Behavioral task
behavioral1
Sample
2024-03-18_b62bf4c644859b4c1a7763792cb007a9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-18_b62bf4c644859b4c1a7763792cb007a9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-18_b62bf4c644859b4c1a7763792cb007a9_cryptolocker
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Size
74KB
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MD5
b62bf4c644859b4c1a7763792cb007a9
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SHA1
ea13e9a985fce1bd789268ef85a4eb52fad0737a
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SHA256
511a35f7f3de13c4142d6848fd93fe65217967079da3b83161668bb60ed1fe25
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SHA512
e89b7f732eb87c5dbe31cf83e819e7907961bf39e6980b83f249d9e235d78047da400aeb10bf270c478ce977667bbd19ee39962070c40539958f911eda98948f
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcK:T6a+rdOOtEvwDpjNtt
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 2024-03-18_b62bf4c644859b4c1a7763792cb007a9_cryptolocker
Files
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2024-03-18_b62bf4c644859b4c1a7763792cb007a9_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