Behavioral task
behavioral1
Sample
2024-05-10_b015eb7bd9d8ac0ada8fb33b6690cd62_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-10_b015eb7bd9d8ac0ada8fb33b6690cd62_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-10_b015eb7bd9d8ac0ada8fb33b6690cd62_cryptolocker
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Size
59KB
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MD5
b015eb7bd9d8ac0ada8fb33b6690cd62
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SHA1
8d7d72be69b398b13799b37e86cb3124069bd074
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SHA256
821a2fe3e7ab0cb9e65ccb294f3ed86ca2e2955f62ffaae42979319f2ad7bdf3
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SHA512
8cd61fd2c4c4e3be0c50a4dd60e9620f9ae73d4eafbc17317bb5e210aa909394374ee439ecb949cccd03572e2b91ef93cf0185b7928c23cc3a6cd6d71f6977da
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appulf/:z6QFElP6n+gKmddpMOtEvwDpj9aYaUf/
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 2024-05-10_b015eb7bd9d8ac0ada8fb33b6690cd62_cryptolocker
Files
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2024-05-10_b015eb7bd9d8ac0ada8fb33b6690cd62_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