Analysis Overview
SHA256
b37c7a92be4252134585da6c5cb7f66c996c5a775885353c38511ea349f472ef
Threat Level: Known bad
The file b37c7a92be4252134585da6c5cb7f66c996c5a775885353c38511ea349f472ef was found to be: Known bad.
Malicious Activity Summary
RedLine
Healer family
Detects Healer an antivirus disabler dropper
RedLine payload
Healer
Modifies Windows Defender Real-time Protection settings
Redline family
Executes dropped EXE
Windows security modification
Adds Run key to start application
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-07 14:44
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-07 14:44
Reported
2024-11-07 14:46
Platform
win10v2004-20241007-en
Max time kernel
141s
Max time network
150s
Command Line
Signatures
Detects Healer an antivirus disabler dropper
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Healer
Healer family
Modifies Windows Defender Real-time Protection settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fzu44Wp.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fzu44Wp.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fzu44Wp.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fzu44Wp.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fzu44Wp.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fzu44Wp.exe | N/A |
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\sDN53aI.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sWq63wK.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fzu44Wp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hFh67Hj.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fzu44Wp.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\sWq63wK.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\b37c7a92be4252134585da6c5cb7f66c996c5a775885353c38511ea349f472ef.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\sDN53aI.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\b37c7a92be4252134585da6c5cb7f66c996c5a775885353c38511ea349f472ef.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sDN53aI.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sWq63wK.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hFh67Hj.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fzu44Wp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fzu44Wp.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fzu44Wp.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b37c7a92be4252134585da6c5cb7f66c996c5a775885353c38511ea349f472ef.exe
"C:\Users\Admin\AppData\Local\Temp\b37c7a92be4252134585da6c5cb7f66c996c5a775885353c38511ea349f472ef.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sDN53aI.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sDN53aI.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sWq63wK.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sWq63wK.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fzu44Wp.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fzu44Wp.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hFh67Hj.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hFh67Hj.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| RU | 193.233.20.13:4136 | tcp | |
| RU | 193.233.20.13:4136 | tcp | |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| RU | 193.233.20.13:4136 | tcp | |
| RU | 193.233.20.13:4136 | tcp | |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| RU | 193.233.20.13:4136 | tcp | |
| RU | 193.233.20.13:4136 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sDN53aI.exe
| MD5 | 24cdcc486d555dd4119920d27420395c |
| SHA1 | 2420933325ae37d71496fc6fe943267513e8bcbd |
| SHA256 | ecff47ddf70bd73c1199ab7c9f08060e36e1fced6c1568457be287f2b471d0e5 |
| SHA512 | cb1070581eaa8b84a98bd9db961f3d84feb3e45cc244955d6539768ae2220eb8452507cffed20920e8aaf193e81ec6284fa58357e77b37edcdb419c8df4b990d |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sWq63wK.exe
| MD5 | 5c17583ddedf2bfec0dc7cef0cbe902f |
| SHA1 | cd90eb409807e2e1030c1f0197c9b277f0a81852 |
| SHA256 | 0c9e7d8cb20d9f9565ad3905bcc1b4bcce90f3081a3276ce358b9d744784705a |
| SHA512 | c6d35effca254123589b9df3890aa86b31a84d9387a09c1787a67a87fd11978beda196d6cb48f62b4dc6be6f8d09253aeb151f89537709b8970797887eeb614f |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fzu44Wp.exe
| MD5 | 7e93bacbbc33e6652e147e7fe07572a0 |
| SHA1 | 421a7167da01c8da4dc4d5234ca3dd84e319e762 |
| SHA256 | 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38 |
| SHA512 | 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91 |
memory/1244-21-0x00007FFEFA6F3000-0x00007FFEFA6F5000-memory.dmp
memory/1244-22-0x0000000000AE0000-0x0000000000AEA000-memory.dmp
memory/1244-23-0x00007FFEFA6F3000-0x00007FFEFA6F5000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hFh67Hj.exe
| MD5 | a5f5c5d6291c7ae9e1d1b7ed1e551490 |
| SHA1 | 3d06413341893b838549939e15f8f1eec423d71a |
| SHA256 | 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e |
| SHA512 | d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2 |
memory/2440-28-0x00000000007F0000-0x0000000000822000-memory.dmp
memory/2440-29-0x0000000005760000-0x0000000005D78000-memory.dmp
memory/2440-30-0x00000000052D0000-0x00000000053DA000-memory.dmp
memory/2440-31-0x0000000005200000-0x0000000005212000-memory.dmp
memory/2440-32-0x00000000053E0000-0x000000000541C000-memory.dmp
memory/2440-33-0x0000000005220000-0x000000000526C000-memory.dmp