Behavioral task
behavioral1
Sample
2024-06-04_7b191f4e53bf9c9220b2e4ea665d3b4c_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-06-04_7b191f4e53bf9c9220b2e4ea665d3b4c_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-04_7b191f4e53bf9c9220b2e4ea665d3b4c_cryptolocker
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Size
54KB
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MD5
7b191f4e53bf9c9220b2e4ea665d3b4c
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SHA1
397d1407457cc2b6edfaca0683c0daa5a2fe1835
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SHA256
c4f3fa3e11e6a17fab83f0de612c813799e5a78410e77682ead529f1b5324e1f
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SHA512
abe105d4e204f75386dec15e62589f2f485cfa52c7a747e952ac050d95180c80acac72477458026b256c77e79074d558218d9024ad53e6c6eca26b52a138b6e4
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOkaY:z6QFElP6n+gKmddpMOtEvwDpj31ikf
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 2024-06-04_7b191f4e53bf9c9220b2e4ea665d3b4c_cryptolocker
Files
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2024-06-04_7b191f4e53bf9c9220b2e4ea665d3b4c_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