Behavioral task
behavioral1
Sample
2024-02-21_08f7b440a83883ab7dff6d634ad47a1c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-21_08f7b440a83883ab7dff6d634ad47a1c_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_08f7b440a83883ab7dff6d634ad47a1c_cryptolocker
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Size
75KB
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MD5
08f7b440a83883ab7dff6d634ad47a1c
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SHA1
95c3d80e039e7051857cf526b089cdd357415050
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SHA256
b457041a722656e8623aec7441ea0c5aec78c26a1b099fcf7c9870b7b0d5683c
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SHA512
49ec2fc2248d46ddacfb40f9abd1fc1c06e92bcc70dbcd88897d81e521fc9371d9a975619d7055c9986009ba783a93836ff2b5da821439168aaa21ba9272a8b2
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJci:T6a+rdOOtEvwDpjNtt
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 2024-02-21_08f7b440a83883ab7dff6d634ad47a1c_cryptolocker
Files
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2024-02-21_08f7b440a83883ab7dff6d634ad47a1c_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