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
15-01-2025 11:58
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe
Resource
win7-20241010-en
windows7-x64
16 signatures
150 seconds
Behavioral task
behavioral2
Sample
JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
2 signatures
150 seconds
General
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Target
JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe
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Size
111KB
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MD5
5647a45e774d9eafeaaf749968fec1b7
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SHA1
4d52dd667dae2b8565f57e74f3ea96430c60540b
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SHA256
1510483eb3560680f2a9aa495e4a722c759f9d73b84998bf6742404129f949dc
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SHA512
7847ef114df095f7ff0f291a543cca702039e2a517771061cba83ef8ae46142f53f6d38f08f68a37fd872c3b9902b1992ede35f8120d5a3c7d781a888b818355
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SSDEEP
3072:Gkd4qz8G2C8VKMlEiPqOix4J2vNbGfvGnd3gW5ZM4/umc:H4G2tVbb0NdndPZMTmc
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "userinit.exe,C:\\Users\\Admin\\AppData\\Local\\uyqtiuov\\dfigsuxi.exe" svchost.exe -
Ramnit family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" svchost.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion svchost.exe -
Drops startup file 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dfigsuxi.exe svchost.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dfigsuxi.exe svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2356 ukgbxwasaeqrgrrm.exe -
Impair Defenses: Safe Mode Boot 1 TTPs 3 IoCs
description ioc Process Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\WinDefend svchost.exe Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\ProfSvc svchost.exe Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\Power svchost.exe -
Loads dropped DLL 4 IoCs
pid Process 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.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\DfiGsuxi = "C:\\Users\\Admin\\AppData\\Local\\uyqtiuov\\dfigsuxi.exe" svchost.exe -
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 4 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 svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ukgbxwasaeqrgrrm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe 2664 svchost.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 464 Process not Found -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeSecurityPrivilege 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe Token: SeDebugPrivilege 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe Token: SeSecurityPrivilege 2760 svchost.exe Token: SeSecurityPrivilege 2664 svchost.exe Token: SeDebugPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeSecurityPrivilege 2356 ukgbxwasaeqrgrrm.exe Token: SeLoadDriverPrivilege 2356 ukgbxwasaeqrgrrm.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe Token: SeBackupPrivilege 2664 svchost.exe Token: SeRestorePrivilege 2664 svchost.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 2868 wrote to memory of 2760 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 30 PID 2868 wrote to memory of 2760 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 30 PID 2868 wrote to memory of 2760 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 30 PID 2868 wrote to memory of 2760 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 30 PID 2868 wrote to memory of 2760 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 30 PID 2868 wrote to memory of 2760 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 30 PID 2868 wrote to memory of 2760 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 30 PID 2868 wrote to memory of 2760 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 30 PID 2868 wrote to memory of 2760 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 30 PID 2868 wrote to memory of 2760 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 30 PID 2868 wrote to memory of 2664 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 31 PID 2868 wrote to memory of 2664 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 31 PID 2868 wrote to memory of 2664 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 31 PID 2868 wrote to memory of 2664 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 31 PID 2868 wrote to memory of 2664 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 31 PID 2868 wrote to memory of 2664 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 31 PID 2868 wrote to memory of 2664 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 31 PID 2868 wrote to memory of 2664 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 31 PID 2868 wrote to memory of 2664 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 31 PID 2868 wrote to memory of 2664 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 31 PID 2868 wrote to memory of 2356 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 32 PID 2868 wrote to memory of 2356 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 32 PID 2868 wrote to memory of 2356 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 32 PID 2868 wrote to memory of 2356 2868 JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5647a45e774d9eafeaaf749968fec1b7.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2868 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2760
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe2⤵
- Modifies WinLogon for persistence
- UAC bypass
- Checks BIOS information in registry
- Drops startup file
- Impair Defenses: Safe Mode Boot
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2664
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C:\Users\Admin\AppData\Local\Temp\ukgbxwasaeqrgrrm.exe"C:\Users\Admin\AppData\Local\Temp\ukgbxwasaeqrgrrm.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2356
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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
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
2Disable or Modify Tools
1Safe Mode Boot
1Modify Registry
3Replay Monitor
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Downloads
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Filesize
111KB
MD55647a45e774d9eafeaaf749968fec1b7
SHA14d52dd667dae2b8565f57e74f3ea96430c60540b
SHA2561510483eb3560680f2a9aa495e4a722c759f9d73b84998bf6742404129f949dc
SHA5127847ef114df095f7ff0f291a543cca702039e2a517771061cba83ef8ae46142f53f6d38f08f68a37fd872c3b9902b1992ede35f8120d5a3c7d781a888b818355