Behavioral task
behavioral1
Sample
2024-04-09_fd3c0a2f2f0ceec58cd0955ddc999792_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-09_fd3c0a2f2f0ceec58cd0955ddc999792_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_fd3c0a2f2f0ceec58cd0955ddc999792_cryptolocker
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Size
119KB
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MD5
fd3c0a2f2f0ceec58cd0955ddc999792
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SHA1
cf607d97e86ec6efd5a4c5df5b220e67f8ef1557
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SHA256
7afafb742b3bb90764ac241e34fc7db1fe9adf9ed135f5aba3d9749c2106f874
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SHA512
56d29b57e72fc441e68fad06d6f74c75a9f5257817c709e30d9d4d3ee308de5d638822d182ec001451bcb130c015bdb78c4b9fbc50967b7eb33b4db847a09e43
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01S0:z6a+CdOOtEvwDpjczX
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 2024-04-09_fd3c0a2f2f0ceec58cd0955ddc999792_cryptolocker
Files
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2024-04-09_fd3c0a2f2f0ceec58cd0955ddc999792_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