Behavioral task
behavioral1
Sample
2024-06-09_89206bc9b137b266016eb8907b0a95c0_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-09_89206bc9b137b266016eb8907b0a95c0_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-09_89206bc9b137b266016eb8907b0a95c0_cryptolocker
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Size
53KB
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MD5
89206bc9b137b266016eb8907b0a95c0
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SHA1
b5ba32c69e2d1ff736435c9534557572f573fe13
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SHA256
1f157d103ab227cd5ac74eb973e98421b8bad8fb3effa5168f861057a887c82b
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SHA512
400ba80470def4d2cd6af5021271e69e88fec1a9e36b3ff64ba6e1b38c8f6ba7dc309e29388f73892c255d346643c6b8151342d4f1d1598b695b12e22f768c79
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOw:bODOw9acifAoc+v7
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 2024-06-09_89206bc9b137b266016eb8907b0a95c0_cryptolocker
Files
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2024-06-09_89206bc9b137b266016eb8907b0a95c0_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