darkcomet | e44dfd83a2d004832a7ec438e70fe08c47fe68b8fdca107b463b35d27fc448d1

General

Target

bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe
Size

1.1MB
MD5

bb3126f3a5ebd5a056bfbbcc14b9486b
SHA1

0a7ffad2a2e47aa0cd02d3dafff86ebbd81909da
SHA256

e44dfd83a2d004832a7ec438e70fe08c47fe68b8fdca107b463b35d27fc448d1
SHA512

13f53b0f37fd77b50d69b932e7e17aec686a32e114dd3aa970c68f6fddd5602da0d0382268e9dcef20b9a1861b95aaf1bb4abb3a91e28d8d4f60fdd17f77baf2
SSDEEP

12288:DVUhHEuy9odW2cbToyjQQEWeiMfH/FtoF4fzAodcUndzO1IiwgNotE+qL45Nte4u:2RvTYepzTnd0FfydwvaX0M1ry

Score

10^/10

darkcomet sheik discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

sheik

C2

medhi77.no-ip.org:2010

Mutex

DC_MUTEX-RG441LU

Attributes

gencode
tyrKDxXd4tLv
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

Executes dropped EXE 1 IoCs

pid	Process
2340	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe
1488	bb3126f3a5ebd5a056bfbbcc14b9486b_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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "C:\\Users\\Admin\\AppData\\Roaming\\darkoo.exe"	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1488 set thread context of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 2340 set thread context of 768	2340	svchost.exe	32

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	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2340	svchost.exe
Token: SeSecurityPrivilege	2340	svchost.exe
Token: SeTakeOwnershipPrivilege	2340	svchost.exe
Token: SeLoadDriverPrivilege	2340	svchost.exe
Token: SeSystemProfilePrivilege	2340	svchost.exe
Token: SeSystemtimePrivilege	2340	svchost.exe
Token: SeProfSingleProcessPrivilege	2340	svchost.exe
Token: SeIncBasePriorityPrivilege	2340	svchost.exe
Token: SeCreatePagefilePrivilege	2340	svchost.exe
Token: SeBackupPrivilege	2340	svchost.exe
Token: SeRestorePrivilege	2340	svchost.exe
Token: SeShutdownPrivilege	2340	svchost.exe
Token: SeDebugPrivilege	2340	svchost.exe
Token: SeSystemEnvironmentPrivilege	2340	svchost.exe
Token: SeChangeNotifyPrivilege	2340	svchost.exe
Token: SeRemoteShutdownPrivilege	2340	svchost.exe
Token: SeUndockPrivilege	2340	svchost.exe
Token: SeManageVolumePrivilege	2340	svchost.exe
Token: SeImpersonatePrivilege	2340	svchost.exe
Token: SeCreateGlobalPrivilege	2340	svchost.exe
Token: 33	2340	svchost.exe
Token: 34	2340	svchost.exe
Token: 35	2340	svchost.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2340	1488	bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe	31
PID 2340 wrote to memory of 768	2340	svchost.exe	32
PID 2340 wrote to memory of 768	2340	svchost.exe	32
PID 2340 wrote to memory of 768	2340	svchost.exe	32
PID 2340 wrote to memory of 768	2340	svchost.exe	32
PID 2340 wrote to memory of 768	2340	svchost.exe	32
PID 2340 wrote to memory of 768	2340	svchost.exe	32

C:\Users\Admin\AppData\Local\Temp\bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bb3126f3a5ebd5a056bfbbcc14b9486b_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1488
- C:\Users\Admin\AppData\Roaming\svchost.exe
  C:\Users\Admin\AppData\Roaming\svchost.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    PID:768

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Roaming\svchost.exe

Filesize
1KB

MD5
5b032d6dbc63d830be5ffa5dd679247a

SHA1
c3553f08c562034ff156b8c776be714b8af618f6

SHA256
30f4f452fc8ef6f5fbb5cdc2b5ca39eac48a634f1c328fa8dfe624616f295ada

SHA512
859bc96f0551dd23d0b84165e07e3fa78fa970c347c9925ce243931225074b4ae514f34484090d83250b49e377f63736b12c72db1403321d4da9d7e4d1542d90

Download Submit
memory/768-19-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1488-0-0x0000000074A31000-0x0000000074A32000-memory.dmp

Filesize
4KB

Download
memory/1488-1-0x0000000074A30000-0x0000000074FDB000-memory.dmp

Filesize
5.7MB

Download
memory/1488-2-0x0000000074A30000-0x0000000074FDB000-memory.dmp

Filesize
5.7MB

Download
memory/1488-14-0x0000000074A30000-0x0000000074FDB000-memory.dmp

Filesize
5.7MB

Download
memory/2340-13-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2340-11-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2340-15-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2340-17-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2340-16-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2340-22-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads