Behavioral task
behavioral1
Sample
2024-04-15_a675c7ad2947fcc815dc8acd1d55812a_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-04-15_a675c7ad2947fcc815dc8acd1d55812a_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-15_a675c7ad2947fcc815dc8acd1d55812a_cryptolocker
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Size
49KB
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MD5
a675c7ad2947fcc815dc8acd1d55812a
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SHA1
e9f69bf4b7fc5ffd4a7246c03a39ed35d47d4954
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SHA256
aa1087abf2c5bc82d33567c970d4452280d2b332afb2b2b394942a79f05f226d
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SHA512
851f64933a303d29a8eb80abc75bf51e562f6cd906e752711c59e3eaac9395001431f4d3d651dd1e4003fd3fab01dbde10f938d6152885217b9befd977c12c25
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtJ:bODOw9acifAoc+vJ
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 2024-04-15_a675c7ad2947fcc815dc8acd1d55812a_cryptolocker
Files
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2024-04-15_a675c7ad2947fcc815dc8acd1d55812a_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