Behavioral task
behavioral1
Sample
2024-06-15_3909ac58d130a73acc7a83e66de6bbdc_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-15_3909ac58d130a73acc7a83e66de6bbdc_cryptolocker.exe
Resource
win10v2004-20240611-en
General
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Target
2024-06-15_3909ac58d130a73acc7a83e66de6bbdc_cryptolocker
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Size
91KB
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MD5
3909ac58d130a73acc7a83e66de6bbdc
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SHA1
40a8579f966ff99cc4971e8f42bd2998ad5ac8e6
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SHA256
d4d4f72649384267bb27b9bddb406cbe8ce31a241cee18d8116b4a18fee06622
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SHA512
9013fc8ae7961dc2844cd9ad17759b04b449fb1003c196e863c9290ca284b083823de4059820126f43d12b6ee1c0ad8c8745292c4892dcca9db09a3e8812bfdf
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyt:n6a+1SEOtEvwDpjYYvQd2Pc
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 2024-06-15_3909ac58d130a73acc7a83e66de6bbdc_cryptolocker
Files
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2024-06-15_3909ac58d130a73acc7a83e66de6bbdc_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: 11KB - 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