Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
10-11-2024 03:59
Static task
static1
Behavioral task
behavioral1
Sample
eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe
Resource
win7-20240903-en
General
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Target
eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe
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Size
520KB
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MD5
7ea4a354c7c848972320054efd3c529a
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SHA1
debd3e529067e549af4cad18133ca492ecdf9a06
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SHA256
eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb
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SHA512
1d596865ffe9c93b2ac1abc9f6fcdc1fd35b00690ca8dae9b3fd2dd33dbf68e5d9cc2eb759a6440bfb72aa49b37a816dcc823360612a8f70bf43a27ba37b0e31
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SSDEEP
6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMb9:f9fC3hh29Ya77A90aFtDfT5IMb9
Malware Config
Extracted
darkcomet
PrivateEye
ratblackshades.no-ip.biz:1604
DC_MUTEX-ACC1R98
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gencode
8GG5LVVGljSF
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install
false
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offline_keylogger
true
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persistence
false
Signatures
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Darkcomet family
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Executes dropped EXE 3 IoCs
Processes:
winupd.exewinupd.exewinupd.exepid process 2732 winupd.exe 2760 winupd.exe 2600 winupd.exe -
Loads dropped DLL 4 IoCs
Processes:
eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exewinupd.exepid process 2836 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe 2836 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe 2732 winupd.exe 2732 winupd.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\WinUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\winupd.exe -notray" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exewinupd.exedescription pid process target process PID 2788 set thread context of 2836 2788 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe PID 2732 set thread context of 2760 2732 winupd.exe winupd.exe PID 2732 set thread context of 2600 2732 winupd.exe winupd.exe -
Processes:
resource yara_rule behavioral1/memory/2600-62-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-63-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-60-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-53-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-51-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-73-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-76-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-75-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-74-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-79-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-78-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-83-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-84-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-85-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-86-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-87-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-88-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-89-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-90-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-91-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-92-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-93-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-94-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-95-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-96-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-97-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2600-98-0x0000000000400000-0x00000000004B7000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
winupd.exewinupd.exewinupd.exeipconfig.execmd.exereg.exeeaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exeeaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exedescription 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 winupd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ipconfig.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 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe -
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
Processes:
ipconfig.exepid process 2864 ipconfig.exe -
Modifies registry key 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 23 IoCs
Processes:
winupd.exedescription pid process Token: SeIncreaseQuotaPrivilege 2600 winupd.exe Token: SeSecurityPrivilege 2600 winupd.exe Token: SeTakeOwnershipPrivilege 2600 winupd.exe Token: SeLoadDriverPrivilege 2600 winupd.exe Token: SeSystemProfilePrivilege 2600 winupd.exe Token: SeSystemtimePrivilege 2600 winupd.exe Token: SeProfSingleProcessPrivilege 2600 winupd.exe Token: SeIncBasePriorityPrivilege 2600 winupd.exe Token: SeCreatePagefilePrivilege 2600 winupd.exe Token: SeBackupPrivilege 2600 winupd.exe Token: SeRestorePrivilege 2600 winupd.exe Token: SeShutdownPrivilege 2600 winupd.exe Token: SeDebugPrivilege 2600 winupd.exe Token: SeSystemEnvironmentPrivilege 2600 winupd.exe Token: SeChangeNotifyPrivilege 2600 winupd.exe Token: SeRemoteShutdownPrivilege 2600 winupd.exe Token: SeUndockPrivilege 2600 winupd.exe Token: SeManageVolumePrivilege 2600 winupd.exe Token: SeImpersonatePrivilege 2600 winupd.exe Token: SeCreateGlobalPrivilege 2600 winupd.exe Token: 33 2600 winupd.exe Token: 34 2600 winupd.exe Token: 35 2600 winupd.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exeeaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exewinupd.exewinupd.exewinupd.exepid process 2788 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe 2836 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe 2732 winupd.exe 2760 winupd.exe 2600 winupd.exe -
Suspicious use of WriteProcessMemory 44 IoCs
Processes:
eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exeeaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exewinupd.exewinupd.exeipconfig.execmd.exedescription pid process target process PID 2788 wrote to memory of 2836 2788 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe PID 2788 wrote to memory of 2836 2788 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe PID 2788 wrote to memory of 2836 2788 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe PID 2788 wrote to memory of 2836 2788 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe PID 2788 wrote to memory of 2836 2788 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe PID 2788 wrote to memory of 2836 2788 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe PID 2788 wrote to memory of 2836 2788 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe PID 2788 wrote to memory of 2836 2788 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe PID 2788 wrote to memory of 2836 2788 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe PID 2836 wrote to memory of 2732 2836 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe winupd.exe PID 2836 wrote to memory of 2732 2836 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe winupd.exe PID 2836 wrote to memory of 2732 2836 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe winupd.exe PID 2836 wrote to memory of 2732 2836 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe winupd.exe PID 2732 wrote to memory of 2760 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2760 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2760 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2760 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2760 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2760 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2760 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2760 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2760 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2600 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2600 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2600 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2600 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2600 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2600 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2600 2732 winupd.exe winupd.exe PID 2732 wrote to memory of 2600 2732 winupd.exe winupd.exe PID 2760 wrote to memory of 2864 2760 winupd.exe ipconfig.exe PID 2760 wrote to memory of 2864 2760 winupd.exe ipconfig.exe PID 2760 wrote to memory of 2864 2760 winupd.exe ipconfig.exe PID 2760 wrote to memory of 2864 2760 winupd.exe ipconfig.exe PID 2760 wrote to memory of 2864 2760 winupd.exe ipconfig.exe PID 2760 wrote to memory of 2864 2760 winupd.exe ipconfig.exe PID 2864 wrote to memory of 1976 2864 ipconfig.exe cmd.exe PID 2864 wrote to memory of 1976 2864 ipconfig.exe cmd.exe PID 2864 wrote to memory of 1976 2864 ipconfig.exe cmd.exe PID 2864 wrote to memory of 1976 2864 ipconfig.exe cmd.exe PID 1976 wrote to memory of 2868 1976 cmd.exe reg.exe PID 1976 wrote to memory of 2868 1976 cmd.exe reg.exe PID 1976 wrote to memory of 2868 1976 cmd.exe reg.exe PID 1976 wrote to memory of 2868 1976 cmd.exe reg.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe"C:\Users\Admin\AppData\Local\Temp\eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2788 -
C:\Users\Admin\AppData\Local\Temp\eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe"C:\Users\Admin\AppData\Local\Temp\eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2836 -
C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exeC:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe -notray3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2732 -
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:2760 -
C:\Windows\SysWOW64\ipconfig.exe"C:\Windows\system32\ipconfig.exe"5⤵
- System Location Discovery: System Language Discovery
- Gathers network information
- Suspicious use of WriteProcessMemory
PID:2864 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\EAWOUNDN.bat" "6⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1976 -
C:\Windows\SysWOW64\reg.exeREG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v WinUpdate /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe -notray" /f7⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2868
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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:2600
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
151B
MD5cac890d00365d07b9ca89def17cc3a36
SHA16fa99679ede791c16b5d3e6d243a98e8bbdb7eab
SHA2564f98ddee89760080a5c8a93666d2f5c97be52b741265ef4d1ce9aaebf05f12da
SHA512124dc0b18e13425bde43bcbbe2a99005928e398bffcb458d498aac9e754bc5b92b703270667800876c60b0801343f2de8c6b9a1eebafd80bb4f6d5dc295dd9f1
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Filesize
520KB
MD51dd8933b2d432199fb080832cb3e5289
SHA1481d1daa7a1ac11ee21a8e9fc24d66678a40af26
SHA256ad3ac380c680cc8d5c7cf22188cf5b233cd3b56abd31e027c91a6d4fe83f7b78
SHA5123a58eb8c95833b2716212bb7be04857dcd3529b096a6b8f2dd232aa17842b4af209265c6990b3524b2b2739976880033febd6e222c0d4fbeb9d268ce89f790a7