General
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Target
PO-4500628950.pdf.UU
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Size
558KB
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MD5
1a5ff1660d6575fc7b407bd4a4506726
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SHA1
e1108f1294d2e0a13567c1a2420a2105d1830fa7
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SHA256
960bdbfae30525b6c4e9e0a72dbc85c9858e9ee6133141ad31e1e22701115c15
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SHA512
b19ba9ab477161258f5b1895a4e257cb345dfcdb47555309ea1f2bb2f05e57b689a56fa0dc9310577253f3258c9a2011612947bb93d3cae686453f06c65517fc
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SSDEEP
12288:msDn3+6v/L5Jo9uAG93tAw5ZrNnPJbXz0XDR+EWVACjMJwPhnr:mAB5JmuAalZrN1zWDqVACjWwP1
Malware Config
Signatures
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Processes:
resource yara_rule static1/unpack001/PO-4500628950.pdf.exe upx -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule static1/unpack002/out.upx autoit_exe -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/PO-4500628950.pdf.exe unpack002/out.upx
Files
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PO-4500628950.pdf.UU.rar
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PO-4500628950.pdf.exe.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 756KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 345KB - Virtual size: 348KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 237KB - Virtual size: 240KB
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_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 568KB - Virtual size: 567KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 191KB - Virtual size: 191KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 20KB - Virtual size: 35KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 245KB - Virtual size: 244KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 28KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ