Behavioral task
behavioral1
Sample
2024-02-28_7f81406ee32da6117dddf8bd776f1469_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_7f81406ee32da6117dddf8bd776f1469_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_7f81406ee32da6117dddf8bd776f1469_cryptolocker
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Size
116KB
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MD5
7f81406ee32da6117dddf8bd776f1469
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SHA1
f54cb1d517149b0241a0ad3f1f48c77c04ac9c36
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SHA256
2ed7ab828fb64b7a30c586ed5a2c2da509fc8b3121e8f6d613fee3705b18951b
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SHA512
66697ddcfdbfa14609c0e1357a0c71a98ba6c46aff2e4412518f0cf50a86d10bbb5f058d321d5dbbc214c49382a3e42c16a1348601cb1d15f037b1b68519475a
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01c:z6a+CdOOtEvwDpjczK
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 2024-02-28_7f81406ee32da6117dddf8bd776f1469_cryptolocker
Files
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2024-02-28_7f81406ee32da6117dddf8bd776f1469_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