Behavioral task
behavioral1
Sample
a1fc0234ec780e68ef56f9536a5f85c32308e35637a1c75f1dd6af9f1355b1ac.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
a1fc0234ec780e68ef56f9536a5f85c32308e35637a1c75f1dd6af9f1355b1ac.exe
Resource
win10v2004-20231215-en
General
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Target
a1fc0234ec780e68ef56f9536a5f85c32308e35637a1c75f1dd6af9f1355b1ac.exe.compressed
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Size
99KB
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MD5
ef021f54f2e71f09a806175617abcfd8
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SHA1
e129e9184e28394560c99837f01d33806587fef8
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SHA256
6fdcbe25367801bcc727466045e64d333d03d4cee1ab123dca02ba8efec64989
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SHA512
280ee6fa311c4de273ca3b421363fa41ad9d0502ee435bba9ff6b1076350ba5eb76c8f322032869cd5d9414721172c23cc79dc64d6410d199db9408eed690a02
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SSDEEP
1536:eIj49TYRX0Y9iFAK0E+4LAyKfPKHDysmOIzSw63BtuwVZY9n:DYTYRX0M/BCAyKXmczSw63zq
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 a1fc0234ec780e68ef56f9536a5f85c32308e35637a1c75f1dd6af9f1355b1ac.exe.compressed unpack001/out.upx
Files
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a1fc0234ec780e68ef56f9536a5f85c32308e35637a1c75f1dd6af9f1355b1ac.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