Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_523bc21777ec38b6c0fa27260bdefaad_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_523bc21777ec38b6c0fa27260bdefaad_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_523bc21777ec38b6c0fa27260bdefaad_cryptolocker
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Size
100KB
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MD5
523bc21777ec38b6c0fa27260bdefaad
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SHA1
ae59a46ec556692bf278d903c49af1ce48614ac1
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SHA256
83919fc14f4c0d967ea2903332f4fa0153fcfeb87a5d703b2575e7d410c3b437
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SHA512
dffa93ec8687270a73cc224f16f4d5f3dff86e460865d9511cd1d999593b69789d5ce0b4825394a844486792d76640a1541e56b942a25c5cee0034911c02afe3
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2zq:xj+VGMOtEvwDpjubwQEIiVmkxv/Pq
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 2024-02-22_523bc21777ec38b6c0fa27260bdefaad_cryptolocker
Files
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2024-02-22_523bc21777ec38b6c0fa27260bdefaad_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