darkcomet | ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1

General

Target

ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe
Size

1.9MB
MD5

ba3851b7a3b93b34ab082dd184b01969
SHA1

04a9cf0d8a973c9de96dae6fd830f9780512424d
SHA256

ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1
SHA512

4765f079e434990360f34c3bf8c90d9e48ba0ff988a3a2d2edacf30085eb6a8ce10af3677d199a5830bd80278965674afac15e79438872946d2213268324e121

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
Executes dropped EXE 3 IoCs

Processes:

test.exetest.exetest.exe

pid process

988 test.exe
3672 test.exe
3776 test.exe

pid	process
988	test.exe
3672	test.exe
3776	test.exe

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2168-117-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2168-120-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3776-140-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3776-153-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\test\\test.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exetest.exe

description	pid	process	target process
PID 3892 set thread context of 2168	3892	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe
PID 988 set thread context of 3672	988	test.exe	test.exe
PID 988 set thread context of 3776	988	test.exe	test.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

test.exetest.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	3776	test.exe
Token: SeSecurityPrivilege	3776	test.exe
Token: SeTakeOwnershipPrivilege	3776	test.exe
Token: SeLoadDriverPrivilege	3776	test.exe
Token: SeSystemProfilePrivilege	3776	test.exe
Token: SeSystemtimePrivilege	3776	test.exe
Token: SeProfSingleProcessPrivilege	3776	test.exe
Token: SeIncBasePriorityPrivilege	3776	test.exe
Token: SeCreatePagefilePrivilege	3776	test.exe
Token: SeBackupPrivilege	3776	test.exe
Token: SeRestorePrivilege	3776	test.exe
Token: SeShutdownPrivilege	3776	test.exe
Token: SeDebugPrivilege	3776	test.exe
Token: SeSystemEnvironmentPrivilege	3776	test.exe
Token: SeChangeNotifyPrivilege	3776	test.exe
Token: SeRemoteShutdownPrivilege	3776	test.exe
Token: SeUndockPrivilege	3776	test.exe
Token: SeManageVolumePrivilege	3776	test.exe
Token: SeImpersonatePrivilege	3776	test.exe
Token: SeCreateGlobalPrivilege	3776	test.exe
Token: 33	3776	test.exe
Token: 34	3776	test.exe
Token: 35	3776	test.exe
Token: 36	3776	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe
Token: SeDebugPrivilege	3672	test.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exeac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exetest.exetest.exe

pid	process
3892	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe
2168	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe
988	test.exe
3672	test.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exeac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.execmd.exetest.exe

description	pid	process	target process
PID 3892 wrote to memory of 2168	3892	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe
PID 3892 wrote to memory of 2168	3892	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe
PID 3892 wrote to memory of 2168	3892	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe
PID 3892 wrote to memory of 2168	3892	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe
PID 3892 wrote to memory of 2168	3892	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe
PID 3892 wrote to memory of 2168	3892	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe
PID 3892 wrote to memory of 2168	3892	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe
PID 3892 wrote to memory of 2168	3892	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe
PID 2168 wrote to memory of 196	2168	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	cmd.exe
PID 2168 wrote to memory of 196	2168	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	cmd.exe
PID 2168 wrote to memory of 196	2168	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	cmd.exe
PID 196 wrote to memory of 688	196	cmd.exe	reg.exe
PID 196 wrote to memory of 688	196	cmd.exe	reg.exe
PID 196 wrote to memory of 688	196	cmd.exe	reg.exe
PID 2168 wrote to memory of 988	2168	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	test.exe
PID 2168 wrote to memory of 988	2168	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	test.exe
PID 2168 wrote to memory of 988	2168	ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe	test.exe
PID 988 wrote to memory of 3672	988	test.exe	test.exe
PID 988 wrote to memory of 3672	988	test.exe	test.exe
PID 988 wrote to memory of 3672	988	test.exe	test.exe
PID 988 wrote to memory of 3672	988	test.exe	test.exe
PID 988 wrote to memory of 3672	988	test.exe	test.exe
PID 988 wrote to memory of 3672	988	test.exe	test.exe
PID 988 wrote to memory of 3672	988	test.exe	test.exe
PID 988 wrote to memory of 3672	988	test.exe	test.exe
PID 988 wrote to memory of 3776	988	test.exe	test.exe
PID 988 wrote to memory of 3776	988	test.exe	test.exe
PID 988 wrote to memory of 3776	988	test.exe	test.exe
PID 988 wrote to memory of 3776	988	test.exe	test.exe
PID 988 wrote to memory of 3776	988	test.exe	test.exe
PID 988 wrote to memory of 3776	988	test.exe	test.exe
PID 988 wrote to memory of 3776	988	test.exe	test.exe
PID 988 wrote to memory of 3776	988	test.exe	test.exe

C:\Users\Admin\AppData\Local\Temp\ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe
"C:\Users\Admin\AppData\Local\Temp\ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3892

C:\Users\Admin\AppData\Local\Temp\ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe
"C:\Users\Admin\AppData\Local\Temp\ac7730946cebdf5ebf972d73356681662f2058d9a71517ff74e2a986276272f1.exe"
2⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2168

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\RFCQQ.bat" "
3⤵
- Suspicious use of WriteProcessMemory
PID:196

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "svchost" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\test\test.exe" /f
4⤵
- Adds Run key to start application
PID:688

C:\Users\Admin\AppData\Roaming\test\test.exe
"C:\Users\Admin\AppData\Roaming\test\test.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:988

C:\Users\Admin\AppData\Roaming\test\test.exe
"C:\Users\Admin\AppData\Roaming\test\test.exe"
4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3672

C:\Users\Admin\AppData\Roaming\test\test.exe
"C:\Users\Admin\AppData\Roaming\test\test.exe"
4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3776

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RFCQQ.bat
MD5
527683c48cc4c7190219814c77b72fe0

SHA1
d995878a8f4b9824a0508039eeada5376be9a52d

SHA256
bbebf3e66136e700d8e3e2e0c8f461cdd9d7e68fe5a18a235afe86344932fb4b

SHA512
408a53b240c23fa34153ccc2b2315f28a9741121ecc9b76d50267ee62d78230e65574327369f83c779c781802c0c28f6c578703c01a67de46c3d44f71b814fa6

Download Submit
C:\Users\Admin\AppData\Roaming\test\test.exe
MD5
78e9bb6a1372b920494c62f4315981e8

SHA1
6c8e076b63408c085d6e5e8be87565c3b2c19f8b

SHA256
2a5199f0353435da7d56f5333069a8b68a1816db93956cbee32bcf0f7a494d59

SHA512
f10d4db8190954692ecc900b85fd0366de26956c3c453005ddfb093f4faf8779e0bd471722ce2d8b67f421b2833b72a2808207cff419906bae24d1f8f9b55584

Download Submit
C:\Users\Admin\AppData\Roaming\test\test.exe
MD5
78e9bb6a1372b920494c62f4315981e8

SHA1
6c8e076b63408c085d6e5e8be87565c3b2c19f8b

SHA256
2a5199f0353435da7d56f5333069a8b68a1816db93956cbee32bcf0f7a494d59

SHA512
f10d4db8190954692ecc900b85fd0366de26956c3c453005ddfb093f4faf8779e0bd471722ce2d8b67f421b2833b72a2808207cff419906bae24d1f8f9b55584

Download Submit
C:\Users\Admin\AppData\Roaming\test\test.exe
MD5
78e9bb6a1372b920494c62f4315981e8

SHA1
6c8e076b63408c085d6e5e8be87565c3b2c19f8b

SHA256
2a5199f0353435da7d56f5333069a8b68a1816db93956cbee32bcf0f7a494d59

SHA512
f10d4db8190954692ecc900b85fd0366de26956c3c453005ddfb093f4faf8779e0bd471722ce2d8b67f421b2833b72a2808207cff419906bae24d1f8f9b55584

Download Submit
C:\Users\Admin\AppData\Roaming\test\test.exe
MD5
78e9bb6a1372b920494c62f4315981e8

SHA1
6c8e076b63408c085d6e5e8be87565c3b2c19f8b

SHA256
2a5199f0353435da7d56f5333069a8b68a1816db93956cbee32bcf0f7a494d59

SHA512
f10d4db8190954692ecc900b85fd0366de26956c3c453005ddfb093f4faf8779e0bd471722ce2d8b67f421b2833b72a2808207cff419906bae24d1f8f9b55584

Download Submit
memory/196-128-0x0000000000000000-mapping.dmp

Download
memory/688-130-0x0000000000000000-mapping.dmp

Download
memory/988-145-0x00000000006D0000-0x00000000006D1000-memory.dmp

Filesize
4KB

Download
memory/988-146-0x00000000006F0000-0x00000000006F1000-memory.dmp

Filesize
4KB

Download
memory/988-147-0x0000000000700000-0x0000000000701000-memory.dmp

Filesize
4KB

Download
memory/988-148-0x00000000021D0000-0x00000000021D1000-memory.dmp

Filesize
4KB

Download
memory/988-131-0x0000000000000000-mapping.dmp

Download
memory/2168-120-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2168-117-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2168-118-0x00000000004085D0-mapping.dmp

Download
memory/3672-138-0x00000000004085D0-mapping.dmp

Download
memory/3776-140-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3776-142-0x00000000004B5640-mapping.dmp

Download
memory/3776-153-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3776-154-0x0000000002440000-0x0000000002441000-memory.dmp

Filesize
4KB

Download
memory/3892-127-0x00000000021D0000-0x00000000021D1000-memory.dmp

Filesize
4KB

Download
memory/3892-114-0x0000000000400000-0x000000000054B000-memory.dmp

Filesize
1.3MB

Download
memory/3892-126-0x00000000021C0000-0x00000000021C1000-memory.dmp

Filesize
4KB

Download
memory/3892-125-0x00000000006A0000-0x00000000007EA000-memory.dmp

Filesize
1.3MB

Download
memory/3892-124-0x00000000006A0000-0x00000000007EA000-memory.dmp

Filesize
1.3MB

Download
memory/3892-122-0x00000000006A0000-0x00000000007EA000-memory.dmp

Filesize
1.3MB

Download
memory/3892-119-0x00000000006A0000-0x00000000007EA000-memory.dmp

Filesize
1.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads