General
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Target
42bdbc212cd27f1358e9f8f18c13dd45_JaffaCakes118
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Size
706KB
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Sample
240514-yclyvscg8x
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MD5
42bdbc212cd27f1358e9f8f18c13dd45
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SHA1
ba67a2960d9abba5857c15c3fd3660dc44527f64
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SHA256
0f834480790b7c90994d3ddf328a8bd4aa5f2145ad0f0702a6e6bdf6766667ff
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SHA512
3d12e49be68c7e44fe5fd9120a4b777ed166026b152be1166fd4cf335fe5640524386698ca7d33be9a503443d502cb6cf0c758fd7933f3ef1de0ca32473c6405
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SSDEEP
12288:ZMMpXKb0hNGh1kG0HWnAMU866/MMpXKb0hNGh1kG0HWnAQU866w0B2uJ2s4otqFk:ZMMpXS0hN0V0HoSMMMpXS0hN0V0H0SGx
Behavioral task
behavioral1
Sample
42bdbc212cd27f1358e9f8f18c13dd45_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
42bdbc212cd27f1358e9f8f18c13dd45_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Malware Config
Targets
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Target
42bdbc212cd27f1358e9f8f18c13dd45_JaffaCakes118
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Size
706KB
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MD5
42bdbc212cd27f1358e9f8f18c13dd45
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SHA1
ba67a2960d9abba5857c15c3fd3660dc44527f64
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SHA256
0f834480790b7c90994d3ddf328a8bd4aa5f2145ad0f0702a6e6bdf6766667ff
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SHA512
3d12e49be68c7e44fe5fd9120a4b777ed166026b152be1166fd4cf335fe5640524386698ca7d33be9a503443d502cb6cf0c758fd7933f3ef1de0ca32473c6405
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SSDEEP
12288:ZMMpXKb0hNGh1kG0HWnAMU866/MMpXKb0hNGh1kG0HWnAQU866w0B2uJ2s4otqFk:ZMMpXS0hN0V0HoSMMMpXS0hN0V0H0SGx
Score10/10-
Modifies WinLogon for persistence
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Renames multiple (91) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Drops autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
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Drops file in System32 directory
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