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Analysis
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max time kernel
150s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
17/03/2025, 15:27
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe
Resource
win7-20241010-en
windows7-x64
22 signatures
150 seconds
Behavioral task
behavioral2
Sample
JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe
Resource
win10v2004-20250314-en
windows10-2004-x64
24 signatures
150 seconds
General
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Target
JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe
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Size
2.3MB
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MD5
7e75f4732d9d7455f1e116b04220526d
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SHA1
7bf6573b5c93767e930117a41ecf7628f0b81c55
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SHA256
e3e54bda0e8ce3891c906e1bc447a5859b1d61e2659f0147f652d626869a7450
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SHA512
676f8a42646682d47a5143ede36b9dec5a57974395cb49e2af639e7c6cfd1698b55b9d8ff4109d5f8bd0e3ff97937020a169ae63aedecc6d2218402bb55be074
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SSDEEP
49152:h3SRXv4h1hJIhrWcnO5OrYImMnlsiRnrd:hi6TJcnIKmij
Malware Config
Extracted
Family
darkcomet
Botnet
Guest16
C2
88.123.201.188:1604
Mutex
DC_MUTEX-85T8GMK
Attributes
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InstallPath
MSDCSC\msdcsc.exe
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gencode
nMnHgerhyYUN
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install
true
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offline_keylogger
true
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persistence
false
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reg_key
MicroUpdate
rc4.plain
Signatures
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Darkcomet family
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\msdcsc.exe" WINIP.EXE -
Modifies firewall policy service 3 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile msdcsc.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" msdcsc.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" msdcsc.exe -
Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" msdcsc.exe -
Windows security bypass 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" msdcsc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" msdcsc.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" msdcsc.exe -
Disables Task Manager via registry modification
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Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 2824 attrib.exe 2228 attrib.exe -
Executes dropped EXE 2 IoCs
pid Process 2776 WINIP.EXE 2924 msdcsc.exe -
Loads dropped DLL 4 IoCs
pid Process 108 JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe 108 JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe 2776 WINIP.EXE 2776 WINIP.EXE -
Windows security modification 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" msdcsc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" msdcsc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\msdcsc.exe" WINIP.EXE -
resource yara_rule behavioral1/memory/108-11-0x00000000026A0000-0x0000000002788000-memory.dmp upx behavioral1/memory/2776-12-0x0000000000400000-0x00000000004E8000-memory.dmp upx behavioral1/files/0x0009000000016ccc-10.dat upx behavioral1/memory/2924-31-0x0000000000400000-0x00000000004E8000-memory.dmp upx behavioral1/memory/2776-79-0x0000000000400000-0x00000000004E8000-memory.dmp upx behavioral1/memory/2924-80-0x0000000000400000-0x00000000004E8000-memory.dmp upx behavioral1/memory/2924-82-0x0000000000400000-0x00000000004E8000-memory.dmp upx behavioral1/memory/2924-84-0x0000000000400000-0x00000000004E8000-memory.dmp upx behavioral1/memory/2924-86-0x0000000000400000-0x00000000004E8000-memory.dmp upx behavioral1/memory/2924-92-0x0000000000400000-0x00000000004E8000-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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WINIP.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2924 msdcsc.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2776 WINIP.EXE Token: SeSecurityPrivilege 2776 WINIP.EXE Token: SeTakeOwnershipPrivilege 2776 WINIP.EXE Token: SeLoadDriverPrivilege 2776 WINIP.EXE Token: SeSystemProfilePrivilege 2776 WINIP.EXE Token: SeSystemtimePrivilege 2776 WINIP.EXE Token: SeProfSingleProcessPrivilege 2776 WINIP.EXE Token: SeIncBasePriorityPrivilege 2776 WINIP.EXE Token: SeCreatePagefilePrivilege 2776 WINIP.EXE Token: SeBackupPrivilege 2776 WINIP.EXE Token: SeRestorePrivilege 2776 WINIP.EXE Token: SeShutdownPrivilege 2776 WINIP.EXE Token: SeDebugPrivilege 2776 WINIP.EXE Token: SeSystemEnvironmentPrivilege 2776 WINIP.EXE Token: SeChangeNotifyPrivilege 2776 WINIP.EXE Token: SeRemoteShutdownPrivilege 2776 WINIP.EXE Token: SeUndockPrivilege 2776 WINIP.EXE Token: SeManageVolumePrivilege 2776 WINIP.EXE Token: SeImpersonatePrivilege 2776 WINIP.EXE Token: SeCreateGlobalPrivilege 2776 WINIP.EXE Token: 33 2776 WINIP.EXE Token: 34 2776 WINIP.EXE Token: 35 2776 WINIP.EXE Token: SeIncreaseQuotaPrivilege 2924 msdcsc.exe Token: SeSecurityPrivilege 2924 msdcsc.exe Token: SeTakeOwnershipPrivilege 2924 msdcsc.exe Token: SeLoadDriverPrivilege 2924 msdcsc.exe Token: SeSystemProfilePrivilege 2924 msdcsc.exe Token: SeSystemtimePrivilege 2924 msdcsc.exe Token: SeProfSingleProcessPrivilege 2924 msdcsc.exe Token: SeIncBasePriorityPrivilege 2924 msdcsc.exe Token: SeCreatePagefilePrivilege 2924 msdcsc.exe Token: SeBackupPrivilege 2924 msdcsc.exe Token: SeRestorePrivilege 2924 msdcsc.exe Token: SeShutdownPrivilege 2924 msdcsc.exe Token: SeDebugPrivilege 2924 msdcsc.exe Token: SeSystemEnvironmentPrivilege 2924 msdcsc.exe Token: SeChangeNotifyPrivilege 2924 msdcsc.exe Token: SeRemoteShutdownPrivilege 2924 msdcsc.exe Token: SeUndockPrivilege 2924 msdcsc.exe Token: SeManageVolumePrivilege 2924 msdcsc.exe Token: SeImpersonatePrivilege 2924 msdcsc.exe Token: SeCreateGlobalPrivilege 2924 msdcsc.exe Token: 33 2924 msdcsc.exe Token: 34 2924 msdcsc.exe Token: 35 2924 msdcsc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2924 msdcsc.exe -
Suspicious use of WriteProcessMemory 59 IoCs
description pid Process procid_target PID 108 wrote to memory of 2524 108 JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe 29 PID 108 wrote to memory of 2524 108 JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe 29 PID 108 wrote to memory of 2524 108 JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe 29 PID 108 wrote to memory of 2524 108 JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe 29 PID 108 wrote to memory of 2776 108 JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe 30 PID 108 wrote to memory of 2776 108 JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe 30 PID 108 wrote to memory of 2776 108 JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe 30 PID 108 wrote to memory of 2776 108 JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe 30 PID 2776 wrote to memory of 2912 2776 WINIP.EXE 31 PID 2776 wrote to memory of 2912 2776 WINIP.EXE 31 PID 2776 wrote to memory of 2912 2776 WINIP.EXE 31 PID 2776 wrote to memory of 2912 2776 WINIP.EXE 31 PID 2776 wrote to memory of 2948 2776 WINIP.EXE 32 PID 2776 wrote to memory of 2948 2776 WINIP.EXE 32 PID 2776 wrote to memory of 2948 2776 WINIP.EXE 32 PID 2776 wrote to memory of 2948 2776 WINIP.EXE 32 PID 2912 wrote to memory of 2824 2912 cmd.exe 35 PID 2912 wrote to memory of 2824 2912 cmd.exe 35 PID 2912 wrote to memory of 2824 2912 cmd.exe 35 PID 2912 wrote to memory of 2824 2912 cmd.exe 35 PID 2948 wrote to memory of 2228 2948 cmd.exe 36 PID 2948 wrote to memory of 2228 2948 cmd.exe 36 PID 2948 wrote to memory of 2228 2948 cmd.exe 36 PID 2948 wrote to memory of 2228 2948 cmd.exe 36 PID 2776 wrote to memory of 2924 2776 WINIP.EXE 37 PID 2776 wrote to memory of 2924 2776 WINIP.EXE 37 PID 2776 wrote to memory of 2924 2776 WINIP.EXE 37 PID 2776 wrote to memory of 2924 2776 WINIP.EXE 37 PID 2924 wrote to memory of 2692 2924 msdcsc.exe 38 PID 2924 wrote to memory of 2692 2924 msdcsc.exe 38 PID 2924 wrote to memory of 2692 2924 msdcsc.exe 38 PID 2924 wrote to memory of 2692 2924 msdcsc.exe 38 PID 2924 wrote to memory of 2700 2924 msdcsc.exe 39 PID 2924 wrote to memory of 2700 2924 msdcsc.exe 39 PID 2924 wrote to memory of 2700 2924 msdcsc.exe 39 PID 2924 wrote to memory of 2700 2924 msdcsc.exe 39 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 PID 2924 wrote to memory of 2708 2924 msdcsc.exe 40 -
System policy modification 1 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion msdcsc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern msdcsc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1" msdcsc.exe -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 2824 attrib.exe 2228 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7e75f4732d9d7455f1e116b04220526d.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:108 -
C:\Program Files\Java\jre7\bin\javaw.exe"C:\Program Files\Java\jre7\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Local\Temp\DYNMAP.JAR"2⤵PID:2524
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C:\Users\Admin\AppData\Local\Temp\WINIP.EXE"C:\Users\Admin\AppData\Local\Temp\WINIP.EXE"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2776 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\WINIP.EXE" +s +h3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2912 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\WINIP.EXE" +s +h4⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2824
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2948 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h4⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2228
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C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\msdcsc.exe"C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\msdcsc.exe"3⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Executes dropped EXE
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2924 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"4⤵PID:2692
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C:\Windows\explorer.exe"C:\Windows\explorer.exe"4⤵PID:2700
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C:\Windows\SysWOW64\notepad.exenotepad4⤵
- System Location Discovery: System Language Discovery
PID:2708
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
2Modify Registry
7Replay Monitor
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Downloads
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Filesize
1.7MB
MD5a119bdf3a3e7805fe97e6769a8addd05
SHA129dc06131755ce0cd0122254e5fd5be8daf5eee3
SHA256859454a55dddde2ffa04510b5200de373ec2d2ccda906147210ca01c3f639aa0
SHA512fe108069955440677aea25b71c2d90c919868c9d71d5f41a4f088f42637c48bd3499508149cb619afe4ed000abd3168cabc4c81f6c641d66d032b98b9d627a3b
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Filesize
349KB
MD545d8c4a1c8e611437a21ecc7ab468e43
SHA148666e73a251bec852352d12086656831ddf356a
SHA2563be8ec54d658becd202f4cb083ba7bb8c5c2251c8fecf8578eaea6499a382361
SHA5129cecdcdd70df6accc391cc5ff611feeaa130f1345cb9356fb3e7dcd57198b41bb71ef1b882b1f22b18b55093e747de0ee319129844ee52f0db96d3046263f7cc