Behavioral task
behavioral1
Sample
2024-06-03_3095b9f923f135af1f56ac8a1dc165c3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-03_3095b9f923f135af1f56ac8a1dc165c3_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-03_3095b9f923f135af1f56ac8a1dc165c3_cryptolocker
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Size
53KB
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MD5
3095b9f923f135af1f56ac8a1dc165c3
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SHA1
8e2b38a598ee3943369ea58326e0b8150e502250
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SHA256
ef6cd06b00ed7a96e4754b27f411882159fe9423b4d4713eaa1e01897e4ca07a
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SHA512
61a9e494523b17e4e10312e8291955102f6a52027c34b4f2d1c9852faf7be9354acedc20fc8cca1988780178d09574f8fef63cc641e35997e661fa36bc56ae8c
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXU:bODOw9acifAoc+vv
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-06-03_3095b9f923f135af1f56ac8a1dc165c3_cryptolocker
Files
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2024-06-03_3095b9f923f135af1f56ac8a1dc165c3_cryptolocker.exe windows:5 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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 12KB
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