Behavioral task
behavioral1
Sample
eb5429e971701afc2d1a67713d7999f0_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
eb5429e971701afc2d1a67713d7999f0_JaffaCakes118
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Size
276KB
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MD5
eb5429e971701afc2d1a67713d7999f0
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SHA1
784c449023926d3d4d6c4533a64b4659792a87bc
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SHA256
a23086b0f4c4614de795bd39dc144e909fe408ac8ad2e16d6b9b15767b6e3d7b
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SHA512
b07a1347b23abbec954da9763f82826ca8947ee5870eb31a27338f886cd059dc68163067e0da9fc1f22b2a3a0c7de508b81a9002410cd3f24ccf96eb077510e0
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SSDEEP
6144:/k4qmzDtNCKctyCJkKn4AGBXBLs0cd99nlzkRs/srC:M91jty6dwB+9zk
Malware Config
Signatures
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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 -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource eb5429e971701afc2d1a67713d7999f0_JaffaCakes118
Files
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eb5429e971701afc2d1a67713d7999f0_JaffaCakes118.exe windows:4 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
UPX0 Size: - Virtual size: 68KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 271KB - Virtual size: 272KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE