darkcomet | fba9123755068d98735d9c5a00d99abd57a90acaccce9b1a0549c1aeb76613dc

Analysis

max time kernel
150s
max time network
147s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06-12-2024 09:09

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General

Target

cc2f7185c6f4fb6308920d5a5676a600_JaffaCakes118.exe
Size

718KB
MD5

cc2f7185c6f4fb6308920d5a5676a600
SHA1

2b5d0eb8e5cd4f76b3504e5011d8eed711c9fcb5
SHA256

fba9123755068d98735d9c5a00d99abd57a90acaccce9b1a0549c1aeb76613dc
SHA512

ffa55b7d96a57213c98374332d26463b9779bcaff52a509df9e523f8e4171770859666bcf07a7215c4c31941269c8d4d89f142d04df8337d7ff174859bf7c67a
SSDEEP

12288:QL88mbu2rpKomPPijFbJ34tEZCgWSZkK5VdKbggPdOXwx6vwGpy30Yw6m:b8p2goysF4taCgVRdiNlOQF309

Score

10^/10

darkcomet fo discovery evasion rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

127.0.0.1:1010

46.39.230.61:1010

Mutex

DC_MUTEX-PR2UBLF

Attributes

gencode
ovcHaFsW9bRT
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

Modifies security service 2 TTPs 1 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	ror.exe

Windows security bypass 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	ror.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	ror.exe

Disables RegEdit via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	ror.exe

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1564.001

pid	Process
2148	attrib.exe
2592	attrib.exe

Executes dropped EXE 1 IoCs

pid	Process
2064	ror.exe

Loads dropped DLL 2 IoCs

pid	Process
2292	cc2f7185c6f4fb6308920d5a5676a600_JaffaCakes118.exe
2292	cc2f7185c6f4fb6308920d5a5676a600_JaffaCakes118.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	ror.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	ror.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000a0000000120d5-3.dat	upx
behavioral1/memory/2064-14-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2064-39-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2064-42-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2064-44-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2064-48-0x0000000000400000-0x00000000004B7000-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 7 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	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cc2f7185c6f4fb6308920d5a5676a600_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ror.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2064	ror.exe
Token: SeSecurityPrivilege	2064	ror.exe
Token: SeTakeOwnershipPrivilege	2064	ror.exe
Token: SeLoadDriverPrivilege	2064	ror.exe
Token: SeSystemProfilePrivilege	2064	ror.exe
Token: SeSystemtimePrivilege	2064	ror.exe
Token: SeProfSingleProcessPrivilege	2064	ror.exe
Token: SeIncBasePriorityPrivilege	2064	ror.exe
Token: SeCreatePagefilePrivilege	2064	ror.exe
Token: SeBackupPrivilege	2064	ror.exe
Token: SeRestorePrivilege	2064	ror.exe
Token: SeShutdownPrivilege	2064	ror.exe
Token: SeDebugPrivilege	2064	ror.exe
Token: SeSystemEnvironmentPrivilege	2064	ror.exe
Token: SeChangeNotifyPrivilege	2064	ror.exe
Token: SeRemoteShutdownPrivilege	2064	ror.exe
Token: SeUndockPrivilege	2064	ror.exe
Token: SeManageVolumePrivilege	2064	ror.exe
Token: SeImpersonatePrivilege	2064	ror.exe
Token: SeCreateGlobalPrivilege	2064	ror.exe
Token: 33	2064	ror.exe
Token: 34	2064	ror.exe
Token: 35	2064	ror.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2064	ror.exe

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 2064	2292	cc2f7185c6f4fb6308920d5a5676a600_JaffaCakes118.exe	28
PID 2292 wrote to memory of 2064	2292	cc2f7185c6f4fb6308920d5a5676a600_JaffaCakes118.exe	28
PID 2292 wrote to memory of 2064	2292	cc2f7185c6f4fb6308920d5a5676a600_JaffaCakes118.exe	28
PID 2292 wrote to memory of 2064	2292	cc2f7185c6f4fb6308920d5a5676a600_JaffaCakes118.exe	28
PID 2064 wrote to memory of 2260	2064	ror.exe	29
PID 2064 wrote to memory of 2260	2064	ror.exe	29
PID 2064 wrote to memory of 2260	2064	ror.exe	29
PID 2064 wrote to memory of 2260	2064	ror.exe	29
PID 2064 wrote to memory of 1072	2064	ror.exe	30
PID 2064 wrote to memory of 1072	2064	ror.exe	30
PID 2064 wrote to memory of 1072	2064	ror.exe	30
PID 2064 wrote to memory of 1072	2064	ror.exe	30
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 2064 wrote to memory of 2572	2064	ror.exe	31
PID 1072 wrote to memory of 2592	1072	cmd.exe	34
PID 1072 wrote to memory of 2592	1072	cmd.exe	34
PID 1072 wrote to memory of 2592	1072	cmd.exe	34
PID 1072 wrote to memory of 2592	1072	cmd.exe	34
PID 2260 wrote to memory of 2148	2260	cmd.exe	35
PID 2260 wrote to memory of 2148	2260	cmd.exe	35
PID 2260 wrote to memory of 2148	2260	cmd.exe	35
PID 2260 wrote to memory of 2148	2260	cmd.exe	35

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern	ror.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1"	ror.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion	ror.exe

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2148	attrib.exe
2592	attrib.exe

C:\Users\Admin\AppData\Local\Temp\cc2f7185c6f4fb6308920d5a5676a600_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cc2f7185c6f4fb6308920d5a5676a600_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Users\Admin\AppData\Local\Temp\ror.exe
  "C:\Users\Admin\AppData\Local\Temp\ror.exe"
  2⤵
  - Modifies security service
  - Windows security bypass
  - Disables RegEdit via registry modification
  - Executes dropped EXE
  - Windows security modification
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:2064
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\ror.exe" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2260
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp\ror.exe" +s +h
      4⤵
      Sets file to hidden
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:2148
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1072
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
      4⤵
      Sets file to hidden
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:2592
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2572

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

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

\Users\Admin\AppData\Local\Temp\ror.exe

Filesize
251KB

MD5
169b88b99a74428b0dbc617fb209379e

SHA1
4743c42d5aea002dc04dbfe4e4eba2a2c4da6014

SHA256
6f6113d00980391262126021c78100e29d9cd12ca97c18ca1172c12e7138ce80

SHA512
44fdf103ee303b7497a633f595daf22704dc7af012796201bf9ac76561b41d10b6fc6007f5de5eeadf2a1c2db83310a5b73a7a466da3bb92ef4f675244f3666d

Download Submit
memory/2064-14-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2064-15-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2064-39-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2064-42-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2064-44-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2064-48-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2292-11-0x0000000002850000-0x0000000002907000-memory.dmp

Filesize
732KB

Download
memory/2292-12-0x0000000002850000-0x0000000002907000-memory.dmp

Filesize
732KB

Download
memory/2572-17-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2572-38-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads