darkcomet | 585cb28b1341cfe997a0e01fc4c8b2734a4a64462423c33d280bf46481d84129

General

Target

JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe
Size

544KB
MD5

217158e753ea637b00cf6261dbd12ee7
SHA1

dec65cef7b36f9fe93cec79c19045076f1283c28
SHA256

585cb28b1341cfe997a0e01fc4c8b2734a4a64462423c33d280bf46481d84129
SHA512

3dd1c089ed494f6849d162dd85a6679e37f4d7417cc044735c6947705d79f4aeff44ecf20f2d10e1c63ae8f994f223cdb5a6ec178d245ec5f0f6b503575b804d
SSDEEP

12288:OXx1mwPwB41nYhOmCa33dtP95ywAPI56n3gB6Xd:OXx1LaWYtCandVbyANAXd

Score

10^/10

darkcomet latentbot guest16 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

shadowisawesome7.zapto.org:200

Mutex

DC_MUTEX-NW25X7N

Attributes

gencode
muDfpm0c3VFM
install
false
offline_keylogger
true
persistence
false

Extracted

Family

latentbot

C2

shadowisawesome7.zapto.org

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Darkcomet family
darkcomet
LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot
Latentbot family
latentbot

Executes dropped EXE 1 IoCs

pid	Process
3428	cvtres.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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\eviL swodniW = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe"	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4744 set thread context of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83

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	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe
Token: SeIncreaseQuotaPrivilege	3428	cvtres.exe
Token: SeSecurityPrivilege	3428	cvtres.exe
Token: SeTakeOwnershipPrivilege	3428	cvtres.exe
Token: SeLoadDriverPrivilege	3428	cvtres.exe
Token: SeSystemProfilePrivilege	3428	cvtres.exe
Token: SeSystemtimePrivilege	3428	cvtres.exe
Token: SeProfSingleProcessPrivilege	3428	cvtres.exe
Token: SeIncBasePriorityPrivilege	3428	cvtres.exe
Token: SeCreatePagefilePrivilege	3428	cvtres.exe
Token: SeBackupPrivilege	3428	cvtres.exe
Token: SeRestorePrivilege	3428	cvtres.exe
Token: SeShutdownPrivilege	3428	cvtres.exe
Token: SeDebugPrivilege	3428	cvtres.exe
Token: SeSystemEnvironmentPrivilege	3428	cvtres.exe
Token: SeChangeNotifyPrivilege	3428	cvtres.exe
Token: SeRemoteShutdownPrivilege	3428	cvtres.exe
Token: SeUndockPrivilege	3428	cvtres.exe
Token: SeManageVolumePrivilege	3428	cvtres.exe
Token: SeImpersonatePrivilege	3428	cvtres.exe
Token: SeCreateGlobalPrivilege	3428	cvtres.exe
Token: 33	3428	cvtres.exe
Token: 34	3428	cvtres.exe
Token: 35	3428	cvtres.exe
Token: 36	3428	cvtres.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3428	cvtres.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4744 wrote to memory of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83
PID 4744 wrote to memory of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83
PID 4744 wrote to memory of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83
PID 4744 wrote to memory of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83
PID 4744 wrote to memory of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83
PID 4744 wrote to memory of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83
PID 4744 wrote to memory of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83
PID 4744 wrote to memory of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83
PID 4744 wrote to memory of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83
PID 4744 wrote to memory of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83
PID 4744 wrote to memory of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83
PID 4744 wrote to memory of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83
PID 4744 wrote to memory of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83
PID 4744 wrote to memory of 3428	4744	JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_217158e753ea637b00cf6261dbd12ee7.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4744
- C:\Users\Admin\AppData\Local\Temp\cvtres.exe
  C:\Users\Admin\AppData\Local\Temp\cvtres.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3428

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 Information Discovery

1

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\cvtres.exe

Filesize
34KB

MD5
e118330b4629b12368d91b9df6488be0

SHA1
ce90218c7e3b90df2a3409ec253048bb6472c2fd

SHA256
3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

SHA512
ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

Download Submit
memory/3428-17-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-25-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-19-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-20-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-18-0x00000000022B0000-0x00000000022B1000-memory.dmp

Filesize
4KB

Download
memory/3428-12-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-10-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-14-0x00000000022B0000-0x00000000022B1000-memory.dmp

Filesize
4KB

Download
memory/3428-16-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-15-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-5-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-30-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-31-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-29-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-9-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-21-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-22-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-23-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-24-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-28-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-26-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3428-27-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4744-2-0x0000000074600000-0x0000000074BB1000-memory.dmp

Filesize
5.7MB

Download
memory/4744-1-0x0000000074600000-0x0000000074BB1000-memory.dmp

Filesize
5.7MB

Download
memory/4744-0-0x0000000074602000-0x0000000074603000-memory.dmp

Filesize
4KB

Download
memory/4744-13-0x0000000074600000-0x0000000074BB1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads