Behavioral task
behavioral1
Sample
2024-02-18_8df9dc70930daf8ef1e9d2b8948e0c31_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_8df9dc70930daf8ef1e9d2b8948e0c31_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-18_8df9dc70930daf8ef1e9d2b8948e0c31_cryptolocker
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Size
61KB
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MD5
8df9dc70930daf8ef1e9d2b8948e0c31
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SHA1
c37230a8626e6019bc21ab53094d2d86114207be
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SHA256
c8e18e46fbd8c27cf9aa46a4a5f8c5c303424db67eeef22c6a6798cc48db6b27
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SHA512
2302a04366479f3efbbc11d61228f16664923e44e6bfdfc55e18e30be3071ad54625886eb81101a7622ffdf54fcd6611ae2230e2738ced8708a7cce88b254d3d
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5S9Uta:T6QFElP6n+gxmddpMOtEvwDpjwa38H
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 2024-02-18_8df9dc70930daf8ef1e9d2b8948e0c31_cryptolocker
Files
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2024-02-18_8df9dc70930daf8ef1e9d2b8948e0c31_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