darkcomet | 89d17b3353c51a9b562a9876c47bc7ae267811ec0cd0dfdc7e6d1c3a91cb3179

Analysis

max time kernel
150s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-11-2024 07:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Size

1.2MB
MD5

8fd65814bd078eda0791a61a5780010c
SHA1

8b97caa0aee826469463bdea635ab1c83839cf07
SHA256

89d17b3353c51a9b562a9876c47bc7ae267811ec0cd0dfdc7e6d1c3a91cb3179
SHA512

e0db0ddbfa6bec6a369ea71a4b3644f80669ba294837da0042637175da4018b50a48e41bcdd43f9ccadd8304e96d99382b0003bb45d1361f1406631747a53d80
SSDEEP

24576:ajtcRyajJlTS2s7NAnY9nEswP+PP29PV7BZnf1utbZgSMTgtK/cRgOnmq9g6IB31:0klT8NAnYCsA9PVdfu9ZgvPcOU7m6sln

Score

10^/10

darkcomet guest16 discovery evasion persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

rialmadrid.zapto.org:1604

Mutex

DC_MUTEX-6SZPLZ1

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
crZgjJLrM4Fh
install
true
offline_keylogger
true
persistence
false
reg_key
MicroUpdate

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:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\msdcsc.exe"	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2168	msdcsc.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	msdcsc.exe

Loads dropped DLL 2 IoCs

pid	Process
2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
2436	8fd65814bd078eda0791a61a5780010c_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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\msdcsc.exe"	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
2168	msdcsc.exe

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	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
2168	msdcsc.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeSecurityPrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeBackupPrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeRestorePrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeShutdownPrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeDebugPrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeUndockPrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: 33	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: 34	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: 35	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2168	msdcsc.exe
Token: SeSecurityPrivilege	2168	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2168	msdcsc.exe
Token: SeLoadDriverPrivilege	2168	msdcsc.exe
Token: SeSystemProfilePrivilege	2168	msdcsc.exe
Token: SeSystemtimePrivilege	2168	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2168	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2168	msdcsc.exe
Token: SeCreatePagefilePrivilege	2168	msdcsc.exe
Token: SeBackupPrivilege	2168	msdcsc.exe
Token: SeRestorePrivilege	2168	msdcsc.exe
Token: SeShutdownPrivilege	2168	msdcsc.exe
Token: SeDebugPrivilege	2168	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2168	msdcsc.exe
Token: SeChangeNotifyPrivilege	2168	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2168	msdcsc.exe
Token: SeUndockPrivilege	2168	msdcsc.exe
Token: SeManageVolumePrivilege	2168	msdcsc.exe
Token: SeImpersonatePrivilege	2168	msdcsc.exe
Token: SeCreateGlobalPrivilege	2168	msdcsc.exe
Token: 33	2168	msdcsc.exe
Token: 34	2168	msdcsc.exe
Token: 35	2168	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2168	msdcsc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2436 wrote to memory of 2168	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe	30
PID 2436 wrote to memory of 2168	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe	30
PID 2436 wrote to memory of 2168	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe	30
PID 2436 wrote to memory of 2168	2436	8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8fd65814bd078eda0791a61a5780010c_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Identifies Wine through registry keys
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2436
- C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\msdcsc.exe
  "C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\msdcsc.exe"
  2⤵
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2168

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

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\msdcsc.exe

Filesize
1.2MB

MD5
8fd65814bd078eda0791a61a5780010c

SHA1
8b97caa0aee826469463bdea635ab1c83839cf07

SHA256
89d17b3353c51a9b562a9876c47bc7ae267811ec0cd0dfdc7e6d1c3a91cb3179

SHA512
e0db0ddbfa6bec6a369ea71a4b3644f80669ba294837da0042637175da4018b50a48e41bcdd43f9ccadd8304e96d99382b0003bb45d1361f1406631747a53d80

Download Submit
memory/2168-77-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-76-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-75-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-74-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-73-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-72-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-71-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-70-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-69-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-68-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-67-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-66-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-65-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-64-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-63-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-60-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2168-58-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2436-4-0x0000000000700000-0x0000000000701000-memory.dmp

Filesize
4KB

Download
memory/2436-41-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download
memory/2436-23-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-22-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-21-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-20-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-19-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-18-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-13-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download
memory/2436-12-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download
memory/2436-11-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download
memory/2436-10-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download
memory/2436-9-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download
memory/2436-7-0x0000000000710000-0x0000000000711000-memory.dmp

Filesize
4KB

Download
memory/2436-6-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2436-5-0x00000000006D0000-0x00000000006D1000-memory.dmp

Filesize
4KB

Download
memory/2436-0-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2436-3-0x00000000006A0000-0x00000000006A1000-memory.dmp

Filesize
4KB

Download
memory/2436-2-0x00000000006B0000-0x00000000006B1000-memory.dmp

Filesize
4KB

Download
memory/2436-1-0x0000000000370000-0x00000000003D0000-memory.dmp

Filesize
384KB

Download
memory/2436-38-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2436-40-0x0000000000370000-0x00000000003D0000-memory.dmp

Filesize
384KB

Download
memory/2436-42-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download
memory/2436-44-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download
memory/2436-43-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download
memory/2436-24-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-45-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download
memory/2436-47-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download
memory/2436-46-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download
memory/2436-25-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-57-0x0000000006DD0000-0x0000000007070000-memory.dmp

Filesize
2.6MB

Download
memory/2436-26-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-59-0x0000000006DD0000-0x0000000007070000-memory.dmp

Filesize
2.6MB

Download
memory/2436-27-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-62-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2436-28-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-29-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-30-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-31-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-32-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-33-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-34-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-35-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-36-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-37-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-17-0x0000000000400000-0x00000000006A0000-memory.dmp

Filesize
2.6MB

Download
memory/2436-14-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download
memory/2436-15-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-16-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/2436-8-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download