darkcomet | a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6

General

Target

a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe
Size

1.5MB
MD5

024031a11521b17f29263c4da1e3b575
SHA1

5889feced3e587271f4943ac487067734c9c8d93
SHA256

a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6
SHA512

04edd2e7e3565d1f8dbe9394bf7f4cb5010a1e9845a5068addb62dfce9b07d65f4e5f45361c4d88172067eb48871501d6881688c13148581474f7a185a80d3b6

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

724 ichader.exe
2168 ichader.exe
3112 ichader.exe

pid	process
724	ichader.exe
2168	ichader.exe
3112	ichader.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4024-6-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4024-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4024-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3112-32-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-36-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-38-0x0000000000400000-0x00000000004B7000-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
Set value (str)	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run\java = "C:\\Users\\Admin\\AppData\\Roaming\\IDM\\ichader.exe"	reg.exe
Key created	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe

Suspicious use of SetThreadContext 5 IoCs

Processes:

a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exeichader.exe

description	pid	process	target process
PID 3888 set thread context of 3924	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	svchost.exe
PID 3888 set thread context of 4024	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe
PID 724 set thread context of 3368	724	ichader.exe	svchost.exe
PID 724 set thread context of 2168	724	ichader.exe	ichader.exe
PID 724 set thread context of 3112	724	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
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe
3924	svchost.exe

Suspicious use of AdjustPrivilegeToken 26 IoCs

Processes:

ichader.exeichader.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	3112	ichader.exe
Token: SeSecurityPrivilege	3112	ichader.exe
Token: SeTakeOwnershipPrivilege	3112	ichader.exe
Token: SeLoadDriverPrivilege	3112	ichader.exe
Token: SeSystemProfilePrivilege	3112	ichader.exe
Token: SeSystemtimePrivilege	3112	ichader.exe
Token: SeProfSingleProcessPrivilege	3112	ichader.exe
Token: SeIncBasePriorityPrivilege	3112	ichader.exe
Token: SeCreatePagefilePrivilege	3112	ichader.exe
Token: SeBackupPrivilege	3112	ichader.exe
Token: SeRestorePrivilege	3112	ichader.exe
Token: SeShutdownPrivilege	3112	ichader.exe
Token: SeDebugPrivilege	3112	ichader.exe
Token: SeSystemEnvironmentPrivilege	3112	ichader.exe
Token: SeChangeNotifyPrivilege	3112	ichader.exe
Token: SeRemoteShutdownPrivilege	3112	ichader.exe
Token: SeUndockPrivilege	3112	ichader.exe
Token: SeManageVolumePrivilege	3112	ichader.exe
Token: SeImpersonatePrivilege	3112	ichader.exe
Token: SeCreateGlobalPrivilege	3112	ichader.exe
Token: 33	3112	ichader.exe
Token: 34	3112	ichader.exe
Token: 35	3112	ichader.exe
Token: 36	3112	ichader.exe
Token: SeDebugPrivilege	2168	ichader.exe
Token: SeDebugPrivilege	2168	ichader.exe

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exesvchost.exea19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exeichader.exesvchost.exeichader.exeichader.exe

pid	process
3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe
3924	svchost.exe
4024	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe
724	ichader.exe
3368	svchost.exe
2168	ichader.exe
3112	ichader.exe

Suspicious use of WriteProcessMemory 51 IoCs

Processes:

a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exea19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.execmd.exeichader.exe

description	pid	process	target process
PID 3888 wrote to memory of 3924	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	svchost.exe
PID 3888 wrote to memory of 3924	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	svchost.exe
PID 3888 wrote to memory of 3924	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	svchost.exe
PID 3888 wrote to memory of 3924	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	svchost.exe
PID 3888 wrote to memory of 3924	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	svchost.exe
PID 3888 wrote to memory of 3924	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	svchost.exe
PID 3888 wrote to memory of 3924	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	svchost.exe
PID 3888 wrote to memory of 3924	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	svchost.exe
PID 3888 wrote to memory of 3924	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	svchost.exe
PID 3888 wrote to memory of 4024	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe
PID 3888 wrote to memory of 4024	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe
PID 3888 wrote to memory of 4024	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe
PID 3888 wrote to memory of 4024	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe
PID 3888 wrote to memory of 4024	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe
PID 3888 wrote to memory of 4024	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe
PID 3888 wrote to memory of 4024	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe
PID 3888 wrote to memory of 4024	3888	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe
PID 4024 wrote to memory of 3972	4024	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	cmd.exe
PID 4024 wrote to memory of 3972	4024	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	cmd.exe
PID 4024 wrote to memory of 3972	4024	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	cmd.exe
PID 3972 wrote to memory of 3436	3972	cmd.exe	reg.exe
PID 3972 wrote to memory of 3436	3972	cmd.exe	reg.exe
PID 3972 wrote to memory of 3436	3972	cmd.exe	reg.exe
PID 4024 wrote to memory of 724	4024	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	ichader.exe
PID 4024 wrote to memory of 724	4024	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	ichader.exe
PID 4024 wrote to memory of 724	4024	a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe	ichader.exe
PID 724 wrote to memory of 3368	724	ichader.exe	svchost.exe
PID 724 wrote to memory of 3368	724	ichader.exe	svchost.exe
PID 724 wrote to memory of 3368	724	ichader.exe	svchost.exe
PID 724 wrote to memory of 3368	724	ichader.exe	svchost.exe
PID 724 wrote to memory of 3368	724	ichader.exe	svchost.exe
PID 724 wrote to memory of 3368	724	ichader.exe	svchost.exe
PID 724 wrote to memory of 3368	724	ichader.exe	svchost.exe
PID 724 wrote to memory of 3368	724	ichader.exe	svchost.exe
PID 724 wrote to memory of 3368	724	ichader.exe	svchost.exe
PID 724 wrote to memory of 2168	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 2168	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 2168	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 2168	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 2168	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 2168	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 2168	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 2168	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 3112	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 3112	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 3112	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 3112	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 3112	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 3112	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 3112	724	ichader.exe	ichader.exe
PID 724 wrote to memory of 3112	724	ichader.exe	ichader.exe

C:\Users\Admin\AppData\Local\Temp\a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe
"C:\Users\Admin\AppData\Local\Temp\a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3888

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\system32\svchost.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3924

C:\Users\Admin\AppData\Local\Temp\a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe
"C:\Users\Admin\AppData\Local\Temp\a19bd6d9d1b12fddf50610ae88da3a2d3bb99e5ce1013cbe08b1289bae48f5e6.exe"
2⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4024

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DOTMC.bat" "
3⤵
- Suspicious use of WriteProcessMemory
PID:3972

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:3436

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:724

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\system32\svchost.exe"
4⤵
- Suspicious use of SetWindowsHookEx
PID:3368

C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
"C:\Users\Admin\AppData\Roaming\IDM\ichader.exe"
4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2168

C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
"C:\Users\Admin\AppData\Roaming\IDM\ichader.exe"
4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3112

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

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Downloads

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

SHA1
d13f167c73bfce23a2deab8ce7c4ce9f78759ff4

SHA256
2e72a8542f8f809bfb1e4adfb481c7c5e6dc00dda7970c74692ba8d83ea0a870

SHA512
74560e33477caae3c7bc13914e4ae3c6911bbcfe257b2833155c236a158db0aca17478beb9d97f648ff1ea566005260f511361771c74203195107f4e82cce7df

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
0e5f06cec6ff0ead622334e2992697f0

SHA1
1341d26c0d93f9681655cbf52e52f4cabe3110a9

SHA256
87659a97935f15413dc0bd7eb8f2332d6e7d44a46f73f2a073b86bbbf5c46f24

SHA512
396e5bb2beaf1d80c8624732afb0bf03e9abf23f7f340ec49307fba7d2ecd395d4237cc93c471fbdb1a5e7c065e9b1f36b484546161896e211a9fa2b4a07de40

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
0e5f06cec6ff0ead622334e2992697f0

SHA1
1341d26c0d93f9681655cbf52e52f4cabe3110a9

SHA256
87659a97935f15413dc0bd7eb8f2332d6e7d44a46f73f2a073b86bbbf5c46f24

SHA512
396e5bb2beaf1d80c8624732afb0bf03e9abf23f7f340ec49307fba7d2ecd395d4237cc93c471fbdb1a5e7c065e9b1f36b484546161896e211a9fa2b4a07de40

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
0e5f06cec6ff0ead622334e2992697f0

SHA1
1341d26c0d93f9681655cbf52e52f4cabe3110a9

SHA256
87659a97935f15413dc0bd7eb8f2332d6e7d44a46f73f2a073b86bbbf5c46f24

SHA512
396e5bb2beaf1d80c8624732afb0bf03e9abf23f7f340ec49307fba7d2ecd395d4237cc93c471fbdb1a5e7c065e9b1f36b484546161896e211a9fa2b4a07de40

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
0e5f06cec6ff0ead622334e2992697f0

SHA1
1341d26c0d93f9681655cbf52e52f4cabe3110a9

SHA256
87659a97935f15413dc0bd7eb8f2332d6e7d44a46f73f2a073b86bbbf5c46f24

SHA512
396e5bb2beaf1d80c8624732afb0bf03e9abf23f7f340ec49307fba7d2ecd395d4237cc93c471fbdb1a5e7c065e9b1f36b484546161896e211a9fa2b4a07de40

Download Submit
memory/724-17-0x0000000000000000-mapping.dmp

Download
memory/2168-29-0x00000000004085D0-mapping.dmp

Download
memory/3112-38-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-36-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-34-0x00000000004B5210-mapping.dmp

Download
memory/3112-32-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3368-22-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3368-23-0x000000000040B000-mapping.dmp

Download
memory/3368-24-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3436-16-0x0000000000000000-mapping.dmp

Download
memory/3924-4-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3924-3-0x000000000040B000-mapping.dmp

Download
memory/3924-2-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3924-5-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3972-14-0x0000000000000000-mapping.dmp

Download
memory/4024-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4024-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4024-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4024-8-0x00000000004085D0-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads