Analysis Overview
SHA256
21a520c78e32775b6f657fcad7d3a09767b82b2801f7bf22c849546dc6b5e28a
Threat Level: Known bad
The file 21a520c78e32775b6f657fcad7d3a09767b82b2801f7bf22c849546dc6b5e28a was found to be: Known bad.
Malicious Activity Summary
RedLine
RedLine payload
Redline family
Executes dropped EXE
Adds Run key to start application
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-10 12:42
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-10 12:42
Reported
2024-11-10 12:44
Platform
win10v2004-20241007-en
Max time kernel
132s
Max time network
149s
Command Line
Signatures
RedLine
RedLine payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Redline family
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sUE95MX.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sVr87UI.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kqr85BG.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_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sVr87UI.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\21a520c78e32775b6f657fcad7d3a09767b82b2801f7bf22c849546dc6b5e28a.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\sUE95MX.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\21a520c78e32775b6f657fcad7d3a09767b82b2801f7bf22c849546dc6b5e28a.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sUE95MX.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sVr87UI.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kqr85BG.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\21a520c78e32775b6f657fcad7d3a09767b82b2801f7bf22c849546dc6b5e28a.exe
"C:\Users\Admin\AppData\Local\Temp\21a520c78e32775b6f657fcad7d3a09767b82b2801f7bf22c849546dc6b5e28a.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sUE95MX.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sUE95MX.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sVr87UI.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sVr87UI.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kqr85BG.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kqr85BG.exe
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 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 73.209.201.84.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| RU | 193.233.20.12:4132 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sUE95MX.exe
| MD5 | d7815fa16bdd7b1e7f8b5f03bd9c35d2 |
| SHA1 | ea91847c7cdec2f3ad68599e6d288fd1bd60506c |
| SHA256 | 2392fda629a36bbb0849d242904ec5d27d6fdd91379bdbf1277b8e6189de3c6d |
| SHA512 | ee2bbdab343a31213e608b9fcf03cdb964c88a626cbcb716793706fd736a9fe181029a99759b47cf85e47849689281046983f26da6b12e0627603c244e2fcd34 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sVr87UI.exe
| MD5 | 24c09228658c2215d669712ef8c7dd32 |
| SHA1 | b4fbfbca5966bbef891e30e62a032e290d51f0cf |
| SHA256 | f759a1b74e4ba5e501c5a8a1fbc794a5f3d8884891b112d3ec1e0402405836d5 |
| SHA512 | 0bd8251212bfe7fb5e710d377de508316588a7bcc70f08d279262d2fe78e578a941a7af57dd1f9e3d99a6b3b1aa570ea89f0059034573fe6e18c9282e5953bdf |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kqr85BG.exe
| MD5 | da6f3bef8abc85bd09f50783059964e3 |
| SHA1 | a0f25f60ec1896c4c920ea397f40e6ce29724322 |
| SHA256 | e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b |
| SHA512 | 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec |
memory/3320-21-0x0000000000B70000-0x0000000000BA2000-memory.dmp
memory/3320-22-0x0000000005990000-0x0000000005FA8000-memory.dmp
memory/3320-23-0x0000000005510000-0x000000000561A000-memory.dmp
memory/3320-24-0x0000000005460000-0x0000000005472000-memory.dmp
memory/3320-25-0x0000000005480000-0x00000000054BC000-memory.dmp
memory/3320-26-0x00000000054C0000-0x000000000550C000-memory.dmp