Behavioral task
behavioral1
Sample
2024-02-17_99eb70f0fbdb41f283ac020b0dcd8988_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-17_99eb70f0fbdb41f283ac020b0dcd8988_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-17_99eb70f0fbdb41f283ac020b0dcd8988_cryptolocker
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Size
108KB
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MD5
99eb70f0fbdb41f283ac020b0dcd8988
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SHA1
443eb49954514c4117a0bd93066056aeea24ab8e
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SHA256
75823f6be0ae261efd920453d677b33021c3426df5d7f2db0a789b9dfa6774d8
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SHA512
83c9e2d3cea4c06893f87748ac1fdb69e550203cc2eb26211f531b7257303158221bfadc9bf18d02f530fbde2e168d237048571fd8c19eee4e00df2ba68f4361
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgEi: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 2024-02-17_99eb70f0fbdb41f283ac020b0dcd8988_cryptolocker
Files
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2024-02-17_99eb70f0fbdb41f283ac020b0dcd8988_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