darkcomet | ca32b9617d34f22915e06df577f2ec4c2b66c4755de728f66c22af54d66c9dd1

General

Target

bf4facc092a43d6bf65238bc42829aa0_JaffaCakes118.exe
Size

541KB
MD5

bf4facc092a43d6bf65238bc42829aa0
SHA1

8ab0d2da0b5b7be10f1227bdfc379d06697fb4a8
SHA256

ca32b9617d34f22915e06df577f2ec4c2b66c4755de728f66c22af54d66c9dd1
SHA512

2551d720d79f68802cd76bf0d4bdc6774b268012ebbe557d36dc090068b1b6d429c765e705464424925706153e3d5fcc34893bd4bef84053e4c9d4825700f9f2
SSDEEP

12288:B6Ri3t6jpnfWj6GGaHa3/S9Ln2Pw0to0khHPbq4vkaKy6AKlheZC:B6gglWjo3YL2ImtGgTAKCZC

Score

10^/10

darkcomet guest16 discovery rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

pleasuredroid.no-ip.org:4444

Mutex

DC_MUTEX-0KXZ701

Attributes

gencode
gLsS8RCTehvp
install
false
offline_keylogger
true
password
nfl2378
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 3672 set thread context of 3128	3672	bf4facc092a43d6bf65238bc42829aa0_JaffaCakes118.exe	98

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3128-5-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3128-7-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3128-8-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3128-11-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3128-10-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3128-14-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3128-13-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

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	bf4facc092a43d6bf65238bc42829aa0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AppLaunch.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	3672	bf4facc092a43d6bf65238bc42829aa0_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	3128	AppLaunch.exe
Token: SeSecurityPrivilege	3128	AppLaunch.exe
Token: SeTakeOwnershipPrivilege	3128	AppLaunch.exe
Token: SeLoadDriverPrivilege	3128	AppLaunch.exe
Token: SeSystemProfilePrivilege	3128	AppLaunch.exe
Token: SeSystemtimePrivilege	3128	AppLaunch.exe
Token: SeProfSingleProcessPrivilege	3128	AppLaunch.exe
Token: SeIncBasePriorityPrivilege	3128	AppLaunch.exe
Token: SeCreatePagefilePrivilege	3128	AppLaunch.exe
Token: SeBackupPrivilege	3128	AppLaunch.exe
Token: SeRestorePrivilege	3128	AppLaunch.exe
Token: SeShutdownPrivilege	3128	AppLaunch.exe
Token: SeDebugPrivilege	3128	AppLaunch.exe
Token: SeSystemEnvironmentPrivilege	3128	AppLaunch.exe
Token: SeChangeNotifyPrivilege	3128	AppLaunch.exe
Token: SeRemoteShutdownPrivilege	3128	AppLaunch.exe
Token: SeUndockPrivilege	3128	AppLaunch.exe
Token: SeManageVolumePrivilege	3128	AppLaunch.exe
Token: SeImpersonatePrivilege	3128	AppLaunch.exe
Token: SeCreateGlobalPrivilege	3128	AppLaunch.exe
Token: 33	3128	AppLaunch.exe
Token: 34	3128	AppLaunch.exe
Token: 35	3128	AppLaunch.exe
Token: 36	3128	AppLaunch.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3128	AppLaunch.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3672 wrote to memory of 3128	3672	bf4facc092a43d6bf65238bc42829aa0_JaffaCakes118.exe	98
PID 3672 wrote to memory of 3128	3672	bf4facc092a43d6bf65238bc42829aa0_JaffaCakes118.exe	98
PID 3672 wrote to memory of 3128	3672	bf4facc092a43d6bf65238bc42829aa0_JaffaCakes118.exe	98
PID 3672 wrote to memory of 3128	3672	bf4facc092a43d6bf65238bc42829aa0_JaffaCakes118.exe	98
PID 3672 wrote to memory of 3128	3672	bf4facc092a43d6bf65238bc42829aa0_JaffaCakes118.exe	98
PID 3672 wrote to memory of 3128	3672	bf4facc092a43d6bf65238bc42829aa0_JaffaCakes118.exe	98
PID 3672 wrote to memory of 3128	3672	bf4facc092a43d6bf65238bc42829aa0_JaffaCakes118.exe	98
PID 3672 wrote to memory of 3128	3672	bf4facc092a43d6bf65238bc42829aa0_JaffaCakes118.exe	98

C:\Users\Admin\AppData\Local\Temp\bf4facc092a43d6bf65238bc42829aa0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bf4facc092a43d6bf65238bc42829aa0_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3672
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3128

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/3128-11-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3128-10-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3128-15-0x0000000000C50000-0x0000000000C51000-memory.dmp

Filesize
4KB

Download
memory/3128-13-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3128-8-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3128-5-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3128-14-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3128-12-0x0000000000C50000-0x0000000000C51000-memory.dmp

Filesize
4KB

Download
memory/3128-7-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3672-4-0x0000000074620000-0x0000000074BD1000-memory.dmp

Filesize
5.7MB

Download
memory/3672-0-0x0000000074622000-0x0000000074623000-memory.dmp

Filesize
4KB

Download
memory/3672-9-0x0000000074620000-0x0000000074BD1000-memory.dmp

Filesize
5.7MB

Download
memory/3672-1-0x0000000074620000-0x0000000074BD1000-memory.dmp

Filesize
5.7MB

Download
memory/3672-3-0x0000000074622000-0x0000000074623000-memory.dmp

Filesize
4KB

Download
memory/3672-2-0x0000000074620000-0x0000000074BD1000-memory.dmp

Filesize
5.7MB

Download

Analysis

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