Behavioral task
behavioral1
Sample
2024-02-04_faa475e19f44d2512892f20f04902e89_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-04_faa475e19f44d2512892f20f04902e89_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_faa475e19f44d2512892f20f04902e89_cryptolocker
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Size
67KB
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MD5
faa475e19f44d2512892f20f04902e89
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SHA1
15ab8757cb29c046a20d4d42c471c56361ff4e06
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SHA256
7545ba510ff8fb3447429c15716ab49e3b30166055bb835f423814b0ca5dfc2c
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SHA512
8d3f164c270ca2b8e1980abcb028782923534255a37014d18ba214ac5ce0f5d480beea4fa7d8c251c20c75d90ba4991af3ae8424028ad09b95ce10bd4a202b99
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBN:z6a+CdOOtEvwDpjQv
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 2024-02-04_faa475e19f44d2512892f20f04902e89_cryptolocker
Files
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2024-02-04_faa475e19f44d2512892f20f04902e89_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