Static task
static1
Behavioral task
behavioral1
Sample
Winlocker builder 0.5#.rar
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
Winlocker builder 0.5#.rar
Resource
win10v2004-20240802-en
General
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Target
Winlocker builder 0.5#.rar
-
Size
748KB
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MD5
7e87a167f9570385e7d57a0eb38b8556
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SHA1
cb7881a82f8522e060f96bc2ab2e450b393d62cc
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SHA256
87e5bd86b9e8f01629aa207c2db24821757da4b4a8298bf3e4232d2e4fc9f68e
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SHA512
a48e5ac33860cf6e37a571a3521ca0a2e26f359c56de39addffd6ddce420ca927018fb3dc478c5a62d84d120907ec13c1c0e1a02b4c567fa6c114a7a4c60d018
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SSDEEP
12288:3c9F+Waycubc/ewx+uh8KgOTdzDSFBhypPnNMwkYtSeadHIOShby7WFLQAlWPol5:M9FfXc/XxS74VufSPnNMO8eadHIOIyif
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/Winlocker builder 0.5#.exe
Files
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Winlocker builder 0.5#.rar.rar
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Winlocker builder 0.5#.exe.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
CODE Size: 1.1MB - Virtual size: 1.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 19KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 4KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 10KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 16B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 52KB - Virtual size: 51KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 799KB - Virtual size: 799KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ