Behavioral task
behavioral1
Sample
2024-03-29_55986be9b356cffa30737ed632b9d908_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-29_55986be9b356cffa30737ed632b9d908_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-29_55986be9b356cffa30737ed632b9d908_cryptolocker
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Size
109KB
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MD5
55986be9b356cffa30737ed632b9d908
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SHA1
43328b2388a722f76616b01cc251f8f5cc6db139
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SHA256
b41caff3693cd919defdc86ed377eee5643a36007d1f4c5e9ae1c6bfd0bd4608
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SHA512
883b92aefd8747a422117b194b8cd1857fd4cecbd54cc1f90d4e097b0edef8714b6b21eab1c36f2d35cfec2fb6edaccc5b0ee88f13875344418a3754e556155c
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GkszfG:1nK6a+qdOOtEvwDpjK
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 2024-03-29_55986be9b356cffa30737ed632b9d908_cryptolocker
Files
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2024-03-29_55986be9b356cffa30737ed632b9d908_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