Behavioral task
behavioral1
Sample
2024-03-05_b15d5c315a6fd95328eff97f1b13d084_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_b15d5c315a6fd95328eff97f1b13d084_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_b15d5c315a6fd95328eff97f1b13d084_cryptolocker
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Size
82KB
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MD5
b15d5c315a6fd95328eff97f1b13d084
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SHA1
af0f6fa031e3fe806b4d78a53c0f96781ed140c0
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SHA256
203c10fe22fb1eb20e57695d7b496814e2401fd1583b9a52e68f65ddc2f37003
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SHA512
bb60b0352eb2853d1b5ee0875be65ef572b29e84b17f9ffd6571fb3dfd0d2de2e981c37ebdbb05fbfa10ced8ddda6a0192b3bec65cb5c5c4fb714bb588b0bd3e
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7Hy:T6a+rdOOtEvwDpjNm
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 2024-03-05_b15d5c315a6fd95328eff97f1b13d084_cryptolocker
Files
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2024-03-05_b15d5c315a6fd95328eff97f1b13d084_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