Behavioral task
behavioral1
Sample
b9d3afe2e1978b9cc83d3e76a46fcedb7f8c6693edc517f918d310de943cbee8.exe
Resource
win7-20240221-en
General
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Target
b9d3afe2e1978b9cc83d3e76a46fcedb7f8c6693edc517f918d310de943cbee8
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Size
312KB
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MD5
d1de47776076580de4d6dbd71acfbebd
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SHA1
31708125cd48b6774a79c6be4af524eaae040819
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SHA256
b9d3afe2e1978b9cc83d3e76a46fcedb7f8c6693edc517f918d310de943cbee8
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SHA512
d171f0be0037cca1dae457da0d4fe4a5d278377a30952ef43773728821250c31706d8d872f1415964b38946c3c98264e13ec1b939d572ff4a4538f45d85b2774
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SSDEEP
6144:AvJHbHWEQyhCmhVAc4RgCM1GxVAOCIr7nAFHxtKWJZ6PwLusisAzKTyr:uJHbH1QwlARgCCySf47AFHLJ4uusCzZr
Malware Config
Signatures
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
Urelas family
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource b9d3afe2e1978b9cc83d3e76a46fcedb7f8c6693edc517f918d310de943cbee8 unpack001/out.upx
Files
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b9d3afe2e1978b9cc83d3e76a46fcedb7f8c6693edc517f918d310de943cbee8.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_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 192KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 301KB - Virtual size: 304KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - Virtual size: 4KB
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_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 159KB - Virtual size: 158KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 35KB - Virtual size: 35KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 27KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 228KB - Virtual size: 227KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 28KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ