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Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21/09/2024, 10:50
Behavioral task
behavioral1
Sample
efa1e5079bc0bcac987f0bedd9eb1f5a_JaffaCakes118.dll
Resource
win7-20240903-en
3 signatures
150 seconds
General
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Target
efa1e5079bc0bcac987f0bedd9eb1f5a_JaffaCakes118.dll
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Size
28KB
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MD5
efa1e5079bc0bcac987f0bedd9eb1f5a
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SHA1
d033a401e7574064f34dd97b328891ab127993bd
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SHA256
39f0a4ad1f4d8905c7ddcf3205ddd49b62cf60f26764d48318c815b3ee24a064
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SHA512
66d10941e8e59e2a0c478ca12119c7918af5014bd18c47e2dcff1b3ba7150524cfd3addd804267c1de657f23f2d3aeab58f3e8871d04aaa08bd41bf7f2262d93
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SSDEEP
768:MMaVabPIJcNj43Uz0vfXKAriMP0CrHPjZDKji5+q8BPa:MCzICNjkUz0KK0Crvjcjeh
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2248-1-0x0000000010000000-0x0000000010018000-memory.dmp upx behavioral1/memory/2248-0-0x0000000010000000-0x0000000010018000-memory.dmp upx -
System Location Discovery: System Language Discovery 1 TTPs 1 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 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2436 wrote to memory of 2248 2436 rundll32.exe 30 PID 2436 wrote to memory of 2248 2436 rundll32.exe 30 PID 2436 wrote to memory of 2248 2436 rundll32.exe 30 PID 2436 wrote to memory of 2248 2436 rundll32.exe 30 PID 2436 wrote to memory of 2248 2436 rundll32.exe 30 PID 2436 wrote to memory of 2248 2436 rundll32.exe 30 PID 2436 wrote to memory of 2248 2436 rundll32.exe 30
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\efa1e5079bc0bcac987f0bedd9eb1f5a_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2436 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\efa1e5079bc0bcac987f0bedd9eb1f5a_JaffaCakes118.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2248
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