darkcomet | 596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072

Analysis

max time kernel
120s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-10-2024 13:40

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General

Target

596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe
Size

520KB
MD5

edc997ab6c3dab24042b6d6172cb7190
SHA1

c0ec90aec028b25cd2aef1cb5ff5ad1065755bde
SHA256

596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072
SHA512

228d1167494d8f7d38bc6838d3ce1e4c3139d075a6d9a6f8bdd4fdb0826cf71cbda5c0bdb03932a529f74ef59b0b0e73b1efc593b649a3decf005dd8d64a633d
SSDEEP

6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMb5:f9fC3hh29Ya77A90aFtDfT5IMb5

Score

10^/10

darkcomet privateeye discovery rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

PrivateEye

ratblackshades.no-ip.biz:1604

Mutex

DC_MUTEX-ACC1R98

Attributes

gencode
8GG5LVVGljSF
install
false
offline_keylogger
true
persistence
false

Signatures

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

Executes dropped EXE 3 IoCs

Processes:

winupd.exewinupd.exewinupd.exe

pid	Process
2384	winupd.exe
5008	winupd.exe
4044	winupd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exewinupd.exe

description	pid	Process	procid_target
PID 4248 set thread context of 2264	4248	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe	95
PID 2384 set thread context of 5008	2384	winupd.exe	100
PID 2384 set thread context of 4044	2384	winupd.exe	101

UPX packed file 18 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4044-32-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-31-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-34-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-38-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-36-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-42-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-41-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-40-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-45-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-46-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-47-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-48-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-49-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-50-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-51-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-52-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-53-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4044-54-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

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

System Information Discovery
T1082

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
5060	4868	WerFault.exe	102

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:

596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exewinupd.exewinupd.exewinupd.exe596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

Processes:

ipconfig.exe

pid	Process
4868	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

winupd.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4044	winupd.exe
Token: SeSecurityPrivilege	4044	winupd.exe
Token: SeTakeOwnershipPrivilege	4044	winupd.exe
Token: SeLoadDriverPrivilege	4044	winupd.exe
Token: SeSystemProfilePrivilege	4044	winupd.exe
Token: SeSystemtimePrivilege	4044	winupd.exe
Token: SeProfSingleProcessPrivilege	4044	winupd.exe
Token: SeIncBasePriorityPrivilege	4044	winupd.exe
Token: SeCreatePagefilePrivilege	4044	winupd.exe
Token: SeBackupPrivilege	4044	winupd.exe
Token: SeRestorePrivilege	4044	winupd.exe
Token: SeShutdownPrivilege	4044	winupd.exe
Token: SeDebugPrivilege	4044	winupd.exe
Token: SeSystemEnvironmentPrivilege	4044	winupd.exe
Token: SeChangeNotifyPrivilege	4044	winupd.exe
Token: SeRemoteShutdownPrivilege	4044	winupd.exe
Token: SeUndockPrivilege	4044	winupd.exe
Token: SeManageVolumePrivilege	4044	winupd.exe
Token: SeImpersonatePrivilege	4044	winupd.exe
Token: SeCreateGlobalPrivilege	4044	winupd.exe
Token: 33	4044	winupd.exe
Token: 34	4044	winupd.exe
Token: 35	4044	winupd.exe
Token: 36	4044	winupd.exe

Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exewinupd.exewinupd.exewinupd.exe

pid	Process
4248	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe
2264	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe
2384	winupd.exe
5008	winupd.exe
4044	winupd.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exewinupd.exewinupd.exe

description	pid	Process	procid_target
PID 4248 wrote to memory of 2264	4248	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe	95
PID 4248 wrote to memory of 2264	4248	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe	95
PID 4248 wrote to memory of 2264	4248	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe	95
PID 4248 wrote to memory of 2264	4248	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe	95
PID 4248 wrote to memory of 2264	4248	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe	95
PID 4248 wrote to memory of 2264	4248	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe	95
PID 4248 wrote to memory of 2264	4248	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe	95
PID 4248 wrote to memory of 2264	4248	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe	95
PID 2264 wrote to memory of 2384	2264	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe	96
PID 2264 wrote to memory of 2384	2264	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe	96
PID 2264 wrote to memory of 2384	2264	596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe	96
PID 2384 wrote to memory of 5008	2384	winupd.exe	100
PID 2384 wrote to memory of 5008	2384	winupd.exe	100
PID 2384 wrote to memory of 5008	2384	winupd.exe	100
PID 2384 wrote to memory of 5008	2384	winupd.exe	100
PID 2384 wrote to memory of 5008	2384	winupd.exe	100
PID 2384 wrote to memory of 5008	2384	winupd.exe	100
PID 2384 wrote to memory of 5008	2384	winupd.exe	100
PID 2384 wrote to memory of 5008	2384	winupd.exe	100
PID 2384 wrote to memory of 4044	2384	winupd.exe	101
PID 2384 wrote to memory of 4044	2384	winupd.exe	101
PID 2384 wrote to memory of 4044	2384	winupd.exe	101
PID 2384 wrote to memory of 4044	2384	winupd.exe	101
PID 2384 wrote to memory of 4044	2384	winupd.exe	101
PID 2384 wrote to memory of 4044	2384	winupd.exe	101
PID 2384 wrote to memory of 4044	2384	winupd.exe	101
PID 2384 wrote to memory of 4044	2384	winupd.exe	101
PID 5008 wrote to memory of 4868	5008	winupd.exe	102
PID 5008 wrote to memory of 4868	5008	winupd.exe	102
PID 5008 wrote to memory of 4868	5008	winupd.exe	102
PID 5008 wrote to memory of 4868	5008	winupd.exe	102
PID 5008 wrote to memory of 4868	5008	winupd.exe	102

C:\Users\Admin\AppData\Local\Temp\596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe
"C:\Users\Admin\AppData\Local\Temp\596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4248
- C:\Users\Admin\AppData\Local\Temp\596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe
  "C:\Users\Admin\AppData\Local\Temp\596e34637eabd5e7af8e29a2dfb4f94c58a69d81e9aaa6c3c76c3345eeddd072N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2264
- - C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe -notray
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2384
  - - C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:5008
    - - C:\Windows\SysWOW64\ipconfig.exe
        
        "C:\Windows\system32\ipconfig.exe"
        5⤵
        Gathers network information
        
        PID:4868
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4868 -s 272
        6⤵
        Program crash
        
        PID:5060
  - - C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:4044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4868 -ip 4868
1⤵
PID:3752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

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\Roaming\Microsoft\winupd.exe

Filesize
520KB

MD5
13fc7937b1f44afa7004b4a0d409b0d9

SHA1
4d1c262ee776c350c336b9dfe06573be94d38875

SHA256
6d654211379580395ab1b5552b1502900b268b277f3dc157bc0b8d5533b18894

SHA512
10abf6dfbd666975f516611e61dc95f8ef67fcf3ca04208d8934a3e15ee38242431b9ed58dc03bba2ba45a23c96b24ae9d97ad55d680199731f37708eae7aac3

Download Submit
memory/2264-20-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2264-5-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2264-9-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2264-21-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2384-35-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2384-23-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2384-24-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/4044-36-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-41-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-54-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-32-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-31-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-53-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-34-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-38-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-52-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-51-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-42-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-50-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-40-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-49-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-45-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-46-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-47-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4044-48-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4248-6-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4248-3-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/4248-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4248-4-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/4248-7-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5008-43-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download