Behavioral task
behavioral1
Sample
b1a45eb9e4ce8c61a95ad2b65b98bc9d.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
b1a45eb9e4ce8c61a95ad2b65b98bc9d.exe
Resource
win10v2004-20231215-en
General
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Target
b1a45eb9e4ce8c61a95ad2b65b98bc9d
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Size
1.0MB
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MD5
b1a45eb9e4ce8c61a95ad2b65b98bc9d
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SHA1
cbe7e6aee772e5ca1e79cd28b29ba39b49bc2cdd
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SHA256
3e3fb80464c73e0ecda58e9cf83439290260937e0619a3b842b3c806ecf9ff33
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SHA512
e7140d58aa598de83d2be3c0abde128d999726f48e1c679ae030d7006733ae853b2c7daa220763c2dff3906ba6beb3a7d37ddd0c125af1004629f437ae3957e9
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SSDEEP
24576:KD3euKmLCkWZ+ppcHTrlQzSraIKu78ThO3pEUaUTV4s:s3+pF+eHXLaI8KaUT
Malware Config
Signatures
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resource yara_rule sample upx -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule static1/unpack001/out.upx autoit_exe -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource b1a45eb9e4ce8c61a95ad2b65b98bc9d unpack001/out.upx
Files
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b1a45eb9e4ce8c61a95ad2b65b98bc9d.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 384KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 228KB - Virtual size: 228KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 5KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 421KB - Virtual size: 420KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 56KB - Virtual size: 55KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 25KB - Virtual size: 105KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ