Behavioral task
behavioral1
Sample
2024-01-18_f2182eb60d7221b9e3bff8a866f6abd5_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-18_f2182eb60d7221b9e3bff8a866f6abd5_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-18_f2182eb60d7221b9e3bff8a866f6abd5_cryptolocker
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Size
116KB
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MD5
f2182eb60d7221b9e3bff8a866f6abd5
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SHA1
e483f6cba6ddd0360fa6fa1e7c6e0dd9371988dd
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SHA256
f43dcaaf1dc7b0bff576da0a9c517bdd825e7dc43d8e823039fd22722e6e2b56
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SHA512
570426d830bac3a07f93b0aa498185201aace041f818dbd4e69f3ff728f0a56ef26068ab1661376f56aef17ef52227adcc9505254a9f8250d88819a116bf1532
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01QaW:z6a+CdOOtEvwDpjczA
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 2024-01-18_f2182eb60d7221b9e3bff8a866f6abd5_cryptolocker
Files
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2024-01-18_f2182eb60d7221b9e3bff8a866f6abd5_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