Behavioral task
behavioral1
Sample
2024-04-23_78801d9826aecd78bf133f27a867ef2b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_78801d9826aecd78bf133f27a867ef2b_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_78801d9826aecd78bf133f27a867ef2b_cryptolocker
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Size
51KB
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MD5
78801d9826aecd78bf133f27a867ef2b
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SHA1
e357be4ae9f81c152f5b2ff198352359e7e9b74b
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SHA256
e00fcd8586f9b6ed885854f69258b83c10a622bd10294a33565ada4b523a6377
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SHA512
7e05d22e3e59c892cc8a32eb16c6a0f2df5127fc29702e3285656854b2d46bbee9c1bd26458d70513d1378e24a45fa7f4dbec25011afa0df2ef6dac8475a370c
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTO/:z6QFElP6n+gKmddpMOtEvwDpj31i/
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 2024-04-23_78801d9826aecd78bf133f27a867ef2b_cryptolocker
Files
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2024-04-23_78801d9826aecd78bf133f27a867ef2b_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