Analysis Overview
SHA256
f51fb02c3f6700e7ebfd52cfa9ef546230907387f4e3d80d33d6fd0d28b6ffe5
Threat Level: Known bad
The file NEAS.f51fb02c3f6700e7ebfd52cfa9ef546230907387f4e3d80d33d6fd0d28b6ffe5.exe was found to be: Known bad.
Malicious Activity Summary
Detect Mystic stealer payload
RedLine
Mystic
RedLine payload
Checks computer location settings
Executes dropped EXE
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-11-11 10:17
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-11-11 10:17
Reported
2023-11-11 10:20
Platform
win10v2004-20231023-en
Max time kernel
144s
Max time network
161s
Command Line
Signatures
Detect Mystic stealer payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Mystic
RedLine
RedLine payload
| 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-1-5-21-3125601242-331447593-1512828465-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5xu40ts.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Cf6RW16.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3Qp526sL.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Ie8nj9.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5xu40ts.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Cf6RW16.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\NEAS.f51fb02c3f6700e7ebfd52cfa9ef546230907387f4e3d80d33d6fd0d28b6ffe5.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4524 set thread context of 4496 | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3Qp526sL.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
| PID 2388 set thread context of 1004 | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Ie8nj9.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\NEAS.f51fb02c3f6700e7ebfd52cfa9ef546230907387f4e3d80d33d6fd0d28b6ffe5.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.f51fb02c3f6700e7ebfd52cfa9ef546230907387f4e3d80d33d6fd0d28b6ffe5.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Cf6RW16.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Cf6RW16.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3Qp526sL.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3Qp526sL.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Ie8nj9.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Ie8nj9.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4496 -ip 4496
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5xu40ts.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5xu40ts.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 540
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 540
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\is64.bat" "
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.24.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.1.85.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.202.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.178.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.143.182.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Cf6RW16.exe
| MD5 | 0e5b290557b9cd41652e551aedeaac2b |
| SHA1 | 1279fc4d53a71abf57cfcf27750df6f2b94c7630 |
| SHA256 | 9fef4d1eb390aab46b08f3670318f1af87e58bf943219963b10130be5096a891 |
| SHA512 | 686cbb9261cfdf0a2d55e4b8593c02ea7dd0adc9d4257203dd4ef62ef931c647df6ebd60c07163dbaccd0645ae1b99e00be408a476bcb41a8dc31a6671e10bdb |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Cf6RW16.exe
| MD5 | 0e5b290557b9cd41652e551aedeaac2b |
| SHA1 | 1279fc4d53a71abf57cfcf27750df6f2b94c7630 |
| SHA256 | 9fef4d1eb390aab46b08f3670318f1af87e58bf943219963b10130be5096a891 |
| SHA512 | 686cbb9261cfdf0a2d55e4b8593c02ea7dd0adc9d4257203dd4ef62ef931c647df6ebd60c07163dbaccd0645ae1b99e00be408a476bcb41a8dc31a6671e10bdb |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3Qp526sL.exe
| MD5 | 784667bb96ccb30c4cf44f2c5f493769 |
| SHA1 | 28185165ab4dbbb4a139ae1af0bb6934ebe05c04 |
| SHA256 | 1025fb084bca865df30e69eea7a9a4a3c852626e148b340de661e6f5b63bc1c9 |
| SHA512 | 62c9def097f132cdb26b11e586f3e15407b9eb9e9e32f79460a3be1bd4c8e046db8488f754cd1c1cc4fe4025a3f9bc9484e94eae0c7d273050f8e6548d12bc20 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3Qp526sL.exe
| MD5 | 784667bb96ccb30c4cf44f2c5f493769 |
| SHA1 | 28185165ab4dbbb4a139ae1af0bb6934ebe05c04 |
| SHA256 | 1025fb084bca865df30e69eea7a9a4a3c852626e148b340de661e6f5b63bc1c9 |
| SHA512 | 62c9def097f132cdb26b11e586f3e15407b9eb9e9e32f79460a3be1bd4c8e046db8488f754cd1c1cc4fe4025a3f9bc9484e94eae0c7d273050f8e6548d12bc20 |
memory/4496-14-0x0000000000400000-0x0000000000433000-memory.dmp
memory/4496-16-0x0000000000400000-0x0000000000433000-memory.dmp
memory/4496-15-0x0000000000400000-0x0000000000433000-memory.dmp
memory/4496-18-0x0000000000400000-0x0000000000433000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Ie8nj9.exe
| MD5 | 14d9834611ad581afcfea061652ff6cb |
| SHA1 | 802f964d0be7858eb2f1e7c6fcda03501fd1b71c |
| SHA256 | e6e9b3d830f2d7860a09d596576e8ab0131c527b47dda73fe727b71b44c8cf60 |
| SHA512 | cbef1f44eb76d719c60d857a567a3fc700d62751111337cd4f8d30deae6901dc361320f28dac5ec5468420419eed66cada20f4c90fe07db6a3f8cf959eba31b5 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Ie8nj9.exe
| MD5 | 14d9834611ad581afcfea061652ff6cb |
| SHA1 | 802f964d0be7858eb2f1e7c6fcda03501fd1b71c |
| SHA256 | e6e9b3d830f2d7860a09d596576e8ab0131c527b47dda73fe727b71b44c8cf60 |
| SHA512 | cbef1f44eb76d719c60d857a567a3fc700d62751111337cd4f8d30deae6901dc361320f28dac5ec5468420419eed66cada20f4c90fe07db6a3f8cf959eba31b5 |
memory/1004-22-0x0000000000400000-0x000000000043C000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5xu40ts.exe
| MD5 | cee786a25fd6f61ce321972831c42632 |
| SHA1 | 6252d3daa95eac5ae87937d4fc1001ba9f1e56ac |
| SHA256 | 5b4aad12b72037d3ff8aa7020ef8410823d75f0fe1ab6ac282cd7667cbbff6e3 |
| SHA512 | 970433ba0aabbc2a938556abfef375b9b18d71b8cf33e639d70a0c10060c06657fa148dbff8beb8eb0e05525617484b7194500f4f213a9c2eaf20256fd4b67af |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5xu40ts.exe
| MD5 | cee786a25fd6f61ce321972831c42632 |
| SHA1 | 6252d3daa95eac5ae87937d4fc1001ba9f1e56ac |
| SHA256 | 5b4aad12b72037d3ff8aa7020ef8410823d75f0fe1ab6ac282cd7667cbbff6e3 |
| SHA512 | 970433ba0aabbc2a938556abfef375b9b18d71b8cf33e639d70a0c10060c06657fa148dbff8beb8eb0e05525617484b7194500f4f213a9c2eaf20256fd4b67af |
memory/1004-28-0x0000000073740000-0x0000000073EF0000-memory.dmp
memory/1004-30-0x00000000078F0000-0x0000000007E94000-memory.dmp
memory/1004-31-0x00000000073E0000-0x0000000007472000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is64.bat
| MD5 | 225edee1d46e0a80610db26b275d72fb |
| SHA1 | ce206abf11aaf19278b72f5021cc64b1b427b7e8 |
| SHA256 | e1befb57d724c9dc760cf42d7e0609212b22faeb2dc0c3ffe2fbd7134ff69559 |
| SHA512 | 4f01a2a248a1322cb690b7395b818d2780e46f4884e59f1ab96125d642b6358eea97c7fad6023ef17209b218daa9c88d15ea2b92f124ecb8434c0c7b4a710504 |
C:\Users\Admin\AppData\Local\Temp\is64.txt
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
memory/1004-37-0x0000000007360000-0x0000000007370000-memory.dmp
memory/1004-38-0x0000000073740000-0x0000000073EF0000-memory.dmp
memory/1004-39-0x00000000073D0000-0x00000000073DA000-memory.dmp
memory/1004-40-0x0000000007360000-0x0000000007370000-memory.dmp
memory/1004-41-0x00000000084C0000-0x0000000008AD8000-memory.dmp
memory/1004-42-0x0000000007EA0000-0x0000000007FAA000-memory.dmp
memory/1004-43-0x0000000007780000-0x0000000007792000-memory.dmp
memory/1004-44-0x00000000077E0000-0x000000000781C000-memory.dmp
memory/1004-45-0x0000000007820000-0x000000000786C000-memory.dmp