Behavioral task
behavioral1
Sample
2024-02-25_84a05cdf3540db30f705e9a4d122dec0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_84a05cdf3540db30f705e9a4d122dec0_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_84a05cdf3540db30f705e9a4d122dec0_cryptolocker
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Size
81KB
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MD5
84a05cdf3540db30f705e9a4d122dec0
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SHA1
773e99b750994b78b0e8ed775865a8d03ac2d29d
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SHA256
99b57f57a10a1142f2397b88af76548c69f4c408aca44521df034a1019a0eaf2
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SHA512
dc4f298b8c9b9d972c04004eb28d94bfc9c643502c50425b400f3666a4214a31ada3051a78e7d9f96dc71e351485475e1e56e7b0ee78ccff37285e97cc4f188b
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7Wlu:T6a+rdOOtEvwDpjNR
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 2024-02-25_84a05cdf3540db30f705e9a4d122dec0_cryptolocker
Files
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2024-02-25_84a05cdf3540db30f705e9a4d122dec0_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