Behavioral task
behavioral1
Sample
81feec4a201a83d7dc490de813c2f0739d5d9e888c72de67052e1216fcaaaa8f.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
81feec4a201a83d7dc490de813c2f0739d5d9e888c72de67052e1216fcaaaa8f.exe
Resource
win10v2004-20240508-en
General
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Target
81feec4a201a83d7dc490de813c2f0739d5d9e888c72de67052e1216fcaaaa8f
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Size
682KB
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MD5
f849e424deb6622c9872620e6bb2a5cf
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SHA1
c1ffd0087ef183737e006984b9a137de724c95c3
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SHA256
81feec4a201a83d7dc490de813c2f0739d5d9e888c72de67052e1216fcaaaa8f
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SHA512
81d66e9bf27ac10c0d44cee608be3af753e31118a7852a93ded3433ef7d2eb36aa325cc1021b9f99727493997cb33d788a6e08d49c5926b871ffebd5c0f3de1c
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SSDEEP
12288:7AIuZAIuOYS3ycUVRMstsD5pAfujVvaYMLc9RS/o:IYS3ycU/zt45W6vdLR
Malware Config
Signatures
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Detects executables embedding registry key / value combination indicative of disabling Windows Defender features 1 IoCs
Processes:
resource yara_rule sample INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender -
UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 81feec4a201a83d7dc490de813c2f0739d5d9e888c72de67052e1216fcaaaa8f
Files
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81feec4a201a83d7dc490de813c2f0739d5d9e888c72de67052e1216fcaaaa8f.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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 21KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE