amadey | aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907

Analysis

max time kernel
142s
max time network
120s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
01-07-2024 18:00

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General

Target

aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe
Size

1.8MB
MD5

5ac9f5c2867f35a8c824547f8ef3166a
SHA1

94f49534ce2b90853c90323f65c5367d44c172b7
SHA256

aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907
SHA512

fe082aefa2a38b3ba1714614fd79b77a8c61b311c1a9aec8988077816cf71755acea2bff614e53ea81bdb4ad3415f1ef963caa9bcb6b50a9259a6447578bbc56
SSDEEP

49152:cY1oJ4kL8CPhkQ2+afJ5tjigOdItF39QoVpsaafie12:cY1md5kdJXjigOdItfQIqi

Score

10^/10

amadey stealc 4dd39d default discovery evasion spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

http://77.91.77.82

Attributes

install_dir
ad40971b6b
install_file
explorti.exe
strings_key
a434973ad22def7137dbb5e059b7081e
url_paths
/Hun4Ko/index.php

rc4.plain

Extracted

Family

stealc

Botnet

default

http://85.28.47.4

Attributes

url_path
/920475a59bac849d.php

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Stealc
Stealc is an infostealer written in C++.
stealer stealc

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 6 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

explorti.exeexplorti.exeaedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exeexplorti.exeexplorti.exeIJKKEHJDHJ.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	IJKKEHJDHJ.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 12 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

explorti.exeaedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exeexplorti.exeexplorti.exeIJKKEHJDHJ.exeexplorti.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	IJKKEHJDHJ.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	IJKKEHJDHJ.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe

Executes dropped EXE 6 IoCs

Processes:

explorti.exebdba25efd3.exeexplorti.exeIJKKEHJDHJ.exeexplorti.exeexplorti.exe

pid process

4172 explorti.exe
1196 bdba25efd3.exe
2064 explorti.exe
5008 IJKKEHJDHJ.exe
2176 explorti.exe
3108 explorti.exe

pid	process
4172	explorti.exe
1196	bdba25efd3.exe
2064	explorti.exe
5008	IJKKEHJDHJ.exe
2176	explorti.exe
3108	explorti.exe

Identifies Wine through registry keys 2 TTPs 6 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exeexplorti.exeexplorti.exeIJKKEHJDHJ.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Wine	aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe
Key opened	\REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Wine	IJKKEHJDHJ.exe
Key opened	\REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Wine	explorti.exe

Loads dropped DLL 2 IoCs

Processes:

bdba25efd3.exe

pid process

1196 bdba25efd3.exe
1196 bdba25efd3.exe
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

pid	process
1196	bdba25efd3.exe
1196	bdba25efd3.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 8 IoCs

Processes:

aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exeexplorti.exebdba25efd3.exeexplorti.exeIJKKEHJDHJ.exeexplorti.exeexplorti.exe

pid	process
3240	aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe
4172	explorti.exe
1196	bdba25efd3.exe
2064	explorti.exe
1196	bdba25efd3.exe
5008	IJKKEHJDHJ.exe
2176	explorti.exe
3108	explorti.exe

Drops file in Windows directory 1 IoCs

Processes:

aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe

description ioc process

File created C:\Windows\Tasks\explorti.job aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\Tasks\explorti.job	aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

bdba25efd3.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	bdba25efd3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	bdba25efd3.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exeexplorti.exebdba25efd3.exeexplorti.exeIJKKEHJDHJ.exeexplorti.exeexplorti.exe

pid	process
3240	aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe
3240	aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe
4172	explorti.exe
4172	explorti.exe
1196	bdba25efd3.exe
1196	bdba25efd3.exe
2064	explorti.exe
2064	explorti.exe
1196	bdba25efd3.exe
1196	bdba25efd3.exe
5008	IJKKEHJDHJ.exe
5008	IJKKEHJDHJ.exe
2176	explorti.exe
2176	explorti.exe
3108	explorti.exe
3108	explorti.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

bdba25efd3.execmd.exe

pid process

1196 bdba25efd3.exe
4992 cmd.exe

pid	process
1196	bdba25efd3.exe
4992	cmd.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exeexplorti.exebdba25efd3.execmd.exe

description	pid	process	target process
PID 3240 wrote to memory of 4172	3240	aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe	explorti.exe
PID 3240 wrote to memory of 4172	3240	aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe	explorti.exe
PID 3240 wrote to memory of 4172	3240	aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe	explorti.exe
PID 4172 wrote to memory of 1196	4172	explorti.exe	bdba25efd3.exe
PID 4172 wrote to memory of 1196	4172	explorti.exe	bdba25efd3.exe
PID 4172 wrote to memory of 1196	4172	explorti.exe	bdba25efd3.exe
PID 1196 wrote to memory of 3044	1196	bdba25efd3.exe	cmd.exe
PID 1196 wrote to memory of 3044	1196	bdba25efd3.exe	cmd.exe
PID 1196 wrote to memory of 3044	1196	bdba25efd3.exe	cmd.exe
PID 1196 wrote to memory of 4992	1196	bdba25efd3.exe	cmd.exe
PID 1196 wrote to memory of 4992	1196	bdba25efd3.exe	cmd.exe
PID 1196 wrote to memory of 4992	1196	bdba25efd3.exe	cmd.exe
PID 3044 wrote to memory of 5008	3044	cmd.exe	IJKKEHJDHJ.exe
PID 3044 wrote to memory of 5008	3044	cmd.exe	IJKKEHJDHJ.exe
PID 3044 wrote to memory of 5008	3044	cmd.exe	IJKKEHJDHJ.exe

C:\Users\Admin\AppData\Local\Temp\aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe
"C:\Users\Admin\AppData\Local\Temp\aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3240

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"
2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4172

C:\Users\Admin\AppData\Local\Temp\1000006001\bdba25efd3.exe
"C:\Users\Admin\AppData\Local\Temp\1000006001\bdba25efd3.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1196

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\IJKKEHJDHJ.exe"
4⤵
- Suspicious use of WriteProcessMemory
PID:3044

C:\Users\Admin\AppData\Local\Temp\IJKKEHJDHJ.exe
"C:\Users\Admin\AppData\Local\Temp\IJKKEHJDHJ.exe"
5⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:5008

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\HDAFBGIJKE.exe"
4⤵
- Suspicious use of SetWindowsHookEx
PID:4992

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2064

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2176

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3108

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\ProgramData\mozglue.dll
Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll
Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
C:\Users\Admin\AppData\Local\Temp\1000006001\bdba25efd3.exe
Filesize
2.4MB

MD5
b58a3998f5ce749fd2dd6b8651fde46c

SHA1
94bac5909d2b5f2313d810f04587db3c67c9dd5a

SHA256
7d094695351abc8285aea7a0612764ca1d12ef7b0c44aca25ed560ac1d407c3d

SHA512
db074390fe7b8dfa26a10d0dcca56f3d66d72eba96ddc6b7650e7b8c45e0de58805abe43d8f93e3291687ff075d900676552d6a3f7ac3c7b2d388c9f52111da4

Download Submit
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
Filesize
1.8MB

MD5
5ac9f5c2867f35a8c824547f8ef3166a

SHA1
94f49534ce2b90853c90323f65c5367d44c172b7

SHA256
aedcdf53960229b6a80ad2e7773c453a9411f0952f348a12c8994f2688ce9907

SHA512
fe082aefa2a38b3ba1714614fd79b77a8c61b311c1a9aec8988077816cf71755acea2bff614e53ea81bdb4ad3415f1ef963caa9bcb6b50a9259a6447578bbc56

Download Submit
memory/1196-39-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/1196-38-0x0000000000AF0000-0x00000000016E2000-memory.dmp

Filesize
11.9MB

Download
memory/1196-112-0x0000000000AF0000-0x00000000016E2000-memory.dmp

Filesize
11.9MB

Download
memory/2064-103-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/2064-79-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/2176-127-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/2176-128-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/3108-136-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/3108-137-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/3240-0-0x0000000000460000-0x0000000000919000-memory.dmp

Filesize
4.7MB

Download
memory/3240-17-0x0000000000460000-0x0000000000919000-memory.dmp

Filesize
4.7MB

Download
memory/3240-5-0x0000000000460000-0x0000000000919000-memory.dmp

Filesize
4.7MB

Download
memory/3240-3-0x0000000000460000-0x0000000000919000-memory.dmp

Filesize
4.7MB

Download
memory/3240-2-0x0000000000461000-0x000000000048F000-memory.dmp

Filesize
184KB

Download
memory/3240-1-0x00000000779A6000-0x00000000779A8000-memory.dmp

Filesize
8KB

Download
memory/4172-21-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-125-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-139-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-116-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-138-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-119-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-120-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-121-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-122-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-123-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-124-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-109-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-22-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-20-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-129-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-130-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-131-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-132-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-133-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-134-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/4172-19-0x0000000000EB1000-0x0000000000EDF000-memory.dmp

Filesize
184KB

Download
memory/4172-18-0x0000000000EB0000-0x0000000001369000-memory.dmp

Filesize
4.7MB

Download
memory/5008-118-0x0000000000300000-0x00000000007B9000-memory.dmp

Filesize
4.7MB

Download
memory/5008-117-0x0000000000300000-0x00000000007B9000-memory.dmp

Filesize
4.7MB

Download