Behavioral task
behavioral1
Sample
03aa98587c2ecb2b8e1c2c86eb42d1118c30ef5fec05733436ad6da79b69b136.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
03aa98587c2ecb2b8e1c2c86eb42d1118c30ef5fec05733436ad6da79b69b136.exe
Resource
win10v2004-20240412-en
General
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Target
03aa98587c2ecb2b8e1c2c86eb42d1118c30ef5fec05733436ad6da79b69b136
-
Size
149KB
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MD5
b40eaf083822d6e56add757c52d3261a
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SHA1
643565bc4deec201fd49113a869d09ab7e1b881d
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SHA256
03aa98587c2ecb2b8e1c2c86eb42d1118c30ef5fec05733436ad6da79b69b136
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SHA512
685da37b06f3b3920f264f4e18feb0fab2757f474e211283d84264423bfa08181b7f702d1c1dbcd490f13aa252eee2bf1e5bfab3ff48850196bde65b210ad3eb
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SSDEEP
3072:73WHpieV/rf81/LAwgRZOW27LnvmtDtSk5sCLt0nvYcywBTkW+GcqE:73IiN1kJRkW27LnvmZtNxKnvYcrB5BrE
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 03aa98587c2ecb2b8e1c2c86eb42d1118c30ef5fec05733436ad6da79b69b136 unpack001/out.upx
Files
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03aa98587c2ecb2b8e1c2c86eb42d1118c30ef5fec05733436ad6da79b69b136.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: 224KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 123KB - Virtual size: 124KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 25KB - Virtual size: 28KB
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: 173KB - Virtual size: 172KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 52KB - Virtual size: 51KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 42KB - Virtual size: 51KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 24KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 22KB - Virtual size: 21KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ