Behavioral task
behavioral1
Sample
2024-02-03_323c085b8aa69369c11f6ee4f2f98fc0_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-03_323c085b8aa69369c11f6ee4f2f98fc0_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_323c085b8aa69369c11f6ee4f2f98fc0_cryptolocker
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Size
82KB
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MD5
323c085b8aa69369c11f6ee4f2f98fc0
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SHA1
c4d04281075a5e3446a2b0ab2e0011ca5551bf87
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SHA256
2a716df0aaf9c56449d10ac1437ffbc16e415eb1f1b9d1b2599c5608d001c1a0
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SHA512
74e480a81f96b54d30b7080159a2bca5ca27b4555ce39b91d69c020dd0f03f04cb7ff70fd6e4d50efa29d87bdc7009a50858377d121f81830f91a13891cabc8b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1x:zCsanOtEvwDpj7
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 2024-02-03_323c085b8aa69369c11f6ee4f2f98fc0_cryptolocker
Files
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2024-02-03_323c085b8aa69369c11f6ee4f2f98fc0_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_CODE
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