Analysis Overview
SHA256
83b8c1fb55cec16c3576078b6443e9b2848b444303d75fa181a432c0f9d7cd27
Threat Level: Known bad
The file 2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker was found to be: Known bad.
Malicious Activity Summary
Kinsing
Detection of CryptoLocker Variants
Detection of CryptoLocker Variants
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Unsigned PE
Enumerates physical storage devices
Suspicious use of UnmapMainImage
Modifies system certificate store
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-25 17:40
Signatures
Detection of CryptoLocker Variants
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-25 17:40
Reported
2024-01-25 17:42
Platform
win10v2004-20231215-en
Max time kernel
143s
Max time network
153s
Command Line
Signatures
Kinsing
Detection of CryptoLocker Variants
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\demka.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\demka.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5048 wrote to memory of 1848 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\demka.exe |
| PID 5048 wrote to memory of 1848 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\demka.exe |
| PID 5048 wrote to memory of 1848 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\demka.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker.exe"
C:\Users\Admin\AppData\Local\Temp\demka.exe
"C:\Users\Admin\AppData\Local\Temp\demka.exe"
Network
| Country | Destination | Domain | Proto |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ttms.org | udp |
| US | 35.215.114.222:443 | ttms.org | tcp |
| US | 8.8.8.8:53 | 21.53.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 40.13.222.173.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 222.114.215.35.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 168.117.168.52.in-addr.arpa | udp |
Files
memory/5048-1-0x00000000021E0000-0x00000000021E6000-memory.dmp
memory/5048-0-0x00000000021E0000-0x00000000021E6000-memory.dmp
memory/5048-2-0x0000000000400000-0x0000000000406000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\demka.exe
| MD5 | 8f9b6156d6ada9bedd80c2c58333f658 |
| SHA1 | ec5e243f4470970192e5d159daa88becfcda1022 |
| SHA256 | a3b8eae3248f2d7834b357cdb7e1d56a0689a2e3b34fa3e71a280b2df72fd01e |
| SHA512 | 61b19e4a8f8ae9e467fca0179140f25e55620b467a67c2f04affa72a043064bded78331c91ff9fa5ef45240bbd14bf24f4e370d4980a1c6a8d9d376e0b885e07 |
memory/1848-20-0x00000000020A0000-0x00000000020A6000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-25 17:40
Reported
2024-01-25 17:42
Platform
win7-20231215-en
Max time kernel
118s
Max time network
121s
Command Line
Signatures
Detection of CryptoLocker Variants
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\demka.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker.exe | N/A |
Enumerates physical storage devices
Modifies system certificate store
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 | C:\Users\Admin\AppData\Local\Temp\demka.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\demka.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 | C:\Users\Admin\AppData\Local\Temp\demka.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\demka.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\demka.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2220 wrote to memory of 2744 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\demka.exe |
| PID 2220 wrote to memory of 2744 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\demka.exe |
| PID 2220 wrote to memory of 2744 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\demka.exe |
| PID 2220 wrote to memory of 2744 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\demka.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_e532c7ba364526f012989c5f2a7166d0_cryptolocker.exe"
C:\Users\Admin\AppData\Local\Temp\demka.exe
"C:\Users\Admin\AppData\Local\Temp\demka.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ttms.org | udp |
| US | 35.215.114.222:443 | ttms.org | tcp |
| US | 8.8.8.8:53 | apps.identrust.com | udp |
| GB | 96.17.179.205:80 | apps.identrust.com | tcp |
Files
memory/2220-0-0x00000000003C0000-0x00000000003C6000-memory.dmp
memory/2220-2-0x00000000003C0000-0x00000000003C6000-memory.dmp
memory/2220-1-0x0000000000400000-0x0000000000406000-memory.dmp
\Users\Admin\AppData\Local\Temp\demka.exe
| MD5 | 8f9b6156d6ada9bedd80c2c58333f658 |
| SHA1 | ec5e243f4470970192e5d159daa88becfcda1022 |
| SHA256 | a3b8eae3248f2d7834b357cdb7e1d56a0689a2e3b34fa3e71a280b2df72fd01e |
| SHA512 | 61b19e4a8f8ae9e467fca0179140f25e55620b467a67c2f04affa72a043064bded78331c91ff9fa5ef45240bbd14bf24f4e370d4980a1c6a8d9d376e0b885e07 |
memory/2744-18-0x0000000000360000-0x0000000000366000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Cab4452.tmp
| MD5 | ac05d27423a85adc1622c714f2cb6184 |
| SHA1 | b0fe2b1abddb97837ea0195be70ab2ff14d43198 |
| SHA256 | c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d |
| SHA512 | 6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d |
C:\Users\Admin\AppData\Local\Temp\Tar4511.tmp
| MD5 | 9c0c641c06238516f27941aa1166d427 |
| SHA1 | 64cd549fb8cf014fcd9312aa7a5b023847b6c977 |
| SHA256 | 4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f |
| SHA512 | 936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06 |