Behavioral task
behavioral1
Sample
2024-01-24_f307181b9ac43416fada1554e9ffa057_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_f307181b9ac43416fada1554e9ffa057_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_f307181b9ac43416fada1554e9ffa057_cryptolocker
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Size
62KB
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MD5
f307181b9ac43416fada1554e9ffa057
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SHA1
a4e1c59b67c89db7238c1a4dd95664a0c7904250
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SHA256
acc7c456b898047461ed642571641220e8dbe16115f86bcaf51ccba0d1149c80
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SHA512
00d91d7db59da851d457d1cfb75f8d2fc64da2c889413c9a312833ec80f37a54329bb9b50c3a966595f855c37a5714b0cbf274ce4966994526538608e37001bb
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5hRX4:T6QFElP6n+gxmddpMOtEvwDpjwa3n4
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_f307181b9ac43416fada1554e9ffa057_cryptolocker
Files
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2024-01-24_f307181b9ac43416fada1554e9ffa057_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