Behavioral task
behavioral1
Sample
2024-01-26_e2f9451565a59fab2bef5c93ce33c51b_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-26_e2f9451565a59fab2bef5c93ce33c51b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-26_e2f9451565a59fab2bef5c93ce33c51b_cryptolocker
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Size
115KB
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MD5
e2f9451565a59fab2bef5c93ce33c51b
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SHA1
e8b20535b612d92606e6454357bc188a716d6aed
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SHA256
8b150944f9b1da4b5a8dcbb6c7fbf2b7a61b6e75fdb91e0f38576f36cc247d4a
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SHA512
4315a95c2f716e688d811baefc27f832f7297b6d487e04bd91c38c08b0c0477c3782ec563b01de59a78bddc80478396f75cdaefc858157cb4a89bf55e7c122e5
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01d:z6a+CdOOtEvwDpjczP
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 2024-01-26_e2f9451565a59fab2bef5c93ce33c51b_cryptolocker
Files
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2024-01-26_e2f9451565a59fab2bef5c93ce33c51b_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: 10KB - 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