Analysis Overview
SHA256
1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54
Threat Level: Known bad
The file 1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54 was found to be: Known bad.
Malicious Activity Summary
Detects Healer an antivirus disabler dropper
Modifies Windows Defender Real-time Protection settings
RedLine
Healer
Executes dropped EXE
Adds Run key to start application
Suspicious use of SetThreadContext
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-09-10 14:43
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-09-10 14:43
Reported
2023-09-10 14:46
Platform
win10v2004-20230831-en
Max time kernel
142s
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 |
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:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
RedLine
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2848533.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\1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54.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\x0972048.exe | N/A |
| 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\x6057701.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1508 set thread context of 2764 | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54.exe
"C:\Users\Admin\AppData\Local\Temp\1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1508 -ip 1508
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1508 -s 140
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2848533.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2848533.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.3.197.209.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 240.81.21.72.in-addr.arpa | udp |
| 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 | 200.197.79.204.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp | |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp | |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 170.117.168.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe
| MD5 | cf9f3281a552716db7541cf1aac7b908 |
| SHA1 | 85ff1999da14310258a3658b58839a179314538a |
| SHA256 | 55a9fa7d79bf7c286103d2551867469ce84478cea8dd6e6cda9f0fca0b428a1d |
| SHA512 | f3e7120e630826cdb2c1bcad6ab7a2ad5a5e7ba4de581f0121ea86eab2f44327aa4e89a5dac9ae00fe81298d5f82fb1c10a167d785f0768d474941ceff848b24 |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe
| MD5 | cf9f3281a552716db7541cf1aac7b908 |
| SHA1 | 85ff1999da14310258a3658b58839a179314538a |
| SHA256 | 55a9fa7d79bf7c286103d2551867469ce84478cea8dd6e6cda9f0fca0b428a1d |
| SHA512 | f3e7120e630826cdb2c1bcad6ab7a2ad5a5e7ba4de581f0121ea86eab2f44327aa4e89a5dac9ae00fe81298d5f82fb1c10a167d785f0768d474941ceff848b24 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe
| MD5 | 87dc9604f8f392af9a3c3afdf1c5960d |
| SHA1 | 3ce2af49f92ecd07a303be5ea61a33b1423f5876 |
| SHA256 | c51de8100c246c013de1add4c775ddf24131bb748e30aa607d97748cefb80296 |
| SHA512 | 620e79c78484999b46811662dadd8def247c8786e0701e5862aacfadbe64e5633b252ecf66523fc6d2b3a2f708fd0a26d34249e5a79ddf47437ed41c48985689 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe
| MD5 | 87dc9604f8f392af9a3c3afdf1c5960d |
| SHA1 | 3ce2af49f92ecd07a303be5ea61a33b1423f5876 |
| SHA256 | c51de8100c246c013de1add4c775ddf24131bb748e30aa607d97748cefb80296 |
| SHA512 | 620e79c78484999b46811662dadd8def247c8786e0701e5862aacfadbe64e5633b252ecf66523fc6d2b3a2f708fd0a26d34249e5a79ddf47437ed41c48985689 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe
| MD5 | 5355792f6f5da7c0650c66ad36489e84 |
| SHA1 | 0a1571a9e654e65074d0642391dfb98ab87acf97 |
| SHA256 | 29fe5581dada4476365368830160f2e5160d580b36d78064b910b57c4116a887 |
| SHA512 | 0cb2605ecb64c282d0f4b228fb8f72aa77ee40e74819ddb46debe13fffc979f961cbcac0799b36412f1ebb0863bddee50a07836de355280c9869415188b0a3a6 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe
| MD5 | 5355792f6f5da7c0650c66ad36489e84 |
| SHA1 | 0a1571a9e654e65074d0642391dfb98ab87acf97 |
| SHA256 | 29fe5581dada4476365368830160f2e5160d580b36d78064b910b57c4116a887 |
| SHA512 | 0cb2605ecb64c282d0f4b228fb8f72aa77ee40e74819ddb46debe13fffc979f961cbcac0799b36412f1ebb0863bddee50a07836de355280c9869415188b0a3a6 |
memory/2764-21-0x0000000000400000-0x000000000040A000-memory.dmp
memory/2764-22-0x0000000074460000-0x0000000074C10000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2848533.exe
| MD5 | 73c941d1ed497693ae943f0df545b7bd |
| SHA1 | f6d0842b08638c53f4af9f1b64bde6f674b5d9fe |
| SHA256 | 35d8b942d960140dc8342389eadc9a64987ca7646d6b3b792490c9f76eab9346 |
| SHA512 | 56c6025ae9cdcaed67d748a6c8b6ecaaf56a7eeb5bd16c11842643867e0ab0f4aa098665773723f09f5db29c93eb5645a3f02c9c61daa24305bacc4c43213c95 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2848533.exe
| MD5 | 73c941d1ed497693ae943f0df545b7bd |
| SHA1 | f6d0842b08638c53f4af9f1b64bde6f674b5d9fe |
| SHA256 | 35d8b942d960140dc8342389eadc9a64987ca7646d6b3b792490c9f76eab9346 |
| SHA512 | 56c6025ae9cdcaed67d748a6c8b6ecaaf56a7eeb5bd16c11842643867e0ab0f4aa098665773723f09f5db29c93eb5645a3f02c9c61daa24305bacc4c43213c95 |
memory/4516-26-0x0000000000830000-0x0000000000860000-memory.dmp
memory/4516-27-0x0000000074460000-0x0000000074C10000-memory.dmp
memory/4516-28-0x0000000005840000-0x0000000005E58000-memory.dmp
memory/4516-29-0x0000000005330000-0x000000000543A000-memory.dmp
memory/4516-31-0x00000000050B0000-0x00000000050C2000-memory.dmp
memory/4516-30-0x0000000005110000-0x0000000005120000-memory.dmp
memory/4516-32-0x0000000005220000-0x000000000525C000-memory.dmp
memory/2764-33-0x0000000074460000-0x0000000074C10000-memory.dmp
memory/2764-35-0x0000000074460000-0x0000000074C10000-memory.dmp
memory/4516-36-0x0000000074460000-0x0000000074C10000-memory.dmp
memory/4516-37-0x0000000005110000-0x0000000005120000-memory.dmp