Behavioral task
behavioral1
Sample
2024-05-10_91f06a6fd002b011ef59be4fa719990a_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-10_91f06a6fd002b011ef59be4fa719990a_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-10_91f06a6fd002b011ef59be4fa719990a_cryptolocker
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Size
58KB
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MD5
91f06a6fd002b011ef59be4fa719990a
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SHA1
4aabbacb50bbf6af9be152b0dda3f51bfd5273f8
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SHA256
2bb457e5831879fb207ecd4ff3686739866345c67c9757d9ccda39c3771d4b46
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SHA512
08b0856085c858622e364e8d1d1dfbfb7fcb431017f8c67c5eff47e33e37cd4338a52d14058241be2836eecbcce3230ea48a6720a360606737cc7050fd786f2a
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPYr:H6QFElP6n+gou9cvMOtEvwDpjCpVXt
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 2024-05-10_91f06a6fd002b011ef59be4fa719990a_cryptolocker
Files
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2024-05-10_91f06a6fd002b011ef59be4fa719990a_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: 11KB - 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