Behavioral task
behavioral1
Sample
b4bb71c295f6513477a47f00a2ae5e979d4fdb454721fd24d133c4be11420bf1.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b4bb71c295f6513477a47f00a2ae5e979d4fdb454721fd24d133c4be11420bf1.exe
Resource
win10v2004-20240412-en
General
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Target
b4bb71c295f6513477a47f00a2ae5e979d4fdb454721fd24d133c4be11420bf1
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Size
1.3MB
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MD5
44e8a6460343177b9c05c4287955d425
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SHA1
91983dc01de3c15696f469ce8fa855f8d58f7b83
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SHA256
b4bb71c295f6513477a47f00a2ae5e979d4fdb454721fd24d133c4be11420bf1
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SHA512
390f61cb15589b7e05a53e3619d0dce569922c4ca2ce0399278038ffa893ce59267abae6a6d7ecb98e1f11b10c0d47112ad411d0bfd9b21dc3917b998bbddfab
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SSDEEP
24576:grAGWleilvVmBPW2vbvvvYbX5R6CtaTJNSMVoOIETkt/TL4tF:RUWvUBP9vvsrZ0TJo2IPw
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 1 IoCs
Checks for missing Authenticode signature.
resource b4bb71c295f6513477a47f00a2ae5e979d4fdb454721fd24d133c4be11420bf1
Files
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b4bb71c295f6513477a47f00a2ae5e979d4fdb454721fd24d133c4be11420bf1.exe windows:4 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NO_ISOLATION
IMAGE_DLLCHARACTERISTICS_NO_BIND
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: 68KB - Virtual size: 68KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 36KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.gtcl Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.kxvu Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.psfx Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.oncez Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bsp Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ