Static task
static1
Behavioral task
behavioral1
Sample
yuanmachakan.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
yuanmachakan.exe
Resource
win10v2004-20240226-en
General
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Target
aaed5691db770808fe0c1a61758c23ba
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Size
294KB
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MD5
aaed5691db770808fe0c1a61758c23ba
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SHA1
9308a47437b21c8ae86d67adb77d16b6a9361d48
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SHA256
25fcd1e900a216f16de191384aa6c014e80e9d4e04a4e93381884adb40db980e
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SHA512
65bd1177ea24e7e806e0e7e5cfbfb21b9fb45ccd4fff38833204a82c91af7c7d73559bb5d6c500f567331904a44164ef0f83f6a5183272551df803e0b69bcf91
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SSDEEP
6144:zrO1U+HExBPtrZ2cNI29vKEJHKMJ9rRHlf36a82MH:zriU+kVrZ2cNZ9lHlTMH
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/yuanmachakan.exe
Files
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aaed5691db770808fe0c1a61758c23ba.rar
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yuanmachakan.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: 650KB - Virtual size: 652KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
DATA Size: 7KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 10KB - 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: 48KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 89KB - Virtual size: 89KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE