Behavioral task
behavioral1
Sample
sample.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
sample.exe
Resource
win10v2004-20230220-en
General
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Target
snatch.bin.gz
-
Size
2.5MB
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MD5
6220287f87ff3faca8c13a1e3538992e
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SHA1
43347dc4b7de70047299a94077d01c8db01573de
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SHA256
5d81030fa79538850bef6375df9bdaebffd251271a04b984d356de49ac208bfb
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SHA512
b8d1bac09527428b185acba9ed8742d164695315aa9b34935f409ef78213840c4c01aa430b98725ba83f5b4c6ee301c4449e41c248e8a96ca36dcd46dff7eaac
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SSDEEP
49152:8+C0sw8Opz8dLYy9H0qIorAj9tXt+krhcnfceKu09BjArM1rqDO4rJunWqo:LCPIpcLY4IorAj9Rt+OhKfcdBjAKWDOY
Malware Config
Signatures
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Detecting the common Go functions and variables names used by Snatch ransomware 1 IoCs
Processes:
resource yara_rule static1/unpack002/out.upx family_snatch -
Snatch family
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Processes:
resource yara_rule static1/unpack001/sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/sample unpack002/out.upx
Files
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snatch.bin.gz.gz
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sample.exe windows x64
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
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: 2.5MB - Virtual size: 2.5MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows x64
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
Sections
.text Size: 1.5MB - Virtual size: 1.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1.6MB - Virtual size: 1.6MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 120KB - Virtual size: 266KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
/4 Size: 512B - Virtual size: 281B
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/19 Size: 208KB - Virtual size: 207KB
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/32 Size: 54KB - Virtual size: 54KB
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/46 Size: 14KB - Virtual size: 14KB
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/63 Size: 25KB - Virtual size: 25KB
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/80 Size: 512B - Virtual size: 40B
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/99 Size: 458KB - Virtual size: 457KB
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/112 Size: 235KB - Virtual size: 235KB
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/124 Size: 76KB - Virtual size: 75KB
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.idata Size: 1024B - Virtual size: 948B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.symtab Size: 266KB - Virtual size: 265KB
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ