Behavioral task
behavioral1
Sample
2024-02-14_33884c982646e02fc651f27b6cd0c05c_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_33884c982646e02fc651f27b6cd0c05c_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-14_33884c982646e02fc651f27b6cd0c05c_cryptolocker
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Size
89KB
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MD5
33884c982646e02fc651f27b6cd0c05c
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SHA1
c6f876cfce3fbe38c3d041dd29e97123b78a5a40
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SHA256
bc613235c8d0cda7dfa452d69548537d550e4d49abf328f46080dc3c45a64981
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SHA512
4604aa95728b272bf780f3fddc26343d539ded76e122a6c79f1c0be34dfb7c334f6b128301128fd3c693343aafb4b0a830922af4d4ed6205230e139fd175d25a
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjhWT:zCsanOtEvwDpjD
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 2024-02-14_33884c982646e02fc651f27b6cd0c05c_cryptolocker
Files
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2024-02-14_33884c982646e02fc651f27b6cd0c05c_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