Behavioral task
behavioral1
Sample
2024-01-27_22c3b7864f45bee990aed8bd42e820c0_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_22c3b7864f45bee990aed8bd42e820c0_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-27_22c3b7864f45bee990aed8bd42e820c0_cryptolocker
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Size
64KB
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MD5
22c3b7864f45bee990aed8bd42e820c0
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SHA1
4c123bea8b13727b1284ea05b313190e2337dd18
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SHA256
d57e8e2d1bbc0ae21397bda8bcae906ba9dbfbb4d6164b158c33061ae5949be2
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SHA512
31eb7ddc03a44fbc622e5bc4bcf206b576f9ed9f7d561a099aaf9ff42bde9831dd06117efef534f4b9f6bdfc289897b22d2c4e06645fc7d7bcb67d8dfa3532bc
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXLA: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 2024-01-27_22c3b7864f45bee990aed8bd42e820c0_cryptolocker
Files
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2024-01-27_22c3b7864f45bee990aed8bd42e820c0_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