Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
19-09-2024 11:21
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe
Resource
win7-20240903-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe
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Size
134KB
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MD5
eb39a3cd1b1ba521c1afc88cc8adcbaa
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SHA1
6958de247ff038d51b1f41d282e9c015fd4f967b
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SHA256
f0603f5a1cc16b517fc3658ebe988a7e73aed572906c8597b8115f7161aadb84
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SHA512
0e774f81e2052766659bb99bec4520dcff477ffeadae054aacfd0e517e4bf26716555537d95590df8411112b038deec404a7bfa62324a1c6273943a34dc6853e
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SSDEEP
3072:pVz8NPIGuuPwg74pLBD47NFPfK6xjcWf6eBHTBfb82H9:pF83b74px47z96AHTBj82d
Score
8/10
Malware Config
Signatures
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Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2bf41070-b2b1-21d1-b5c1-0305f4055515}\StubPath = "C:\\windows\\svcr.exe" svcr.exe Key created \REGISTRY\MACHINE\sOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2bf41070-b2b1-21d1-b5c1-0305f4055515} svcr.exe -
Deletes itself 1 IoCs
pid Process 2084 svcr.exe -
Executes dropped EXE 1 IoCs
pid Process 2084 svcr.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\system = "C:\\Windows\\svcr.exe" eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\system = "C:\\Windows\\svcr.exe" eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\svcr.exe eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe File created C:\Windows\svcr.exe eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.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 3 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 eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language NOTEPAD.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svcr.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2148 eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe 2084 svcr.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2084 svcr.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2148 wrote to memory of 1872 2148 eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe 30 PID 2148 wrote to memory of 1872 2148 eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe 30 PID 2148 wrote to memory of 1872 2148 eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe 30 PID 2148 wrote to memory of 1872 2148 eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe 30 PID 2148 wrote to memory of 2084 2148 eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe 31 PID 2148 wrote to memory of 2084 2148 eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe 31 PID 2148 wrote to memory of 2084 2148 eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe 31 PID 2148 wrote to memory of 2084 2148 eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe 31 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32 PID 2084 wrote to memory of 1800 2084 svcr.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2148 -
C:\Windows\SysWOW64\NOTEPAD.EXENOTEPAD.EXE2⤵
- System Location Discovery: System Language Discovery
PID:1872
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C:\Windows\svcr.exe"C:\Windows\svcr.exe" "C:\Users\Admin\AppData\Local\Temp\eb39a3cd1b1ba521c1afc88cc8adcbaa_JaffaCakes118.exe"2⤵
- Boot or Logon Autostart Execution: Active Setup
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2084 -
C:\Windows\NOTEPAD.EXENOTEPAD.EXE3⤵PID:1800
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
134KB
MD5eb39a3cd1b1ba521c1afc88cc8adcbaa
SHA16958de247ff038d51b1f41d282e9c015fd4f967b
SHA256f0603f5a1cc16b517fc3658ebe988a7e73aed572906c8597b8115f7161aadb84
SHA5120e774f81e2052766659bb99bec4520dcff477ffeadae054aacfd0e517e4bf26716555537d95590df8411112b038deec404a7bfa62324a1c6273943a34dc6853e