Behavioral task
behavioral1
Sample
2024-05-20_d6cd132474d5b3abac2e32dcf35ee2d5_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-20_d6cd132474d5b3abac2e32dcf35ee2d5_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-20_d6cd132474d5b3abac2e32dcf35ee2d5_cryptolocker
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Size
42KB
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MD5
d6cd132474d5b3abac2e32dcf35ee2d5
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SHA1
7be36babba10aeef43f953a2a4e0d2d0eb094759
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SHA256
5497e3268d064a43728efe4fcb5418a7f18051dba2fdd7a7c878fe9645c17e06
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SHA512
15c7bc2b7ec164752cc311a2775b569ea803804fbde0b055c2e77e81bcc8a011c8b678a1dbcb5a6ca6586ce098beeeb1f639e93601831fce93faffa1d537b8e7
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHvAY:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKN
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-20_d6cd132474d5b3abac2e32dcf35ee2d5_cryptolocker
Files
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2024-05-20_d6cd132474d5b3abac2e32dcf35ee2d5_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: 16KB - Virtual size: 28KB
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: 8KB - 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