Analysis Overview
SHA256
f83c2f3091514fa2772993c5e9b954c132c899cf23eb746b8243f7c5264f932c
Threat Level: Known bad
The file f83c2f3091514fa2772993c5e9b954c132c899cf23eb746b8243f7c5264f932c was found to be: Known bad.
Malicious Activity Summary
Healer family
Redline family
RedLine
RedLine payload
Detects Healer an antivirus disabler dropper
Modifies Windows Defender Real-time Protection settings
Healer
Windows security modification
Executes dropped EXE
Adds Run key to start application
Unsigned PE
System Location Discovery: System Language Discovery
Program crash
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-08 04:08
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-08 04:08
Reported
2024-11-08 04:11
Platform
win10v2004-20241007-en
Max time kernel
126s
Max time network
142s
Command Line
Signatures
Detects Healer an antivirus disabler dropper
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Healer
Healer family
Modifies Windows Defender Real-time Protection settings
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe | N/A |
RedLine
RedLine payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Redline family
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naR66if76.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fws48Vs.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\IXP001.TMP\dxI76MY.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.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\f83c2f3091514fa2772993c5e9b954c132c899cf23eb746b8243f7c5264f932c.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\naR66if76.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe |
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\IXP001.TMP\eRI39ty.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fws48Vs.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\f83c2f3091514fa2772993c5e9b954c132c899cf23eb746b8243f7c5264f932c.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naR66if76.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f83c2f3091514fa2772993c5e9b954c132c899cf23eb746b8243f7c5264f932c.exe
"C:\Users\Admin\AppData\Local\Temp\f83c2f3091514fa2772993c5e9b954c132c899cf23eb746b8243f7c5264f932c.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naR66if76.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naR66if76.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4568 -ip 4568
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4568 -s 1088
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fws48Vs.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fws48Vs.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 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| RU | 193.233.20.13:4136 | tcp | |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| RU | 193.233.20.13:4136 | tcp | |
| RU | 193.233.20.13:4136 | tcp | |
| RU | 193.233.20.13:4136 | tcp | |
| RU | 193.233.20.13:4136 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naR66if76.exe
| MD5 | 6052fa062b369e8ec94ece4cedbf6047 |
| SHA1 | a0381fdb0f32697c7c8933791f8e54356c6c5acc |
| SHA256 | 5a69b2a88d1b0cbf2157d3cc56167a439a6f8d203a1c2ee3ac81dbb8a8b02fa0 |
| SHA512 | 2271cbb9edf813a3cb183f0bddd04e5d6ea4663403c80a1c1a9244455c7d99bc663d5e69c442460ea09d040b6270a8fdc2169d53542b36c5c65071997db78de8 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe
| MD5 | 7e93bacbbc33e6652e147e7fe07572a0 |
| SHA1 | 421a7167da01c8da4dc4d5234ca3dd84e319e762 |
| SHA256 | 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38 |
| SHA512 | 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91 |
memory/1932-15-0x00000000008F0000-0x00000000008FA000-memory.dmp
memory/1932-14-0x00007FFC9D833000-0x00007FFC9D835000-memory.dmp
memory/1932-16-0x00007FFC9D833000-0x00007FFC9D835000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe
| MD5 | 304766f61a677814af31d2737d118b6f |
| SHA1 | 213a7e70d4f7d13e17ddff12152bcfe2c1cc2de4 |
| SHA256 | 07c33396ed7ec1b40808aae921c50c552dc21b08beabbd5541b9fc9f062e08ac |
| SHA512 | 08c9202e988e4f6518a14f37b19eefc8b5901a2c07472140303c48535b67830e956759db3738b3bf63559220cb1e59f8045a2fad5d84530e9cb2e670740441ea |
memory/4568-22-0x0000000002690000-0x00000000026AA000-memory.dmp
memory/4568-23-0x0000000004BB0000-0x0000000005154000-memory.dmp
memory/4568-24-0x0000000004B60000-0x0000000004B78000-memory.dmp
memory/4568-25-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-34-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-52-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-50-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-48-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-46-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-44-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-42-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-40-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-36-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-32-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-30-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-28-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-26-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-38-0x0000000004B60000-0x0000000004B72000-memory.dmp
memory/4568-53-0x0000000000400000-0x00000000005C6000-memory.dmp
memory/4568-55-0x0000000000400000-0x00000000005C6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fws48Vs.exe
| MD5 | a5f5c5d6291c7ae9e1d1b7ed1e551490 |
| SHA1 | 3d06413341893b838549939e15f8f1eec423d71a |
| SHA256 | 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e |
| SHA512 | d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2 |
memory/4364-59-0x0000000000BC0000-0x0000000000BF2000-memory.dmp
memory/4364-60-0x0000000005A50000-0x0000000006068000-memory.dmp
memory/4364-61-0x0000000005560000-0x000000000566A000-memory.dmp
memory/4364-62-0x0000000005490000-0x00000000054A2000-memory.dmp
memory/4364-63-0x0000000005510000-0x000000000554C000-memory.dmp
memory/4364-64-0x0000000005670000-0x00000000056BC000-memory.dmp