Behavioral task
behavioral1
Sample
2024-02-23_c9a9fab1fdc21ed01f1b682588a70b56_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_c9a9fab1fdc21ed01f1b682588a70b56_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_c9a9fab1fdc21ed01f1b682588a70b56_cryptolocker
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Size
69KB
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MD5
c9a9fab1fdc21ed01f1b682588a70b56
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SHA1
7fe086656342cf8380306a0d05d98773e591be21
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SHA256
ccb16e318650420f2803cbdd74724b78359530d705b949c331eba67b0b245b89
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SHA512
ae19fa5d2b7ba659e4092be16b76282eba7d04c7a1500c8fcb1b9c7bf9254e0dd0d856a8a6bd1b540e0d407b8bebac18e5521f9334eb129a0c30cc1cc9c50613
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBW:z6a+CdOOtEvwDpjQY
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 2024-02-23_c9a9fab1fdc21ed01f1b682588a70b56_cryptolocker
Files
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2024-02-23_c9a9fab1fdc21ed01f1b682588a70b56_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