Behavioral task
behavioral1
Sample
2024-04-06_4b0bcb27b7aaedf298da81ec5d88385b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-06_4b0bcb27b7aaedf298da81ec5d88385b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-06_4b0bcb27b7aaedf298da81ec5d88385b_cryptolocker
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Size
75KB
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MD5
4b0bcb27b7aaedf298da81ec5d88385b
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SHA1
5578554165abf668a990f1f0a66a5bef12d9624e
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SHA256
f9c60491343e9668a3a5949b4c1bf7ed3339cc335243a46c9935f83e12d63537
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SHA512
2af68f047c3340f3194b0111019a8a07e5d90f53433cf476f9be3aa3c07514b427934caa28ebf474c06868cbbf229dc7d7337e10af2f10c71a092c2570a0915f
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxd:T6a+rdOOtEvwDpjNtHPO
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 2024-04-06_4b0bcb27b7aaedf298da81ec5d88385b_cryptolocker
Files
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2024-04-06_4b0bcb27b7aaedf298da81ec5d88385b_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