darkcomet | 6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2

General

Target

6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe
Size

1.5MB
MD5

1be3d0d05edc748151b1d268312c0664
SHA1

4eaaa1c9177060a4333f6aa8fa13cf64f3f92dc9
SHA256

6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2
SHA512

0d33c0d7e0c52a7ea997ede1f6b1483ac52782fdba99993fb8356fa11cd405ace6414a81e11279a72f4633b09003632d7fdfdab5f965a9e2e6f871cf3c65f96f

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

3716 ichader.exe
3780 ichader.exe
2272 ichader.exe

pid	process
3716	ichader.exe
3780	ichader.exe
2272	ichader.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3928-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3928-10-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3928-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2272-32-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2272-36-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2272-38-0x0000000000400000-0x00000000004B7000-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
Key created	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
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

Suspicious use of SetThreadContext 5 IoCs

Processes:

6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exeichader.exe

description	pid	process	target process
PID 3404 set thread context of 3436	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	svchost.exe
PID 3404 set thread context of 3928	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe
PID 3716 set thread context of 3064	3716	ichader.exe	svchost.exe
PID 3716 set thread context of 3780	3716	ichader.exe	ichader.exe
PID 3716 set thread context of 2272	3716	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
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe
3436	svchost.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

ichader.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	2272	ichader.exe
Token: SeSecurityPrivilege	2272	ichader.exe
Token: SeTakeOwnershipPrivilege	2272	ichader.exe
Token: SeLoadDriverPrivilege	2272	ichader.exe
Token: SeSystemProfilePrivilege	2272	ichader.exe
Token: SeSystemtimePrivilege	2272	ichader.exe
Token: SeProfSingleProcessPrivilege	2272	ichader.exe
Token: SeIncBasePriorityPrivilege	2272	ichader.exe
Token: SeCreatePagefilePrivilege	2272	ichader.exe
Token: SeBackupPrivilege	2272	ichader.exe
Token: SeRestorePrivilege	2272	ichader.exe
Token: SeShutdownPrivilege	2272	ichader.exe
Token: SeDebugPrivilege	2272	ichader.exe
Token: SeSystemEnvironmentPrivilege	2272	ichader.exe
Token: SeChangeNotifyPrivilege	2272	ichader.exe
Token: SeRemoteShutdownPrivilege	2272	ichader.exe
Token: SeUndockPrivilege	2272	ichader.exe
Token: SeManageVolumePrivilege	2272	ichader.exe
Token: SeImpersonatePrivilege	2272	ichader.exe
Token: SeCreateGlobalPrivilege	2272	ichader.exe
Token: 33	2272	ichader.exe
Token: 34	2272	ichader.exe
Token: 35	2272	ichader.exe
Token: 36	2272	ichader.exe

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exesvchost.exe6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exeichader.exesvchost.exeichader.exeichader.exe

pid	process
3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe
3436	svchost.exe
3928	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe
3716	ichader.exe
3064	svchost.exe
3780	ichader.exe
2272	ichader.exe

Suspicious use of WriteProcessMemory 51 IoCs

Processes:

6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.execmd.exeichader.exe

description	pid	process	target process
PID 3404 wrote to memory of 3436	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	svchost.exe
PID 3404 wrote to memory of 3436	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	svchost.exe
PID 3404 wrote to memory of 3436	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	svchost.exe
PID 3404 wrote to memory of 3436	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	svchost.exe
PID 3404 wrote to memory of 3436	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	svchost.exe
PID 3404 wrote to memory of 3436	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	svchost.exe
PID 3404 wrote to memory of 3436	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	svchost.exe
PID 3404 wrote to memory of 3436	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	svchost.exe
PID 3404 wrote to memory of 3436	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	svchost.exe
PID 3404 wrote to memory of 3928	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe
PID 3404 wrote to memory of 3928	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe
PID 3404 wrote to memory of 3928	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe
PID 3404 wrote to memory of 3928	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe
PID 3404 wrote to memory of 3928	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe
PID 3404 wrote to memory of 3928	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe
PID 3404 wrote to memory of 3928	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe
PID 3404 wrote to memory of 3928	3404	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe
PID 3928 wrote to memory of 3432	3928	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	cmd.exe
PID 3928 wrote to memory of 3432	3928	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	cmd.exe
PID 3928 wrote to memory of 3432	3928	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	cmd.exe
PID 3432 wrote to memory of 732	3432	cmd.exe	reg.exe
PID 3432 wrote to memory of 732	3432	cmd.exe	reg.exe
PID 3432 wrote to memory of 732	3432	cmd.exe	reg.exe
PID 3928 wrote to memory of 3716	3928	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	ichader.exe
PID 3928 wrote to memory of 3716	3928	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	ichader.exe
PID 3928 wrote to memory of 3716	3928	6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe	ichader.exe
PID 3716 wrote to memory of 3064	3716	ichader.exe	svchost.exe
PID 3716 wrote to memory of 3064	3716	ichader.exe	svchost.exe
PID 3716 wrote to memory of 3064	3716	ichader.exe	svchost.exe
PID 3716 wrote to memory of 3064	3716	ichader.exe	svchost.exe
PID 3716 wrote to memory of 3064	3716	ichader.exe	svchost.exe
PID 3716 wrote to memory of 3064	3716	ichader.exe	svchost.exe
PID 3716 wrote to memory of 3064	3716	ichader.exe	svchost.exe
PID 3716 wrote to memory of 3064	3716	ichader.exe	svchost.exe
PID 3716 wrote to memory of 3064	3716	ichader.exe	svchost.exe
PID 3716 wrote to memory of 3780	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 3780	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 3780	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 3780	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 3780	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 3780	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 3780	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 3780	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 2272	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 2272	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 2272	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 2272	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 2272	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 2272	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 2272	3716	ichader.exe	ichader.exe
PID 3716 wrote to memory of 2272	3716	ichader.exe	ichader.exe

C:\Users\Admin\AppData\Local\Temp\6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe
"C:\Users\Admin\AppData\Local\Temp\6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3404

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\system32\svchost.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3436

C:\Users\Admin\AppData\Local\Temp\6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe
"C:\Users\Admin\AppData\Local\Temp\6f5b4bd346626b5a80aa953eaf70e095a4f332e272abddb679536f450cbdccf2.exe"
2⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3928

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ARIHR.bat" "
3⤵
- Suspicious use of WriteProcessMemory
PID:3432

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:732

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:3716

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\system32\svchost.exe"
4⤵
- Suspicious use of SetWindowsHookEx
PID:3064

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:3780

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:2272

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

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Downloads

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

SHA1
d13f167c73bfce23a2deab8ce7c4ce9f78759ff4

SHA256
2e72a8542f8f809bfb1e4adfb481c7c5e6dc00dda7970c74692ba8d83ea0a870

SHA512
74560e33477caae3c7bc13914e4ae3c6911bbcfe257b2833155c236a158db0aca17478beb9d97f648ff1ea566005260f511361771c74203195107f4e82cce7df

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
808be73de9b453300c8684bab3c7c0a4

SHA1
54651f625f0b77a804f10aad12c44516395067eb

SHA256
e003b88db75299894d22120c6b7bd38dd49659b9224165f64d4cf085ac7e6596

SHA512
d28e9c6d033afb7dd434b2fa275222ac801a8be57a798f84f1691a2d9114b79ae8bb2fc351b8ff5183e088726ec9fe740eafaa8295bf8c4ee9d880c73829b4c3

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
808be73de9b453300c8684bab3c7c0a4

SHA1
54651f625f0b77a804f10aad12c44516395067eb

SHA256
e003b88db75299894d22120c6b7bd38dd49659b9224165f64d4cf085ac7e6596

SHA512
d28e9c6d033afb7dd434b2fa275222ac801a8be57a798f84f1691a2d9114b79ae8bb2fc351b8ff5183e088726ec9fe740eafaa8295bf8c4ee9d880c73829b4c3

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
808be73de9b453300c8684bab3c7c0a4

SHA1
54651f625f0b77a804f10aad12c44516395067eb

SHA256
e003b88db75299894d22120c6b7bd38dd49659b9224165f64d4cf085ac7e6596

SHA512
d28e9c6d033afb7dd434b2fa275222ac801a8be57a798f84f1691a2d9114b79ae8bb2fc351b8ff5183e088726ec9fe740eafaa8295bf8c4ee9d880c73829b4c3

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
808be73de9b453300c8684bab3c7c0a4

SHA1
54651f625f0b77a804f10aad12c44516395067eb

SHA256
e003b88db75299894d22120c6b7bd38dd49659b9224165f64d4cf085ac7e6596

SHA512
d28e9c6d033afb7dd434b2fa275222ac801a8be57a798f84f1691a2d9114b79ae8bb2fc351b8ff5183e088726ec9fe740eafaa8295bf8c4ee9d880c73829b4c3

Download Submit
memory/732-16-0x0000000000000000-mapping.dmp

Download
memory/2272-38-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2272-36-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2272-34-0x00000000004B5210-mapping.dmp

Download
memory/2272-32-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3064-22-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3064-23-0x000000000040B000-mapping.dmp

Download
memory/3064-24-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3432-14-0x0000000000000000-mapping.dmp

Download
memory/3436-5-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3436-4-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3436-3-0x000000000040B000-mapping.dmp

Download
memory/3436-2-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3716-17-0x0000000000000000-mapping.dmp

Download
memory/3780-28-0x00000000004085D0-mapping.dmp

Download
memory/3928-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3928-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3928-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3928-9-0x00000000004085D0-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads