Behavioral task
behavioral1
Sample
2024-02-20_67943417a83c280d90c0c93c6519d255_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_67943417a83c280d90c0c93c6519d255_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_67943417a83c280d90c0c93c6519d255_cryptolocker
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Size
56KB
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MD5
67943417a83c280d90c0c93c6519d255
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SHA1
b8576b32b217049643d08f087a5f4883d85d0c59
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SHA256
62bf083b73e0f93418603635256ddf928856429e15f2e55e7d1b420945a3cecb
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SHA512
2acfa05e6e36048acfea10416bc0393407aa771c2bfbf44a666ff69e51a9426b3a584ba2459d54f0c3bc8d12f71b35c0a88faa1c4e0b4950f169171c71a38793
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax84Qc:z6QFElP6n+gKmddpMOtEvwDpj9aYaR
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 2024-02-20_67943417a83c280d90c0c93c6519d255_cryptolocker
Files
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2024-02-20_67943417a83c280d90c0c93c6519d255_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