Behavioral task
behavioral1
Sample
2024-06-11_4563a68eced04484a2bbde5b5f5c1583_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-11_4563a68eced04484a2bbde5b5f5c1583_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-11_4563a68eced04484a2bbde5b5f5c1583_cryptolocker
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Size
91KB
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MD5
4563a68eced04484a2bbde5b5f5c1583
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SHA1
37187877a240bcd653a1e0a9879f1da2e1e15e5e
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SHA256
ed6fcea9e60274bdc8252f67edae9273c66d8d8c2d38a4e76dfc6b8fbbfb3e9c
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SHA512
6f859226a7dc3bf1b7465e22080ff240af591833ea60a12ac7bcd2eec408c36e55078e0cf0076c64c605554788fa28bfc8e26735fbd9564d1b322c6b7bb00cc6
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyY:n6a+1SEOtEvwDpjYYvQd2PB
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 2024-06-11_4563a68eced04484a2bbde5b5f5c1583_cryptolocker
Files
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2024-06-11_4563a68eced04484a2bbde5b5f5c1583_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