Behavioral task
behavioral1
Sample
2024-02-23_53ca7a4bd39d86accaab1cc0d9f8e336_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_53ca7a4bd39d86accaab1cc0d9f8e336_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_53ca7a4bd39d86accaab1cc0d9f8e336_cryptolocker
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Size
61KB
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MD5
53ca7a4bd39d86accaab1cc0d9f8e336
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SHA1
e4b651e9119c713f60bf4c7712aa1c93aab05c61
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SHA256
88761557b70b0755ace5ab0752004e8046857c918b7e825df3bb072ccfe233df
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SHA512
dc02e6616b62b85e52cb8f83ce993b46a23348df658aa4c438d065f0ce1dfc42569c36e2c39c54e608393e5c14ee579dfb249c821bbff908762009da290da6be
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5aFr7YOzR8lK:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAW
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 2024-02-23_53ca7a4bd39d86accaab1cc0d9f8e336_cryptolocker
Files
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2024-02-23_53ca7a4bd39d86accaab1cc0d9f8e336_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