Behavioral task
behavioral1
Sample
b4b3d3b6d8fec5443330e6889fb445eb.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b4b3d3b6d8fec5443330e6889fb445eb.exe
Resource
win10v2004-20240226-en
General
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Target
b4b3d3b6d8fec5443330e6889fb445eb
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Size
611KB
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MD5
b4b3d3b6d8fec5443330e6889fb445eb
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SHA1
808c276a911a07d971ea943451328ba290745b31
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SHA256
8eff7bd3270aa6f8bb87c5de40daa568599ae9c9faddba070d3568c5cf7413c6
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SHA512
8ea9c8f155d2984e0e296c6d5534c0949928d764576b0910b8b5a99333e193f3727264c6b15e02dd8cb32aea7676171cf25813b47a981b44521ac61077fde72c
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SSDEEP
12288:vjkArEN249AyE/rbaMct4bO2/Vjd6VOKS68+Q3MoZpgzIbqvGP:cFE//Tct4bOs2e68+Q3BbgzmqA
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 b4b3d3b6d8fec5443330e6889fb445eb unpack001/out.upx
Files
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b4b3d3b6d8fec5443330e6889fb445eb.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: 452KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 263KB - Virtual size: 264KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
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: 512KB - Virtual size: 512KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 54KB - Virtual size: 54KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 26KB - Virtual size: 105KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 17KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ