Behavioral task
behavioral1
Sample
2024-04-22_229cfe3cccfddc2364180d606731e11f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-22_229cfe3cccfddc2364180d606731e11f_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-22_229cfe3cccfddc2364180d606731e11f_cryptolocker
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Size
60KB
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MD5
229cfe3cccfddc2364180d606731e11f
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SHA1
f5bf33def9ae5f717b26a02551e05d76dd15b039
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SHA256
495cfd29d17f02764495c744a13ad92defdfa7191e2d0652f9e32fd958451fbb
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SHA512
b22ac2aa6a1b2528417526c9e73c430c9e39cf61665a81ea480723e0fa270566c56b9d5029d9c42ccbf75721ef61d96e5c9ea775836e8a9692bab67f21f7caf4
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHNMw:1nK6a+qdOOtEvwDpjC
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 2024-04-22_229cfe3cccfddc2364180d606731e11f_cryptolocker
Files
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2024-04-22_229cfe3cccfddc2364180d606731e11f_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