Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
15/07/2024, 16:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
4a6ace94e4da628d75d1d402717cffde_JaffaCakes118.dll
Resource
win7-20240705-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
4a6ace94e4da628d75d1d402717cffde_JaffaCakes118.dll
Resource
win10v2004-20240709-en
windows10-2004-x64
7 signatures
150 seconds
General
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Target
4a6ace94e4da628d75d1d402717cffde_JaffaCakes118.dll
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Size
26KB
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MD5
4a6ace94e4da628d75d1d402717cffde
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SHA1
3f84a16d67399ab1e63c183ee7dc61e81c249494
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SHA256
2d710346beb9fb4e7b7cce4172fbb031e172a2473ac997b2f8af9fa1c1f3432a
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SHA512
e2df57ddd0b69d420469393a140490e704b836929e5091fd0c113db41059bef4968d8556ab5212b70c3e7564974c8ddb303529de467757abae69dec3e0609078
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SSDEEP
768:Qdh9fQUpt79DTowgzkKPK6QOWVTnSlmg1wUulxC/3ESrDvL:soUpzDTo1Q+UtSMuuloPESrDvL
Score
7/10
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 2360 rundll32.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\oficx.dll rundll32.exe File opened for modification C:\Windows\oficx.dll rundll32.exe -
Access Token Manipulation: Create Process with Token 1 TTPs 1 IoCs
pid Process 2360 rundll32.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7B3AC3FA-B695-41b6-BAA0-860EB5EB6FD6} rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7B3AC3FA-B695-41b6-BAA0-860EB5EB6FD6}\{F69EB73C-700A-42c9-8F9D-E8C4ABC27EF3} = "4a6ace94e4da628d75d1d402717cffde_JaffaCakes118.dll,1293806123,641534121,-1814625877" rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InProcServer32 rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} rundll32.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe 2360 rundll32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2364 wrote to memory of 1384 2364 rundll32.exe 82 PID 2364 wrote to memory of 1384 2364 rundll32.exe 82 PID 2364 wrote to memory of 1384 2364 rundll32.exe 82 PID 1384 wrote to memory of 2360 1384 rundll32.exe 86 PID 1384 wrote to memory of 2360 1384 rundll32.exe 86 PID 1384 wrote to memory of 2360 1384 rundll32.exe 86
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4a6ace94e4da628d75d1d402717cffde_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2364 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4a6ace94e4da628d75d1d402717cffde_JaffaCakes118.dll,#12⤵
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1384 -
C:\Windows\SysWOW64\rundll32.exerundll32 "C:\Windows\oficx.dll",_RunAs@163⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Access Token Manipulation: Create Process with Token
- Suspicious behavior: EnumeratesProcesses
PID:2360
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
26KB
MD54a6ace94e4da628d75d1d402717cffde
SHA13f84a16d67399ab1e63c183ee7dc61e81c249494
SHA2562d710346beb9fb4e7b7cce4172fbb031e172a2473ac997b2f8af9fa1c1f3432a
SHA512e2df57ddd0b69d420469393a140490e704b836929e5091fd0c113db41059bef4968d8556ab5212b70c3e7564974c8ddb303529de467757abae69dec3e0609078