Behavioral task
behavioral1
Sample
xyjf.exe
Resource
win7-20240903-en
General
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Target
d3286c025ad42818d2f286d2e71a3197_JaffaCakes118
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Size
1.3MB
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MD5
d3286c025ad42818d2f286d2e71a3197
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SHA1
1898dd132953874aaeff5c3901ad790c1518fce4
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SHA256
9b16f579b0243efe3ebb455389e187b7b3f25f5257bc9fecdf79ae4b99d58843
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SHA512
42c00eb9b0c9c29ac336391ad0be2f81866d9492c147d03ff7da16e4bf2e3409edfb1fff7f97c599474c4004928f1e600a3ce76a19872cb23bb12cf4331b5421
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SSDEEP
24576:jbLykt8PcBRxs6VAVJRtNsN6vBbRJ78ZnXGbGbdsthtyjn7/S0MbUsHls0rY:cPc/WtJ3mIJR5e2bGmtZ0Mb9HRrY
Malware Config
Signatures
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resource yara_rule static1/unpack001/xyjf.exe aspack_v212_v242 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/xyjf.exe
Files
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d3286c025ad42818d2f286d2e71a3197_JaffaCakes118.rar
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xyjf.exe.exe windows:1 windows x86 arch:x86
Headers
File Characteristics
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
CODE Size: 401KB - Virtual size: 1.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
DATA Size: 4KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: - Virtual size: 60KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 56KB - Virtual size: 240KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.aspack Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.adata Size: - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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