Behavioral task
behavioral1
Sample
2024-02-23_986fbdb8c18ed9fad6052437b873ca4e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_986fbdb8c18ed9fad6052437b873ca4e_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_986fbdb8c18ed9fad6052437b873ca4e_cryptolocker
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Size
82KB
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MD5
986fbdb8c18ed9fad6052437b873ca4e
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SHA1
f321a09f7ae3b3432186c7e24e0da92492facb83
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SHA256
d2597b3084aaa6d2776bae8ac734fd2833bea8eca13608294ec509d41184b9ed
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SHA512
4a6d9ab4dcb19d7ee1727311af62c35717b1fddf8a4a7d3b75ba5151c50fbed1ce8d71b127981a4754e0b818427d74c2086a98ced1a3c11a0134db9ef9c0814b
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vF:T6a+rdOOtEvwDpjNh
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_986fbdb8c18ed9fad6052437b873ca4e_cryptolocker
Files
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2024-02-23_986fbdb8c18ed9fad6052437b873ca4e_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