Behavioral task
behavioral1
Sample
2024-04-15_3fab262833e0aff50640533a8562b996_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-04-15_3fab262833e0aff50640533a8562b996_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-15_3fab262833e0aff50640533a8562b996_cryptolocker
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Size
99KB
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MD5
3fab262833e0aff50640533a8562b996
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SHA1
6b3026021f51aecec87c0c70459ddf8cc4077508
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SHA256
ba26b6851c9c7d239f7247f8637ecf8254ef444febb8893022266f4e11597b8f
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SHA512
13db185a37f730cc0789a887c63bd8341dc72b438c07b9da2b1ee1679c788661296224db0bd4432d6bd3e3a75ab6786bc428c1b916391a6d4bc6359264c9e726
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiXTE:z6a+CdOOtEvwDpjcE
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 2024-04-15_3fab262833e0aff50640533a8562b996_cryptolocker
Files
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2024-04-15_3fab262833e0aff50640533a8562b996_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