amadey | 3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e

Virtualization/Sandbox Evasion

Processes:

3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exeaxplont.exeaxplont.exeaxplont.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplont.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplont.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplont.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 8 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

T1082

Processes:

axplont.exeaxplont.exeaxplont.exe3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplont.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplont.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplont.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplont.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplont.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplont.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe

Executes dropped EXE 4 IoCs

Processes:

axplont.exevictor.exeaxplont.exeaxplont.exe

pid process

2236 axplont.exe
1408 victor.exe
5084 axplont.exe
1708 axplont.exe

pid	process
2236	axplont.exe
1408	victor.exe
5084	axplont.exe
1708	axplont.exe

Identifies Wine through registry keys 2 TTPs 4 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

Virtualization/Sandbox Evasion

Processes:

3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exeaxplont.exeaxplont.exeaxplont.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	axplont.exe
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	axplont.exe
Key opened	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Wine	axplont.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

2 ip-api.com
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exeaxplont.exeaxplont.exeaxplont.exe

pid process

912 3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe
2236 axplont.exe
5084 axplont.exe
1708 axplont.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

victor.exe

description pid process target process

PID 1408 set thread context of 3016 1408 victor.exe RegAsm.exe
Drops file in Windows directory 1 IoCs

Processes:

3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe

description ioc process

File created C:\Windows\Tasks\axplont.job 3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1172 1408 WerFault.exe victor.exe

flow	ioc
2	ip-api.com

description	pid	process	target process
PID 1408 set thread context of 3016	1408	victor.exe	RegAsm.exe

description	ioc	process
File created	C:\Windows\Tasks\axplont.job	3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe

pid	pid_target	process	target process
1172	1408	WerFault.exe	victor.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exeaxplont.exeaxplont.exeaxplont.exe

pid	process
912	3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe
912	3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe
2236	axplont.exe
2236	axplont.exe
5084	axplont.exe
5084	axplont.exe
1708	axplont.exe
1708	axplont.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 3016 RegAsm.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe

pid process

912 3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe

description	pid	process
Token: SeDebugPrivilege	3016	RegAsm.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exeaxplont.exevictor.exe

description	pid	process	target process
PID 912 wrote to memory of 2236	912	3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe	axplont.exe
PID 912 wrote to memory of 2236	912	3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe	axplont.exe
PID 912 wrote to memory of 2236	912	3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe	axplont.exe
PID 2236 wrote to memory of 1408	2236	axplont.exe	victor.exe
PID 2236 wrote to memory of 1408	2236	axplont.exe	victor.exe
PID 2236 wrote to memory of 1408	2236	axplont.exe	victor.exe
PID 1408 wrote to memory of 5036	1408	victor.exe	RegAsm.exe
PID 1408 wrote to memory of 5036	1408	victor.exe	RegAsm.exe
PID 1408 wrote to memory of 5036	1408	victor.exe	RegAsm.exe
PID 1408 wrote to memory of 3016	1408	victor.exe	RegAsm.exe
PID 1408 wrote to memory of 3016	1408	victor.exe	RegAsm.exe
PID 1408 wrote to memory of 3016	1408	victor.exe	RegAsm.exe
PID 1408 wrote to memory of 3016	1408	victor.exe	RegAsm.exe
PID 1408 wrote to memory of 3016	1408	victor.exe	RegAsm.exe
PID 1408 wrote to memory of 3016	1408	victor.exe	RegAsm.exe
PID 1408 wrote to memory of 3016	1408	victor.exe	RegAsm.exe
PID 1408 wrote to memory of 3016	1408	victor.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe
"C:\Users\Admin\AppData\Local\Temp\3eed78b5e5ddfc14a4d548f25eb611b8f288295b188ff08cd8f991694f8a0d1e.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:912
- C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe
  "C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Users\Admin\AppData\Local\Temp\1000025001\victor.exe
    "C:\Users\Admin\AppData\Local\Temp\1000025001\victor.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1408
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      PID:5036
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:3016
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1408 -s 304
      4⤵
      Program crash
      PID:1172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1408 -ip 1408
1⤵
PID:1560

C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe
C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:5084

C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe
C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

3

System Information Discovery

T1082

Virtualization/Sandbox Evasion

Lateral Movement

Collection

Data from Local System