darkcomet | af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292

General

Target

af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe
Size

1.1MB
MD5

db22606d16648c6ce1aeac6a60806e10
SHA1

3df50872c16d5c7f4a60f38de93aa673cc6614db
SHA256

af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292
SHA512

0601a164f0e2f8e4b0997784daa0921725581b431751821f27ab7ab26a68d2068a05a15469780ed47c7f41590476f79e77603334ba76d0937094c21e12c2d1bb
SSDEEP

24576:Olh1fvdJY0wX70zGbgytlHst4xO4AlQI3zodAMsCv:+dJY0x6Ey3stcZaQI8dZsCv

Score

10^/10

darkcomet guest16 discovery rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-ELF8VRN

Attributes

gencode
MRLq2GJAYCGs
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Darkcomet family
darkcomet

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 956 set thread context of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/956-0-0x00000000005D0000-0x00000000006B1000-memory.dmp	upx
behavioral2/memory/956-5-0x00000000005D0000-0x00000000006B1000-memory.dmp	upx

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3212	svchost.exe
Token: SeSecurityPrivilege	3212	svchost.exe
Token: SeTakeOwnershipPrivilege	3212	svchost.exe
Token: SeLoadDriverPrivilege	3212	svchost.exe
Token: SeSystemProfilePrivilege	3212	svchost.exe
Token: SeSystemtimePrivilege	3212	svchost.exe
Token: SeProfSingleProcessPrivilege	3212	svchost.exe
Token: SeIncBasePriorityPrivilege	3212	svchost.exe
Token: SeCreatePagefilePrivilege	3212	svchost.exe
Token: SeBackupPrivilege	3212	svchost.exe
Token: SeRestorePrivilege	3212	svchost.exe
Token: SeShutdownPrivilege	3212	svchost.exe
Token: SeDebugPrivilege	3212	svchost.exe
Token: SeSystemEnvironmentPrivilege	3212	svchost.exe
Token: SeChangeNotifyPrivilege	3212	svchost.exe
Token: SeRemoteShutdownPrivilege	3212	svchost.exe
Token: SeUndockPrivilege	3212	svchost.exe
Token: SeManageVolumePrivilege	3212	svchost.exe
Token: SeImpersonatePrivilege	3212	svchost.exe
Token: SeCreateGlobalPrivilege	3212	svchost.exe
Token: 33	3212	svchost.exe
Token: 34	3212	svchost.exe
Token: 35	3212	svchost.exe
Token: 36	3212	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3212	svchost.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 956 wrote to memory of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83
PID 956 wrote to memory of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83
PID 956 wrote to memory of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83
PID 956 wrote to memory of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83
PID 956 wrote to memory of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83
PID 956 wrote to memory of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83
PID 956 wrote to memory of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83
PID 956 wrote to memory of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83
PID 956 wrote to memory of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83
PID 956 wrote to memory of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83
PID 956 wrote to memory of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83
PID 956 wrote to memory of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83
PID 956 wrote to memory of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83
PID 956 wrote to memory of 3212	956	af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe	83

C:\Users\Admin\AppData\Local\Temp\af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe
"C:\Users\Admin\AppData\Local\Temp\af21e54d35511abb5df2c2545585e100563a6b069a0aa9d044d33b96f6a10292N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:956
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/956-0-0x00000000005D0000-0x00000000006B1000-memory.dmp

Filesize
900KB

Download
memory/956-5-0x00000000005D0000-0x00000000006B1000-memory.dmp

Filesize
900KB

Download
memory/3212-1-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/3212-2-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/3212-4-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/3212-7-0x0000000002910000-0x0000000002911000-memory.dmp

Filesize
4KB

Download
memory/3212-6-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/3212-9-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/3212-8-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/3212-10-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download

Analysis

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