darkcomet | 4f94699c00235e86c808d8c7a618d07ee116dabc92abba3d7c66a2b5856ff70b

General

Target

9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Size

337KB
MD5

9eb8e309181d82c535d5a303bac0cd1d
SHA1

0148e74ee2ed3884211bcabce285b75648c56665
SHA256

4f94699c00235e86c808d8c7a618d07ee116dabc92abba3d7c66a2b5856ff70b
SHA512

dd0f692ef496a6a4248547ca15d7ea8c9cc73bcc2ce0f21745be740a93f8bd54e94662210cadf6a63cf872e14f8583a92f470ce9c4d717de5d5dcbc805af0a68
SSDEEP

6144:uUc8SY8u+rv6Kl9QFhC6z3sbS4P2UI9icyXV13kPKuzGnVAZonRad//:uUcrY8driIQHG2D1axkPKd183

Score

10^/10

darkcomet latentbot discovery evasion rat trojan upx

Malware Config

Extracted

Family

latentbot

C2

nightevolution.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

Modifies firewall policy service 3 TTPs 3 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

Processes:

9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe

Disables RegEdit via registry modification 1 IoCs

evasion

Processes:

9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe

Disables Task Manager via registry modification
evasion

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

Processes:

attrib.exeattrib.exe

pid	Process
3060	attrib.exe
1332	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

Processes:

9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe

UPX packed file 16 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2372-0-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-2-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-3-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-5-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-6-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-7-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-8-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-9-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-10-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-11-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-12-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-13-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-14-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-15-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-16-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2372-17-0x0000000000400000-0x00000000004EA000-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 5 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:

cmd.exeattrib.exeattrib.exe9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe

pid	Process
2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeSecurityPrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeBackupPrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeRestorePrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeShutdownPrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeDebugPrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeUndockPrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: 33	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: 34	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: 35	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
Token: 36	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe

pid	Process
2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.execmd.execmd.exe

description	pid	Process	procid_target
PID 2372 wrote to memory of 1128	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe	93
PID 2372 wrote to memory of 1128	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe	93
PID 2372 wrote to memory of 1128	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe	93
PID 2372 wrote to memory of 2348	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe	95
PID 2372 wrote to memory of 2348	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe	95
PID 2372 wrote to memory of 2348	2372	9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe	95
PID 1128 wrote to memory of 3060	1128	cmd.exe	97
PID 1128 wrote to memory of 3060	1128	cmd.exe	97
PID 1128 wrote to memory of 3060	1128	cmd.exe	97
PID 2348 wrote to memory of 1332	2348	cmd.exe	98
PID 2348 wrote to memory of 1332	2348	cmd.exe	98
PID 2348 wrote to memory of 1332	2348	cmd.exe	98

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

Processes:

attrib.exeattrib.exe

pid	Process
3060	attrib.exe
1332	attrib.exe

C:\Users\Admin\AppData\Local\Temp\9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe"
1⤵
- Modifies firewall policy service
- Disables RegEdit via registry modification
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1128
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\9eb8e309181d82c535d5a303bac0cd1d_JaffaCakes118.exe" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:3060
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2348
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:1332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Hide Artifacts

2

T1564

Hidden Files and Directories

2

T1564.001

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

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

Replay Monitor

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Downloads

memory/2372-0-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-1-0x0000000000800000-0x0000000000801000-memory.dmp

Filesize
4KB

Download
memory/2372-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-4-0x0000000000800000-0x0000000000801000-memory.dmp

Filesize
4KB

Download
memory/2372-3-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-5-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-6-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-7-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-8-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-9-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-10-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-11-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-12-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-13-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-14-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-15-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-16-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2372-17-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads