Behavioral task
behavioral1
Sample
2024-03-15_275e8db98c7e5e4ee5cd92c533855f78_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-15_275e8db98c7e5e4ee5cd92c533855f78_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_275e8db98c7e5e4ee5cd92c533855f78_cryptolocker
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Size
64KB
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MD5
275e8db98c7e5e4ee5cd92c533855f78
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SHA1
5de5078077de395a9034723eea5977086e319e73
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SHA256
a25249fc8cbda0e74fe21af45c0881ca2ed45334af8fb8d15963bcd18870e70a
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SHA512
e2bacb0bfd3b85b9898602f818bf60257b16895ae5c60ef854d82f4c3a9998f23259fdc9252af77f68cbf4d31b13c76da95bc2ed10756c1cd2f7e359011a6804
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5hRXqbj:T6QFElP6n+gxmddpMOtEvwDpjwa3nOj
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 2024-03-15_275e8db98c7e5e4ee5cd92c533855f78_cryptolocker
Files
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2024-03-15_275e8db98c7e5e4ee5cd92c533855f78_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