Behavioral task
behavioral1
Sample
2024-02-12_21cfea167f48816561fb1354e63ffae5_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_21cfea167f48816561fb1354e63ffae5_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_21cfea167f48816561fb1354e63ffae5_cryptolocker
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Size
107KB
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MD5
21cfea167f48816561fb1354e63ffae5
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SHA1
35cc5dd602905bea563b1b857ab2de137c7e46af
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SHA256
e35942eb7d9a3cde4e01e1487f76aaf0172824e4b486c42cb794c8dc6a9bf7f6
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SHA512
54d490881f872d92351c7f2486fc5cef625450fac788c328331d3e8ef1bccda680cc9dbefee9aff90db8d101c4c3b462c7ed1bc45c2ac79a34ce5ab717f6c76e
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgE2:1nK6a+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 2024-02-12_21cfea167f48816561fb1354e63ffae5_cryptolocker
Files
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2024-02-12_21cfea167f48816561fb1354e63ffae5_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