Behavioral task
behavioral1
Sample
FileDecrypt/FileDecrypt.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
FileDecrypt/FileDecrypt.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral3
Sample
FileDecrypt/GetFile.exe
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
FileDecrypt/GetFile.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
FileDecrypt/新云软件.url
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
FileDecrypt/新云软件.url
Resource
win10v2004-20231215-en
General
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Target
3f67b8181ff7452fc00ba4ecc200312e
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Size
1.7MB
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MD5
3f67b8181ff7452fc00ba4ecc200312e
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SHA1
7a9abbaf30207bf2a86f17f22ccc0e05a8242a9e
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SHA256
0201cd0e050b04372f1efe1482f0699622608dbd6bc397cc619b17ab02430655
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SHA512
4bfe0bd3a8c68310097f9e928ede05dad8c419916e1530b795f2554c0f38eea6ec759762c540f2a24763f2b6cf1c737f9025d779edda2a0759ab0ca50a6bc397
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SSDEEP
49152:FQMnvG2kpWGZ33dS/4FeN6KJ6mMjH87DXNGM:R6pWQgr6YMTsD9X
Malware Config
Signatures
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resource yara_rule static1/unpack001/FileDecrypt/GetFile.exe aspack_v212_v242 -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/FileDecrypt/FileDecrypt.exe unpack001/FileDecrypt/GetFile.exe
Files
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3f67b8181ff7452fc00ba4ecc200312e.rar
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FileDecrypt/FileDecrypt.JPG.jpg
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FileDecrypt/FileDecrypt.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: 71KB - Virtual size: 70KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 2KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 12B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1.1MB - Virtual size: 1.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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FileDecrypt/GetFile.JPG.jpg
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FileDecrypt/GetFile.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: 378KB - Virtual size: 996KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
DATA Size: 8KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 404KB
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: 72KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 186KB - Virtual size: 408KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.aspack Size: 6KB - Virtual size: 8KB
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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FileDecrypt/Readme.txt
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FileDecrypt/新云软件.url.url