amadey | ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4

Analysis

max time kernel
142s
max time network
118s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
30-06-2024 17:53

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General

Target

ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
Size

1.8MB
MD5

76d9763d5e18d2393a9d39a352c091af
SHA1

cd567b0da59282219bce9c66d4ab6b674972b813
SHA256

ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4
SHA512

0b55c77ea2304c6831f633dfea138efe2ccb747175a95fa538fb5117d0fafa9977b2f9acaf687be605e9557f1a9a34e11d2b969e061e6fbf7cb51579cc8ab6c7
SSDEEP

49152:w9sT7xhGA/tXcxK+D5rEC/eig5rItUPGdi:ssT7nGSclD5rxQrIqPGI

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 5 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

explorti.exeexplorti.exeddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exeexplorti.exeCBGCAFIIEC.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__	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	CBGCAFIIEC.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 10 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

explorti.exeexplorti.exeddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exeexplorti.exeCBGCAFIIEC.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	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	CBGCAFIIEC.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	CBGCAFIIEC.exe

Executes dropped EXE 5 IoCs

Processes:

explorti.exec06e9310b7.exeCBGCAFIIEC.exeexplorti.exeexplorti.exe

pid process

2924 explorti.exe
3716 c06e9310b7.exe
2404 CBGCAFIIEC.exe
3108 explorti.exe
1372 explorti.exe

pid	process
2924	explorti.exe
3716	c06e9310b7.exe
2404	CBGCAFIIEC.exe
3108	explorti.exe
1372	explorti.exe

Identifies Wine through registry keys 2 TTPs 5 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:

explorti.exeddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exeexplorti.exeCBGCAFIIEC.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
Key opened	\REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine	CBGCAFIIEC.exe
Key opened	\REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine	explorti.exe

Loads dropped DLL 2 IoCs

Processes:

c06e9310b7.exe

pid process

3716 c06e9310b7.exe
3716 c06e9310b7.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
Suspicious use of NtSetInformationThreadHideFromDebugger 7 IoCs

Processes:

ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exeexplorti.exec06e9310b7.exeCBGCAFIIEC.exeexplorti.exeexplorti.exe

pid process

2484 ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
2924 explorti.exe
3716 c06e9310b7.exe
3716 c06e9310b7.exe
2404 CBGCAFIIEC.exe
3108 explorti.exe
1372 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe

description ioc process

File created C:\Windows\Tasks\explorti.job ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
3716	c06e9310b7.exe
3716	c06e9310b7.exe

description	ioc	process
File created	C:\Windows\Tasks\explorti.job	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.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:

c06e9310b7.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	c06e9310b7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	c06e9310b7.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exeexplorti.exec06e9310b7.exeCBGCAFIIEC.exeexplorti.exeexplorti.exe

pid	process
2484	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
2484	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
2924	explorti.exe
2924	explorti.exe
3716	c06e9310b7.exe
3716	c06e9310b7.exe
3716	c06e9310b7.exe
3716	c06e9310b7.exe
2404	CBGCAFIIEC.exe
2404	CBGCAFIIEC.exe
3108	explorti.exe
3108	explorti.exe
1372	explorti.exe
1372	explorti.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe

pid process

2484 ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

c06e9310b7.execmd.exe

pid process

3716 c06e9310b7.exe
2280 cmd.exe

pid	process
3716	c06e9310b7.exe
2280	cmd.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exeexplorti.exec06e9310b7.execmd.exe

description	pid	process	target process
PID 2484 wrote to memory of 2924	2484	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe	explorti.exe
PID 2484 wrote to memory of 2924	2484	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe	explorti.exe
PID 2484 wrote to memory of 2924	2484	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe	explorti.exe
PID 2924 wrote to memory of 3716	2924	explorti.exe	c06e9310b7.exe
PID 2924 wrote to memory of 3716	2924	explorti.exe	c06e9310b7.exe
PID 2924 wrote to memory of 3716	2924	explorti.exe	c06e9310b7.exe
PID 3716 wrote to memory of 3036	3716	c06e9310b7.exe	cmd.exe
PID 3716 wrote to memory of 3036	3716	c06e9310b7.exe	cmd.exe
PID 3716 wrote to memory of 3036	3716	c06e9310b7.exe	cmd.exe
PID 3716 wrote to memory of 2280	3716	c06e9310b7.exe	cmd.exe
PID 3716 wrote to memory of 2280	3716	c06e9310b7.exe	cmd.exe
PID 3716 wrote to memory of 2280	3716	c06e9310b7.exe	cmd.exe
PID 3036 wrote to memory of 2404	3036	cmd.exe	CBGCAFIIEC.exe
PID 3036 wrote to memory of 2404	3036	cmd.exe	CBGCAFIIEC.exe
PID 3036 wrote to memory of 2404	3036	cmd.exe	CBGCAFIIEC.exe

C:\Users\Admin\AppData\Local\Temp\ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
"C:\Users\Admin\AppData\Local\Temp\ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.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 FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2484

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:2924

C:\Users\Admin\AppData\Local\Temp\1000006001\c06e9310b7.exe
"C:\Users\Admin\AppData\Local\Temp\1000006001\c06e9310b7.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:3716

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\CBGCAFIIEC.exe"
4⤵
- Suspicious use of WriteProcessMemory
PID:3036

C:\Users\Admin\AppData\Local\Temp\CBGCAFIIEC.exe
"C:\Users\Admin\AppData\Local\Temp\CBGCAFIIEC.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:2404

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\AAFBAKECAE.exe"
4⤵
- Suspicious use of SetWindowsHookEx
PID:2280

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

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:1372

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\c06e9310b7.exe
Filesize
2.4MB

MD5
788896b0b3e5bb5824228dc037fec7bb

SHA1
1c6fe7c59e037058bd713930e87178cd6113d8e6

SHA256
06902e21f593ee1506894387489dcd78adc3cf9176bc1640d7ce5fec98157698

SHA512
bc4e141b824ede98741353a422c9b77deb710a170ed09d94ae327ee91f693ff7a4e53ffaeabd532459cceaf3c4a22d6f8f506b7fb451787faa4100e948e1009a

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

MD5
76d9763d5e18d2393a9d39a352c091af

SHA1
cd567b0da59282219bce9c66d4ab6b674972b813

SHA256
ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4

SHA512
0b55c77ea2304c6831f633dfea138efe2ccb747175a95fa538fb5117d0fafa9977b2f9acaf687be605e9557f1a9a34e11d2b969e061e6fbf7cb51579cc8ab6c7

Download Submit
memory/1372-131-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/1372-132-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2404-113-0x0000000000F60000-0x0000000001410000-memory.dmp

Filesize
4.7MB

Download
memory/2404-115-0x0000000000F60000-0x0000000001410000-memory.dmp

Filesize
4.7MB

Download
memory/2484-17-0x0000000000660000-0x0000000000B10000-memory.dmp

Filesize
4.7MB

Download
memory/2484-0-0x0000000000660000-0x0000000000B10000-memory.dmp

Filesize
4.7MB

Download
memory/2484-5-0x0000000000660000-0x0000000000B10000-memory.dmp

Filesize
4.7MB

Download
memory/2484-3-0x0000000000660000-0x0000000000B10000-memory.dmp

Filesize
4.7MB

Download
memory/2484-2-0x0000000000661000-0x000000000068F000-memory.dmp

Filesize
184KB

Download
memory/2484-1-0x0000000077DB6000-0x0000000077DB8000-memory.dmp

Filesize
8KB

Download
memory/2924-116-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-124-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-137-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-136-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-135-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-21-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-20-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-117-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-118-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-119-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-134-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-133-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-123-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-80-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-125-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-126-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-127-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-128-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-130-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-19-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/2924-18-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/3108-122-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/3108-121-0x00000000005F0000-0x0000000000AA0000-memory.dmp

Filesize
4.7MB

Download
memory/3716-37-0x0000000000980000-0x000000000156D000-memory.dmp

Filesize
11.9MB

Download
memory/3716-109-0x0000000000980000-0x000000000156D000-memory.dmp

Filesize
11.9MB

Download
memory/3716-38-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download