Behavioral task
behavioral1
Sample
b3f4967d7a9a7c29f3844751de5ba7c7.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b3f4967d7a9a7c29f3844751de5ba7c7.exe
Resource
win10v2004-20240226-en
General
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Target
b3f4967d7a9a7c29f3844751de5ba7c7
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Size
391KB
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MD5
b3f4967d7a9a7c29f3844751de5ba7c7
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SHA1
f84b22cc174149603352f13d512fe707b0a7fd92
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SHA256
eb00619aee2f9e765d8e20bd99491ae6a8c0a3d6a9c04a242bae05a1ac442560
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SHA512
0686025721c09a66b3c71c9ab69ecf83908edb39fa8bcf13caeacfcd46c006bcc64bb159092339f54977af342a0ec168a791b4d1247bec9f99bf6f5a375a7dd6
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SSDEEP
12288:MjkArEN249AyE/rbaMct4bO2/VnKyNQs2sHy:/FE//Tct4bOstNZ2sHy
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 b3f4967d7a9a7c29f3844751de5ba7c7 unpack001/out.upx
Files
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b3f4967d7a9a7c29f3844751de5ba7c7.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: 448KB
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: 6KB - 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: 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: 14KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ