Behavioral task
behavioral1
Sample
d1c38c0251b0c85552aa8e752baabe24767baac81552680200561ec5d366105d.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
d1c38c0251b0c85552aa8e752baabe24767baac81552680200561ec5d366105d.exe
Resource
win10v2004-20230703-en
General
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Target
d1c38c0251b0c85552aa8e752baabe24767baac81552680200561ec5d366105d
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Size
1.2MB
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MD5
d71952acf0075faeef4a9a52a0bd116a
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SHA1
b39e276f7ddc176dac765d7abffe7b1880706f91
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SHA256
d1c38c0251b0c85552aa8e752baabe24767baac81552680200561ec5d366105d
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SHA512
2ec3e52d85191a041df4fb8aaf4abb9f23a4ee6e5469fad9d9b6e579bcd75d24a0b091dc1390c13d15d09fc152e321a7c120dde694cc53ee602ddadf05e2a454
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SSDEEP
12288:5UCoqUki5NwaCbGZ3eIgFkkGuFflCTxkw6k1kkkkC38nkkkk:5UCZHi5nC6K
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/out.upx
Files
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d1c38c0251b0c85552aa8e752baabe24767baac81552680200561ec5d366105d.exe windows x86
Code Sign
65:b3:36:6a:9d:6f:bd:6f:b0:6c:6e:52:98:b2:d9:5aCertificate
IssuerCN=小王Fly,O=Bilibili UP,1.2.840.113549.1.9.1=#1300Not Before02/08/2022, 00:29Not After31/12/2039, 23:59SubjectCN=小王Fly,O=Bilibili UP,1.2.840.113549.1.9.1=#1300ef:81:65:7e:37:62:08:71:78:f2:2e:36:d9:5a:d5:51:1b:f4:ac:8dSigner
Actual PE Digestef:81:65:7e:37:62:08:71:78:f2:2e:36:d9:5a:d5:51:1b:f4:ac:8dDigest Algorithmsha1PE Digest MatchestrueHeaders
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 1.3MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 135KB - Virtual size: 136KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1.0MB - Virtual size: 1.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 171KB - Virtual size: 170KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 64KB - Virtual size: 64KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.gfids Size: 512B - Virtual size: 512B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.tls Size: 512B - Virtual size: 9B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1.1MB - Virtual size: 1.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ