darkcomet | 30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4

Analysis

max time kernel
120s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2024 09:04

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General

Target

30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe
Size

520KB
MD5

12d6c5408a59cb4744fea81bc2cea430
SHA1

23327837d91554876796a0bfff6fbfb873d50ed4
SHA256

30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4
SHA512

b8829f28ce992a530e4a7973735cae17b2382b12833e10352d395bc990d4eb33b5056ca9c14e2cbabd3571a254137d7263d71268b070ea6922a66cfbf3b75138
SSDEEP

6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMbO:f9fC3hh29Ya77A90aFtDfT5IMbO

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
Darkcomet family
darkcomet

Executes dropped EXE 3 IoCs

pid	Process
3572	winupd.exe
412	winupd.exe
4648	winupd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1568 set thread context of 100	1568	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe	96
PID 3572 set thread context of 412	3572	winupd.exe	99
PID 3572 set thread context of 4648	3572	winupd.exe	100

UPX packed file 14 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4648-31-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4648-36-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4648-37-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4648-39-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4648-38-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4648-41-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4648-40-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4648-44-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4648-45-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4648-46-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4648-47-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4648-48-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4648-49-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/4648-50-0x0000000000400000-0x00000000004B7000-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

pid	pid_target	Process	procid_target
3424	1604	WerFault.exe	101

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

description	ioc	Process
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	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
1604	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4648	winupd.exe
Token: SeSecurityPrivilege	4648	winupd.exe
Token: SeTakeOwnershipPrivilege	4648	winupd.exe
Token: SeLoadDriverPrivilege	4648	winupd.exe
Token: SeSystemProfilePrivilege	4648	winupd.exe
Token: SeSystemtimePrivilege	4648	winupd.exe
Token: SeProfSingleProcessPrivilege	4648	winupd.exe
Token: SeIncBasePriorityPrivilege	4648	winupd.exe
Token: SeCreatePagefilePrivilege	4648	winupd.exe
Token: SeBackupPrivilege	4648	winupd.exe
Token: SeRestorePrivilege	4648	winupd.exe
Token: SeShutdownPrivilege	4648	winupd.exe
Token: SeDebugPrivilege	4648	winupd.exe
Token: SeSystemEnvironmentPrivilege	4648	winupd.exe
Token: SeChangeNotifyPrivilege	4648	winupd.exe
Token: SeRemoteShutdownPrivilege	4648	winupd.exe
Token: SeUndockPrivilege	4648	winupd.exe
Token: SeManageVolumePrivilege	4648	winupd.exe
Token: SeImpersonatePrivilege	4648	winupd.exe
Token: SeCreateGlobalPrivilege	4648	winupd.exe
Token: 33	4648	winupd.exe
Token: 34	4648	winupd.exe
Token: 35	4648	winupd.exe
Token: 36	4648	winupd.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1568	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe
100	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe
3572	winupd.exe
412	winupd.exe
4648	winupd.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 1568 wrote to memory of 100	1568	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe	96
PID 1568 wrote to memory of 100	1568	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe	96
PID 1568 wrote to memory of 100	1568	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe	96
PID 1568 wrote to memory of 100	1568	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe	96
PID 1568 wrote to memory of 100	1568	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe	96
PID 1568 wrote to memory of 100	1568	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe	96
PID 1568 wrote to memory of 100	1568	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe	96
PID 1568 wrote to memory of 100	1568	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe	96
PID 100 wrote to memory of 3572	100	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe	97
PID 100 wrote to memory of 3572	100	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe	97
PID 100 wrote to memory of 3572	100	30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe	97
PID 3572 wrote to memory of 412	3572	winupd.exe	99
PID 3572 wrote to memory of 412	3572	winupd.exe	99
PID 3572 wrote to memory of 412	3572	winupd.exe	99
PID 3572 wrote to memory of 412	3572	winupd.exe	99
PID 3572 wrote to memory of 412	3572	winupd.exe	99
PID 3572 wrote to memory of 412	3572	winupd.exe	99
PID 3572 wrote to memory of 412	3572	winupd.exe	99
PID 3572 wrote to memory of 412	3572	winupd.exe	99
PID 3572 wrote to memory of 4648	3572	winupd.exe	100
PID 3572 wrote to memory of 4648	3572	winupd.exe	100
PID 3572 wrote to memory of 4648	3572	winupd.exe	100
PID 3572 wrote to memory of 4648	3572	winupd.exe	100
PID 3572 wrote to memory of 4648	3572	winupd.exe	100
PID 3572 wrote to memory of 4648	3572	winupd.exe	100
PID 3572 wrote to memory of 4648	3572	winupd.exe	100
PID 3572 wrote to memory of 4648	3572	winupd.exe	100
PID 412 wrote to memory of 1604	412	winupd.exe	101
PID 412 wrote to memory of 1604	412	winupd.exe	101
PID 412 wrote to memory of 1604	412	winupd.exe	101
PID 412 wrote to memory of 1604	412	winupd.exe	101
PID 412 wrote to memory of 1604	412	winupd.exe	101

C:\Users\Admin\AppData\Local\Temp\30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe
"C:\Users\Admin\AppData\Local\Temp\30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1568
- C:\Users\Admin\AppData\Local\Temp\30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe
  "C:\Users\Admin\AppData\Local\Temp\30ef3e22505c004c19752a055ca1368ba6347d5aadb041ae20d9b8d81bf9dde4N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:100
- - 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:3572
  - - 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:412
    - - C:\Windows\SysWOW64\ipconfig.exe
        
        "C:\Windows\system32\ipconfig.exe"
        5⤵
        Gathers network information
        
        PID:1604
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1604 -s 272
        6⤵
        Program crash
        
        PID:3424
  - - 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:4648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1604 -ip 1604
1⤵
PID:2632

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

Replay Monitor

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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/100-21-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/100-5-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/100-7-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/100-20-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/412-42-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1568-4-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/1568-10-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1568-11-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/1568-3-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/1568-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3572-25-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/3572-23-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/3572-35-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/4648-37-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4648-39-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4648-38-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4648-41-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4648-40-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4648-36-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4648-31-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4648-44-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4648-45-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4648-46-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4648-47-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4648-48-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4648-49-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4648-50-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download