Behavioral task
behavioral1
Sample
2024-01-24_8eda71dd7b5d074567ea5ae1a46a9404_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-24_8eda71dd7b5d074567ea5ae1a46a9404_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_8eda71dd7b5d074567ea5ae1a46a9404_cryptolocker
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Size
56KB
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MD5
8eda71dd7b5d074567ea5ae1a46a9404
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SHA1
f499a665eca47663aa4dbf113f138d3f04bc19e8
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SHA256
f693afaaa57ba52d27f5ba510f194e6cde854e662a02c8e4ea52f688a94e19c4
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SHA512
8fdeab69715af7eacd91657fa6dbea50bc51c48bf11c0b0fb68680a0b01ceb8ebba0d79139c6ef5bf27813914ff8ee5b04ebab6f8662c0c2be859af52e6ccc24
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ap7l:z6QFElP6n+gKmddpMOtEvwDpj9aYaFl
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 2024-01-24_8eda71dd7b5d074567ea5ae1a46a9404_cryptolocker
Files
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2024-01-24_8eda71dd7b5d074567ea5ae1a46a9404_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_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