darkcomet | b47df5fad7cfe6d5f6f97aa37b2bacd950197202cce4fa139c0405b6fdbb957a

Analysis

max time kernel
148s
max time network
147s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
01/01/2025, 18:55

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General

Target

JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe
Size

728KB
MD5

601d3fd3b8dac3a98814b7899b011501
SHA1

348df659f348d296eef0708a570f39faf2b6acb6
SHA256

b47df5fad7cfe6d5f6f97aa37b2bacd950197202cce4fa139c0405b6fdbb957a
SHA512

abe6adcb77eb2473aba1a97a785031b98a5129992959c378da04a30d8af32f17a9ed5e100f60b694f4101186aaca3c28adfd1aee201831c2c936c04ceb8da24a
SSDEEP

12288:7iLERtSJj3culKz/LXzqCFeJ8eAQlfmO8hzrFsaCT6xwb2T99X//Mbt:71ij3cJzTXz/Ub8NYmxxTnX

Score

10^/10

darkcomet discovery persistence rat trojan upx

Malware Config

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Darkcomet family
darkcomet

Executes dropped EXE 2 IoCs

pid	Process
2308	firefox udate.exe
2120	firefox udate.exe

Loads dropped DLL 5 IoCs

pid	Process
3012	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe
3012	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe
3012	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe
3012	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe
3012	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\firefox udate.exe = "C:\\Users\\Admin\\AppData\\Roaming\\temp\\firefox udate.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2644 set thread context of 3012	2644	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	30
PID 2308 set thread context of 2120	2308	firefox udate.exe	36
PID 2308 set thread context of 2320	2308	firefox udate.exe	37

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3012-74-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3012-70-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3012-68-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3012-76-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3012-77-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3012-79-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3012-78-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3012-220-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2120-226-0x0000000000400000-0x000000000040B000-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	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	firefox udate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	firefox udate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2320	svchost.exe
Token: SeSecurityPrivilege	2320	svchost.exe
Token: SeTakeOwnershipPrivilege	2320	svchost.exe
Token: SeLoadDriverPrivilege	2320	svchost.exe
Token: SeSystemProfilePrivilege	2320	svchost.exe
Token: SeSystemtimePrivilege	2320	svchost.exe
Token: SeProfSingleProcessPrivilege	2320	svchost.exe
Token: SeIncBasePriorityPrivilege	2320	svchost.exe
Token: SeCreatePagefilePrivilege	2320	svchost.exe
Token: SeBackupPrivilege	2320	svchost.exe
Token: SeRestorePrivilege	2320	svchost.exe
Token: SeShutdownPrivilege	2320	svchost.exe
Token: SeDebugPrivilege	2320	svchost.exe
Token: SeSystemEnvironmentPrivilege	2320	svchost.exe
Token: SeChangeNotifyPrivilege	2320	svchost.exe
Token: SeRemoteShutdownPrivilege	2320	svchost.exe
Token: SeUndockPrivilege	2320	svchost.exe
Token: SeManageVolumePrivilege	2320	svchost.exe
Token: SeImpersonatePrivilege	2320	svchost.exe
Token: SeCreateGlobalPrivilege	2320	svchost.exe
Token: 33	2320	svchost.exe
Token: 34	2320	svchost.exe
Token: 35	2320	svchost.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe
Token: SeDebugPrivilege	2120	firefox udate.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2644	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe
3012	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe
2308	firefox udate.exe
2120	firefox udate.exe
2320	svchost.exe

Suspicious use of WriteProcessMemory 41 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 3012	2644	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	30
PID 2644 wrote to memory of 3012	2644	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	30
PID 2644 wrote to memory of 3012	2644	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	30
PID 2644 wrote to memory of 3012	2644	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	30
PID 2644 wrote to memory of 3012	2644	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	30
PID 2644 wrote to memory of 3012	2644	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	30
PID 2644 wrote to memory of 3012	2644	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	30
PID 2644 wrote to memory of 3012	2644	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	30
PID 3012 wrote to memory of 2736	3012	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	31
PID 3012 wrote to memory of 2736	3012	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	31
PID 3012 wrote to memory of 2736	3012	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	31
PID 3012 wrote to memory of 2736	3012	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	31
PID 2736 wrote to memory of 3016	2736	cmd.exe	33
PID 2736 wrote to memory of 3016	2736	cmd.exe	33
PID 2736 wrote to memory of 3016	2736	cmd.exe	33
PID 2736 wrote to memory of 3016	2736	cmd.exe	33
PID 3012 wrote to memory of 2308	3012	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	34
PID 3012 wrote to memory of 2308	3012	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	34
PID 3012 wrote to memory of 2308	3012	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	34
PID 3012 wrote to memory of 2308	3012	JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe	34
PID 2308 wrote to memory of 2120	2308	firefox udate.exe	36
PID 2308 wrote to memory of 2120	2308	firefox udate.exe	36
PID 2308 wrote to memory of 2120	2308	firefox udate.exe	36
PID 2308 wrote to memory of 2120	2308	firefox udate.exe	36
PID 2308 wrote to memory of 2120	2308	firefox udate.exe	36
PID 2308 wrote to memory of 2120	2308	firefox udate.exe	36
PID 2308 wrote to memory of 2120	2308	firefox udate.exe	36
PID 2308 wrote to memory of 2120	2308	firefox udate.exe	36
PID 2308 wrote to memory of 2320	2308	firefox udate.exe	37
PID 2308 wrote to memory of 2320	2308	firefox udate.exe	37
PID 2308 wrote to memory of 2320	2308	firefox udate.exe	37
PID 2308 wrote to memory of 2320	2308	firefox udate.exe	37
PID 2308 wrote to memory of 2320	2308	firefox udate.exe	37
PID 2308 wrote to memory of 2320	2308	firefox udate.exe	37
PID 2308 wrote to memory of 2320	2308	firefox udate.exe	37
PID 2308 wrote to memory of 2320	2308	firefox udate.exe	37
PID 2308 wrote to memory of 2320	2308	firefox udate.exe	37
PID 2308 wrote to memory of 2320	2308	firefox udate.exe	37
PID 2308 wrote to memory of 2320	2308	firefox udate.exe	37
PID 2308 wrote to memory of 2320	2308	firefox udate.exe	37
PID 2308 wrote to memory of 2320	2308	firefox udate.exe	37

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_601d3fd3b8dac3a98814b7899b011501.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3012
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\CRSPY.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2736
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "firefox udate.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\temp\firefox udate.exe" /f
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:3016
- - C:\Users\Admin\AppData\Roaming\temp\firefox udate.exe
    "C:\Users\Admin\AppData\Roaming\temp\firefox udate.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2308
  - - C:\Users\Admin\AppData\Roaming\temp\firefox udate.exe
      "C:\Users\Admin\AppData\Roaming\temp\firefox udate.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2120
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2320

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\CRSPY.bat

Filesize
157B

MD5
b03159f96ccac2ce831bdb56b8d4fa0f

SHA1
575391e3af00ffe0b31e5fafadb8b0d87609c94a

SHA256
c94041f2bd22f248f9bd175a089d9d8461af32add1fff5b8ce00816cce520d3c

SHA512
889199d3e641bfcc15b2be03781196736538e7407e03eaeba0393226efea09983be622858c8bbc6f17997358aa42cd71bb81c3b82387164a78205a553a899be4

Download Submit
\Users\Admin\AppData\Roaming\temp\firefox udate.exe

Filesize
728KB

MD5
601d3fd3b8dac3a98814b7899b011501

SHA1
348df659f348d296eef0708a570f39faf2b6acb6

SHA256
b47df5fad7cfe6d5f6f97aa37b2bacd950197202cce4fa139c0405b6fdbb957a

SHA512
abe6adcb77eb2473aba1a97a785031b98a5129992959c378da04a30d8af32f17a9ed5e100f60b694f4101186aaca3c28adfd1aee201831c2c936c04ceb8da24a

Download Submit
memory/2120-226-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2308-128-0x0000000002890000-0x0000000002947000-memory.dmp

Filesize
732KB

Download
memory/2320-205-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2320-196-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2320-198-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2320-200-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2320-202-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2644-8-0x0000000002A80000-0x0000000002B37000-memory.dmp

Filesize
732KB

Download
memory/2644-10-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/3012-70-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3012-78-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3012-79-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3012-220-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3012-77-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3012-76-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3012-68-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3012-72-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3012-74-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3012-66-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads