Static task
static1
Behavioral task
behavioral1
Sample
2024-03-06_57a76e5e0c99b6fef0ef1748c8baa19e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_57a76e5e0c99b6fef0ef1748c8baa19e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_57a76e5e0c99b6fef0ef1748c8baa19e_cryptolocker
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Size
100KB
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MD5
57a76e5e0c99b6fef0ef1748c8baa19e
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SHA1
7e9f12d682f71f655df49fa6208f1d1be9db7e45
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SHA256
863d555f8ada1f1405e551faec3e75cfe469822fad457d7e1f34b1a971a23222
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SHA512
af7d6c46f355374de1074bf861cdc70ecf5d8646bf5b04ff5b998c40aea6ca5919f650a3826ad61a3454f0dc6b219f4062704668094b9998a89b0d1b4b93f0f9
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2yOf:xj+VGMOtEvwDpjubwQEIiVmkxv/u0
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-06_57a76e5e0c99b6fef0ef1748c8baa19e_cryptolocker
Files
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2024-03-06_57a76e5e0c99b6fef0ef1748c8baa19e_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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