Behavioral task
behavioral1
Sample
2024-02-21_3957b69c246f0fdcf78e5197ba2db864_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-21_3957b69c246f0fdcf78e5197ba2db864_cryptolocker.exe
Resource
win10v2004-20240220-en
General
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Target
2024-02-21_3957b69c246f0fdcf78e5197ba2db864_cryptolocker
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Size
105KB
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MD5
3957b69c246f0fdcf78e5197ba2db864
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SHA1
74f302e05e3b114f23c72360f59d0df23577fda7
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SHA256
27b4134cfed5010dc4f4a476d3f50d759231ddde57cbc98cb2b117ac0a47ec45
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SHA512
5e7bf44d7fedab4ca70b4631ff3635d6d3c97894bfd50b105cfa2a95b247b164a9aa05778ce8b68b9387a15403a762ca683edf2c255e397c23be1cf7034a84ba
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksaLA:1nK6a+qdOOtEvwDpj9
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 2024-02-21_3957b69c246f0fdcf78e5197ba2db864_cryptolocker
Files
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2024-02-21_3957b69c246f0fdcf78e5197ba2db864_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