amadey | e0c328c9528027fcac782edb09f5a2b0e59edbc9fd52ead9d54d9fbeefc069c9

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	775c7b87d9b49923e17039c0c87e09f0N.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	775c7b87d9b49923e17039c0c87e09f0N.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	775c7b87d9b49923e17039c0c87e09f0N.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe

Checks computer location settings 2 TTPs 3 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	775c7b87d9b49923e17039c0c87e09f0N.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	axplong.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	RegAsm.exe

Executes dropped EXE 9 IoCs

pid	Process
2380	axplong.exe
1292	gold.exe
724	crypteda.exe
4124	xfgJikP9Ka.exe
3976	yH6y5SaRKy.exe
3432	axplong.exe
4680	stealc_default2.exe
4044	axplong.exe
4876	SÐµtup.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Wine	775c7b87d9b49923e17039c0c87e09f0N.exe
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Wine	axplong.exe

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
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
5092	775c7b87d9b49923e17039c0c87e09f0N.exe
2380	axplong.exe
3432	axplong.exe
4044	axplong.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1292 set thread context of 4260	1292	gold.exe	97
PID 724 set thread context of 2568	724	crypteda.exe	102

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	775c7b87d9b49923e17039c0c87e09f0N.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	crypteda.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	yH6y5SaRKy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xfgJikP9Ka.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	stealc_default2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SÐµtup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	775c7b87d9b49923e17039c0c87e09f0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gold.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	stealc_default2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	stealc_default2.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064	RegAsm.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064\Blob = 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	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
5092	775c7b87d9b49923e17039c0c87e09f0N.exe
5092	775c7b87d9b49923e17039c0c87e09f0N.exe
2380	axplong.exe
2380	axplong.exe
4124	xfgJikP9Ka.exe
4124	xfgJikP9Ka.exe
3976	yH6y5SaRKy.exe
3976	yH6y5SaRKy.exe
3976	yH6y5SaRKy.exe
3976	yH6y5SaRKy.exe
4260	RegAsm.exe
4260	RegAsm.exe
4260	RegAsm.exe
4260	RegAsm.exe
4260	RegAsm.exe
3432	axplong.exe
3432	axplong.exe
4680	stealc_default2.exe
4680	stealc_default2.exe
3976	yH6y5SaRKy.exe
4044	axplong.exe
4044	axplong.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	4124	xfgJikP9Ka.exe
Token: SeBackupPrivilege	4124	xfgJikP9Ka.exe
Token: SeSecurityPrivilege	4124	xfgJikP9Ka.exe
Token: SeSecurityPrivilege	4124	xfgJikP9Ka.exe
Token: SeSecurityPrivilege	4124	xfgJikP9Ka.exe
Token: SeSecurityPrivilege	4124	xfgJikP9Ka.exe
Token: SeDebugPrivilege	4260	RegAsm.exe
Token: SeDebugPrivilege	3976	yH6y5SaRKy.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 5092 wrote to memory of 2380	5092	775c7b87d9b49923e17039c0c87e09f0N.exe	87
PID 5092 wrote to memory of 2380	5092	775c7b87d9b49923e17039c0c87e09f0N.exe	87
PID 5092 wrote to memory of 2380	5092	775c7b87d9b49923e17039c0c87e09f0N.exe	87
PID 2380 wrote to memory of 1292	2380	axplong.exe	95
PID 2380 wrote to memory of 1292	2380	axplong.exe	95
PID 2380 wrote to memory of 1292	2380	axplong.exe	95
PID 1292 wrote to memory of 4260	1292	gold.exe	97
PID 1292 wrote to memory of 4260	1292	gold.exe	97
PID 1292 wrote to memory of 4260	1292	gold.exe	97
PID 1292 wrote to memory of 4260	1292	gold.exe	97
PID 1292 wrote to memory of 4260	1292	gold.exe	97
PID 1292 wrote to memory of 4260	1292	gold.exe	97
PID 1292 wrote to memory of 4260	1292	gold.exe	97
PID 1292 wrote to memory of 4260	1292	gold.exe	97
PID 2380 wrote to memory of 724	2380	axplong.exe	101
PID 2380 wrote to memory of 724	2380	axplong.exe	101
PID 2380 wrote to memory of 724	2380	axplong.exe	101
PID 724 wrote to memory of 2568	724	crypteda.exe	102
PID 724 wrote to memory of 2568	724	crypteda.exe	102
PID 724 wrote to memory of 2568	724	crypteda.exe	102
PID 724 wrote to memory of 2568	724	crypteda.exe	102
PID 724 wrote to memory of 2568	724	crypteda.exe	102
PID 724 wrote to memory of 2568	724	crypteda.exe	102
PID 724 wrote to memory of 2568	724	crypteda.exe	102
PID 724 wrote to memory of 2568	724	crypteda.exe	102
PID 724 wrote to memory of 2568	724	crypteda.exe	102
PID 724 wrote to memory of 2568	724	crypteda.exe	102
PID 2568 wrote to memory of 4124	2568	RegAsm.exe	103
PID 2568 wrote to memory of 4124	2568	RegAsm.exe	103
PID 2568 wrote to memory of 4124	2568	RegAsm.exe	103
PID 2568 wrote to memory of 3976	2568	RegAsm.exe	104
PID 2568 wrote to memory of 3976	2568	RegAsm.exe	104
PID 2568 wrote to memory of 3976	2568	RegAsm.exe	104
PID 2380 wrote to memory of 4680	2380	axplong.exe	109
PID 2380 wrote to memory of 4680	2380	axplong.exe	109
PID 2380 wrote to memory of 4680	2380	axplong.exe	109
PID 2380 wrote to memory of 4876	2380	axplong.exe	111
PID 2380 wrote to memory of 4876	2380	axplong.exe	111
PID 2380 wrote to memory of 4876	2380	axplong.exe	111

C:\Users\Admin\AppData\Local\Temp\775c7b87d9b49923e17039c0c87e09f0N.exe
"C:\Users\Admin\AppData\Local\Temp\775c7b87d9b49923e17039c0c87e09f0N.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5092
- C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
  "C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Checks computer location settings
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Users\Admin\AppData\Local\Temp\1000002001\gold.exe
    "C:\Users\Admin\AppData\Local\Temp\1000002001\gold.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1292
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Modifies system certificate store
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4260
- - C:\Users\Admin\AppData\Local\Temp\1000004001\crypteda.exe
    "C:\Users\Admin\AppData\Local\Temp\1000004001\crypteda.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:724
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      Checks computer location settings
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2568
    - - C:\Users\Admin\AppData\Roaming\xfgJikP9Ka.exe
        
        "C:\Users\Admin\AppData\Roaming\xfgJikP9Ka.exe"
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4124
    - - C:\Users\Admin\AppData\Roaming\yH6y5SaRKy.exe
        
        "C:\Users\Admin\AppData\Roaming\yH6y5SaRKy.exe"
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3976
- - C:\Users\Admin\AppData\Local\Temp\1000066001\stealc_default2.exe
    "C:\Users\Admin\AppData\Local\Temp\1000066001\stealc_default2.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    PID:4680
- - C:\Users\Admin\AppData\Local\Temp\1000129001\SÐµtup.exe
    "C:\Users\Admin\AppData\Local\Temp\1000129001\SÐµtup.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4876

C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.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:3432

C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.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:4044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Virtualization/Sandbox Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

System Information Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion