darkcomet | 1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c

General

Target

1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe
Size

1.5MB
MD5

21fb7cfb4b6889927dc2cc02307b6bc3
SHA1

7461b416f7da583f84ec4d1b5215af977b736f15
SHA256

1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c
SHA512

00816bba8729485dacfff1596c0b3c32fac3395ce5739ffa1833217b54d76e8263af586a3cabebe579c58e3d8d7580977faca61a0ac5d5f001ac18f50466743d

Score

10^/10

darkcomet runescape persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

Runescape

C2

mrsnickers03.no-ip.biz:340

Mutex

DC_MUTEX-6ZFK11A

Attributes

gencode
uNwew4gojxtu
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Executes dropped EXE 3 IoCs

Processes:

ichader.exeichader.exeichader.exe

pid process

672 ichader.exe
4068 ichader.exe
1180 ichader.exe

pid	process
672	ichader.exe
4068	ichader.exe
1180	ichader.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3228-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3228-10-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3228-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1180-34-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1180-40-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1180-42-0x0000000000400000-0x00000000004B7000-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-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\java = "C:\\Users\\Admin\\AppData\\Roaming\\IDM\\ichader.exe"	reg.exe

Suspicious use of SetThreadContext 5 IoCs

Processes:

1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exeichader.exe

description	pid	process	target process
PID 652 set thread context of 1592	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	svchost.exe
PID 652 set thread context of 3228	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe
PID 672 set thread context of 1528	672	ichader.exe	svchost.exe
PID 672 set thread context of 4068	672	ichader.exe	ichader.exe
PID 672 set thread context of 1180	672	ichader.exe	ichader.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

svchost.exe

pid	process
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe
1592	svchost.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

ichader.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1180	ichader.exe
Token: SeSecurityPrivilege	1180	ichader.exe
Token: SeTakeOwnershipPrivilege	1180	ichader.exe
Token: SeLoadDriverPrivilege	1180	ichader.exe
Token: SeSystemProfilePrivilege	1180	ichader.exe
Token: SeSystemtimePrivilege	1180	ichader.exe
Token: SeProfSingleProcessPrivilege	1180	ichader.exe
Token: SeIncBasePriorityPrivilege	1180	ichader.exe
Token: SeCreatePagefilePrivilege	1180	ichader.exe
Token: SeBackupPrivilege	1180	ichader.exe
Token: SeRestorePrivilege	1180	ichader.exe
Token: SeShutdownPrivilege	1180	ichader.exe
Token: SeDebugPrivilege	1180	ichader.exe
Token: SeSystemEnvironmentPrivilege	1180	ichader.exe
Token: SeChangeNotifyPrivilege	1180	ichader.exe
Token: SeRemoteShutdownPrivilege	1180	ichader.exe
Token: SeUndockPrivilege	1180	ichader.exe
Token: SeManageVolumePrivilege	1180	ichader.exe
Token: SeImpersonatePrivilege	1180	ichader.exe
Token: SeCreateGlobalPrivilege	1180	ichader.exe
Token: 33	1180	ichader.exe
Token: 34	1180	ichader.exe
Token: 35	1180	ichader.exe
Token: 36	1180	ichader.exe

Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exesvchost.exe1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exeichader.exesvchost.exeichader.exe

pid	process
652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe
1592	svchost.exe
3228	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe
672	ichader.exe
1528	svchost.exe
4068	ichader.exe

Suspicious use of WriteProcessMemory 51 IoCs

Processes:

1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.execmd.exeichader.exe

description	pid	process	target process
PID 652 wrote to memory of 1592	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	svchost.exe
PID 652 wrote to memory of 1592	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	svchost.exe
PID 652 wrote to memory of 1592	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	svchost.exe
PID 652 wrote to memory of 1592	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	svchost.exe
PID 652 wrote to memory of 1592	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	svchost.exe
PID 652 wrote to memory of 1592	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	svchost.exe
PID 652 wrote to memory of 1592	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	svchost.exe
PID 652 wrote to memory of 1592	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	svchost.exe
PID 652 wrote to memory of 1592	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	svchost.exe
PID 652 wrote to memory of 3228	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe
PID 652 wrote to memory of 3228	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe
PID 652 wrote to memory of 3228	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe
PID 652 wrote to memory of 3228	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe
PID 652 wrote to memory of 3228	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe
PID 652 wrote to memory of 3228	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe
PID 652 wrote to memory of 3228	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe
PID 652 wrote to memory of 3228	652	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe
PID 3228 wrote to memory of 188	3228	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	cmd.exe
PID 3228 wrote to memory of 188	3228	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	cmd.exe
PID 3228 wrote to memory of 188	3228	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	cmd.exe
PID 188 wrote to memory of 3348	188	cmd.exe	reg.exe
PID 188 wrote to memory of 3348	188	cmd.exe	reg.exe
PID 188 wrote to memory of 3348	188	cmd.exe	reg.exe
PID 3228 wrote to memory of 672	3228	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	ichader.exe
PID 3228 wrote to memory of 672	3228	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	ichader.exe
PID 3228 wrote to memory of 672	3228	1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe	ichader.exe
PID 672 wrote to memory of 1528	672	ichader.exe	svchost.exe
PID 672 wrote to memory of 1528	672	ichader.exe	svchost.exe
PID 672 wrote to memory of 1528	672	ichader.exe	svchost.exe
PID 672 wrote to memory of 1528	672	ichader.exe	svchost.exe
PID 672 wrote to memory of 1528	672	ichader.exe	svchost.exe
PID 672 wrote to memory of 1528	672	ichader.exe	svchost.exe
PID 672 wrote to memory of 1528	672	ichader.exe	svchost.exe
PID 672 wrote to memory of 1528	672	ichader.exe	svchost.exe
PID 672 wrote to memory of 1528	672	ichader.exe	svchost.exe
PID 672 wrote to memory of 4068	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 4068	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 4068	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 4068	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 4068	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 4068	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 4068	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 4068	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 1180	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 1180	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 1180	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 1180	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 1180	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 1180	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 1180	672	ichader.exe	ichader.exe
PID 672 wrote to memory of 1180	672	ichader.exe	ichader.exe

C:\Users\Admin\AppData\Local\Temp\1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe
"C:\Users\Admin\AppData\Local\Temp\1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:652

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\system32\svchost.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1592

C:\Users\Admin\AppData\Local\Temp\1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe
"C:\Users\Admin\AppData\Local\Temp\1fc15fc0d494f0441923e5237e214545cc13d0f73759d70da6d4a784a2ef8b1c.exe"
2⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3228

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\GLGNC.bat" "
3⤵
- Suspicious use of WriteProcessMemory
PID:188

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "java" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\IDM\ichader.exe" /f
4⤵
- Adds Run key to start application
PID:3348

C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
"C:\Users\Admin\AppData\Roaming\IDM\ichader.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:672

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\system32\svchost.exe"
4⤵
- Suspicious use of SetWindowsHookEx
PID:1528

C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
"C:\Users\Admin\AppData\Roaming\IDM\ichader.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:4068

C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
"C:\Users\Admin\AppData\Roaming\IDM\ichader.exe"
4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1180

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\GLGNC.bat
MD5
92353035f01403e26aa2ff51c3963238

SHA1
d13f167c73bfce23a2deab8ce7c4ce9f78759ff4

SHA256
2e72a8542f8f809bfb1e4adfb481c7c5e6dc00dda7970c74692ba8d83ea0a870

SHA512
74560e33477caae3c7bc13914e4ae3c6911bbcfe257b2833155c236a158db0aca17478beb9d97f648ff1ea566005260f511361771c74203195107f4e82cce7df

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
146445ecf21e31bb9388672884425ed5

SHA1
07e256e55d835381d09222cf7ad06c173f3e745e

SHA256
80d5ea8d44c7520f0dd00537628ca73163cbfd7a2cc9bb0cfd8e80b6af260fa8

SHA512
442b20a93ee19cb3982ad23f206bd0053bfacdeeb92cba7c82336baf697108bc4597aa24c261b232f70bbf4b403d74d6a44bfe41b25009e2355b371298fca292

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
146445ecf21e31bb9388672884425ed5

SHA1
07e256e55d835381d09222cf7ad06c173f3e745e

SHA256
80d5ea8d44c7520f0dd00537628ca73163cbfd7a2cc9bb0cfd8e80b6af260fa8

SHA512
442b20a93ee19cb3982ad23f206bd0053bfacdeeb92cba7c82336baf697108bc4597aa24c261b232f70bbf4b403d74d6a44bfe41b25009e2355b371298fca292

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
146445ecf21e31bb9388672884425ed5

SHA1
07e256e55d835381d09222cf7ad06c173f3e745e

SHA256
80d5ea8d44c7520f0dd00537628ca73163cbfd7a2cc9bb0cfd8e80b6af260fa8

SHA512
442b20a93ee19cb3982ad23f206bd0053bfacdeeb92cba7c82336baf697108bc4597aa24c261b232f70bbf4b403d74d6a44bfe41b25009e2355b371298fca292

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe

Download Submit
memory/188-14-0x0000000000000000-mapping.dmp

Download
memory/672-17-0x0000000000000000-mapping.dmp

Download
memory/672-20-0x0000000073B00000-0x0000000073B93000-memory.dmp

Filesize
588KB

Download
memory/1180-36-0x00000000004B5210-mapping.dmp

Download
memory/1180-40-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1180-42-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1180-38-0x0000000073B00000-0x0000000073B93000-memory.dmp

Filesize
588KB

Download
memory/1180-34-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1528-23-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1528-25-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1528-24-0x000000000040B000-mapping.dmp

Download
memory/1592-2-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1592-5-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1592-4-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1592-3-0x000000000040B000-mapping.dmp

Download
memory/3228-8-0x00000000004085D0-mapping.dmp

Download
memory/3228-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3228-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3228-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3348-16-0x0000000000000000-mapping.dmp

Download
memory/4068-32-0x0000000073B00000-0x0000000073B93000-memory.dmp

Filesize
588KB

Download
memory/4068-30-0x00000000004085D0-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads