Behavioral task
behavioral1
Sample
6b7db5fad0a46c51497bdcf5c015504c50d735a169d385df1e5d6e6ca3b92a8f.exe
Resource
win7-20240221-en
General
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Target
6b7db5fad0a46c51497bdcf5c015504c50d735a169d385df1e5d6e6ca3b92a8f
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Size
15KB
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MD5
810f7433368f527d10cb141a87cd836e
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SHA1
efb2c92d1608122d8593161bbe6f6513333dd26d
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SHA256
6b7db5fad0a46c51497bdcf5c015504c50d735a169d385df1e5d6e6ca3b92a8f
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SHA512
505daea0dd5150e8ccbf7f757d842680502b2c782bcb1fdcfa1ac7e1c5209c3ccb11ab41ce3dca9b3cf843929686ec96eb67f6402668b4749e6632ca4b8e4cdf
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SSDEEP
384:IO3qdXlIQV0YXd45xuYiMcRWnPbeVGWLwbbbGxxxx7:IO3EVdV0YXd4DuicNV3X
Malware Config
Signatures
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Detects Windows executables referencing non-Windows User-Agents 1 IoCs
Processes:
resource yara_rule static1/unpack001/out.upx INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Processes:
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
Processes:
resource 6b7db5fad0a46c51497bdcf5c015504c50d735a169d385df1e5d6e6ca3b92a8f unpack001/out.upx
Files
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6b7db5fad0a46c51497bdcf5c015504c50d735a169d385df1e5d6e6ca3b92a8f.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 60KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
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:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 24KB - Virtual size: 20KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 24KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.htext Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE