Behavioral task
behavioral1
Sample
kjsskysetup.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
kjsskysetup.exe
Resource
win10v2004-20240802-en
General
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Target
a3bc3ef25978d8a8f87234fe32ee9f90_JaffaCakes118
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Size
8.3MB
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MD5
a3bc3ef25978d8a8f87234fe32ee9f90
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SHA1
dc062d8d699a6a001fc32f27a90504b27631eee4
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SHA256
fd096a39a1e69ee9e0e8eea63c67285cd0d37ad2370f0d4a5c5ed41e1fff5fbd
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SHA512
5e9d58ec18cdeaa8bcb372b367c8c31b113589f2d1f682c463f1eb515f604e8d9651f51f5add83bfca0000e4d826946b16a57eaa20417181917a489507d44576
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SSDEEP
196608:8QMQ24yUj9F4mk8I6R56M1nWQD7IUeEsro3yax8QVmy7+3Wp/98gU3:8lUA4yAWa7IarxZmy7+3wVq
Malware Config
Signatures
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resource yara_rule static1/unpack001/kjsskysetup.exe aspack_v212_v242 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/kjsskysetup.exe
Files
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a3bc3ef25978d8a8f87234fe32ee9f90_JaffaCakes118.rar
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kjsskysetup.exe.exe windows:4 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: 416KB - Virtual size: 1.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
DATA Size: 5KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 12KB
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: 80KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 35KB - Virtual size: 140KB
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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