Behavioral task
behavioral1
Sample
2024-02-18_76846b89c80969ebeff997e38278e677_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_76846b89c80969ebeff997e38278e677_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-18_76846b89c80969ebeff997e38278e677_cryptolocker
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Size
83KB
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MD5
76846b89c80969ebeff997e38278e677
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SHA1
d90e6d8647d21e6e7d491644624461abccd6c5a8
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SHA256
1275e592bfb891fe5ea96e55ebdd2cae65e91ec6bf00babdb8af92213325c01b
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SHA512
930c14318e0d9d0b1a65ad2b8b468f27d9e1643ae05b7fc55cb1061fe5f34b157d494beffa254579a137d51f4fb5315a4b686b95ab5e5bde792f28c3fdc40ef1
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7p8:T6a+rdOOtEvwDpjNq
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 2024-02-18_76846b89c80969ebeff997e38278e677_cryptolocker
Files
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2024-02-18_76846b89c80969ebeff997e38278e677_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