Analysis
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max time kernel
150s -
max time network
105s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09/10/2024, 10:46
Static task
static1
Behavioral task
behavioral1
Sample
2fbd2b072bcfa89da7287da68acefb26_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2fbd2b072bcfa89da7287da68acefb26_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
2fbd2b072bcfa89da7287da68acefb26_JaffaCakes118.exe
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Size
158KB
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MD5
2fbd2b072bcfa89da7287da68acefb26
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SHA1
406e8dfed9d5c6588e1ef63db9678b76911bf963
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SHA256
7c84c1e4539ac87dabfaaed7007d404461aed8803bad64cf864341e20cce921a
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SHA512
aa08a4da9454feb37384a81983f392fb0ba09392f3ca3f6d593d0bbde122b30f5254cd82d318b52abd9ab24ab04f8e63d60f737efd3ca8d5890d6a1ce5f42ba3
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SSDEEP
3072:WWNiRyIIvgiw0xdsJ61CyAqXR7OeSM5ZrXSxNl2sPNQWZ8g4gWMdFEEx/gQT2:WPIYTmiqXgeXZUkDWpWMdFXxJ2
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2804 Iwokua.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\GAGEZ8R8ZB = "C:\\Windows\\Iwokua.exe" Iwokua.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job 2fbd2b072bcfa89da7287da68acefb26_JaffaCakes118.exe File opened for modification C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job 2fbd2b072bcfa89da7287da68acefb26_JaffaCakes118.exe File created C:\Windows\Iwokua.exe 2fbd2b072bcfa89da7287da68acefb26_JaffaCakes118.exe File opened for modification C:\Windows\Iwokua.exe 2fbd2b072bcfa89da7287da68acefb26_JaffaCakes118.exe -
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 2fbd2b072bcfa89da7287da68acefb26_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Iwokua.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Internet Explorer\Main Iwokua.exe Key created \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Internet Explorer\International Iwokua.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe 2804 Iwokua.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 880 wrote to memory of 2804 880 2fbd2b072bcfa89da7287da68acefb26_JaffaCakes118.exe 30 PID 880 wrote to memory of 2804 880 2fbd2b072bcfa89da7287da68acefb26_JaffaCakes118.exe 30 PID 880 wrote to memory of 2804 880 2fbd2b072bcfa89da7287da68acefb26_JaffaCakes118.exe 30 PID 880 wrote to memory of 2804 880 2fbd2b072bcfa89da7287da68acefb26_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2fbd2b072bcfa89da7287da68acefb26_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\2fbd2b072bcfa89da7287da68acefb26_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:880 -
C:\Windows\Iwokua.exeC:\Windows\Iwokua.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
PID:2804
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
158KB
MD52fbd2b072bcfa89da7287da68acefb26
SHA1406e8dfed9d5c6588e1ef63db9678b76911bf963
SHA2567c84c1e4539ac87dabfaaed7007d404461aed8803bad64cf864341e20cce921a
SHA512aa08a4da9454feb37384a81983f392fb0ba09392f3ca3f6d593d0bbde122b30f5254cd82d318b52abd9ab24ab04f8e63d60f737efd3ca8d5890d6a1ce5f42ba3
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Filesize
372B
MD5ba49a874f9f04ad4f54b1f90080551bb
SHA16ce9ad5c1c788032e71c11fe75611e6c51f84648
SHA2564b334a8e5e62abf53d57fb1dd1de579a0e0936ad0e354b8bfab5b9c866874976
SHA5121b112e46c72ae5ecc0c2cc80684374a7dbd4da93d2e210e7d5e0bec7881df8145b886d20acf6bf6c2bba8b3d267fa994687ec32ffd88b194be4305421712ee6b