darkcomet | 1a722652518e589be34613b12d419efee2235ff0b0a37556fbb9cda5eb27b1d2

General

Target

96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Size

11.1MB
MD5

96e9564254f0acc6aa656cb56ab0e94d
SHA1

b0d63f3ce6bb82c649cbc7a17df774acbf23477d
SHA256

1a722652518e589be34613b12d419efee2235ff0b0a37556fbb9cda5eb27b1d2
SHA512

69d05b841c558dfe8f8ad8527e8f9450e68becf50bd0d89e372d8cc8b61770bad6d3a94b22ca858829a613d8c563519d0cc92d13f918274ecacb46799e1103d8
SSDEEP

24576:4RmJkcoQricOIQxiZY1iaZzCvJtvGCeEy0KHB7pKiJdZPgiIOkuqWrZRex2BSo+8:9JZoQrbTFZY1iaZzCvJtvRG

Score

10^/10

darkcomet guest16 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

onlinebonjour1pt.ddns.net:1605

Mutex

DC_MUTEX-XJRH105

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
TeN3mNbzDY1b
install
true
offline_keylogger
true
persistence
true
reg_key
Microdapt

Signatures

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

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe"	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microdapt = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe"	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2116 set thread context of 1656	2116	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe	31

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	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeSecurityPrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeSystemtimePrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeBackupPrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeRestorePrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeShutdownPrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeDebugPrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeUndockPrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeManageVolumePrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeImpersonatePrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: 33	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: 34	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
Token: 35	1656	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 1656	2116	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe	31
PID 2116 wrote to memory of 1656	2116	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe	31
PID 2116 wrote to memory of 1656	2116	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe	31
PID 2116 wrote to memory of 1656	2116	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe	31
PID 2116 wrote to memory of 1656	2116	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe	31
PID 2116 wrote to memory of 1656	2116	96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Users\Admin\AppData\Local\Temp\96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\96e9564254f0acc6aa656cb56ab0e94d_JaffaCakes118.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  PID:1656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

2

T1112

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

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Downloads

memory/1656-0-0x00000000000C0000-0x0000000000172000-memory.dmp

Filesize
712KB

Download
memory/1656-4-0x00000000000C0000-0x0000000000172000-memory.dmp

Filesize
712KB

Download
memory/1656-5-0x00000000000C0000-0x0000000000172000-memory.dmp

Filesize
712KB

Download
memory/1656-2-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1656-6-0x00000000000C0000-0x0000000000172000-memory.dmp

Filesize
712KB

Download
memory/1656-8-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/1656-7-0x00000000000C0000-0x0000000000172000-memory.dmp

Filesize
712KB

Download
memory/1656-10-0x00000000000C0000-0x0000000000172000-memory.dmp

Filesize
712KB

Download
memory/1656-11-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads