Static task
static1
Behavioral task
behavioral1
Sample
2024-02-18_caab7aaef95eac63b2a4bf581f4c1429_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_caab7aaef95eac63b2a4bf581f4c1429_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_caab7aaef95eac63b2a4bf581f4c1429_cryptolocker
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Size
101KB
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MD5
caab7aaef95eac63b2a4bf581f4c1429
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SHA1
6e962416dbbd8ef6148dde26f801c51fea694cd4
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SHA256
131671263d561a1e432f81dd99754fbaad7ae5cd02edd59416d00a4129bed4ac
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SHA512
fe3f01c43976a10567ee801bdad247832f5b20ba6b06b19b40fff7acee26a366332d5c16ec7534545b3eeab1007a1c907d518a733e04e75d347d9617c9a1676c
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2mwu:xj+VGMOtEvwDpjubwQEIiVmkxv/c
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 2024-02-18_caab7aaef95eac63b2a4bf581f4c1429_cryptolocker
Files
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2024-02-18_caab7aaef95eac63b2a4bf581f4c1429_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