darkcomet | 239f7cb413edc0a3b6021b8d11bb8582693305b36c5863af5be6a686c6eaef02

Analysis

max time kernel
150s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-11-2024 23:35

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General

Target

9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe
Size

761KB
MD5

9e8ddf0ec3b3979e9649a9e7cd1f689b
SHA1

1939ce2001c6144a63a925c1b2c680bc402485a7
SHA256

239f7cb413edc0a3b6021b8d11bb8582693305b36c5863af5be6a686c6eaef02
SHA512

19d8272616adbeabdb22994f8d207a91e260638a9b9ad7602ca0aa5e1104dbb0b3f8ff6a766465f8650bdcd366bf593adba430d556deae039f6264f8a7e5f71b
SSDEEP

12288:L3ybhhs91RfbNdX7yHSDESfGOKK3jT19qpjGd5/ozBV8HeDma/CsAYMh3/hBXw:LybL811NdXmHS42GYT1ojo80Wma/TeZm

Score

10^/10

darkcomet 1110 discovery persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

1110

46.105.72.113:3399

Mutex

DC_MUTEX-F3C7Q8G

Attributes

gencode
KNCjgTldH4zP
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 4 IoCs

pid	Process
2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe
2640	isass.exe
2616	isass.exe
2808	isass.exe

Loads dropped DLL 6 IoCs

pid	Process
2580	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe
2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe
2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe
2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe
2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe
2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\windows live = "C:\\Users\\Admin\\AppData\\Roaming\\joomla\\isass.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2580 set thread context of 2736	2580	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	30
PID 2640 set thread context of 2616	2640	isass.exe	36
PID 2640 set thread context of 2808	2640	isass.exe	37

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2736-53-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2736-52-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2736-51-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2736-50-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2736-47-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2736-43-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2736-41-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2736-146-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2736-178-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2616-182-0x0000000000400000-0x000000000040B000-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 7 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	isass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	isass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	isass.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2808	isass.exe
Token: SeSecurityPrivilege	2808	isass.exe
Token: SeTakeOwnershipPrivilege	2808	isass.exe
Token: SeLoadDriverPrivilege	2808	isass.exe
Token: SeSystemProfilePrivilege	2808	isass.exe
Token: SeSystemtimePrivilege	2808	isass.exe
Token: SeProfSingleProcessPrivilege	2808	isass.exe
Token: SeIncBasePriorityPrivilege	2808	isass.exe
Token: SeCreatePagefilePrivilege	2808	isass.exe
Token: SeBackupPrivilege	2808	isass.exe
Token: SeRestorePrivilege	2808	isass.exe
Token: SeShutdownPrivilege	2808	isass.exe
Token: SeDebugPrivilege	2808	isass.exe
Token: SeSystemEnvironmentPrivilege	2808	isass.exe
Token: SeChangeNotifyPrivilege	2808	isass.exe
Token: SeRemoteShutdownPrivilege	2808	isass.exe
Token: SeUndockPrivilege	2808	isass.exe
Token: SeManageVolumePrivilege	2808	isass.exe
Token: SeImpersonatePrivilege	2808	isass.exe
Token: SeCreateGlobalPrivilege	2808	isass.exe
Token: 33	2808	isass.exe
Token: 34	2808	isass.exe
Token: 35	2808	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe
Token: SeDebugPrivilege	2616	isass.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2580	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe
2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe
2640	isass.exe
2616	isass.exe
2808	isass.exe

Suspicious use of WriteProcessMemory 41 IoCs

description	pid	Process	procid_target
PID 2580 wrote to memory of 2736	2580	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	30
PID 2580 wrote to memory of 2736	2580	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	30
PID 2580 wrote to memory of 2736	2580	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	30
PID 2580 wrote to memory of 2736	2580	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	30
PID 2580 wrote to memory of 2736	2580	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	30
PID 2580 wrote to memory of 2736	2580	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	30
PID 2580 wrote to memory of 2736	2580	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	30
PID 2580 wrote to memory of 2736	2580	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	30
PID 2736 wrote to memory of 2720	2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	31
PID 2736 wrote to memory of 2720	2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	31
PID 2736 wrote to memory of 2720	2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	31
PID 2736 wrote to memory of 2720	2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	31
PID 2720 wrote to memory of 2684	2720	cmd.exe	33
PID 2720 wrote to memory of 2684	2720	cmd.exe	33
PID 2720 wrote to memory of 2684	2720	cmd.exe	33
PID 2720 wrote to memory of 2684	2720	cmd.exe	33
PID 2736 wrote to memory of 2640	2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	34
PID 2736 wrote to memory of 2640	2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	34
PID 2736 wrote to memory of 2640	2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	34
PID 2736 wrote to memory of 2640	2736	9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe	34
PID 2640 wrote to memory of 2616	2640	isass.exe	36
PID 2640 wrote to memory of 2616	2640	isass.exe	36
PID 2640 wrote to memory of 2616	2640	isass.exe	36
PID 2640 wrote to memory of 2616	2640	isass.exe	36
PID 2640 wrote to memory of 2616	2640	isass.exe	36
PID 2640 wrote to memory of 2616	2640	isass.exe	36
PID 2640 wrote to memory of 2616	2640	isass.exe	36
PID 2640 wrote to memory of 2616	2640	isass.exe	36
PID 2640 wrote to memory of 2808	2640	isass.exe	37
PID 2640 wrote to memory of 2808	2640	isass.exe	37
PID 2640 wrote to memory of 2808	2640	isass.exe	37
PID 2640 wrote to memory of 2808	2640	isass.exe	37
PID 2640 wrote to memory of 2808	2640	isass.exe	37
PID 2640 wrote to memory of 2808	2640	isass.exe	37
PID 2640 wrote to memory of 2808	2640	isass.exe	37
PID 2640 wrote to memory of 2808	2640	isass.exe	37
PID 2640 wrote to memory of 2808	2640	isass.exe	37
PID 2640 wrote to memory of 2808	2640	isass.exe	37
PID 2640 wrote to memory of 2808	2640	isass.exe	37
PID 2640 wrote to memory of 2808	2640	isass.exe	37
PID 2640 wrote to memory of 2808	2640	isass.exe	37

C:\Users\Admin\AppData\Local\Temp\9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2580
- C:\Users\Admin\AppData\Local\Temp\9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2736
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\EIYWF.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2720
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "windows live" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\joomla\isass.exe" /f
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:2684
- - C:\Users\Admin\AppData\Roaming\joomla\isass.exe
    "C:\Users\Admin\AppData\Roaming\joomla\isass.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2640
  - - C:\Users\Admin\AppData\Roaming\joomla\isass.exe
      "C:\Users\Admin\AppData\Roaming\joomla\isass.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2616
  - - C:\Users\Admin\AppData\Roaming\joomla\isass.exe
      "C:\Users\Admin\AppData\Roaming\joomla\isass.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\EIYWF.bat

Filesize
146B

MD5
09a4d75dce0091379644a171c4a0971c

SHA1
02815f8e408b118411bd97a20c00b2d084e3e05b

SHA256
e455dbd9e8f0069530dfa98e411666ec95c9ee113663d38e21692638dcac1d52

SHA512
b5a57397392b6ad86c7c304a139b0fe92ff826cd329fdccfe977365be630099a18489e52839a296878228e680f676fce906f066536667642412f1a095b91953e

Download Submit
\Users\Admin\AppData\Local\Temp\9e8ddf0ec3b3979e9649a9e7cd1f689b_JaffaCakes118.exe

Filesize
761KB

MD5
9e8ddf0ec3b3979e9649a9e7cd1f689b

SHA1
1939ce2001c6144a63a925c1b2c680bc402485a7

SHA256
239f7cb413edc0a3b6021b8d11bb8582693305b36c5863af5be6a686c6eaef02

SHA512
19d8272616adbeabdb22994f8d207a91e260638a9b9ad7602ca0aa5e1104dbb0b3f8ff6a766465f8650bdcd366bf593adba430d556deae039f6264f8a7e5f71b

Download Submit
\Users\Admin\AppData\Roaming\joomla\isass.exe

Filesize
761KB

MD5
678100af2683de08e2d908016cad5773

SHA1
afacbe656ca5d3c21c580d1f3a7241029570cdcf

SHA256
fa4e3142840a93da240de57f09b1796265fc3b293db6f6edf1a69d8568789847

SHA512
dc0700abf56783320873192c048fbf30028896707ac0fb8fbdf2f985b1cbaaeb0fdf72a5cb9c192f6c73efa397eacd60196f801876ded21df3818de78f9bdbe9

Download Submit
memory/2580-28-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2580-34-0x0000000001DD0000-0x0000000001E77000-memory.dmp

Filesize
668KB

Download
memory/2616-182-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2640-127-0x0000000002940000-0x00000000029E7000-memory.dmp

Filesize
668KB

Download
memory/2736-47-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2736-45-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2736-43-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2736-41-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2736-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2736-50-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2736-51-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2736-52-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2736-146-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2736-53-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2736-178-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2808-172-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2808-179-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2808-159-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2808-177-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2808-168-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2808-161-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2808-157-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2808-155-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2808-152-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2808-165-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2808-163-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2808-150-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2808-183-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads