Behavioral task
behavioral1
Sample
2024-05-08_16eef7c9cdb9d7a4a642a83435fb300c_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-08_16eef7c9cdb9d7a4a642a83435fb300c_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-08_16eef7c9cdb9d7a4a642a83435fb300c_cryptolocker
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Size
78KB
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MD5
16eef7c9cdb9d7a4a642a83435fb300c
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SHA1
cf265128ad3a39160aeaad78b689a087373a8b89
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SHA256
dcfd91b4837ec738ff11b3d6010402deedb14f6c72fd54dea75a708836e261cd
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SHA512
4aacf243a923f8745b33b10941622b1a642c851dfb3f7cefd9ccc8dc9e683e91e2fca6ee79f105460a662de7193cb9aa3a632e3c2a5401f25ff7fad2085186b2
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRW:T6a+rdOOtEvwDpjNtH
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 2024-05-08_16eef7c9cdb9d7a4a642a83435fb300c_cryptolocker
Files
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2024-05-08_16eef7c9cdb9d7a4a642a83435fb300c_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