Static task
static1
Behavioral task
behavioral1
Sample
2024-02-04_2b38f1e03a16c332ab0738a072d99fe8_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-04_2b38f1e03a16c332ab0738a072d99fe8_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-04_2b38f1e03a16c332ab0738a072d99fe8_cryptolocker
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Size
99KB
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MD5
2b38f1e03a16c332ab0738a072d99fe8
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SHA1
025dedaa6afc242356f7aa943f6add8ffca0802c
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SHA256
4815897377e356abae214d5b6f5fd9ccccd7a62c4636e167858117ad43921ec0
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SHA512
969e3990e712d4fd634f4c2947648d9642b39df64823d21c205180c0a191c71141cbcd276b841b3f32525dfd446b2136df29083c087a5f8cb6f15f674749bff0
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2m:xj+VGMOtEvwDpjubwQEIiVmkxv/a
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 2024-02-04_2b38f1e03a16c332ab0738a072d99fe8_cryptolocker
Files
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2024-02-04_2b38f1e03a16c332ab0738a072d99fe8_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