Behavioral task
behavioral1
Sample
2024-01-24_f6a7b751de0ea46baa30cd6fd54f8ad8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_f6a7b751de0ea46baa30cd6fd54f8ad8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_f6a7b751de0ea46baa30cd6fd54f8ad8_cryptolocker
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Size
64KB
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MD5
f6a7b751de0ea46baa30cd6fd54f8ad8
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SHA1
12d99e852e5f959bc6ba78b3139d0d0106172bc2
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SHA256
29083022c591919344053c0565cd9dad389cf70aad997c0949d1f354d5772438
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SHA512
a9458ae66e73d2c70c268c86d0e52639e88a5c5832c49d3e1e06e7f869352c8eec2595067e9fdf718121a86f643bac5275b2c014f5c0efed6a8f53d4d1e55371
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+g0Uum/kLyMro2GtOOtEvwDpjh:T6QFElP6n+g0hmddpMOtEvwDpj
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_f6a7b751de0ea46baa30cd6fd54f8ad8_cryptolocker
Files
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2024-01-24_f6a7b751de0ea46baa30cd6fd54f8ad8_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