amadey | 7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b

Analysis

max time kernel
146s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
30-06-2024 00:27

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General

Target

7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exe
Size

1.8MB
MD5

479b020ae91d481c4282d17fef81ca96
SHA1

d6eceb07d16d783fa3ecc14fe569c0bbfd31571d
SHA256

7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b
SHA512

f9515585cac349c7dc341382bf5d8ff549cb03bb91a2a44817d1247155a2a403c8d39bdc2d3759b3509291985c613b811dc88f6e3374b0f4ab5eafd05470a01e
SSDEEP

49152:nKF1DQaPvnmuxvlQ901+S/MdNnnUQat+:oESnFb/OUQ0

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.exeIEGCBAAFHD.exeexplorti.exeexplorti.exeexplorti.exe7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	IEGCBAAFHD.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__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.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.exeexplorti.exeexplorti.exe7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exeexplorti.exeIEGCBAAFHD.exe

description	ioc	process
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
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	IEGCBAAFHD.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	IEGCBAAFHD.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.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.exef63a7eee26.exeIEGCBAAFHD.exeexplorti.exeexplorti.exeexplorti.exe

pid process

2452 explorti.exe
2168 f63a7eee26.exe
3444 IEGCBAAFHD.exe
1536 explorti.exe
1484 explorti.exe
1980 explorti.exe

pid	process
2452	explorti.exe
2168	f63a7eee26.exe
3444	IEGCBAAFHD.exe
1536	explorti.exe
1484	explorti.exe
1980	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:

7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exeexplorti.exeIEGCBAAFHD.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exe
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	IEGCBAAFHD.exe
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	explorti.exe

Loads dropped DLL 2 IoCs

Processes:

f63a7eee26.exe

pid process

2168 f63a7eee26.exe
2168 f63a7eee26.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
2168	f63a7eee26.exe
2168	f63a7eee26.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 8 IoCs

Processes:

7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exeexplorti.exef63a7eee26.exeIEGCBAAFHD.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
3024	7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exe
2452	explorti.exe
2168	f63a7eee26.exe
2168	f63a7eee26.exe
3444	IEGCBAAFHD.exe
1536	explorti.exe
1484	explorti.exe
1980	explorti.exe

Drops file in Windows directory 1 IoCs

Processes:

7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exe

description ioc process

File created C:\Windows\Tasks\explorti.job 7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.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	7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.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:

f63a7eee26.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	f63a7eee26.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	f63a7eee26.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exeexplorti.exef63a7eee26.exeIEGCBAAFHD.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
3024	7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exe
3024	7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exe
2452	explorti.exe
2452	explorti.exe
2168	f63a7eee26.exe
2168	f63a7eee26.exe
2168	f63a7eee26.exe
2168	f63a7eee26.exe
3444	IEGCBAAFHD.exe
3444	IEGCBAAFHD.exe
1536	explorti.exe
1536	explorti.exe
1484	explorti.exe
1484	explorti.exe
1980	explorti.exe
1980	explorti.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

f63a7eee26.execmd.exe

pid process

2168 f63a7eee26.exe
2004 cmd.exe

pid	process
2168	f63a7eee26.exe
2004	cmd.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exeexplorti.exef63a7eee26.execmd.exe

description	pid	process	target process
PID 3024 wrote to memory of 2452	3024	7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exe	explorti.exe
PID 3024 wrote to memory of 2452	3024	7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exe	explorti.exe
PID 3024 wrote to memory of 2452	3024	7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exe	explorti.exe
PID 2452 wrote to memory of 2168	2452	explorti.exe	f63a7eee26.exe
PID 2452 wrote to memory of 2168	2452	explorti.exe	f63a7eee26.exe
PID 2452 wrote to memory of 2168	2452	explorti.exe	f63a7eee26.exe
PID 2168 wrote to memory of 2640	2168	f63a7eee26.exe	cmd.exe
PID 2168 wrote to memory of 2640	2168	f63a7eee26.exe	cmd.exe
PID 2168 wrote to memory of 2640	2168	f63a7eee26.exe	cmd.exe
PID 2168 wrote to memory of 2004	2168	f63a7eee26.exe	cmd.exe
PID 2168 wrote to memory of 2004	2168	f63a7eee26.exe	cmd.exe
PID 2168 wrote to memory of 2004	2168	f63a7eee26.exe	cmd.exe
PID 2640 wrote to memory of 3444	2640	cmd.exe	IEGCBAAFHD.exe
PID 2640 wrote to memory of 3444	2640	cmd.exe	IEGCBAAFHD.exe
PID 2640 wrote to memory of 3444	2640	cmd.exe	IEGCBAAFHD.exe

C:\Users\Admin\AppData\Local\Temp\7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.exe
"C:\Users\Admin\AppData\Local\Temp\7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b.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:3024

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:2452

C:\Users\Admin\AppData\Local\Temp\1000006001\f63a7eee26.exe
"C:\Users\Admin\AppData\Local\Temp\1000006001\f63a7eee26.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:2168

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\IEGCBAAFHD.exe"
4⤵
- Suspicious use of WriteProcessMemory
PID:2640

C:\Users\Admin\AppData\Local\Temp\IEGCBAAFHD.exe
"C:\Users\Admin\AppData\Local\Temp\IEGCBAAFHD.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:3444

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\BAFCFHDHII.exe"
4⤵
- Suspicious use of SetWindowsHookEx
PID:2004

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:1536

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:1484

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:1980

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\f63a7eee26.exe
Filesize
2.4MB

MD5
7e71285f0605e804327de38aaf9aa82c

SHA1
4102d659bb5572d0e88adbf54624028e696285ed

SHA256
fad03c0fb57a6f4d3bd9af8d9d969c2f52b6e6f67a34ff01c1d57361d668e480

SHA512
4c12a4e6897994797f0088cbe98cda9c497ce036be70668e4fb648e39f4869ec0446908643c43e4140322f04bfc589838f1ed3274534d0bc8c7bb4c89656dbbe

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

MD5
479b020ae91d481c4282d17fef81ca96

SHA1
d6eceb07d16d783fa3ecc14fe569c0bbfd31571d

SHA256
7e5b758fd4967ccb7e48bf0fbd3ccbe472e3206e5429570913d87df3a82de58b

SHA512
f9515585cac349c7dc341382bf5d8ff549cb03bb91a2a44817d1247155a2a403c8d39bdc2d3759b3509291985c613b811dc88f6e3374b0f4ab5eafd05470a01e

Download Submit
memory/1484-128-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/1536-116-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/1536-118-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/1980-136-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/1980-137-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2168-37-0x0000000000DF0000-0x00000000019E4000-memory.dmp

Filesize
12.0MB

Download
memory/2168-108-0x0000000000DF0000-0x00000000019E4000-memory.dmp

Filesize
12.0MB

Download
memory/2168-38-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/2452-134-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-18-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-21-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-20-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-104-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-19-0x0000000000EE1000-0x0000000000F0F000-memory.dmp

Filesize
184KB

Download
memory/2452-130-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-133-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-132-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-138-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-119-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-120-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-121-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-122-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-123-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-124-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-125-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-126-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-131-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/2452-129-0x0000000000EE0000-0x000000000138F000-memory.dmp

Filesize
4.7MB

Download
memory/3024-3-0x0000000000DB0000-0x000000000125F000-memory.dmp

Filesize
4.7MB

Download
memory/3024-1-0x0000000077126000-0x0000000077128000-memory.dmp

Filesize
8KB

Download
memory/3024-0-0x0000000000DB0000-0x000000000125F000-memory.dmp

Filesize
4.7MB

Download
memory/3024-2-0x0000000000DB1000-0x0000000000DDF000-memory.dmp

Filesize
184KB

Download
memory/3024-17-0x0000000000DB0000-0x000000000125F000-memory.dmp

Filesize
4.7MB

Download
memory/3024-5-0x0000000000DB0000-0x000000000125F000-memory.dmp

Filesize
4.7MB

Download
memory/3444-114-0x0000000000840000-0x0000000000CEF000-memory.dmp

Filesize
4.7MB

Download
memory/3444-112-0x0000000000840000-0x0000000000CEF000-memory.dmp

Filesize
4.7MB

Download