Static task
static1
Behavioral task
behavioral1
Sample
2024-03-11_91f6185b455fcd08afa49a034b9c3ada_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-11_91f6185b455fcd08afa49a034b9c3ada_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_91f6185b455fcd08afa49a034b9c3ada_cryptolocker
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Size
101KB
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MD5
91f6185b455fcd08afa49a034b9c3ada
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SHA1
ac57f5eaf9dc50df50de4ce715d84f536d8714a6
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SHA256
19ba1a02732da51a1c3305048e518db5f3ccb320fc98856990016a37d31022df
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SHA512
1fbce76a24e0dd74e3296d27331c91d445ef47ef515192ac9fdbfe0a9021557c5a6a15f23e79bfb64b4f191b2b28a5b5bf13e3adfed75b6266bf5d53e22f8fc6
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2sm:xj+VGMOtEvwDpjubwQEIiVmkxv/d
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 2024-03-11_91f6185b455fcd08afa49a034b9c3ada_cryptolocker
Files
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2024-03-11_91f6185b455fcd08afa49a034b9c3ada_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