Static task
static1
Behavioral task
behavioral1
Sample
2024-01-27_ef604ff321a135b09c2ba21a5b01e69a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_ef604ff321a135b09c2ba21a5b01e69a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_ef604ff321a135b09c2ba21a5b01e69a_cryptolocker
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Size
95KB
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MD5
ef604ff321a135b09c2ba21a5b01e69a
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SHA1
b97db9ab1062cb1ef05e725b231caa7691751542
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SHA256
b31bd37acf60361aa73013b03c12f23f1a8481f07e3e93bc558f0bdd88bb2c52
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SHA512
fcc52f51358f7084732c6c6fec87fb66a0173a6d43a2c1b080bc2b7e270c329bc0e2d3fa5cfe3958330881bf184c58970150d3788724cb278f72a3dc7f25448f
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJvfT3J:xj+VGMOtEvwDpjubwQEIiVmkfJ
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 2024-01-27_ef604ff321a135b09c2ba21a5b01e69a_cryptolocker
Files
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2024-01-27_ef604ff321a135b09c2ba21a5b01e69a_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