Behavioral task
behavioral1
Sample
2024-04-23_5a96e685ca0649863745edcd11b7a98d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_5a96e685ca0649863745edcd11b7a98d_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_5a96e685ca0649863745edcd11b7a98d_cryptolocker
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Size
85KB
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MD5
5a96e685ca0649863745edcd11b7a98d
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SHA1
1a2e533ffd6c3681bb513815088ba9f256cadc7a
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SHA256
4e647ed5a3bde40d594d1805293786865a4d75fb22edcf743d4434b27b9d5405
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SHA512
fefb06b178af8957ab6a3d284a7e4c9ed3ef42293d33ebef33c47d4330077b3b6162bf0fe964b697f862ba1113e719062b5594fca739b292bf905447a285a7c5
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5Rp:T6a+rdOOtEvwDpjNU
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 2024-04-23_5a96e685ca0649863745edcd11b7a98d_cryptolocker
Files
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2024-04-23_5a96e685ca0649863745edcd11b7a98d_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_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - 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