Analysis
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max time kernel
150s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
10-11-2024 21:03
Static task
static1
Behavioral task
behavioral1
Sample
2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe
Resource
win7-20240708-en
General
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Target
2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe
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Size
520KB
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MD5
755bbf8807489fbac8d8438e55e26907
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SHA1
67b24ce8a8644a0524065032801a5a535f0a82a8
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SHA256
2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5
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SHA512
4092637525939fdf5e8c4f567f5ea33f5104de3b7bec18a60ca0aad24513a7d27aa52bdebc64e9afd3aeff16ce94fa2ebc497ac4ac66442ba1b13538c0a213f8
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SSDEEP
6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMbb:f9fC3hh29Ya77A90aFtDfT5IMbb
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 2380 winupd.exe 2744 winupd.exe 2756 winupd.exe -
Loads dropped DLL 4 IoCs
Processes:
2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exewinupd.exepid process 2156 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe 2156 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe 2380 winupd.exe 2380 winupd.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\WinUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\winupd.exe -notray" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exewinupd.exedescription pid process target process PID 2184 set thread context of 2156 2184 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe PID 2380 set thread context of 2744 2380 winupd.exe winupd.exe PID 2380 set thread context of 2756 2380 winupd.exe winupd.exe -
Processes:
resource yara_rule behavioral1/memory/2756-63-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-62-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-58-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-54-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-52-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-75-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-74-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-73-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-76-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-78-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-77-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-83-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-84-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-85-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-86-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-87-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-88-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-89-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-90-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-91-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-92-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-93-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-94-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-95-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-96-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-97-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2756-98-0x0000000000400000-0x00000000004B7000-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.exe2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.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 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe -
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
Processes:
ipconfig.exepid process 2968 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 2756 winupd.exe Token: SeSecurityPrivilege 2756 winupd.exe Token: SeTakeOwnershipPrivilege 2756 winupd.exe Token: SeLoadDriverPrivilege 2756 winupd.exe Token: SeSystemProfilePrivilege 2756 winupd.exe Token: SeSystemtimePrivilege 2756 winupd.exe Token: SeProfSingleProcessPrivilege 2756 winupd.exe Token: SeIncBasePriorityPrivilege 2756 winupd.exe Token: SeCreatePagefilePrivilege 2756 winupd.exe Token: SeBackupPrivilege 2756 winupd.exe Token: SeRestorePrivilege 2756 winupd.exe Token: SeShutdownPrivilege 2756 winupd.exe Token: SeDebugPrivilege 2756 winupd.exe Token: SeSystemEnvironmentPrivilege 2756 winupd.exe Token: SeChangeNotifyPrivilege 2756 winupd.exe Token: SeRemoteShutdownPrivilege 2756 winupd.exe Token: SeUndockPrivilege 2756 winupd.exe Token: SeManageVolumePrivilege 2756 winupd.exe Token: SeImpersonatePrivilege 2756 winupd.exe Token: SeCreateGlobalPrivilege 2756 winupd.exe Token: 33 2756 winupd.exe Token: 34 2756 winupd.exe Token: 35 2756 winupd.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exewinupd.exewinupd.exewinupd.exepid process 2184 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe 2156 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe 2380 winupd.exe 2744 winupd.exe 2756 winupd.exe -
Suspicious use of WriteProcessMemory 44 IoCs
Processes:
2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exewinupd.exewinupd.exeipconfig.execmd.exedescription pid process target process PID 2184 wrote to memory of 2156 2184 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe PID 2184 wrote to memory of 2156 2184 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe PID 2184 wrote to memory of 2156 2184 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe PID 2184 wrote to memory of 2156 2184 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe PID 2184 wrote to memory of 2156 2184 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe PID 2184 wrote to memory of 2156 2184 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe PID 2184 wrote to memory of 2156 2184 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe PID 2184 wrote to memory of 2156 2184 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe PID 2184 wrote to memory of 2156 2184 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe PID 2156 wrote to memory of 2380 2156 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe winupd.exe PID 2156 wrote to memory of 2380 2156 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe winupd.exe PID 2156 wrote to memory of 2380 2156 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe winupd.exe PID 2156 wrote to memory of 2380 2156 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe winupd.exe PID 2380 wrote to memory of 2744 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2744 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2744 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2744 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2744 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2744 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2744 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2744 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2744 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2756 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2756 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2756 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2756 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2756 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2756 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2756 2380 winupd.exe winupd.exe PID 2380 wrote to memory of 2756 2380 winupd.exe winupd.exe PID 2744 wrote to memory of 2968 2744 winupd.exe ipconfig.exe PID 2744 wrote to memory of 2968 2744 winupd.exe ipconfig.exe PID 2744 wrote to memory of 2968 2744 winupd.exe ipconfig.exe PID 2744 wrote to memory of 2968 2744 winupd.exe ipconfig.exe PID 2744 wrote to memory of 2968 2744 winupd.exe ipconfig.exe PID 2744 wrote to memory of 2968 2744 winupd.exe ipconfig.exe PID 2968 wrote to memory of 2928 2968 ipconfig.exe cmd.exe PID 2968 wrote to memory of 2928 2968 ipconfig.exe cmd.exe PID 2968 wrote to memory of 2928 2968 ipconfig.exe cmd.exe PID 2968 wrote to memory of 2928 2968 ipconfig.exe cmd.exe PID 2928 wrote to memory of 1028 2928 cmd.exe reg.exe PID 2928 wrote to memory of 1028 2928 cmd.exe reg.exe PID 2928 wrote to memory of 1028 2928 cmd.exe reg.exe PID 2928 wrote to memory of 1028 2928 cmd.exe reg.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe"C:\Users\Admin\AppData\Local\Temp\2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2184 -
C:\Users\Admin\AppData\Local\Temp\2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe"C:\Users\Admin\AppData\Local\Temp\2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2156 -
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:2380 -
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:2744 -
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:2968 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\RUKDCJSI.bat" "6⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2928 -
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:1028
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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:2756
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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
MD52e1bc8e30ee075ad2b9bdf944903dca0
SHA1b0c8ba223b0794990a5619c0fd47c874ec0fb283
SHA2562589359a3f401452f29a4f6e61ed8fd4f3c6d051a57fe0ca44b4b446c27886ef
SHA51204182ec9c08bc0b514e618e508a076bb65a8f645c7bdf70d9d2507ce8f5e78d09dc91efceb210ac61071057a224f0f242a447168dc880b74743d9f15a4c0558f