Behavioral task
behavioral1
Sample
2024-06-11_38e75252ee3c0d886b9a3eb704fd9c48_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-11_38e75252ee3c0d886b9a3eb704fd9c48_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-11_38e75252ee3c0d886b9a3eb704fd9c48_cryptolocker
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Size
91KB
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MD5
38e75252ee3c0d886b9a3eb704fd9c48
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SHA1
b3737cc89e4b498213e8c49d3f0c1b7742204502
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SHA256
f93215c0dc15e0e81d047887de94ec25593a619a5e49c630e4b825e1fdf85832
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SHA512
537d20b74ea99498d07cac2b0280b882609f3bc79552c0dbf2930e8e55fb78ec2215f924b84d4da2bde3fff154e286c45eec39f14846632d9a2f7b92e554aa8c
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/Lsg:n6a+1SEOtEvwDpjYYvQd2Pm
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-06-11_38e75252ee3c0d886b9a3eb704fd9c48_cryptolocker
Files
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2024-06-11_38e75252ee3c0d886b9a3eb704fd9c48_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: 20KB - Virtual size: 32KB
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: 11KB - 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