Analysis Overview
SHA256
691b962af15936456c9f97a6aca492e4ca229899b68ca4b3517ab42b8f7a0594
Threat Level: Known bad
The file NEAS.691b962af15936456c9f97a6aca492e4ca229899b68ca4b3517ab42b8f7a0594.exe was found to be: Known bad.
Malicious Activity Summary
Mystic
RedLine
Detect Mystic stealer payload
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 10:03
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-11-11 10:03
Reported
2023-11-11 10:12
Platform
win10v2004-20231023-en
Max time kernel
225s
Max time network
235s
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-1-5-21-1114462139-3090196418-29517368-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5xl24uw.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Cz2VK87.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3fB893Zd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Di4Zi4.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5xl24uw.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_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\NEAS.691b962af15936456c9f97a6aca492e4ca229899b68ca4b3517ab42b8f7a0594.exe | N/A |
| 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\Cz2VK87.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1384 set thread context of 3708 | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3fB893Zd.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
| PID 1996 set thread context of 4164 | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Di4Zi4.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 |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\NEAS.691b962af15936456c9f97a6aca492e4ca229899b68ca4b3517ab42b8f7a0594.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.691b962af15936456c9f97a6aca492e4ca229899b68ca4b3517ab42b8f7a0594.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Cz2VK87.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Cz2VK87.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3fB893Zd.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3fB893Zd.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\4Di4Zi4.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Di4Zi4.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3708 -ip 3708
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3708 -s 540
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5xl24uw.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5xl24uw.exe
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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.43.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.252.72.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.1.85.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.173.189.20.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 | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Cz2VK87.exe
| MD5 | 610e1133a76ebd35d98e3135e0c327b0 |
| SHA1 | 187bf9f5b655eaf8cb7d3ede21007af721b7d684 |
| SHA256 | f549e334d72f3ca01d4dc2d938c0f0ea236dc2657e357132e924bbe8ad953821 |
| SHA512 | 3b885be010b98373262ee9b5ecb531c97cded193a83821b6de8976e4ae971fa8bab3053b99d5fb6eb184b8a301e981fb2344e07acff213fcae4a9deb818fea94 |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Cz2VK87.exe
| MD5 | 610e1133a76ebd35d98e3135e0c327b0 |
| SHA1 | 187bf9f5b655eaf8cb7d3ede21007af721b7d684 |
| SHA256 | f549e334d72f3ca01d4dc2d938c0f0ea236dc2657e357132e924bbe8ad953821 |
| SHA512 | 3b885be010b98373262ee9b5ecb531c97cded193a83821b6de8976e4ae971fa8bab3053b99d5fb6eb184b8a301e981fb2344e07acff213fcae4a9deb818fea94 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3fB893Zd.exe
| MD5 | 819e6388ccec6d47b9dfb7bf0756d6c9 |
| SHA1 | 17833be2c50c81b74cba89933b9580e18d0dae4e |
| SHA256 | 4c9dc67e337bc91d73e84e7e6ee7151490fb1b43e945055b36934e03e6e97343 |
| SHA512 | b4de99eba6c76cc99400f1e6c18116965c071321575fef91966415280f34f498f302702a11ac536b9f789ea86d8e22b6acb692da94721b67517c0bd2e68d554c |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3fB893Zd.exe
| MD5 | 819e6388ccec6d47b9dfb7bf0756d6c9 |
| SHA1 | 17833be2c50c81b74cba89933b9580e18d0dae4e |
| SHA256 | 4c9dc67e337bc91d73e84e7e6ee7151490fb1b43e945055b36934e03e6e97343 |
| SHA512 | b4de99eba6c76cc99400f1e6c18116965c071321575fef91966415280f34f498f302702a11ac536b9f789ea86d8e22b6acb692da94721b67517c0bd2e68d554c |
memory/3708-14-0x0000000000400000-0x0000000000433000-memory.dmp
memory/3708-15-0x0000000000400000-0x0000000000433000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Di4Zi4.exe
| MD5 | ad6cfdecee19f2020682d0403e7a3ccd |
| SHA1 | 9c73edd78a901b3b1fd30991f67022b0c068f75b |
| SHA256 | 15e38af8a4cac2ce2af8a0cb68a071bd30b5cdc26a694c3eb14e20ca451d2dc2 |
| SHA512 | 6e3b5a6a5b88a87401f80a8d05f970206345cda17d65ba4a08229725e149d19959906bb1def741bb2af90960ab983385ac7cba77e9ca792c2c058dcec4ac35a8 |
memory/3708-16-0x0000000000400000-0x0000000000433000-memory.dmp
memory/3708-20-0x0000000000400000-0x0000000000433000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Di4Zi4.exe
| MD5 | ad6cfdecee19f2020682d0403e7a3ccd |
| SHA1 | 9c73edd78a901b3b1fd30991f67022b0c068f75b |
| SHA256 | 15e38af8a4cac2ce2af8a0cb68a071bd30b5cdc26a694c3eb14e20ca451d2dc2 |
| SHA512 | 6e3b5a6a5b88a87401f80a8d05f970206345cda17d65ba4a08229725e149d19959906bb1def741bb2af90960ab983385ac7cba77e9ca792c2c058dcec4ac35a8 |
memory/4164-22-0x0000000000400000-0x000000000043C000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5xl24uw.exe
| MD5 | 50705322736ed8099196eb4e6ce664d0 |
| SHA1 | aa633d48071c9e8505ef3d26c3139d519195add7 |
| SHA256 | 14d2eb3be008fdf0d2f908245b11a2946dda26fa767d1b01ae43d1a090553ca2 |
| SHA512 | 6d72a72b3ab2b154250462b329fe88bbac4d0b4ee8f0c62e6e871a9a37ab69ea02160083ebe128b2c161cd1da662f710585c06d7f1b5abb359410c8d2df53231 |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5xl24uw.exe
| MD5 | 50705322736ed8099196eb4e6ce664d0 |
| SHA1 | aa633d48071c9e8505ef3d26c3139d519195add7 |
| SHA256 | 14d2eb3be008fdf0d2f908245b11a2946dda26fa767d1b01ae43d1a090553ca2 |
| SHA512 | 6d72a72b3ab2b154250462b329fe88bbac4d0b4ee8f0c62e6e871a9a37ab69ea02160083ebe128b2c161cd1da662f710585c06d7f1b5abb359410c8d2df53231 |
memory/4164-28-0x0000000073EF0000-0x00000000746A0000-memory.dmp
memory/4164-30-0x00000000081D0000-0x0000000008774000-memory.dmp
memory/4164-32-0x0000000007D00000-0x0000000007D92000-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 | a5ea0ad9260b1550a14cc58d2c39b03d |
| SHA1 | f0aedf295071ed34ab8c6a7692223d22b6a19841 |
| SHA256 | f1b2f662800122bed0ff255693df89c4487fbdcf453d3524a42d4ec20c3d9c04 |
| SHA512 | 7c735c613ece191801114785c1ee26a0485cbf1e8ee2c3b85ba1ad290ef75eec9fede5e1a5dc26d504701f3542e6b6457818f4c1d62448d0db40d5f35c357d74 |
memory/4164-37-0x0000000073EF0000-0x00000000746A0000-memory.dmp
memory/4164-38-0x0000000007E20000-0x0000000007E30000-memory.dmp
memory/4164-39-0x0000000007F40000-0x0000000007F4A000-memory.dmp
memory/4164-40-0x0000000008DA0000-0x00000000093B8000-memory.dmp
memory/4164-41-0x00000000088D0000-0x00000000089DA000-memory.dmp
memory/4164-42-0x0000000008800000-0x0000000008812000-memory.dmp
memory/4164-43-0x0000000007E20000-0x0000000007E30000-memory.dmp