Behavioral task
behavioral1
Sample
kZF3r2E.exe
Resource
win7-20240221-en
General
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Target
kZF3r2E.exe
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Size
3.4MB
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MD5
42bd5d3ca66f4f9225a36bbe3a39c446
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SHA1
f67ac8661efee4f6106ee51ea30178bb16f91285
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SHA256
31417e74d6646eb04a5da10d26565cd67bf99a36def8825c6bceaa3e6eab5906
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SHA512
d84ed2ebdde0e92914aa758f83501f8be059294286a3a3c6d002b9a1e984fc193b5e0387ead41dc07d4c242647c2d410ebe8d218719e2cf2b90a727ce4d53dd6
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SSDEEP
98304:6WnL1M2XNmcGCVIps5phuIMAbvbJaJNQqPAbsU8968Vum8z22E:6Wu2Qcvlh9vbvWobIbG3E
Malware Config
Signatures
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Processes:
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
Processes:
resource kZF3r2E.exe unpack001/out.upx
Files
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kZF3r2E.exe.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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 2.3MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 3.4MB - Virtual size: 3.4MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 12KB - Virtual size: 16KB
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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 274KB - Virtual size: 273KB
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: 7KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.00cfg Size: 512B - Virtual size: 8B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.tls Size: 512B - Virtual size: 9B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 5.4MB - Virtual size: 5.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 14KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ