Behavioral task
behavioral1
Sample
2024-05-27_f894bc94e4e15822d1c71e1bdfc88ed5_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-27_f894bc94e4e15822d1c71e1bdfc88ed5_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-27_f894bc94e4e15822d1c71e1bdfc88ed5_cryptolocker
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Size
53KB
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MD5
f894bc94e4e15822d1c71e1bdfc88ed5
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SHA1
3f66fbcb689dbd7eef823dc47b7c4e06161623ba
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SHA256
39e7fe36cd4664c512464fa85664b86460063eb9af44d55edf6552b67da9bf15
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SHA512
71c446c8b3c97333ebc3172d29c0ad35bc0a841933e6f4202537a0034d31c1e3b226b98610e205e2123f8ca27db98cbdc9e097e44bde17c0df6d0df99d89b930
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOk/N:z6QFElP6n+gKmddpMOtEvwDpj31ik/N
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 2024-05-27_f894bc94e4e15822d1c71e1bdfc88ed5_cryptolocker
Files
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2024-05-27_f894bc94e4e15822d1c71e1bdfc88ed5_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