Behavioral task
behavioral1
Sample
2024-06-06_bf9f0c88098ba06d62abb2d7f9349f2d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-06_bf9f0c88098ba06d62abb2d7f9349f2d_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-06_bf9f0c88098ba06d62abb2d7f9349f2d_cryptolocker
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Size
90KB
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MD5
bf9f0c88098ba06d62abb2d7f9349f2d
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SHA1
4dff30d295fb33ae8d63b47c99d9fcbcd668262d
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SHA256
71849af68b12a2b1a5422253724caa94c9ec9294ae53df3dff86b5265da988a3
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SHA512
f6ef0809a2f14201a9fdac187a422fb70a4cd1c20b670308715a171384776228aae6f57919d29098b046851511959934029178257f58a70f02cf39d5154a6d4f
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyG:n6a+1SEOtEvwDpjYYvQd2PT
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 2024-06-06_bf9f0c88098ba06d62abb2d7f9349f2d_cryptolocker
Files
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2024-06-06_bf9f0c88098ba06d62abb2d7f9349f2d_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE