Behavioral task
behavioral1
Sample
????.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
????.exe
Resource
win10v2004-20240611-en
General
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Target
b26fffdd1edca5e5a7d80ff40e03b3ac_JaffaCakes118
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Size
1.9MB
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MD5
b26fffdd1edca5e5a7d80ff40e03b3ac
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SHA1
5182476bab3088488f76df026c36e52d5b233f41
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SHA256
07c73641a4a2247d9007817876bf35333f0b2998d2bd0a4f801bf74940769812
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SHA512
9c3dd135faed8d5e2585026b2f9f392a49125d9f07debd8b8f4ffbda5accdf125f71250a73bf5b92f026d7d40f8a942e83f4a643d2a74186210fd7a347231ff9
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SSDEEP
49152:QV2UhWfPZNUaitKsrM8+jH+9yx8+lyDaKWU:QgUUDitKsrMXjHZb3w
Malware Config
Signatures
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resource yara_rule static1/unpack001/????.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/????.exe unpack002/out.upx
Files
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b26fffdd1edca5e5a7d80ff40e03b3ac_JaffaCakes118.zip
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????.exe.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_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 1.9MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 1.9MB - Virtual size: 1.9MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 31KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.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_32BIT_MACHINE
Sections
.text Size: 1.3MB - Virtual size: 1.3MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 2.0MB - Virtual size: 2.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 112KB - Virtual size: 475KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 52KB - Virtual size: 51KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ