Analysis Overview
SHA256
997d2836e5defc1ecb8f6782a40321f50391c0b901442bd4e3d995232af98b8c
Threat Level: Known bad
The file 997d2836e5defc1ecb8f6782a40321f50391c0b901442bd4e3d995232af98b8c was found to be: Known bad.
Malicious Activity Summary
Healer family
Redline family
Healer
RedLine payload
RedLine
Modifies Windows Defender Real-time Protection settings
Detects Healer an antivirus disabler dropper
Windows security modification
Executes dropped EXE
Adds Run key to start application
Unsigned PE
Program crash
System Location Discovery: System Language Discovery
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 16:36
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
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Analysis: behavioral1
Detonation Overview
Submitted
2024-11-07 16:36
Reported
2024-11-07 16:39
Platform
win10v2004-20241007-en
Max time kernel
127s
Max time network
143s
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\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHB43xy.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\dbj21Ub.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHB43xy.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHB43xy.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\eHB43xy.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\dbj21Ub.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\eHB43xy.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\eHB43xy.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbj21Ub.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\dbj21Ub.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\dbj21Ub.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\dbj21Ub.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\nwp36TZ50.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbj21Ub.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHB43xy.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fKo46nQ.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\dbj21Ub.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHB43xy.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHB43xy.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\nwp36TZ50.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\997d2836e5defc1ecb8f6782a40321f50391c0b901442bd4e3d995232af98b8c.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\eHB43xy.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\997d2836e5defc1ecb8f6782a40321f50391c0b901442bd4e3d995232af98b8c.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwp36TZ50.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHB43xy.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fKo46nQ.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbj21Ub.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbj21Ub.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHB43xy.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHB43xy.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbj21Ub.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHB43xy.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\997d2836e5defc1ecb8f6782a40321f50391c0b901442bd4e3d995232af98b8c.exe
"C:\Users\Admin\AppData\Local\Temp\997d2836e5defc1ecb8f6782a40321f50391c0b901442bd4e3d995232af98b8c.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwp36TZ50.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwp36TZ50.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbj21Ub.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbj21Ub.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHB43xy.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHB43xy.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4956 -ip 4956
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4956 -s 1080
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fKo46nQ.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fKo46nQ.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | |
| US | 8.8.8.8:53 | 48.229.111.52.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\nwp36TZ50.exe
| MD5 | 8d67ecbb52acccfe7592974236a8e144 |
| SHA1 | 9631c33b791b42c8b068891703bc3cb19beeda5c |
| SHA256 | 69e4848631c84ee0acbf0c2eabfff5acb3f8f00395165111f4247b7dce2c8a64 |
| SHA512 | 0963812e5543739323a7e200a5e7b1894bbb1ba98ec60593f00bbbd77a408ae48544fc7092febe0c000577026df869dcff6afcab5e86b093ad20a54af0277635 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbj21Ub.exe
| MD5 | 7e93bacbbc33e6652e147e7fe07572a0 |
| SHA1 | 421a7167da01c8da4dc4d5234ca3dd84e319e762 |
| SHA256 | 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38 |
| SHA512 | 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91 |
memory/2244-14-0x00007FFD501E3000-0x00007FFD501E5000-memory.dmp
memory/2244-15-0x0000000000B70000-0x0000000000B7A000-memory.dmp
memory/2244-16-0x00007FFD501E3000-0x00007FFD501E5000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHB43xy.exe
| MD5 | af46fb17041be29f19051c67b043220e |
| SHA1 | 98b0491ed01c00ddbbc2fe0b276372a1b815cced |
| SHA256 | 1c9691dfabf284f47947e4bbebb7e0991a75eb18824aaaf3ccbe21137cbca901 |
| SHA512 | ffae0009b976e86d724afdffc53d82477dc62c5ed182df7701a2953300a780ca43fec192a974ef6d80820a4c8a4e1adaa9784eef6b8ac9d45f0c604dabff85ea |
memory/4956-22-0x00000000026B0000-0x00000000026CA000-memory.dmp
memory/4956-23-0x0000000004DF0000-0x0000000005394000-memory.dmp
memory/4956-24-0x0000000002810000-0x0000000002828000-memory.dmp
memory/4956-25-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-34-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-50-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-48-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-46-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-45-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-42-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-40-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-38-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-36-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-32-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-30-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-28-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-26-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-52-0x0000000002810000-0x0000000002822000-memory.dmp
memory/4956-53-0x0000000000400000-0x0000000000759000-memory.dmp
memory/4956-55-0x0000000000400000-0x0000000000759000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fKo46nQ.exe
| MD5 | a5f5c5d6291c7ae9e1d1b7ed1e551490 |
| SHA1 | 3d06413341893b838549939e15f8f1eec423d71a |
| SHA256 | 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e |
| SHA512 | d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2 |
memory/868-59-0x0000000000200000-0x0000000000232000-memory.dmp
memory/868-60-0x00000000051A0000-0x00000000057B8000-memory.dmp
memory/868-61-0x0000000004CE0000-0x0000000004DEA000-memory.dmp
memory/868-62-0x0000000004C10000-0x0000000004C22000-memory.dmp
memory/868-63-0x0000000004DF0000-0x0000000004E2C000-memory.dmp
memory/868-64-0x0000000004C70000-0x0000000004CBC000-memory.dmp