Analysis Overview
SHA256
d7fc0af08c7889254cdf65ba417997f9d7d84c8c0c78665c4165c55cc6865844
Threat Level: Known bad
The file d7fc0af08c7889254cdf65ba417997f9d7d84c8c0c78665c4165c55cc6865844 was found to be: Known bad.
Malicious Activity Summary
Modifies Windows Defender Real-time Protection settings
Detects Healer an antivirus disabler dropper
Healer
RedLine payload
RedLine
Detects executables embedding registry key / value combination indicative of disabling Windows Defender features
Detects executables packed with ConfuserEx Mod
Executes dropped EXE
Windows security modification
Adds Run key to start application
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-07 01:51
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-07 01:51
Reported
2024-05-07 01:54
Platform
win10v2004-20240419-en
Max time kernel
148s
Max time network
148s
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 |
| 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 |
| 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 |
| 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 |
| 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\k1735670.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\k1735670.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\k1735670.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\k1735670.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1735670.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\k1735670.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 |
Detects executables embedding registry key / value combination indicative of disabling Windows Defender features
| 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 |
| 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 |
| 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 |
| 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 |
| N/A | N/A | N/A | N/A |
Detects executables packed with ConfuserEx Mod
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| 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\y1976558.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1735670.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5217824.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\k1735670.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1735670.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\d7fc0af08c7889254cdf65ba417997f9d7d84c8c0c78665c4165c55cc6865844.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\y1976558.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1735670.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1735670.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1735670.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d7fc0af08c7889254cdf65ba417997f9d7d84c8c0c78665c4165c55cc6865844.exe
"C:\Users\Admin\AppData\Local\Temp\d7fc0af08c7889254cdf65ba417997f9d7d84c8c0c78665c4165c55cc6865844.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1976558.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1976558.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1735670.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1735670.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5217824.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5217824.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 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| 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 | 73.159.190.20.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| FI | 77.91.124.251:19069 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| FI | 77.91.124.251:19069 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| FI | 77.91.124.251:19069 | tcp | |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.251.17.2.in-addr.arpa | udp |
| FI | 77.91.124.251:19069 | tcp | |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| FI | 77.91.124.251:19069 | tcp | |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| FI | 77.91.124.251:19069 | tcp | |
| FI | 77.91.124.251:19069 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1976558.exe
| MD5 | 43b84af92c8494c5f900585fe2e09764 |
| SHA1 | 2e5627c40ccc8de56e387ca7f44b2a6d178d5a51 |
| SHA256 | 05a1128c35808cf04a3552b238bfc7e0cf1b531695cda5a05b2b26d965e906e2 |
| SHA512 | 887345cd70236ef96bc6dbc648c5f345d1297a7bd37131defd32f00af7fa055785f392e138799527eb608f6016f14caf781bf953a6a6efbb42a2a20a6b4b9160 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1735670.exe
| MD5 | e49886750e95b2674393077cf2ee9b0a |
| SHA1 | dc81ee1850826dfedd36382d1b5a5bf913e1a986 |
| SHA256 | 9ad5deeafca80f6bfacfb2290d072b3c8f00e819e295a42e0fb989b0b2edacac |
| SHA512 | 65c5099fb31e8ff4ffeac09440f2e434e3804e142d440e54ae0052a33e5a116b4fb56c40c4184c7206cf854b8345529bccf94333cf00b551371d55445bf1e2fb |
memory/4440-14-0x0000000073D7E000-0x0000000073D7F000-memory.dmp
memory/4440-15-0x0000000002150000-0x000000000216A000-memory.dmp
memory/4440-17-0x0000000004BA0000-0x0000000005144000-memory.dmp
memory/4440-16-0x0000000073D70000-0x0000000074520000-memory.dmp
memory/4440-18-0x0000000002420000-0x0000000002438000-memory.dmp
memory/4440-36-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-45-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-42-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-40-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-38-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-32-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-30-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-26-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-24-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-22-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-20-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-34-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-28-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-19-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-47-0x0000000073D70000-0x0000000074520000-memory.dmp
memory/4440-46-0x0000000002420000-0x0000000002432000-memory.dmp
memory/4440-48-0x0000000073D70000-0x0000000074520000-memory.dmp
memory/4440-50-0x0000000073D70000-0x0000000074520000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5217824.exe
| MD5 | 710515fb2c667ad83d8b3547e921f712 |
| SHA1 | 085d65dc42e2b7baa04caf2206f2e9ede48b2591 |
| SHA256 | 05c7f7137651ae6586b92f59e3391c5775a3d28175ac83e89be55843d1c35a1e |
| SHA512 | db8f4e21c85715274c9c61a22c638d39d25c098d4921a32c68d9a8cacacf600fcd217a552e12ee074d3ff5f177572c6b4ee10a3592075c0c44bfa58007c70566 |
memory/2440-54-0x00000000007B0000-0x00000000007D8000-memory.dmp
memory/2440-55-0x0000000007A70000-0x0000000008088000-memory.dmp
memory/2440-56-0x00000000074D0000-0x00000000074E2000-memory.dmp
memory/2440-57-0x0000000007640000-0x000000000774A000-memory.dmp
memory/2440-58-0x0000000007570000-0x00000000075AC000-memory.dmp
memory/2440-59-0x00000000075B0000-0x00000000075FC000-memory.dmp