Behavioral task
behavioral1
Sample
2024-05-24_649150b883f69dba0cf460291957b2d7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-24_649150b883f69dba0cf460291957b2d7_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-24_649150b883f69dba0cf460291957b2d7_cryptolocker
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Size
52KB
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MD5
649150b883f69dba0cf460291957b2d7
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SHA1
df1622140e12388cca0bb3e37a60eac6b4af35b7
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SHA256
b44e81b4a90f90ce959715ac42b9ef6d0878f789e8b895379a792f13fa3c6503
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SHA512
9ebc46b308bb3cf2c261fab055698616f453490ce87c2a8f4f85ddfd4f90514af488ce8ab6dacff3194f5afbc7a175311c73369a1be21b4a9b69e4fe25dd831d
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXT:bODOw9acifAoc+v2T
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 2024-05-24_649150b883f69dba0cf460291957b2d7_cryptolocker
Files
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2024-05-24_649150b883f69dba0cf460291957b2d7_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