Behavioral task
behavioral1
Sample
2024-05-12_58375808a27f52b16a206bbc942cd7b6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-12_58375808a27f52b16a206bbc942cd7b6_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-12_58375808a27f52b16a206bbc942cd7b6_cryptolocker
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Size
52KB
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MD5
58375808a27f52b16a206bbc942cd7b6
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SHA1
71d30535930a764fb77b5568a56c983f5ab4763f
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SHA256
5ab86187566ab8aade5f346c650a705cf43acfc4f287d4a52ca15f1a0e920136
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SHA512
cc3ea279b90cbe1ed0586bc3eb5ec24306d9cff3b647fc0e4694f71f7492f35b5b7e4665c6ec4e38be2595249ed2c8e1b13b1354dba0d59671ef6af0c2102ae8
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOnv:z6QFElP6n+gKmddpMOtEvwDpj31iv
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 2024-05-12_58375808a27f52b16a206bbc942cd7b6_cryptolocker
Files
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2024-05-12_58375808a27f52b16a206bbc942cd7b6_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