Static task
static1
Behavioral task
behavioral1
Sample
2024-04-06_4c8a2f78a56efc78c260e48cafd8bf3c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-06_4c8a2f78a56efc78c260e48cafd8bf3c_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-04-06_4c8a2f78a56efc78c260e48cafd8bf3c_cryptolocker
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Size
42KB
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MD5
4c8a2f78a56efc78c260e48cafd8bf3c
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SHA1
dab741a629413d32f6b92acb0b0374766cc84f28
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SHA256
987482ef18afcb3384c6703a51809cffb2e79911341ed6cd95d5e9bccf8c502e
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SHA512
110693c4a1215d720e21a8c6ea95358b98c3a513bea66c1c6f9d36cac442e7d3985ba35d021bee12b8e3bea2f3ec5d9381b037b0bfbbf291b70792ac20539164
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6n8gB:6j+1NMOtEvwDpjrR8i
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_4c8a2f78a56efc78c260e48cafd8bf3c_cryptolocker
Files
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2024-04-06_4c8a2f78a56efc78c260e48cafd8bf3c_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: 11KB - Virtual size: 12KB
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