Behavioral task
behavioral1
Sample
2024-04-22_56f4ade50d03e9b923d149fab2450823_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-22_56f4ade50d03e9b923d149fab2450823_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-22_56f4ade50d03e9b923d149fab2450823_cryptolocker
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Size
50KB
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MD5
56f4ade50d03e9b923d149fab2450823
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SHA1
2017f62154db2f15bb1d1a3b3142c00af7823c4f
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SHA256
04c8917408a29fb6494557ca69c7f9db576a953de54dddd032b3aabf02e16b6c
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SHA512
9faae4fb378c727145e4e3cad6aa412e8f8fd23d4405586144498e8546500176c5c8cc91705cc76e46257fe2dbb677535eb327a740d5267ca83ff116f2cd5986
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvt3y:bODOw9acifAoc+vi
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 2024-04-22_56f4ade50d03e9b923d149fab2450823_cryptolocker
Files
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2024-04-22_56f4ade50d03e9b923d149fab2450823_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