Behavioral task
behavioral1
Sample
2024-02-25_9a70ddfc0b4d16334ccfdc1493ab083d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_9a70ddfc0b4d16334ccfdc1493ab083d_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_9a70ddfc0b4d16334ccfdc1493ab083d_cryptolocker
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Size
117KB
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MD5
9a70ddfc0b4d16334ccfdc1493ab083d
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SHA1
e28a5179fb5f1e5bddf788c2c2ee916cdfa3a79f
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SHA256
e71855921e10914a2f72770f412dca95e03eb4721beceaa329bec80668ca8c0d
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SHA512
7098f8ad6fc47a89539ce568edc19809d2f04603e32c12e226485110dbddbd4685e7a7fe316ac8dc27691cd5119d6a7a576f28878426f7da74cd3ee18a9a9ada
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01J:z6a+CdOOtEvwDpjczL
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 2024-02-25_9a70ddfc0b4d16334ccfdc1493ab083d_cryptolocker
Files
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2024-02-25_9a70ddfc0b4d16334ccfdc1493ab083d_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: 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