Analysis Overview
SHA256
b3b797586f8f9ed3a694a378ab4a10899dfe9949923c84fc874e223491187773
Threat Level: Known bad
The file 9a13a96bf652d9dc4b15211eea3cd290N.exe was found to be: Known bad.
Malicious Activity Summary
RedLine
Detects Healer an antivirus disabler dropper
RedLine payload
Healer
Modifies Windows Defender Real-time Protection settings
Executes dropped EXE
Windows security modification
Adds Run key to start application
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-13 03:44
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-13 03:44
Reported
2024-08-13 03:46
Platform
win10v2004-20240802-en
Max time kernel
100s
Max time network
118s
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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Healer
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\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8088517.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\a8088517.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7390333.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\b7390333.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\b7390333.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\b7390333.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8088517.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\a8088517.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\a8088517.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\a8088517.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\b7390333.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\b7390333.exe | N/A |
RedLine
RedLine payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4850567.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8088517.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7390333.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c4231546.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8088517.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8088517.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7390333.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\9a13a96bf652d9dc4b15211eea3cd290N.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\v4850567.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\IXP000.TMP\c4231546.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\9a13a96bf652d9dc4b15211eea3cd290N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4850567.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8088517.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8088517.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8088517.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7390333.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7390333.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8088517.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7390333.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9a13a96bf652d9dc4b15211eea3cd290N.exe
"C:\Users\Admin\AppData\Local\Temp\9a13a96bf652d9dc4b15211eea3cd290N.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4850567.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4850567.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8088517.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8088517.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7390333.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7390333.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c4231546.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c4231546.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| RU | 83.97.73.131:19071 | tcp | |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| RU | 83.97.73.131:19071 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| RU | 83.97.73.131:19071 | tcp | |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| RU | 83.97.73.131:19071 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4850567.exe
| MD5 | 62db57db57525127a579c11bd2dd5c2c |
| SHA1 | b31ec6725e6a1356cc5a72d662d0c571d18fb450 |
| SHA256 | ac4872116927696842b68745eada0db27bb09172182deefee8e3ad78474dfad6 |
| SHA512 | bd60dacea81db32ba293d3de7539f8a7714e598de55da15ab74f48a055511c97afa43adfd01edc980c7cdee3f45b424584b98a11f3e1e80ab9d8247c08a83b3a |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8088517.exe
| MD5 | 211a06e9ae68ced1234252a48696431b |
| SHA1 | 69950e2ee2fafd177d1a295836713bfd8d18df9c |
| SHA256 | 0bdca9c84103454e329cfde4e69dc41a0ec0196c078c8fc195b0fa739d2f905d |
| SHA512 | b1643ba376075619335b4bdf0d7610aece13b7c9db60eecb508465f97ef3e6a9d5297f9ac8529886efa052cdd8814ac7d4eeab44812f797a1b2dc5fa967ee7eb |
memory/3400-14-0x0000000000400000-0x000000000042B000-memory.dmp
memory/3400-15-0x0000000000401000-0x0000000000404000-memory.dmp
memory/3400-16-0x00000000001F0000-0x00000000001FA000-memory.dmp
memory/3400-20-0x0000000000400000-0x000000000042B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7390333.exe
| MD5 | 7e93bacbbc33e6652e147e7fe07572a0 |
| SHA1 | 421a7167da01c8da4dc4d5234ca3dd84e319e762 |
| SHA256 | 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38 |
| SHA512 | 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91 |
memory/5004-26-0x0000000000180000-0x000000000018A000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c4231546.exe
| MD5 | 47532478e50f5e9178698442bc74db35 |
| SHA1 | b5aeed4ae7d8cadcee753ce740e07cf740f6a938 |
| SHA256 | d47e573895b0bd2d94e90fd5453e579f7572037691154585966dc119cd1a6e92 |
| SHA512 | c358fd81692edb5934c4e71f10749b32328258702d28bbd65dd0bd10d423119896cf8a1b94704b6dbff2b88ca5e6035491b45c54455b5c619b63b2e29e028a83 |
memory/1840-32-0x0000000000620000-0x0000000000650000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\AppLaunch.exe.log
| MD5 | 916851e072fbabc4796d8916c5131092 |
| SHA1 | d48a602229a690c512d5fdaf4c8d77547a88e7a2 |
| SHA256 | 7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d |
| SHA512 | 07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521 |
memory/1840-36-0x0000000004B50000-0x0000000004B56000-memory.dmp
memory/1840-37-0x0000000009F60000-0x000000000A578000-memory.dmp
memory/1840-38-0x000000000A5F0000-0x000000000A6FA000-memory.dmp
memory/1840-39-0x000000000A730000-0x000000000A742000-memory.dmp
memory/1840-40-0x000000000A750000-0x000000000A78C000-memory.dmp
memory/1840-41-0x0000000002290000-0x00000000022DC000-memory.dmp