Behavioral task
behavioral1
Sample
2024-05-23_7d6561d01e0a94a8d9f0bb1db295b76c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-23_7d6561d01e0a94a8d9f0bb1db295b76c_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-23_7d6561d01e0a94a8d9f0bb1db295b76c_cryptolocker
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Size
59KB
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MD5
7d6561d01e0a94a8d9f0bb1db295b76c
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SHA1
0c6377ee825800b48ffeeba457a73c91e796458d
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SHA256
a36f5b6e7f8bd3cf6cc83b3fd6315b7449b7e992886de5833a103b95572ff8b3
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SHA512
0966c965e40d910e9189b30d4f18c6358bb75920e801db45fc73213fa4ffe1b4da9f5ce81ed160a58f8ecf57cf52ff6cee27f692bf82cddd70fbb44579cc3010
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axK3Z+:z6QFElP6n+gKmddpMOtEvwDpj9aYaQZ+
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 2024-05-23_7d6561d01e0a94a8d9f0bb1db295b76c_cryptolocker
Files
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2024-05-23_7d6561d01e0a94a8d9f0bb1db295b76c_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