Static task
static1
Behavioral task
behavioral1
Sample
2024-02-18_4ba7892a256f6fac5adfb8b77e3446b2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_4ba7892a256f6fac5adfb8b77e3446b2_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_4ba7892a256f6fac5adfb8b77e3446b2_cryptolocker
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Size
99KB
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MD5
4ba7892a256f6fac5adfb8b77e3446b2
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SHA1
403b0d15947b0bb01fcbef8d6a0ebdff7de4f728
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SHA256
e1e6952aae4f21c5c2b2583c7261fb186b9b288285ba496cd32c147bf22b9ccc
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SHA512
9dd113f8edcda42c3dbf198b50180ad195be2d13c22009d4a8adf1a4b1807822de910e2ca5e9bbfbb0a6405d0184e4fc2dd5f2a8619f2b31e1ace743bc60983c
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2K:xj+VGMOtEvwDpjubwQEIiVmkxv/m
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_4ba7892a256f6fac5adfb8b77e3446b2_cryptolocker
Files
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2024-02-18_4ba7892a256f6fac5adfb8b77e3446b2_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