Behavioral task
behavioral1
Sample
2024-02-14_bd9274facf05cb95d3600aea2d57aaf2_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-14_bd9274facf05cb95d3600aea2d57aaf2_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-14_bd9274facf05cb95d3600aea2d57aaf2_cryptolocker
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Size
115KB
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MD5
bd9274facf05cb95d3600aea2d57aaf2
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SHA1
6f394534ee0cb1158a3a21cd685a6cb8cdd91e78
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SHA256
65e819a5d185d63bbee12207856b1d70dfc43a1c5ead1e8c1eb4883fd972efb7
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SHA512
4a5ca433b9d10f77bd8fc5b867e642260786a981ea58a0ea67da555ca7b70140350e6e1f63c88036a89cab4755b5c6f2ab5877165b77de953147244fd6543d60
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNLX95:T6a+rdOOtEvwDpjLzl
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 2024-02-14_bd9274facf05cb95d3600aea2d57aaf2_cryptolocker
Files
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2024-02-14_bd9274facf05cb95d3600aea2d57aaf2_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_CODE
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