Behavioral task
behavioral1
Sample
2024-02-17_92a3e1ff5863fa5a9f154eeb44b8a7fc_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-17_92a3e1ff5863fa5a9f154eeb44b8a7fc_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-17_92a3e1ff5863fa5a9f154eeb44b8a7fc_cryptolocker
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Size
110KB
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MD5
92a3e1ff5863fa5a9f154eeb44b8a7fc
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SHA1
5a701b03e2f159a609efb4f0fe2f3f4bb21ab403
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SHA256
a51165b992fedd63688e3c7fe2ffd5f790e7732b70166db1561cb78a019d9996
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SHA512
f5f23e95027d219e6d5ba0e009ccee749bce72b13332c07da781d2b1ff0fb7d031c9b2b722fe2dd4573adc5d75a3921eec36e489b05c7e0b3745910e9249ad97
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwMgQ:T6a+rdOOtEvwDpjLzk
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_92a3e1ff5863fa5a9f154eeb44b8a7fc_cryptolocker
Files
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2024-02-17_92a3e1ff5863fa5a9f154eeb44b8a7fc_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