Behavioral task
behavioral1
Sample
40a8fa5699ea0c9cb8965aa335c1c8ba32910793ce812279d8351609032cb4c0.exe
Resource
win7-20231129-en
General
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Target
40a8fa5699ea0c9cb8965aa335c1c8ba32910793ce812279d8351609032cb4c0
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Size
3.2MB
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MD5
3030b6df87ee3da5fe0d56246a23bb65
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SHA1
33b868751200b1231effcc7c120e27cfcc13adb3
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SHA256
40a8fa5699ea0c9cb8965aa335c1c8ba32910793ce812279d8351609032cb4c0
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SHA512
c55ddc0f9995798b05319f48146bfc2ff8648056aeb70197ec1fe4fe957581af77ec73cecf2bb910688ba0465e5a1c18cbd0fe40dca9c63ff783054f427117c2
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SSDEEP
49152:Jm7wIIjaSOV+THnJY4fsC1EBG0fRGtxbZdxajwbrS79F5/wcr6QqbD2iJq8G:g8IsaSOolY4fsCmbIBSw09D/KTuiJTG
Malware Config
Signatures
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 40a8fa5699ea0c9cb8965aa335c1c8ba32910793ce812279d8351609032cb4c0 unpack001/out.upx
Files
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40a8fa5699ea0c9cb8965aa335c1c8ba32910793ce812279d8351609032cb4c0.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 7.0MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 3.1MB - Virtual size: 3.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 44KB - Virtual size: 44KB
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_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 4.8MB - Virtual size: 4.8MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1.3MB - Virtual size: 1.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 73KB - Virtual size: 377KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 3.0MB - Virtual size: 3.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 370KB - Virtual size: 370KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ