Behavioral task
behavioral1
Sample
2024-01-23_76047b6ca5d02f7d2cf5bcb9df06e82a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_76047b6ca5d02f7d2cf5bcb9df06e82a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_76047b6ca5d02f7d2cf5bcb9df06e82a_cryptolocker
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Size
64KB
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MD5
76047b6ca5d02f7d2cf5bcb9df06e82a
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SHA1
23114be0c2477f3bc4519e78b48d29f89424cba0
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SHA256
5d5fdaa196b14fb36e9540443b4efacbb8f55668139f38fe3914c664c5e9399f
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SHA512
50028b8ac0ece7e45b5552bdd55d10987a73126d783d0e4e803f2466d140e739cfba2afbdfd263135e2029135d2ce8fe3f84b3c35f8cbf46c9eccad54f81a9b4
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gwgum/kLyMro2GtOOtEvwDpjh:T6QFElP6n+gwdmddpMOtEvwDpj
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 2024-01-23_76047b6ca5d02f7d2cf5bcb9df06e82a_cryptolocker
Files
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2024-01-23_76047b6ca5d02f7d2cf5bcb9df06e82a_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