Behavioral task
behavioral1
Sample
2024-02-20_c58cd40ce50447aaf2fc17f390a3d896_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_c58cd40ce50447aaf2fc17f390a3d896_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_c58cd40ce50447aaf2fc17f390a3d896_cryptolocker
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Size
71KB
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MD5
c58cd40ce50447aaf2fc17f390a3d896
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SHA1
833eda6cea34eade81ec8118acf9ca642780aa06
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SHA256
0590cb7df8f42c0940360922463dc7da3d818bc4c358af75c77216da5652c33c
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SHA512
888f9f840138903a2d3814256a769eac116c305cd04456567a9a1d34e4febc8ecf3abfa60e27534001d467c56a6dca3fc215a0294ccef447bedc447132fb1338
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalB:1nK6a+qdOOtEvwDpjo
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 2024-02-20_c58cd40ce50447aaf2fc17f390a3d896_cryptolocker
Files
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2024-02-20_c58cd40ce50447aaf2fc17f390a3d896_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