Analysis
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max time kernel
149s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27-11-2024 09:08
Static task
static1
Behavioral task
behavioral1
Sample
a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe
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Size
690KB
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MD5
a70d7083f7c78d14bcfab1ba8d3a61bc
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SHA1
2e2affc3dd9150e8f982ba5f257fcac21df99510
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SHA256
75fbe73bb77ba570054ef65d449d4159001e1f9c3374c8ce9dd79654e5819b05
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SHA512
fe100f75c2716f6e1304413242b2c751d6acb6dc3df406c948a7a22fdf2434ef2bde579666338f5277b5433c2569c1ee46efb68a59a7a555cb370abdf03d52ff
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SSDEEP
12288:LkHcpSHY7VSrfT2/czO3HPGMxwcMTdBZjhEWNQIRuPUJhqfGYx8v4l2:o8uYxSrDzwvt2cqdLhDNQiXJ+GE8
Malware Config
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:\\Users\\Admin\\AppData\\Roaming\\IExplorer\\ielowutil.exe" a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate ielowutil.exe -
Executes dropped EXE 2 IoCs
pid Process 2620 ielowutil.exe 2632 ielowutil.exe -
Loads dropped DLL 2 IoCs
pid Process 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\ielowutil.exe = "C:\\Users\\Admin\\AppData\\Roaming\\IExplorer\\ielowutil.exe" a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\ielowutil.exe = "C:\\Users\\Admin\\AppData\\Roaming\\IExplorer\\ielowutil.exe" notepad.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2420 set thread context of 1752 2420 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 31 PID 2620 set thread context of 2632 2620 ielowutil.exe 35 -
resource yara_rule behavioral1/memory/1752-3-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral1/memory/1752-1-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral1/memory/1752-4-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral1/memory/1752-5-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral1/memory/1752-6-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral1/memory/2632-50-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral1/memory/2632-51-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral1/memory/2632-49-0x0000000013140000-0x00000000131FC000-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 6 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 ielowutil.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ielowutil.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe -
Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ielowutil.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier ielowutil.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier ielowutil.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 ielowutil.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier ielowutil.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeSecurityPrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeLoadDriverPrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeSystemProfilePrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeSystemtimePrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeBackupPrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeRestorePrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeShutdownPrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeDebugPrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeUndockPrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeManageVolumePrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeImpersonatePrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: 33 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: 34 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: 35 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2632 ielowutil.exe Token: SeSecurityPrivilege 2632 ielowutil.exe Token: SeTakeOwnershipPrivilege 2632 ielowutil.exe Token: SeLoadDriverPrivilege 2632 ielowutil.exe Token: SeSystemProfilePrivilege 2632 ielowutil.exe Token: SeSystemtimePrivilege 2632 ielowutil.exe Token: SeProfSingleProcessPrivilege 2632 ielowutil.exe Token: SeIncBasePriorityPrivilege 2632 ielowutil.exe Token: SeCreatePagefilePrivilege 2632 ielowutil.exe Token: SeBackupPrivilege 2632 ielowutil.exe Token: SeRestorePrivilege 2632 ielowutil.exe Token: SeShutdownPrivilege 2632 ielowutil.exe Token: SeDebugPrivilege 2632 ielowutil.exe Token: SeSystemEnvironmentPrivilege 2632 ielowutil.exe Token: SeChangeNotifyPrivilege 2632 ielowutil.exe Token: SeRemoteShutdownPrivilege 2632 ielowutil.exe Token: SeUndockPrivilege 2632 ielowutil.exe Token: SeManageVolumePrivilege 2632 ielowutil.exe Token: SeImpersonatePrivilege 2632 ielowutil.exe Token: SeCreateGlobalPrivilege 2632 ielowutil.exe Token: 33 2632 ielowutil.exe Token: 34 2632 ielowutil.exe Token: 35 2632 ielowutil.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2632 ielowutil.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2420 wrote to memory of 1752 2420 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 31 PID 2420 wrote to memory of 1752 2420 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 31 PID 2420 wrote to memory of 1752 2420 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 31 PID 2420 wrote to memory of 1752 2420 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 31 PID 2420 wrote to memory of 1752 2420 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 31 PID 2420 wrote to memory of 1752 2420 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 31 PID 2420 wrote to memory of 1752 2420 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 31 PID 2420 wrote to memory of 1752 2420 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 31 PID 2420 wrote to memory of 1752 2420 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 31 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2228 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 32 PID 1752 wrote to memory of 2868 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 33 PID 1752 wrote to memory of 2868 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 33 PID 1752 wrote to memory of 2868 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 33 PID 1752 wrote to memory of 2868 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 33 PID 1752 wrote to memory of 2620 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 34 PID 1752 wrote to memory of 2620 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 34 PID 1752 wrote to memory of 2620 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 34 PID 1752 wrote to memory of 2620 1752 a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe 34 PID 2620 wrote to memory of 2632 2620 ielowutil.exe 35 PID 2620 wrote to memory of 2632 2620 ielowutil.exe 35 PID 2620 wrote to memory of 2632 2620 ielowutil.exe 35 PID 2620 wrote to memory of 2632 2620 ielowutil.exe 35 PID 2620 wrote to memory of 2632 2620 ielowutil.exe 35 PID 2620 wrote to memory of 2632 2620 ielowutil.exe 35 PID 2620 wrote to memory of 2632 2620 ielowutil.exe 35 PID 2620 wrote to memory of 2632 2620 ielowutil.exe 35 PID 2620 wrote to memory of 2632 2620 ielowutil.exe 35 PID 2632 wrote to memory of 2660 2632 ielowutil.exe 36 PID 2632 wrote to memory of 2660 2632 ielowutil.exe 36 PID 2632 wrote to memory of 2660 2632 ielowutil.exe 36 PID 2632 wrote to memory of 2660 2632 ielowutil.exe 36 PID 2632 wrote to memory of 3060 2632 ielowutil.exe 37 PID 2632 wrote to memory of 3060 2632 ielowutil.exe 37 PID 2632 wrote to memory of 3060 2632 ielowutil.exe 37 PID 2632 wrote to memory of 3060 2632 ielowutil.exe 37 PID 2632 wrote to memory of 3060 2632 ielowutil.exe 37 PID 2632 wrote to memory of 3060 2632 ielowutil.exe 37 PID 2632 wrote to memory of 3060 2632 ielowutil.exe 37 PID 2632 wrote to memory of 3060 2632 ielowutil.exe 37 PID 2632 wrote to memory of 3060 2632 ielowutil.exe 37 PID 2632 wrote to memory of 3060 2632 ielowutil.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420 -
C:\Users\Admin\AppData\Local\Temp\a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a70d7083f7c78d14bcfab1ba8d3a61bc_JaffaCakes118.exe"2⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1752 -
C:\Windows\SysWOW64\notepad.exenotepad3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2228
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"3⤵PID:2868
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C:\Users\Admin\AppData\Roaming\IExplorer\ielowutil.exe"C:\Users\Admin\AppData\Roaming\IExplorer\ielowutil.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2620 -
C:\Users\Admin\AppData\Roaming\IExplorer\ielowutil.exe"C:\Users\Admin\AppData\Roaming\IExplorer\ielowutil.exe"4⤵
- Checks BIOS information in registry
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2632 -
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"5⤵PID:2660
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C:\Windows\SysWOW64\notepad.exeC:\Windows\SysWOW64\notepad.exe5⤵
- System Location Discovery: System Language Discovery
PID:3060
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
690KB
MD5a70d7083f7c78d14bcfab1ba8d3a61bc
SHA12e2affc3dd9150e8f982ba5f257fcac21df99510
SHA25675fbe73bb77ba570054ef65d449d4159001e1f9c3374c8ce9dd79654e5819b05
SHA512fe100f75c2716f6e1304413242b2c751d6acb6dc3df406c948a7a22fdf2434ef2bde579666338f5277b5433c2569c1ee46efb68a59a7a555cb370abdf03d52ff