Behavioral task
behavioral1
Sample
2024-05-30_42b6efc5b42ab633c03ddd7f0dc3a928_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-30_42b6efc5b42ab633c03ddd7f0dc3a928_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-30_42b6efc5b42ab633c03ddd7f0dc3a928_cryptolocker
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Size
66KB
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MD5
42b6efc5b42ab633c03ddd7f0dc3a928
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SHA1
e3dee720ba39fe9d2a7a4ea0720d1765b19fda49
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SHA256
4472a330fe342b69443c38dd408c7571bf94561e20cb65b373a3466c866c250f
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SHA512
ceaf3f50d6442bd7c6f622af0c04c8055f92b9539e6c750d48579185979f6a8a77783bbbe295ea3cf32412c20efe6be053cced92101fc08375a00696c6606bb5
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXXu:1nK6a+qdOOtEvwDpje
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 2024-05-30_42b6efc5b42ab633c03ddd7f0dc3a928_cryptolocker
Files
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2024-05-30_42b6efc5b42ab633c03ddd7f0dc3a928_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE