Behavioral task
behavioral1
Sample
˵/caidao.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
˵/caidao.exe
Resource
win10v2004-20240508-en
General
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Target
0c954269173ce5be02ef17688c67e440d55e19e2679fa71e35ceb1d145c62f5b
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Size
216KB
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MD5
5c3e62a120d3ea7a6abc9147d245a72b
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SHA1
c814be3b2efbb20f6a45590d1adf8ce6324d6185
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SHA256
0c954269173ce5be02ef17688c67e440d55e19e2679fa71e35ceb1d145c62f5b
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SHA512
163720d88e3139219639465d3c1ac5b73948df250d19469d540799b31fc152a676b8af4c50138c1784553ab5257c53525d6619ff4d44649d69bbae244616f65a
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SSDEEP
3072:z3PRckEkPRwzsQFs7IlZALN1atlz21iHWu6uiaYiEgeiVkJLmgJTNNRGUo:z3p1ZwzsMsAeL8lzPhY0rVkJvNNRGUo
Malware Config
Signatures
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resource yara_rule static1/unpack001/˵/caidao.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/˵/caidao.exe unpack002/out.upx
Files
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0c954269173ce5be02ef17688c67e440d55e19e2679fa71e35ceb1d145c62f5b.zip
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˵/cache.tmp
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˵/caidao.exe.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 488KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 206KB - Virtual size: 208KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 452KB - Virtual size: 450KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 80KB - Virtual size: 79KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 104KB - Virtual size: 107KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 44KB - Virtual size: 42KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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˵/db.mdb