darkcomet | 1bb857d88658a768525b56c6078b3595de3493f20ad11dd835ca88cde39ea630

General

Target

5d1867a42f169529137322d8801a7fa9_JaffaCakes118.exe
Size

455KB
MD5

5d1867a42f169529137322d8801a7fa9
SHA1

0de270b151b42984c632232b578b5b3e09b441d4
SHA256

1bb857d88658a768525b56c6078b3595de3493f20ad11dd835ca88cde39ea630
SHA512

5fba551d7e620ec085490999a011aac6ff45ad9b446f057e4482b34589ec991adf818d07924c2d875b7bb0b306075e28a8be38e7a7062ff5cffab877a30dd2c5
SSDEEP

6144:lUTE/NY+73sDjmYglQ1h7tB/KrCS7lz7WEua6PvM86a2nwSzvkQSKkE/WCQtHBxS:aT0NY+7aqYgi1hqJEEl8WMQSKkE/LVJ

Score

10^/10

darkcomet latentbot guest16 evasion rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

darkcometsa.zapto.org:1604

Mutex

DC_MUTEX-F54S21D

Attributes

gencode
UPksglL72mhy
install
false
offline_keylogger
true
persistence
false

Extracted

Family

latentbot

C2

darkcometsa.zapto.org

Signatures

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

Sets file to hidden 1 TTPs 1 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1564.001

pid	Process
116	attrib.exe

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation	vbc.exe

Executes dropped EXE 1 IoCs

pid	Process
4904	vbc.exe

UPX packed file 15 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4904-5-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/4904-8-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/4904-13-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/4904-12-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/4904-15-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/4904-14-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/4904-18-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/4904-19-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/4904-20-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/4904-22-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/4904-24-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/4904-26-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/4904-28-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/4904-30-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/4904-32-0x0000000000400000-0x00000000004BA000-memory.dmp	upx

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4628 set thread context of 4904	4628	5d1867a42f169529137322d8801a7fa9_JaffaCakes118.exe	85

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4904	vbc.exe
Token: SeSecurityPrivilege	4904	vbc.exe
Token: SeTakeOwnershipPrivilege	4904	vbc.exe
Token: SeLoadDriverPrivilege	4904	vbc.exe
Token: SeSystemProfilePrivilege	4904	vbc.exe
Token: SeSystemtimePrivilege	4904	vbc.exe
Token: SeProfSingleProcessPrivilege	4904	vbc.exe
Token: SeIncBasePriorityPrivilege	4904	vbc.exe
Token: SeCreatePagefilePrivilege	4904	vbc.exe
Token: SeBackupPrivilege	4904	vbc.exe
Token: SeRestorePrivilege	4904	vbc.exe
Token: SeShutdownPrivilege	4904	vbc.exe
Token: SeDebugPrivilege	4904	vbc.exe
Token: SeSystemEnvironmentPrivilege	4904	vbc.exe
Token: SeChangeNotifyPrivilege	4904	vbc.exe
Token: SeRemoteShutdownPrivilege	4904	vbc.exe
Token: SeUndockPrivilege	4904	vbc.exe
Token: SeManageVolumePrivilege	4904	vbc.exe
Token: SeImpersonatePrivilege	4904	vbc.exe
Token: SeCreateGlobalPrivilege	4904	vbc.exe
Token: 33	4904	vbc.exe
Token: 34	4904	vbc.exe
Token: 35	4904	vbc.exe
Token: 36	4904	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4904	vbc.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 4628 wrote to memory of 4904	4628	5d1867a42f169529137322d8801a7fa9_JaffaCakes118.exe	85
PID 4628 wrote to memory of 4904	4628	5d1867a42f169529137322d8801a7fa9_JaffaCakes118.exe	85
PID 4628 wrote to memory of 4904	4628	5d1867a42f169529137322d8801a7fa9_JaffaCakes118.exe	85
PID 4628 wrote to memory of 4904	4628	5d1867a42f169529137322d8801a7fa9_JaffaCakes118.exe	85
PID 4628 wrote to memory of 4904	4628	5d1867a42f169529137322d8801a7fa9_JaffaCakes118.exe	85
PID 4628 wrote to memory of 4904	4628	5d1867a42f169529137322d8801a7fa9_JaffaCakes118.exe	85
PID 4628 wrote to memory of 4904	4628	5d1867a42f169529137322d8801a7fa9_JaffaCakes118.exe	85
PID 4628 wrote to memory of 4904	4628	5d1867a42f169529137322d8801a7fa9_JaffaCakes118.exe	85
PID 4628 wrote to memory of 4904	4628	5d1867a42f169529137322d8801a7fa9_JaffaCakes118.exe	85
PID 4628 wrote to memory of 4904	4628	5d1867a42f169529137322d8801a7fa9_JaffaCakes118.exe	85
PID 4904 wrote to memory of 3056	4904	vbc.exe	87
PID 4904 wrote to memory of 3056	4904	vbc.exe	87
PID 4904 wrote to memory of 3056	4904	vbc.exe	87
PID 3056 wrote to memory of 116	3056	cmd.exe	89
PID 3056 wrote to memory of 116	3056	cmd.exe	89
PID 3056 wrote to memory of 116	3056	cmd.exe	89

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
116	attrib.exe

C:\Users\Admin\AppData\Local\Temp\5d1867a42f169529137322d8801a7fa9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5d1867a42f169529137322d8801a7fa9_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4628
- C:\Users\Admin\AppData\Local\Temp\vbc.exe
  C:\Users\Admin\AppData\Local\Temp\vbc.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4904
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\vbc.exe" +s +h
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3056
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp\vbc.exe" +s +h
      4⤵
      Sets file to hidden
      Views/modifies file attributes
      PID:116

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

2

T1564

Hidden Files and Directories

Scripting

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\vbc.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/4628-16-0x0000000075170000-0x0000000075721000-memory.dmp

Filesize
5.7MB

Download
memory/4628-1-0x0000000075170000-0x0000000075721000-memory.dmp

Filesize
5.7MB

Download
memory/4628-2-0x0000000075170000-0x0000000075721000-memory.dmp

Filesize
5.7MB

Download
memory/4628-0-0x0000000075172000-0x0000000075173000-memory.dmp

Filesize
4KB

Download
memory/4904-15-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4904-18-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4904-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4904-17-0x00000000022E0000-0x00000000022E1000-memory.dmp

Filesize
4KB

Download
memory/4904-8-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4904-5-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4904-14-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4904-13-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4904-19-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4904-20-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4904-22-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4904-24-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4904-26-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4904-28-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4904-30-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4904-32-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads