Behavioral task
behavioral1
Sample
1321ec4d6fa3889e912266aa107e9a8d_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
1321ec4d6fa3889e912266aa107e9a8d_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
1321ec4d6fa3889e912266aa107e9a8d_JaffaCakes118
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Size
872KB
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MD5
1321ec4d6fa3889e912266aa107e9a8d
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SHA1
7ff79a0731a41bad38511abfec95a4191adb8377
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SHA256
b9022a2da23738066cf3e93478e7126d058e07614401df8558558706400eb43b
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SHA512
41fde36461d04c9ad5e3bd05c712ca877666884f1cde1ddf79d364c08e1af482b0a04de076cda5fd6a9f5f246d192bef98013e27cade5dd3e0e3a59318b6a297
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SSDEEP
12288:CTnK/17QNhQO/JGWYgeWYg955/155/vowaNxpLPGC2V+BOGDFofg06zP:CK/1QNhQO/Jg7vGCS+BOGDF+g0
Malware Config
Signatures
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AtomSilo Ransomware 1 IoCs
resource yara_rule sample family_atomsilo -
Atomsilo family
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Patched UPX-packed file 1 IoCs
Sample is packed with UPX but required header fields are zeroed out to prevent unpacking with the default UPX tool.
resource yara_rule sample patched_upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 1321ec4d6fa3889e912266aa107e9a8d_JaffaCakes118
Files
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1321ec4d6fa3889e912266aa107e9a8d_JaffaCakes118.exe windows:5 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
lala Size: 536KB - Virtual size: 536KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
fafa Size: 328KB - Virtual size: 328KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
meme Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE