Behavioral task
behavioral1
Sample
2024-02-18_40808d08c8b849710068c776bff45759_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_40808d08c8b849710068c776bff45759_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_40808d08c8b849710068c776bff45759_cryptolocker
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Size
115KB
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MD5
40808d08c8b849710068c776bff45759
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SHA1
a131d05501def179ff0072000ce928a11c8d1c51
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SHA256
7d707eee0703d72e2e0736b3560073f16380b3bbca95c17349ee7779e70fca15
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SHA512
83c2195f9a3f6b32f9a61ab3cbd18079d1e9f8f9f7bb9e3f45883734d34be8e2277c0e568ad15b1d2cd20c45ceb439ba877fd5372b20d61aead4eef2d241d5fc
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNLX93Wh:T6a+rdOOtEvwDpjLzA
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 2024-02-18_40808d08c8b849710068c776bff45759_cryptolocker
Files
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2024-02-18_40808d08c8b849710068c776bff45759_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