darkcomet | d8a07ee3c5b8c1495c2461e10703f6de8800db8e2a2ae2b3e3fa467747ea6204

General

Target

3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.exe
Size

1.2MB
MD5

3f3049e1470a2b2cbd5e5a8581df06f4
SHA1

3eb6f64051fc5c1aae042d5a0aed8b9a8bf2e2e9
SHA256

d8a07ee3c5b8c1495c2461e10703f6de8800db8e2a2ae2b3e3fa467747ea6204
SHA512

2cecaf631a6b3682dcf289c44bf9ccc28dc7e6c690ca1ceeeae46d7555b6f282d4b1402ecda8473b50f147ba472aad70361845e30613fab87658d522138ee64a
SSDEEP

24576:f79OKNSKZab8ihfodVkB8UGqflZNLD1P+Tcy:MKZHaSPld

Score

10^/10

darkcomet latentbot discovery evasion persistence rat trojan

Malware Config

Extracted

Family

latentbot

C2

deuscrypter.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 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

2704 attrib.exe
3492 attrib.exe

pid	process
2704	attrib.exe
3492	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:

ciwxxpfm.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	ciwxxpfm.exe

Executes dropped EXE 1 IoCs

Processes:

ciwxxpfm.exe

pid process

4060 ciwxxpfm.exe

pid	process
4060	ciwxxpfm.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wuapp = "C:\\Users\\Admin\\AppData\\Roaming\\wuapp"	3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.exe

description pid process target process

PID 2612 set thread context of 4060 2612 3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.exe ciwxxpfm.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 2612 set thread context of 4060	2612	3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.exe	ciwxxpfm.exe

System Location Discovery: System Language Discovery 1 TTPs 6 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.exe3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.execiwxxpfm.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	3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ciwxxpfm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

ciwxxpfm.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	4060	ciwxxpfm.exe
Token: SeSecurityPrivilege	4060	ciwxxpfm.exe
Token: SeTakeOwnershipPrivilege	4060	ciwxxpfm.exe
Token: SeLoadDriverPrivilege	4060	ciwxxpfm.exe
Token: SeSystemProfilePrivilege	4060	ciwxxpfm.exe
Token: SeSystemtimePrivilege	4060	ciwxxpfm.exe
Token: SeProfSingleProcessPrivilege	4060	ciwxxpfm.exe
Token: SeIncBasePriorityPrivilege	4060	ciwxxpfm.exe
Token: SeCreatePagefilePrivilege	4060	ciwxxpfm.exe
Token: SeBackupPrivilege	4060	ciwxxpfm.exe
Token: SeRestorePrivilege	4060	ciwxxpfm.exe
Token: SeShutdownPrivilege	4060	ciwxxpfm.exe
Token: SeDebugPrivilege	4060	ciwxxpfm.exe
Token: SeSystemEnvironmentPrivilege	4060	ciwxxpfm.exe
Token: SeChangeNotifyPrivilege	4060	ciwxxpfm.exe
Token: SeRemoteShutdownPrivilege	4060	ciwxxpfm.exe
Token: SeUndockPrivilege	4060	ciwxxpfm.exe
Token: SeManageVolumePrivilege	4060	ciwxxpfm.exe
Token: SeImpersonatePrivilege	4060	ciwxxpfm.exe
Token: SeCreateGlobalPrivilege	4060	ciwxxpfm.exe
Token: 33	4060	ciwxxpfm.exe
Token: 34	4060	ciwxxpfm.exe
Token: 35	4060	ciwxxpfm.exe
Token: 36	4060	ciwxxpfm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

ciwxxpfm.exe

pid process

4060 ciwxxpfm.exe

pid	process
4060	ciwxxpfm.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.execiwxxpfm.execmd.execmd.exe

description	pid	process	target process
PID 2612 wrote to memory of 4060	2612	3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.exe	ciwxxpfm.exe
PID 2612 wrote to memory of 4060	2612	3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.exe	ciwxxpfm.exe
PID 2612 wrote to memory of 4060	2612	3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.exe	ciwxxpfm.exe
PID 2612 wrote to memory of 4060	2612	3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.exe	ciwxxpfm.exe
PID 2612 wrote to memory of 4060	2612	3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.exe	ciwxxpfm.exe
PID 4060 wrote to memory of 3088	4060	ciwxxpfm.exe	cmd.exe
PID 4060 wrote to memory of 3088	4060	ciwxxpfm.exe	cmd.exe
PID 4060 wrote to memory of 3088	4060	ciwxxpfm.exe	cmd.exe
PID 4060 wrote to memory of 4832	4060	ciwxxpfm.exe	cmd.exe
PID 4060 wrote to memory of 4832	4060	ciwxxpfm.exe	cmd.exe
PID 4060 wrote to memory of 4832	4060	ciwxxpfm.exe	cmd.exe
PID 3088 wrote to memory of 3492	3088	cmd.exe	attrib.exe
PID 3088 wrote to memory of 3492	3088	cmd.exe	attrib.exe
PID 3088 wrote to memory of 3492	3088	cmd.exe	attrib.exe
PID 4832 wrote to memory of 2704	4832	cmd.exe	attrib.exe
PID 4832 wrote to memory of 2704	4832	cmd.exe	attrib.exe
PID 4832 wrote to memory of 2704	4832	cmd.exe	attrib.exe

Views/modifies file attributes 1 TTPs 2 IoCs
evasion

Hidden Files and Directories
T1564.001

Processes:

attrib.exeattrib.exe

pid process

2704 attrib.exe
3492 attrib.exe

pid	process
2704	attrib.exe
3492	attrib.exe

C:\Users\Admin\AppData\Local\Temp\3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3f3049e1470a2b2cbd5e5a8581df06f4_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2612
- C:\Users\Admin\AppData\Local\Temp\ciwxxpfm.exe
  "C:\Users\Admin\AppData\Local\Temp\ciwxxpfm.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4060
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\ciwxxpfm.exe" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3088
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp\ciwxxpfm.exe" +s +h
      4⤵
      Sets file to hidden
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:3492
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4832
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
      4⤵
      Sets file to hidden
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:2704

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

Hide Artifacts

2

T1564

Hidden Files and Directories

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

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Downloads

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

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/2612-13-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/2612-1-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/2612-2-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/2612-6-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/2612-5-0x0000000074CD2000-0x0000000074CD3000-memory.dmp

Filesize
4KB

Download
memory/2612-0-0x0000000074CD2000-0x0000000074CD3000-memory.dmp

Filesize
4KB

Download
memory/4060-16-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4060-20-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4060-15-0x0000000002570000-0x0000000002571000-memory.dmp

Filesize
4KB

Download
memory/4060-11-0x0000000002570000-0x0000000002571000-memory.dmp

Filesize
4KB

Download
memory/4060-17-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4060-18-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4060-19-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4060-14-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4060-21-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4060-22-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4060-23-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4060-24-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4060-25-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4060-26-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4060-27-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads