Behavioral task
behavioral1
Sample
b4b2eb041c7f5c98ca22f069c42e8e658dcaf8c6bb98b2fc12804ee064438e92.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b4b2eb041c7f5c98ca22f069c42e8e658dcaf8c6bb98b2fc12804ee064438e92.exe
Resource
win10v2004-20240508-en
General
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Target
b4b2eb041c7f5c98ca22f069c42e8e658dcaf8c6bb98b2fc12804ee064438e92
-
Size
543KB
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MD5
a2601cfb12ea12866c627a0fe032789f
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SHA1
062356d35b4560441a00bcf2a2cf588afc073071
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SHA256
b4b2eb041c7f5c98ca22f069c42e8e658dcaf8c6bb98b2fc12804ee064438e92
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SHA512
59db29ca048afc75ed58b70efbd7d28c210c0d837dbac9a365b6ff24a7e31f850d976c00a2edc940bafa85c24aea0513df6f838aacc88b4576026479fae27030
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SSDEEP
12288:X+bK4Z+8EAsu851K3x1qIBdo+XPQrnAOPt+n:uiNAsL1KSIBjSEn
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 b4b2eb041c7f5c98ca22f069c42e8e658dcaf8c6bb98b2fc12804ee064438e92 unpack001/out.upx
Files
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b4b2eb041c7f5c98ca22f069c42e8e658dcaf8c6bb98b2fc12804ee064438e92.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: 732KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 338KB - Virtual size: 340KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 204KB - Virtual size: 204KB
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: 563KB - Virtual size: 562KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 178KB - Virtual size: 177KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 24KB - Virtual size: 39KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 213KB - Virtual size: 212KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 40KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ