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Analysis
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max time kernel
149s -
max time network
144s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
21/08/2024, 14:46
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe
Resource
win7-20240729-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe
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Size
176KB
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MD5
b3e3c1c528f9bdcb2e731d48ab9d4e42
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SHA1
dad2ee44dbff90cda1ece13f7e9013cdc02009af
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SHA256
32dabbee61d55c2608cc5e534a113c22a0ac23f90dc44f7b0c124f6a281179a9
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SHA512
95ee071766bca6bffdb015cb2654682115ed53867b26528f0f08466cc9ac2805136a28f61e03d0961408ccbfecb927ac838d50b24d2dbe598e801b099c56f40e
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SSDEEP
3072:CtaGK/fObT/bGiS3LOClnkZQxlrUax81zX1faK0U9C00hKex9nQ3b7a5VpIC+RZW:Ct1K/fObT/bGiELOSnkZQxlrUax8NX1Y
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" rekac.exe -
Executes dropped EXE 1 IoCs
pid Process 2664 rekac.exe -
Loads dropped DLL 2 IoCs
pid Process 2400 b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe 2400 b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /l" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /J" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /h" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /I" b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /G" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /n" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /v" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /A" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /Z" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /Q" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /k" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /x" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /N" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /L" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /W" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /j" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /s" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /o" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /t" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /b" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /f" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /I" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /U" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /X" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /K" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /O" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /E" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /D" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /c" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /C" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /V" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /S" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /z" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /u" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /g" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /e" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /H" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /M" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /r" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /d" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /a" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /B" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /p" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /R" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /q" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /F" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /P" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /i" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /m" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /y" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /w" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /T" rekac.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\rekac = "C:\\Users\\Admin\\rekac.exe /Y" rekac.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 2 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 b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rekac.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2400 b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe 2664 rekac.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2400 b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe 2664 rekac.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2400 wrote to memory of 2664 2400 b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe 30 PID 2400 wrote to memory of 2664 2400 b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe 30 PID 2400 wrote to memory of 2664 2400 b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe 30 PID 2400 wrote to memory of 2664 2400 b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b3e3c1c528f9bdcb2e731d48ab9d4e42_JaffaCakes118.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2400 -
C:\Users\Admin\rekac.exe"C:\Users\Admin\rekac.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2664
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
176KB
MD51673fb8d3a9d8701cccae426568b8959
SHA1b32ffbc2152f05ac0c41e391c890ab3349bf11ca
SHA256cdd0249041a5e02401dd549afa9e5e385dfacfea42fdae82b903f6845fe74f54
SHA5123d6af8fb573ae33dcecd0e63dd7a6c50b33f7ae0f2f22381ca29aaa5664270ce7ba5e462276f53eace95fabcd2714556ce4f1ad0073bc55dc462fa082e4537c1