Static task
static1
Behavioral task
behavioral1
Sample
2024-04-06_b9c2833cf87b76f353e185667a3b6ff3_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-04-06_b9c2833cf87b76f353e185667a3b6ff3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-06_b9c2833cf87b76f353e185667a3b6ff3_cryptolocker
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Size
95KB
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MD5
b9c2833cf87b76f353e185667a3b6ff3
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SHA1
fa188f6a8a64150283fda4970c0b47659d8b831e
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SHA256
c19ea33e2972e609a74a769a6650f16039388e3a0aaa8806adcf560832e06880
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SHA512
72585dd47308a9f22ef33f179107d9bdbe48e25e10494d45dbb0b77a0b9153fd406a8735937899ef70260c0c918f2bb024834ad4b257ae85b3c38fee81067360
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJY2:xj+VGMOtEvwDpjubwQEIiVmks2
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 2024-04-06_b9c2833cf87b76f353e185667a3b6ff3_cryptolocker
Files
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2024-04-06_b9c2833cf87b76f353e185667a3b6ff3_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