Behavioral task
behavioral1
Sample
2024-06-05_fb0e38cbd46102cf2c9aed7966388ce4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-05_fb0e38cbd46102cf2c9aed7966388ce4_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-05_fb0e38cbd46102cf2c9aed7966388ce4_cryptolocker
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Size
53KB
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MD5
fb0e38cbd46102cf2c9aed7966388ce4
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SHA1
e5a02480d9a1e902629ade1bae517e502baebed0
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SHA256
d03b977705d2b4c7d0732d205978eb17578e2e5381eee6fc28f1a563fb586f4f
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SHA512
f5c83222e66e9921a6d5f3b40501c562a08e4a3e2f7cd021b54dc52fd146493c45a833a2e16329cbdfc6cd6b763e32cb6eb7f0211b21a2936b6620a831b20040
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXRn:bODOw9acifAoc+ve
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 2024-06-05_fb0e38cbd46102cf2c9aed7966388ce4_cryptolocker
Files
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2024-06-05_fb0e38cbd46102cf2c9aed7966388ce4_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