Analysis
- max time kernel
146s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
24/06/2024, 19:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
0a82c8e31aea5d6be9f755b46e6f0a38_JaffaCakes118.exe
Resource
win7-20240508-en
windows7-x64
15 signatures
150 seconds
Behavioral task
behavioral2
Sample
0a82c8e31aea5d6be9f755b46e6f0a38_JaffaCakes118.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
16 signatures
150 seconds
General
- Target 0a82c8e31aea5d6be9f755b46e6f0a38_JaffaCakes118.exe
- Size 940KB
- Sample240624-yjllnsshml
- SHA256 06792bec19242aa3e315fd3210d5423f27afa295faa748a99dd1515999e3fb77
- MD5 0a82c8e31aea5d6be9f755b46e6f0a38
- SHA1 dd2cfd89d8bb69222d4781882c1eb283c9a9e9ac
- SHA512 e4c28fff388b68d22a675735c4cb1ca18a3a3f0b8cdfac482fcbcc41389b2fb429cc572a1fc2a12f3db7fbea4e8af3435e6721af274f806e38be8c86cafbc902
- SSDEEP 12288:nMYIWfFq6mgOmJbJPTLUfkF1w8fbN3+J86FMSaJ/q3NSo76ZBvu6Yoa/TBiFrO+M:nX3CkF1w8T1+J86F/uq3Mo6ZYoatEx
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- 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:\\Windupdt\\winupdate.exe" Runescape Staking guide.scr - Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" explorer.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" explorer.exe - Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" explorer.exe - Disables Task Manager via registry modification
- 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 Runescape Staking guide.scr Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation 0a82c8e31aea5d6be9f755b46e6f0a38_JaffaCakes118.exe - Executes dropped EXE 1 IoCs
pid Process 4400 Runescape Staking guide.scr - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" notepad.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" Runescape Staking guide.scr - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4400 set thread context of 324 4400 Runescape Staking guide.scr 83 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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\VendorIdentifier explorer.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 Runescape Staking guide.scr Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Runescape Staking guide.scr Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier Runescape Staking guide.scr Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier Runescape Staking guide.scr Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier explorer.exe - Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier Runescape Staking guide.scr Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe - Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 4400 Runescape Staking guide.scr Token: SeSecurityPrivilege 4400 Runescape Staking guide.scr Token: SeTakeOwnershipPrivilege 4400 Runescape Staking guide.scr Token: SeLoadDriverPrivilege 4400 Runescape Staking guide.scr Token: SeSystemProfilePrivilege 4400 Runescape Staking guide.scr Token: SeSystemtimePrivilege 4400 Runescape Staking guide.scr Token: SeProfSingleProcessPrivilege 4400 Runescape Staking guide.scr Token: SeIncBasePriorityPrivilege 4400 Runescape Staking guide.scr Token: SeCreatePagefilePrivilege 4400 Runescape Staking guide.scr Token: SeBackupPrivilege 4400 Runescape Staking guide.scr Token: SeRestorePrivilege 4400 Runescape Staking guide.scr Token: SeShutdownPrivilege 4400 Runescape Staking guide.scr Token: SeDebugPrivilege 4400 Runescape Staking guide.scr Token: SeSystemEnvironmentPrivilege 4400 Runescape Staking guide.scr Token: SeChangeNotifyPrivilege 4400 Runescape Staking guide.scr Token: SeRemoteShutdownPrivilege 4400 Runescape Staking guide.scr Token: SeUndockPrivilege 4400 Runescape Staking guide.scr Token: SeManageVolumePrivilege 4400 Runescape Staking guide.scr Token: SeImpersonatePrivilege 4400 Runescape Staking guide.scr Token: SeCreateGlobalPrivilege 4400 Runescape Staking guide.scr Token: 33 4400 Runescape Staking guide.scr Token: 34 4400 Runescape Staking guide.scr Token: 35 4400 Runescape Staking guide.scr Token: 36 4400 Runescape Staking guide.scr Token: SeIncreaseQuotaPrivilege 324 explorer.exe Token: SeSecurityPrivilege 324 explorer.exe Token: SeTakeOwnershipPrivilege 324 explorer.exe Token: SeLoadDriverPrivilege 324 explorer.exe Token: SeSystemProfilePrivilege 324 explorer.exe Token: SeSystemtimePrivilege 324 explorer.exe Token: SeProfSingleProcessPrivilege 324 explorer.exe Token: SeIncBasePriorityPrivilege 324 explorer.exe Token: SeCreatePagefilePrivilege 324 explorer.exe Token: SeBackupPrivilege 324 explorer.exe Token: SeRestorePrivilege 324 explorer.exe Token: SeShutdownPrivilege 324 explorer.exe Token: SeDebugPrivilege 324 explorer.exe Token: SeSystemEnvironmentPrivilege 324 explorer.exe Token: SeChangeNotifyPrivilege 324 explorer.exe Token: SeRemoteShutdownPrivilege 324 explorer.exe Token: SeUndockPrivilege 324 explorer.exe Token: SeManageVolumePrivilege 324 explorer.exe Token: SeImpersonatePrivilege 324 explorer.exe Token: SeCreateGlobalPrivilege 324 explorer.exe Token: 33 324 explorer.exe Token: 34 324 explorer.exe Token: 35 324 explorer.exe Token: 36 324 explorer.exe - Suspicious use of WriteProcessMemory 31 IoCs
description pid Process procid_target PID 3272 wrote to memory of 4400 3272 0a82c8e31aea5d6be9f755b46e6f0a38_JaffaCakes118.exe 81 PID 3272 wrote to memory of 4400 3272 0a82c8e31aea5d6be9f755b46e6f0a38_JaffaCakes118.exe 81 PID 3272 wrote to memory of 4400 3272 0a82c8e31aea5d6be9f755b46e6f0a38_JaffaCakes118.exe 81 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 3240 4400 Runescape Staking guide.scr 82 PID 4400 wrote to memory of 324 4400 Runescape Staking guide.scr 83 PID 4400 wrote to memory of 324 4400 Runescape Staking guide.scr 83 PID 4400 wrote to memory of 324 4400 Runescape Staking guide.scr 83 PID 4400 wrote to memory of 324 4400 Runescape Staking guide.scr 83 PID 4400 wrote to memory of 324 4400 Runescape Staking guide.scr 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\0a82c8e31aea5d6be9f755b46e6f0a38_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\0a82c8e31aea5d6be9f755b46e6f0a38_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3272 -
C:\Users\Admin\AppData\Local\Temp\Runescape Staking guide.scr"C:\Users\Admin\AppData\Local\Temp\Runescape Staking guide.scr" /S2⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4400 -
C:\Windows\SysWOW64\notepad.exenotepad3⤵
- Adds Run key to start application
PID:3240
-
-
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"3⤵
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Checks BIOS information in registry
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:324
-
-
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
1Windows Service
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\Runescape Staking guide.scr
- Size 691KB
- SHA256 d6790b52dcbee09b3571d7cbd08ad0f62cad8fec97c686c0e2d4e00c98eac06c
- MD5 87bc2f05f4ff05bd0fb6f6ed45cd635e
- SHA1 6fdffdaa44146b2fc0c6fa03f9fb2a46e8921ff2
- SHA512 67a223af0cf57d93d28cd0ea054b185e48cca983940e0fbba1d1d88a1ab6090baa7e433d9f6679aade132f66365393289e70cc3f913d63e53e6e21f4a588fcc6
- SSDEEP 12288:29AFlAd0Z+89cxTGzO4AucTD8QP2lmFSrVs9LqnK5:MAQ6Zx9cxTmOrucTIEFSpOG
- MD5 SHA1 SHA512 SSDEEP