Behavioral task
behavioral1
Sample
2024-05-22_62fb5ca4613684aadc8d1936744d8a2e_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-22_62fb5ca4613684aadc8d1936744d8a2e_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-22_62fb5ca4613684aadc8d1936744d8a2e_cryptolocker
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Size
79KB
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MD5
62fb5ca4613684aadc8d1936744d8a2e
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SHA1
f4542bfad25904f697d35837538895612094662c
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SHA256
a4263741b2fb24e81dc06b40bfca3f9f891e08fdc3b18c5ee9075511a159b3b1
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SHA512
87dc886eaddcd52798650384ad5a6387b2782760fdb5375e7a2625078613be7e84b74c072d3e697a893a68bdfbab3e58f6643b902e65412ac0e6a16334faf5f1
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRk:T6a+rdOOtEvwDpjNth
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-05-22_62fb5ca4613684aadc8d1936744d8a2e_cryptolocker
Files
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2024-05-22_62fb5ca4613684aadc8d1936744d8a2e_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