Behavioral task
behavioral1
Sample
2024-04-04_5cef6a974cdd572c063740b883ae0f48_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-04_5cef6a974cdd572c063740b883ae0f48_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-04-04_5cef6a974cdd572c063740b883ae0f48_cryptolocker
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Size
82KB
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MD5
5cef6a974cdd572c063740b883ae0f48
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SHA1
507beba9fe7686389ec634e12d452c62601f8658
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SHA256
898204d8a808ecd3ced3a8068e05e4713b446007d0729d66e2671ef9b5c492bf
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SHA512
a07df6543fb6d90e8f6598f069f1109ac98fb54519deb849e9444ef593e1eef00aa933a5da448d5cde552dc6cbe8985e87240485cf7fd411783b5651b89d2855
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0gen:T6a+rdOOtEvwDpjNte
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 2024-04-04_5cef6a974cdd572c063740b883ae0f48_cryptolocker
Files
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2024-04-04_5cef6a974cdd572c063740b883ae0f48_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