Behavioral task
behavioral1
Sample
2024-02-17_9ef6f40986ce62444ec83eaf8e168ed2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-17_9ef6f40986ce62444ec83eaf8e168ed2_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-17_9ef6f40986ce62444ec83eaf8e168ed2_cryptolocker
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Size
117KB
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MD5
9ef6f40986ce62444ec83eaf8e168ed2
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SHA1
55397e62f5418d9cba38beab5f3e98d70898cac3
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SHA256
b1ab298dd86447005a88840950d4af99099ba9badeaa54f7604f961a2b9bac07
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SHA512
b12eb8db710469974d17897bf5bc174c19a6f871fd9f4d8904af694a0069377193f86056fea96c1f444d2a8ddddd3376488f213966ebb88394ba5860159a7cdd
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01I:z6a+CdOOtEvwDpjczm
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 2024-02-17_9ef6f40986ce62444ec83eaf8e168ed2_cryptolocker
Files
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2024-02-17_9ef6f40986ce62444ec83eaf8e168ed2_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