Behavioral task
behavioral1
Sample
2024-02-23_be381a0e37608527fd6bd932aea7c53b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_be381a0e37608527fd6bd932aea7c53b_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_be381a0e37608527fd6bd932aea7c53b_cryptolocker
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Size
91KB
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MD5
be381a0e37608527fd6bd932aea7c53b
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SHA1
48304e8436fd4afa3f7e699600ad6ed07335e151
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SHA256
b6d93cd3b8eab819c230c84f64cd84f3efa6f838a342e1dc99c4617de8b64af5
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SHA512
abeded8def4f0ce9cc65b89d66e8e1a74777fb73fb8989c617571387451fe8491fc77064ae1e1a9f90aa27f605a8c85f27f794fe753c0747429f876a7ea26ad0
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87UvA:zCsanOtEvwDpjx
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 2024-02-23_be381a0e37608527fd6bd932aea7c53b_cryptolocker
Files
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2024-02-23_be381a0e37608527fd6bd932aea7c53b_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