darkcomet | a378990bcc456c90a9e41ec8b2afd5d79bb650f0950666d4764dd3b59fa2bb06

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 08:02

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General

Target

f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Size

232KB
MD5

f30ed8f5df2593f3c1e4cc6a510d227c
SHA1

3238ef0a8d00d8e0dd2183692d22eef5a5335b16
SHA256

a378990bcc456c90a9e41ec8b2afd5d79bb650f0950666d4764dd3b59fa2bb06
SHA512

9076ece426086690df6d32d2a151fc1fd922fb1eca72bebb1e09d8cd271ccd247064cde2975db0a6dac53060a98b0f0761fd7dc913ddacc65c8e6dd9be75b570
SSDEEP

6144:6jFy93LU92VxOtVflFud4TnxcpPTASCmqMorHwMhoS:aFy9bPQZlFjrG0ZmYbw0oS

Score

10^/10

darkcomet guest16_min discovery persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

sayah.zapto.org:267

Mutex

DCMIN_MUTEX-LW8HYLF

Attributes

InstallPath
DCSCMIN\IMDCSC.exe
gencode
409jcp2mUa9p
install
true
offline_keylogger
true
persistence
false
reg_key
Face_upda

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\\Documents\\DCSCMIN\\IMDCSC.exe"	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2396	IMDCSC.exe

Loads dropped DLL 2 IoCs

pid	Process
1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
1720	f30ed8f5df2593f3c1e4cc6a510d227c_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\Face_upda = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe"	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1720-0-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/files/0x0008000000016875-10.dat	upx
behavioral1/memory/2396-12-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1720-15-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-16-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-17-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-19-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-20-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-21-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-22-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-23-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-24-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-25-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-26-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-27-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-28-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-29-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-30-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2396-31-0x0000000000400000-0x00000000004B7000-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	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeSecurityPrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeSystemtimePrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeBackupPrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeRestorePrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeShutdownPrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeDebugPrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeUndockPrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeManageVolumePrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeImpersonatePrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: 33	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: 34	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: 35	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2396	IMDCSC.exe
Token: SeSecurityPrivilege	2396	IMDCSC.exe
Token: SeTakeOwnershipPrivilege	2396	IMDCSC.exe
Token: SeLoadDriverPrivilege	2396	IMDCSC.exe
Token: SeSystemProfilePrivilege	2396	IMDCSC.exe
Token: SeSystemtimePrivilege	2396	IMDCSC.exe
Token: SeProfSingleProcessPrivilege	2396	IMDCSC.exe
Token: SeIncBasePriorityPrivilege	2396	IMDCSC.exe
Token: SeCreatePagefilePrivilege	2396	IMDCSC.exe
Token: SeBackupPrivilege	2396	IMDCSC.exe
Token: SeRestorePrivilege	2396	IMDCSC.exe
Token: SeShutdownPrivilege	2396	IMDCSC.exe
Token: SeDebugPrivilege	2396	IMDCSC.exe
Token: SeSystemEnvironmentPrivilege	2396	IMDCSC.exe
Token: SeChangeNotifyPrivilege	2396	IMDCSC.exe
Token: SeRemoteShutdownPrivilege	2396	IMDCSC.exe
Token: SeUndockPrivilege	2396	IMDCSC.exe
Token: SeManageVolumePrivilege	2396	IMDCSC.exe
Token: SeImpersonatePrivilege	2396	IMDCSC.exe
Token: SeCreateGlobalPrivilege	2396	IMDCSC.exe
Token: 33	2396	IMDCSC.exe
Token: 34	2396	IMDCSC.exe
Token: 35	2396	IMDCSC.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2396	IMDCSC.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1720 wrote to memory of 2396	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe	30
PID 1720 wrote to memory of 2396	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe	30
PID 1720 wrote to memory of 2396	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe	30
PID 1720 wrote to memory of 2396	1720	f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f30ed8f5df2593f3c1e4cc6a510d227c_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1720
- C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
  "C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2396

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe

Filesize
232KB

MD5
f30ed8f5df2593f3c1e4cc6a510d227c

SHA1
3238ef0a8d00d8e0dd2183692d22eef5a5335b16

SHA256
a378990bcc456c90a9e41ec8b2afd5d79bb650f0950666d4764dd3b59fa2bb06

SHA512
9076ece426086690df6d32d2a151fc1fd922fb1eca72bebb1e09d8cd271ccd247064cde2975db0a6dac53060a98b0f0761fd7dc913ddacc65c8e6dd9be75b570

Download Submit
memory/1720-15-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1720-1-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/1720-0-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1720-11-0x0000000003520000-0x00000000035D7000-memory.dmp

Filesize
732KB

Download
memory/2396-19-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-23-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-16-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-18-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2396-17-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-12-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-20-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-21-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-22-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-13-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2396-24-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-25-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-26-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-27-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-28-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-29-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-30-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2396-31-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads