Analysis Overview
SHA256
8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b
Threat Level: Known bad
The file Ii4XtPGi5n3AWmt.exe was found to be: Known bad.
Malicious Activity Summary
Formbook
Formbook payload
Deletes itself
Suspicious use of SetThreadContext
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Modifies registry class
Suspicious use of UnmapMainImage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-28 14:57
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-28 14:57
Reported
2024-08-28 14:59
Platform
win7-20240708-en
Max time kernel
148s
Max time network
120s
Command Line
Signatures
Formbook
Formbook payload
| 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 |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2980 set thread context of 2292 | N/A | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe |
| PID 2292 set thread context of 1200 | N/A | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | C:\Windows\Explorer.EXE |
| PID 2696 set thread context of 1200 | N/A | C:\Windows\SysWOW64\cmmon32.exe | C:\Windows\Explorer.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\Ii4XtPGi5n3AWmt.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmmon32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmmon32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmmon32.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\cmmon32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe
"C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe"
C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe
"C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe"
C:\Windows\SysWOW64\cmmon32.exe
"C:\Windows\SysWOW64\cmmon32.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe"
Network
Files
memory/2980-0-0x000000007455E000-0x000000007455F000-memory.dmp
memory/2980-1-0x0000000001140000-0x00000000011F2000-memory.dmp
memory/2980-2-0x0000000074550000-0x0000000074C3E000-memory.dmp
memory/2980-3-0x00000000048D0000-0x0000000004974000-memory.dmp
memory/2980-4-0x0000000000580000-0x0000000000598000-memory.dmp
memory/2980-5-0x000000007455E000-0x000000007455F000-memory.dmp
memory/2980-6-0x0000000074550000-0x0000000074C3E000-memory.dmp
memory/2980-7-0x0000000005270000-0x00000000052E6000-memory.dmp
memory/2292-8-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2292-10-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2292-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2292-15-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2980-16-0x0000000074550000-0x0000000074C3E000-memory.dmp
memory/2292-17-0x0000000000A00000-0x0000000000D03000-memory.dmp
memory/2292-20-0x0000000000140000-0x0000000000154000-memory.dmp
memory/2292-19-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1200-21-0x0000000006730000-0x00000000068CF000-memory.dmp
memory/2696-23-0x0000000000360000-0x000000000036D000-memory.dmp
memory/2696-22-0x0000000000360000-0x000000000036D000-memory.dmp
memory/2696-24-0x0000000000080000-0x00000000000AF000-memory.dmp
memory/1200-25-0x0000000006730000-0x00000000068CF000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-28 14:57
Reported
2024-08-28 14:59
Platform
win10v2004-20240802-en
Max time kernel
147s
Max time network
139s
Command Line
Signatures
Formbook
Formbook payload
| 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 |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1636 set thread context of 3212 | N/A | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe |
| PID 3212 set thread context of 3420 | N/A | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | C:\Windows\Explorer.EXE |
| PID 3212 set thread context of 3420 | N/A | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | C:\Windows\Explorer.EXE |
| PID 3440 set thread context of 3420 | N/A | C:\Windows\SysWOW64\explorer.exe | C:\Windows\Explorer.EXE |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\explorer.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ | C:\Windows\Explorer.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ | C:\Windows\Explorer.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe
"C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe"
C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe
"C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe"
C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.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 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.inematography-course-72246.bond | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.ichunyang.club | udp |
| US | 8.8.8.8:53 | www.etirement-plans-76931.bond | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| 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 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.ookmouse.fun | udp |
Files
memory/1636-0-0x00000000752EE000-0x00000000752EF000-memory.dmp
memory/1636-1-0x0000000000DC0000-0x0000000000E72000-memory.dmp
memory/1636-2-0x0000000005F20000-0x00000000064C4000-memory.dmp
memory/1636-3-0x0000000005840000-0x00000000058D2000-memory.dmp
memory/1636-4-0x00000000752E0000-0x0000000075A90000-memory.dmp
memory/1636-5-0x0000000005900000-0x000000000590A000-memory.dmp
memory/1636-6-0x0000000006F40000-0x0000000006FE4000-memory.dmp
memory/1636-7-0x0000000005E90000-0x0000000005EA8000-memory.dmp
memory/1636-8-0x00000000752EE000-0x00000000752EF000-memory.dmp
memory/1636-9-0x00000000752E0000-0x0000000075A90000-memory.dmp
memory/1636-10-0x0000000006AD0000-0x0000000006B46000-memory.dmp
memory/1636-11-0x0000000009350000-0x00000000093EC000-memory.dmp
memory/3212-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1636-14-0x00000000752E0000-0x0000000075A90000-memory.dmp
memory/3212-15-0x0000000000F40000-0x000000000128A000-memory.dmp
memory/3212-18-0x0000000000ED0000-0x0000000000EE4000-memory.dmp
memory/3212-17-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3420-19-0x0000000007E10000-0x0000000007F15000-memory.dmp
memory/3420-23-0x0000000008290000-0x0000000008399000-memory.dmp
memory/3212-22-0x0000000001290000-0x00000000012A4000-memory.dmp
memory/3212-21-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3420-24-0x0000000007E10000-0x0000000007F15000-memory.dmp
memory/3440-26-0x0000000000330000-0x0000000000763000-memory.dmp
memory/3440-27-0x0000000000330000-0x0000000000763000-memory.dmp
memory/3440-28-0x0000000000A70000-0x0000000000A9F000-memory.dmp
memory/3420-29-0x0000000008290000-0x0000000008399000-memory.dmp
memory/3420-32-0x00000000083A0000-0x00000000084BF000-memory.dmp
memory/3420-34-0x00000000083A0000-0x00000000084BF000-memory.dmp
memory/3420-35-0x00000000083A0000-0x00000000084BF000-memory.dmp