Behavioral task
behavioral1
Sample
taskmgr.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
taskmgr.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
userinit.exe
Resource
win7-20240708-en
General
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Target
94034c47cf4033f09f8ca9e00b497173_JaffaCakes118
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Size
63KB
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MD5
94034c47cf4033f09f8ca9e00b497173
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SHA1
0d307fec10266b95d8b8cf1fd8b4a0adec94e757
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SHA256
7ad475bd94ed75ea66f7d6c1f4456e0cae17080a8084ed83b9bb9fb6aeb4fa96
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SHA512
c8782407ec20bfe358fdb8068626873d8082a1c2c94e3e3afb6cdf49f310f4b421093cf05b353e9bf829eeae3b0cb38756f49fe9eb0caa49cdcb142fe9d66f9a
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SSDEEP
1536:mxaD2dY7qM8T3SEEYcixaD2dY7qM8T3SEEYcA:MYieIcgYieIcA
Malware Config
Signatures
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resource yara_rule static1/unpack001/taskmgr.exe upx static1/unpack001/userinit.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/taskmgr.exe unpack001/userinit.exe
Files
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94034c47cf4033f09f8ca9e00b497173_JaffaCakes118.rar
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taskmgr.exe.exe windows:9 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 172KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 31KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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userinit.exe.exe windows:9 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 172KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 31KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE