Behavioral task
behavioral1
Sample
2024-02-18_dd3bf2e94bcb7f1dc2d255a5094e7e36_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_dd3bf2e94bcb7f1dc2d255a5094e7e36_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_dd3bf2e94bcb7f1dc2d255a5094e7e36_cryptolocker
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Size
57KB
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MD5
dd3bf2e94bcb7f1dc2d255a5094e7e36
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SHA1
6ca8c5a6aa0899f6579fa5f7e0826d5ba3eea485
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SHA256
cd7a25dae9d871ac415af8e49401ce5bac6d48a8e1022857b54c642c1d8b0537
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SHA512
7cf2a3eff5bd28ea77e2177dc53e8af8330d8c3b4625ef8e4a67e11116dccbc94b2b85bb1c246fd94dc1fbcbc1435da62b11e9b1ba4834ac82c1da5f8bcfaa23
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appRRe:z6QFElP6n+gKmddpMOtEvwDpj9aYa3e
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 2024-02-18_dd3bf2e94bcb7f1dc2d255a5094e7e36_cryptolocker
Files
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2024-02-18_dd3bf2e94bcb7f1dc2d255a5094e7e36_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