Analysis Overview
SHA256
bf7942c4a7de7c08083c2bb5961fe1b3fd7f5ab22f8bec2b0494d294aa4db32c
Threat Level: Known bad
The file 6a8a4bbb19d86c40938a18771c9ff4c1.exe was found to be: Known bad.
Malicious Activity Summary
Lumma Stealer
Loads dropped DLL
Suspicious use of SetThreadContext
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-01-14 07:46
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-14 07:46
Reported
2024-01-14 07:49
Platform
win7-20231215-en
Max time kernel
120s
Max time network
124s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6a8a4bbb19d86c40938a18771c9ff4c1.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2164 set thread context of 2720 | N/A | C:\Users\Admin\AppData\Local\Temp\6a8a4bbb19d86c40938a18771c9ff4c1.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6a8a4bbb19d86c40938a18771c9ff4c1.exe
"C:\Users\Admin\AppData\Local\Temp\6a8a4bbb19d86c40938a18771c9ff4c1.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
Network
Files
memory/2164-1-0x0000000074570000-0x0000000074C5E000-memory.dmp
memory/2164-0-0x0000000000C00000-0x0000000000FE8000-memory.dmp
memory/2164-2-0x0000000074570000-0x0000000074C5E000-memory.dmp
memory/2164-3-0x0000000004F10000-0x0000000004F50000-memory.dmp
memory/2164-4-0x0000000005470000-0x0000000005696000-memory.dmp
memory/2164-5-0x0000000006AB0000-0x0000000006C42000-memory.dmp
\Users\Admin\AppData\Local\Temp\Protect544cd51a.dll
| MD5 | 544cd51a596619b78e9b54b70088307d |
| SHA1 | 4769ddd2dbc1dc44b758964ed0bd231b85880b65 |
| SHA256 | dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd |
| SHA512 | f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719 |
memory/2164-10-0x0000000004F10000-0x0000000004F50000-memory.dmp
memory/2164-11-0x0000000004F10000-0x0000000004F50000-memory.dmp
memory/2164-12-0x0000000004F10000-0x0000000004F50000-memory.dmp
memory/2164-13-0x0000000000300000-0x0000000000310000-memory.dmp
memory/2164-14-0x0000000004F10000-0x0000000004F50000-memory.dmp
memory/2164-15-0x0000000004F10000-0x0000000004F50000-memory.dmp
memory/2164-16-0x0000000004F10000-0x0000000004F50000-memory.dmp
memory/2164-17-0x0000000006EF0000-0x0000000006FF0000-memory.dmp
memory/2164-18-0x0000000004F10000-0x0000000004F50000-memory.dmp
memory/2164-19-0x0000000004F10000-0x0000000004F50000-memory.dmp
memory/2720-20-0x0000000000400000-0x0000000000498000-memory.dmp
memory/2720-21-0x0000000000400000-0x0000000000498000-memory.dmp
memory/2720-22-0x0000000000400000-0x0000000000498000-memory.dmp
memory/2720-23-0x0000000000400000-0x0000000000498000-memory.dmp
memory/2720-24-0x0000000000400000-0x0000000000498000-memory.dmp
memory/2720-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2164-29-0x0000000074570000-0x0000000074C5E000-memory.dmp
memory/2720-27-0x0000000000400000-0x0000000000498000-memory.dmp
memory/2720-30-0x0000000000400000-0x0000000000498000-memory.dmp
memory/2720-31-0x0000000000400000-0x0000000000498000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-14 07:46
Reported
2024-01-14 07:49
Platform
win10v2004-20231222-en
Max time kernel
136s
Max time network
145s
Command Line
Signatures
Lumma Stealer
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6a8a4bbb19d86c40938a18771c9ff4c1.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4852 set thread context of 4244 | N/A | C:\Users\Admin\AppData\Local\Temp\6a8a4bbb19d86c40938a18771c9ff4c1.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6a8a4bbb19d86c40938a18771c9ff4c1.exe
"C:\Users\Admin\AppData\Local\Temp\6a8a4bbb19d86c40938a18771c9ff4c1.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4244 -ip 4244
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4244 -ip 4244
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4244 -s 1032
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4244 -s 608
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | copyexpertisesausewaverw.site | udp |
| US | 172.67.174.200:443 | copyexpertisesausewaverw.site | tcp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.174.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | goddirtybrilliancece.fun | udp |
| US | 104.21.85.88:443 | goddirtybrilliancece.fun | tcp |
| US | 8.8.8.8:53 | 88.85.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
Files
memory/4852-1-0x0000000000E50000-0x0000000001238000-memory.dmp
memory/4852-0-0x0000000074870000-0x0000000075020000-memory.dmp
memory/4852-2-0x0000000005C10000-0x0000000005CAC000-memory.dmp
memory/4852-3-0x0000000074870000-0x0000000075020000-memory.dmp
memory/4852-4-0x0000000005D20000-0x0000000005D30000-memory.dmp
memory/4852-5-0x0000000006030000-0x0000000006256000-memory.dmp
memory/4852-6-0x00000000073A0000-0x0000000007532000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Protect544cd51a.dll
| MD5 | 99baf88be502e3e37b49607be3916f79 |
| SHA1 | 3b471ff92c8872b27f36c97288c1dd9561e2dde7 |
| SHA256 | 96a25e6c6135b6715d163bbc51a2dfc0708650c5f5f96c20a7bf906326ac2887 |
| SHA512 | d11019d70633ee3b02fe293065140eb184eb199a6787d3964cff761a7792f3ed809b7243edcc3c7e600f7053711f5dad82a208410ba394fd2109c3a8fc3872d4 |
memory/4852-14-0x0000000007650000-0x0000000007660000-memory.dmp
memory/4852-16-0x0000000005D20000-0x0000000005D30000-memory.dmp
memory/4852-15-0x0000000005D20000-0x0000000005D30000-memory.dmp
memory/4852-13-0x0000000005D20000-0x0000000005D30000-memory.dmp
memory/4852-12-0x0000000005D20000-0x0000000005D30000-memory.dmp
memory/4852-17-0x0000000005D20000-0x0000000005D30000-memory.dmp
memory/4852-19-0x0000000007830000-0x0000000007930000-memory.dmp
memory/4852-18-0x0000000005D20000-0x0000000005D30000-memory.dmp
memory/4244-26-0x0000000000400000-0x0000000000498000-memory.dmp
memory/4244-27-0x0000000000FF0000-0x0000000001022000-memory.dmp
memory/4244-30-0x0000000000FF0000-0x0000000001022000-memory.dmp
memory/4244-29-0x0000000000FF0000-0x0000000001022000-memory.dmp
memory/4852-28-0x0000000074870000-0x0000000075020000-memory.dmp
memory/4244-24-0x0000000000400000-0x0000000000498000-memory.dmp
memory/4244-21-0x0000000000400000-0x0000000000498000-memory.dmp
memory/4852-22-0x0000000007830000-0x0000000007930000-memory.dmp
memory/4852-20-0x0000000007830000-0x0000000007930000-memory.dmp
memory/4244-31-0x0000000000400000-0x0000000000498000-memory.dmp
memory/4244-32-0x0000000000FF0000-0x0000000001022000-memory.dmp
memory/4244-33-0x0000000000FF0000-0x0000000001022000-memory.dmp
memory/4244-34-0x0000000000FF0000-0x0000000001022000-memory.dmp
memory/4244-35-0x0000000000400000-0x0000000000498000-memory.dmp