Behavioral task
behavioral1
Sample
2024-04-19_860c9bc7a9bd2d9f9d3bccae00c64ea0_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-19_860c9bc7a9bd2d9f9d3bccae00c64ea0_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_860c9bc7a9bd2d9f9d3bccae00c64ea0_cryptolocker
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Size
99KB
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MD5
860c9bc7a9bd2d9f9d3bccae00c64ea0
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SHA1
ffc89d4b4e6f4c7330440f291b46f66da9215d59
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SHA256
14504a6244e43cf440be0433f129d1402a4b348b228f875655dd36ed9567136d
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SHA512
a3b92b62afd0bac5443e32ea33b8588c011cf9fe2f91dd07c55e89275a773f87e3e96755115d0b501e8c52a223c19000445a4c78c15c6d65129025b072f6d093
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiXv:z6a+CdOOtEvwDpjcb
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 2024-04-19_860c9bc7a9bd2d9f9d3bccae00c64ea0_cryptolocker
Files
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2024-04-19_860c9bc7a9bd2d9f9d3bccae00c64ea0_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