darkcomet | 36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5

Analysis

max time kernel
150s
max time network
155s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 04:42

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General

Target

36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe
Size

3.9MB
MD5

7ba417399e0bfc1365bdf53dac0aad80
SHA1

11a789dd26e9cc92f1f67b1ec48233f53199c8aa
SHA256

36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5
SHA512

a033f021b7e661496f7bf7dc840549defb9f2ad25ef8cb2a2cff34dbee70cf22dc9fbd212b9c937ba0541ecefff37e996946491945bd96e0f197fadbc60a5b30
SSDEEP

98304:alX3KMj7yBNUVPhd5G0Z5DxdM3hZpmBAlB6D4tyX6kuT4IkQApCgvms0Cv05J5CF:alX3KMj7yBNUVPhd5G0Z5DxdM3hZpmBF

Score

10^/10

darkcomet persistence rat trojan upx

Malware Config

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.

Query Registry
T1012

System Information Discovery
T1082

Processes:

Soundcrd.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate Soundcrd.exe
Executes dropped EXE 3 IoCs

Processes:

Soundcrd.exeSoundcrd.exeSoundcrd.exe

pid process

1280 Soundcrd.exe
2480 Soundcrd.exe
2540 Soundcrd.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	Soundcrd.exe

pid	process
1280	Soundcrd.exe
2480	Soundcrd.exe
2540	Soundcrd.exe

Loads dropped DLL 7 IoCs

Processes:

36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exeSoundcrd.exe

pid	process
2756	36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe
2756	36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe
2756	36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe
2756	36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe
2756	36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe
1280	Soundcrd.exe
1280	Soundcrd.exe

UPX packed file 30 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/2756-0-0x0000000000400000-0x00000000007EC000-memory.dmp	upx
C:\Users\Admin\AppData\Roaming\Soundcrd.exe	upx
behavioral1/memory/1280-45-0x0000000000400000-0x00000000007EC000-memory.dmp	upx
behavioral1/memory/2756-44-0x0000000000400000-0x00000000007EC000-memory.dmp	upx
behavioral1/memory/2480-54-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-52-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-50-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2540-63-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral1/memory/1280-62-0x0000000000400000-0x00000000007EC000-memory.dmp	upx
behavioral1/memory/2480-59-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2540-58-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral1/memory/2480-57-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/1280-56-0x0000000002C70000-0x000000000305C000-memory.dmp	upx
behavioral1/memory/2480-55-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-69-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-68-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-65-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2540-64-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral1/memory/2540-71-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral1/memory/2480-70-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-73-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-76-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-78-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-80-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-82-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-86-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-88-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-92-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-94-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2480-98-0x0000000000400000-0x00000000004B5000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\Mcrosoftt = "C:\\Users\\Admin\\AppData\\Roaming\\Soundcrd.exe"	reg.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

Soundcrd.exe

description pid process target process

PID 1280 set thread context of 2480 1280 Soundcrd.exe Soundcrd.exe
PID 1280 set thread context of 2540 1280 Soundcrd.exe Soundcrd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 1280 set thread context of 2480	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 set thread context of 2540	1280	Soundcrd.exe	Soundcrd.exe

Checks processor information in registry 2 TTPs 4 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

Soundcrd.exe

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

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

Soundcrd.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier Soundcrd.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	Soundcrd.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

Soundcrd.exeSoundcrd.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	2480	Soundcrd.exe
Token: SeSecurityPrivilege	2480	Soundcrd.exe
Token: SeTakeOwnershipPrivilege	2480	Soundcrd.exe
Token: SeLoadDriverPrivilege	2480	Soundcrd.exe
Token: SeSystemProfilePrivilege	2480	Soundcrd.exe
Token: SeSystemtimePrivilege	2480	Soundcrd.exe
Token: SeProfSingleProcessPrivilege	2480	Soundcrd.exe
Token: SeIncBasePriorityPrivilege	2480	Soundcrd.exe
Token: SeCreatePagefilePrivilege	2480	Soundcrd.exe
Token: SeBackupPrivilege	2480	Soundcrd.exe
Token: SeRestorePrivilege	2480	Soundcrd.exe
Token: SeShutdownPrivilege	2480	Soundcrd.exe
Token: SeDebugPrivilege	2480	Soundcrd.exe
Token: SeSystemEnvironmentPrivilege	2480	Soundcrd.exe
Token: SeChangeNotifyPrivilege	2480	Soundcrd.exe
Token: SeRemoteShutdownPrivilege	2480	Soundcrd.exe
Token: SeUndockPrivilege	2480	Soundcrd.exe
Token: SeManageVolumePrivilege	2480	Soundcrd.exe
Token: SeImpersonatePrivilege	2480	Soundcrd.exe
Token: SeCreateGlobalPrivilege	2480	Soundcrd.exe
Token: 33	2480	Soundcrd.exe
Token: 34	2480	Soundcrd.exe
Token: 35	2480	Soundcrd.exe
Token: SeDebugPrivilege	2540	Soundcrd.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exeSoundcrd.exeSoundcrd.exe

pid process

2756 36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe
1280 Soundcrd.exe
2540 Soundcrd.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.execmd.exeSoundcrd.exe

description	pid	process	target process
PID 2756 wrote to memory of 2692	2756	36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe	cmd.exe
PID 2756 wrote to memory of 2692	2756	36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe	cmd.exe
PID 2756 wrote to memory of 2692	2756	36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe	cmd.exe
PID 2756 wrote to memory of 2692	2756	36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe	cmd.exe
PID 2692 wrote to memory of 2484	2692	cmd.exe	reg.exe
PID 2692 wrote to memory of 2484	2692	cmd.exe	reg.exe
PID 2692 wrote to memory of 2484	2692	cmd.exe	reg.exe
PID 2692 wrote to memory of 2484	2692	cmd.exe	reg.exe
PID 2756 wrote to memory of 1280	2756	36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe	Soundcrd.exe
PID 2756 wrote to memory of 1280	2756	36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe	Soundcrd.exe
PID 2756 wrote to memory of 1280	2756	36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe	Soundcrd.exe
PID 2756 wrote to memory of 1280	2756	36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe	Soundcrd.exe
PID 1280 wrote to memory of 2480	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2480	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2480	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2480	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2480	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2480	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2480	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2480	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2480	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2540	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2540	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2540	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2540	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2540	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2540	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2540	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2540	1280	Soundcrd.exe	Soundcrd.exe
PID 1280 wrote to memory of 2540	1280	Soundcrd.exe	Soundcrd.exe

C:\Users\Admin\AppData\Local\Temp\36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\36242437e320f84fe54895b1727d6a9c2e9c00b43f5683f79321288abeadf5e5_NeikiAnalytics.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2756

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\ZhEUa.bat" "
2⤵
- Suspicious use of WriteProcessMemory
PID:2692

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Mcrosoftt" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Soundcrd.exe" /f
3⤵
- Adds Run key to start application
PID:2484

C:\Users\Admin\AppData\Roaming\Soundcrd.exe
"C:\Users\Admin\AppData\Roaming\Soundcrd.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1280

C:\Users\Admin\AppData\Roaming\Soundcrd.exe
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
3⤵
- Checks BIOS information in registry
- Executes dropped EXE
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:2480

C:\Users\Admin\AppData\Roaming\Soundcrd.exe
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2540

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ZhEUa.bat
Filesize
139B

MD5
173bcce4810d4901872d0ef4f0bfea4e

SHA1
561b03fdfe68b6419fddf57f32e1aab9a6126a2f

SHA256
10ea37eceabbe80fe9814280b66b957636951dbeeed18a9b4d50a1d24a6f1d1d

SHA512
2401e0a5e3f7bf590a0767449da2249d09717e8c1cb71a7475e81d9615580001cfc38705cd1a5b4edc33f7df043bf195e28e4a5442a32bc879dffc6473bd545e

Download Submit
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
Filesize
3.9MB

MD5
4c577110894db4073f8cdaefb2dba737

SHA1
7a7dc16335b5e4d4a2d4c22d71dc2f029bb6f5e8

SHA256
f869f01390e05c0f30cf2518493fe71ada8998d9e1dc3234133db8de57bb750c

SHA512
43bd3ec26584d3fc2f7862789a1cb30a88190ed98c2fe7a71a082410d4972246e11312596b10620f7f326f5e3dc6ea3bf476103f9b7af89bf917b3eafc6d15a1

Download Submit
memory/1280-62-0x0000000000400000-0x00000000007EC000-memory.dmp

Filesize
3.9MB

Download
memory/1280-56-0x0000000002C70000-0x000000000305C000-memory.dmp

Filesize
3.9MB

Download
memory/1280-45-0x0000000000400000-0x00000000007EC000-memory.dmp

Filesize
3.9MB

Download
memory/2480-69-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-76-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-52-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-50-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-98-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-94-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-59-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-92-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-57-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-88-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-55-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-86-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-68-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-65-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-82-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-80-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-70-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-78-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-73-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2480-54-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2540-71-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2540-64-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2540-58-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2540-63-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2756-72-0x00000000039B0000-0x0000000003D9C000-memory.dmp

Filesize
3.9MB

Download
memory/2756-0-0x0000000000400000-0x00000000007EC000-memory.dmp

Filesize
3.9MB

Download
memory/2756-43-0x00000000039B0000-0x0000000003D9C000-memory.dmp

Filesize
3.9MB

Download
memory/2756-44-0x0000000000400000-0x00000000007EC000-memory.dmp

Filesize
3.9MB

Download