darkcomet | e2a3149d18203f95828ad74f60f727bba1f17b1b5f46065286503b8b5c60a99c

General

Target

569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe
Size

2.3MB
MD5

569836e8dfcace744163a000d7f00ee7
SHA1

5f58ae8450b0c2cdda87adc80cabb390f50f35ff
SHA256

e2a3149d18203f95828ad74f60f727bba1f17b1b5f46065286503b8b5c60a99c
SHA512

dded2c79c56bb692073733231614b1f84969c5461e4f9628212b220a5158b20dbfe687320da7ef3bdf0df77d03c63bf8c42c45bd937fd99b1c32a211d4b2dda3
SSDEEP

49152:MehBswx41bdH/dCIeD4L6OIlZWmJ6q5DEp9:3fzx4ldFCx4L6PZ95DEn

Score

10^/10

darkcomet discovery rat trojan

Malware Config

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

Processes:

csrss.exeZY-ThePromisedLand.exe

pid	Process
3456	csrss.exe
2292	ZY-ThePromisedLand.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2004 set thread context of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87

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 4 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

Processes:

569836e8dfcace744163a000d7f00ee7_JaffaCakes118.execsrss.exeZY-ThePromisedLand.exeWScript.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrss.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ZY-ThePromisedLand.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe

Modifies registry class 1 IoCs

Processes:

569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000_Classes\Local Settings	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

Processes:

569836e8dfcace744163a000d7f00ee7_JaffaCakes118.execsrss.exe

description	pid	Process
Token: SeDebugPrivilege	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	3456	csrss.exe
Token: SeSecurityPrivilege	3456	csrss.exe
Token: SeTakeOwnershipPrivilege	3456	csrss.exe
Token: SeLoadDriverPrivilege	3456	csrss.exe
Token: SeSystemProfilePrivilege	3456	csrss.exe
Token: SeSystemtimePrivilege	3456	csrss.exe
Token: SeProfSingleProcessPrivilege	3456	csrss.exe
Token: SeIncBasePriorityPrivilege	3456	csrss.exe
Token: SeCreatePagefilePrivilege	3456	csrss.exe
Token: SeBackupPrivilege	3456	csrss.exe
Token: SeRestorePrivilege	3456	csrss.exe
Token: SeShutdownPrivilege	3456	csrss.exe
Token: SeDebugPrivilege	3456	csrss.exe
Token: SeSystemEnvironmentPrivilege	3456	csrss.exe
Token: SeChangeNotifyPrivilege	3456	csrss.exe
Token: SeRemoteShutdownPrivilege	3456	csrss.exe
Token: SeUndockPrivilege	3456	csrss.exe
Token: SeManageVolumePrivilege	3456	csrss.exe
Token: SeImpersonatePrivilege	3456	csrss.exe
Token: SeCreateGlobalPrivilege	3456	csrss.exe
Token: 33	3456	csrss.exe
Token: 34	3456	csrss.exe
Token: 35	3456	csrss.exe
Token: 36	3456	csrss.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2004 wrote to memory of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87
PID 2004 wrote to memory of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87
PID 2004 wrote to memory of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87
PID 2004 wrote to memory of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87
PID 2004 wrote to memory of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87
PID 2004 wrote to memory of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87
PID 2004 wrote to memory of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87
PID 2004 wrote to memory of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87
PID 2004 wrote to memory of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87
PID 2004 wrote to memory of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87
PID 2004 wrote to memory of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87
PID 2004 wrote to memory of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87
PID 2004 wrote to memory of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87
PID 2004 wrote to memory of 3456	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	87
PID 2004 wrote to memory of 2292	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	88
PID 2004 wrote to memory of 2292	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	88
PID 2004 wrote to memory of 2292	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	88
PID 2004 wrote to memory of 5056	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	89
PID 2004 wrote to memory of 5056	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	89
PID 2004 wrote to memory of 5056	2004	569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\569836e8dfcace744163a000d7f00ee7_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Users\Admin\AppData\Local\Temp\csrss.exe
  C:\Users\Admin\AppData\Local\Temp\csrss.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3456
- C:\Users\Admin\AppData\Local\Temp\ZY-ThePromisedLand.exe
  "C:\Users\Admin\AppData\Local\Temp\ZY-ThePromisedLand.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2292
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\j.vbs"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5056

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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

C:\Users\Admin\AppData\Local\Temp\ZY-ThePromisedLand.exe

Filesize
1.2MB

MD5
a39b06cb5230f713213927889da77230

SHA1
8d703a12db50fe5958241da0cf437eba81ae43f3

SHA256
ad6caa1333e2caacbc12c76d610b135c27d2de8f7a344cd8d5e3cf41155f8f89

SHA512
ab274efff9249fce08b1618522680c17c7a222bc3036fc735d76298643600c25674ea36b0ebdaee410b40b7a6ed74db5314f081ca47824ee2e052b0320026619

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss.exe

Filesize
34KB

MD5
e118330b4629b12368d91b9df6488be0

SHA1
ce90218c7e3b90df2a3409ec253048bb6472c2fd

SHA256
3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

SHA512
ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

Download Submit
C:\Users\Admin\AppData\Local\Temp\j.vbs

Filesize
332B

MD5
ab51ffbfef4092a4281ef7d49abc4f0b

SHA1
9f9b80ceb4d47886ce634ce3d5cd0aea82c60d75

SHA256
bb784f02e7ea0d505205dc7bcd91e746f4dc5203a57bd03d9b97cd2c6699b602

SHA512
1fd806f7fe50224087fa7d99c55fcece7324a631e80068c1e1904426c2fe1bfea6dee00cc3b2b7cf896990c32afd004e5eb79e5b15f1ddf6ebc5ad4fdec58be5

Download Submit
memory/2004-1-0x0000000074700000-0x0000000074CB1000-memory.dmp

Filesize
5.7MB

Download
memory/2004-2-0x0000000074700000-0x0000000074CB1000-memory.dmp

Filesize
5.7MB

Download
memory/2004-31-0x0000000074700000-0x0000000074CB1000-memory.dmp

Filesize
5.7MB

Download
memory/2004-0-0x0000000074702000-0x0000000074703000-memory.dmp

Filesize
4KB

Download
memory/2292-26-0x0000000000400000-0x0000000000B9A000-memory.dmp

Filesize
7.6MB

Download
memory/3456-5-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/3456-33-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/3456-14-0x00000000025D0000-0x00000000025D1000-memory.dmp

Filesize
4KB

Download
memory/3456-9-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/3456-11-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/3456-8-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/3456-32-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/3456-13-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/3456-35-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/3456-38-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/3456-41-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/3456-42-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/3456-44-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/3456-45-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads