Behavioral task
behavioral1
Sample
f91b7bb793ccce0ded54100f42b889ac_JaffaCakes118.exe
Resource
win7-20240221-en
General
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Target
f91b7bb793ccce0ded54100f42b889ac_JaffaCakes118
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Size
191KB
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MD5
f91b7bb793ccce0ded54100f42b889ac
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SHA1
2ea6cb79f7b44435024915e3c10297a8c2f4ce62
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SHA256
1d1177279b4a568d4aa79080c8bfb17b964ab1649744d645b45b02488416a5b8
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SHA512
9099e6979c3ea28c652498274a06046302018266aa52018af174f6dc72f419e179b3a30630680d500a97015419841f05798d1bf7d2b77469b4c0ab75494ff3f9
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SSDEEP
3072:FdTejYQcRkBtZy/kqtcGxekIQ8bqJLSjDexH0THKLW15Y5dyO5SDLm9qJV8Vd1vu:PWfUkBPyrtBxgQTMK0TKpxS3H8j0bV
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource f91b7bb793ccce0ded54100f42b889ac_JaffaCakes118 unpack001/out.upx
Files
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f91b7bb793ccce0ded54100f42b889ac_JaffaCakes118.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 1.2MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 154KB - Virtual size: 156KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 36KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 121KB - Virtual size: 120KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 27KB - Virtual size: 27KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 6KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1.2MB - Virtual size: 1.2MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ