Behavioral task
behavioral1
Sample
2024-02-23_8d599c001711c0ea08e655c9d1d39220_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_8d599c001711c0ea08e655c9d1d39220_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_8d599c001711c0ea08e655c9d1d39220_cryptolocker
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Size
82KB
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MD5
8d599c001711c0ea08e655c9d1d39220
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SHA1
2d560943f286b29e87dc3aedf90a4be21bfd5038
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SHA256
237389391ba9cc96d01450d1e4d7b56af0fe7c73f4664122cef051e403449aed
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SHA512
b2af706cf122dc699c85b8d4eb473a4c32a64eaa812140f0c3ab7727b89fb07c2b608dc393d8a56c8294ef3d966aef77915b95eeee66ceeeae6c4032e19763f1
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7HH:T6a+rdOOtEvwDpjNb
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_8d599c001711c0ea08e655c9d1d39220_cryptolocker
Files
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2024-02-23_8d599c001711c0ea08e655c9d1d39220_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