Behavioral task
behavioral1
Sample
a8756f9a107fcdef34d5d8c2c14c88e71d2aa260b1a3f880db11ac78db91f2b9.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
a8756f9a107fcdef34d5d8c2c14c88e71d2aa260b1a3f880db11ac78db91f2b9.exe
Resource
win10v2004-20231222-en
General
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Target
a8756f9a107fcdef34d5d8c2c14c88e71d2aa260b1a3f880db11ac78db91f2b9.exe.compressed
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Size
99KB
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MD5
7ce7b545a0502e2c6bbbf0c8f0c57ecb
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SHA1
5630e28db5b981acf07d8e21efa3937817d99763
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SHA256
2b53a037170f8461fa17d0d851db67b4c295a2d50bb80458e92feded9b3f6abf
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SHA512
5d39d7e76c2387e8126c9a3f545c617608d35ea9e763d88c9543215d9f1a2220f6db47d36613cfe65a5849933038ca8e5956b9a007aa91340fc43c87d9f8423c
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SSDEEP
1536:iIj4m4GFLJoKTkTqRhM0rDLrLUJhF/5zGZ3eWPujplO178vTPjJ5bHYMwaq5WLn:vg0Jo8kqh2x4herb7PjjrY8
Malware Config
Signatures
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Detects command variations typically used by ransomware 1 IoCs
resource yara_rule static1/unpack001/out.upx INDICATOR_SUSPICIOUS_GENRansomware -
Detects executables containing many references to VEEAM. Observed in ransomware 1 IoCs
resource yara_rule static1/unpack001/out.upx INDICATOR_SUSPICOUS_EXE_References_VEEAM -
Detects executables referencing many IR and analysis tools 1 IoCs
resource yara_rule static1/unpack001/out.upx INDICATOR_SUSPICIOUS_References_SecTools -
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 a8756f9a107fcdef34d5d8c2c14c88e71d2aa260b1a3f880db11ac78db91f2b9.exe.compressed unpack001/out.upx
Files
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a8756f9a107fcdef34d5d8c2c14c88e71d2aa260b1a3f880db11ac78db91f2b9.exe.compressed.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
UPX0 Size: - Virtual size: 156KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 96KB - Virtual size: 100KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 197KB - Virtual size: 196KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 252B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ