Static task
static1
Behavioral task
behavioral1
Sample
2024-02-18_66f20d1a77a170c543996cb68aef364d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_66f20d1a77a170c543996cb68aef364d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_66f20d1a77a170c543996cb68aef364d_cryptolocker
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Size
104KB
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MD5
66f20d1a77a170c543996cb68aef364d
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SHA1
8f1cd3870bc476b4cf4d159b4119c04697b29d69
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SHA256
8d06413607db2265d0845e6405316a65ab16ddc7372f7bdf328b2bb050590f12
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SHA512
138d19e0ebf2e772b804b2c1b3a531bc0a18ac6b076135985c8fed45d8bfd461a6a35120cfcda9271e9cd89ceb39f2d8a747b936a791320905df5ce705086c33
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWjy9Z:xj+VGMOtEvwDpjubwQEIikuZ
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_66f20d1a77a170c543996cb68aef364d_cryptolocker
Files
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2024-02-18_66f20d1a77a170c543996cb68aef364d_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