Behavioral task
behavioral1
Sample
d12caf8cf9df16ab17cd34ba5b07e6e15b59eae4f6140e536520d7b0d1b99446.exe
Resource
win7-20240221-en
General
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Target
d12caf8cf9df16ab17cd34ba5b07e6e15b59eae4f6140e536520d7b0d1b99446
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Size
47KB
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MD5
edfdd7d1c0c5b4b9963596838029f1eb
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SHA1
bccf543995ee513076ffaf797cfa3986387cd3ba
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SHA256
d12caf8cf9df16ab17cd34ba5b07e6e15b59eae4f6140e536520d7b0d1b99446
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SHA512
c544235129fddba06b3f4cf637754ff6d3bf27d71ff4bff5041ed4db27b2b348981fafd40bc688314800a131a0c9f609de0363ff821fbe365e769902d0f82de7
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SSDEEP
768:hX0gWvCzuw6Uj9uGi45XOPxV5HNWnnnl000e999vddddIyyyOOtttb2222rRRRRY:6vCzuw6UD9Az5HNWnnn622222rRRRRY
Malware Config
Signatures
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Detects Windows executables referencing non-Windows User-Agents 1 IoCs
resource yara_rule static1/unpack001/out.upx INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
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 d12caf8cf9df16ab17cd34ba5b07e6e15b59eae4f6140e536520d7b0d1b99446 unpack001/out.upx
Files
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d12caf8cf9df16ab17cd34ba5b07e6e15b59eae4f6140e536520d7b0d1b99446.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: 52KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 16KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
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: 20KB - Virtual size: 19KB
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