amadey | f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85

Virtualization/Sandbox Evasion

description	ioc	Process
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__	f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.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	f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.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
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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.exe
Key value queried	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	axplong.exe
Key value queried	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	RegAsm.exe

Executes dropped EXE 10 IoCs

pid	Process
3196	axplong.exe
3492	GOLD.exe
2768	crypteda.exe
3956	TsLwZhgWSB.exe
2440	aoTU4BC2CU.exe
4632	setup2.exe
2336	stealc_default2.exe
2216	axplong.exe
4624	axplong.exe
4268	clcs.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-1-5-21-786284298-625481688-3210388970-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Wine	f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.exe
Key opened	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Wine	axplong.exe

Loads dropped DLL 2 IoCs

pid	Process
2336	stealc_default2.exe
2336	stealc_default2.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
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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
4652	f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.exe
3196	axplong.exe
2216	axplong.exe
4624	axplong.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3492 set thread context of 3076	3492	GOLD.exe	89
PID 2768 set thread context of 2668	2768	crypteda.exe	94

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4260	4632	WerFault.exe	98

System Location Discovery: System Language Discovery 1 TTPs 11 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	f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.exe
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	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aoTU4BC2CU.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TsLwZhgWSB.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	GOLD.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	crypteda.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	stealc_default2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	clcs.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	setup2.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	setup2.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	setup2.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 = 0b000000010000004800000054006900740061006e00690075006d00200052006f006f007400200043006500720074006900660069006300610074006500200041007500740068006f00720069007400790000000200000001000000cc0000001c0000006c00000001000000000000000000000000000000010000007b00340031003700340034004200450034002d0031003100430035002d0034003900340043002d0041003200310033002d004200410030004300450039003400340039003300380045007d00000000004d006900630072006f0073006f0066007400200045006e00680061006e006300650064002000430072007900700074006f0067007200610070006800690063002000500072006f00760069006400650072002000760031002e00300000000000030000000100000014000000f1a578c4cb5de79a370893983fd4da8b67b2b06420000000010000000a03000030820306308201eea003020102020867f7beb96a4c2798300d06092a864886f70d01010b0500302e312c302a06035504030c23546974616e69756d20526f6f7420436572746966696361746520417574686f72697479301e170d3233303331343130333532305a170d3236303631373130333532305a302e312c302a06035504030c23546974616e69756d20526f6f7420436572746966696361746520417574686f7269747930820122300d06092a864886f70d01010105000382010f003082010a028201010086e4577a5861ce819177d005fa51d5515a936c610ccfcbde5332cd151da647ee881a245c9b02833b02af3d76fe20bd3bfaf7a20973e72ebd9440d09d8c3d2713bdf0d09feb9532acd7a42da2a952daa86a2a88ee427d30959d90bfba05276aa02998a6986fc01306629b79b8405d1f1fa6d9a42f827afc7566340dc2de27012b94bb4a27b3cb1c219a3cb2c14203f34451bd626520edd4dbcc414f593f2acbc48479f7143cbe139cfd129c913e5303dc20f94c44358901b69a848d7ea02e308a311560ac00ae009a29109aeed9713dd8919b97ed598058e17f0726c7a020f710abc06291dfaaf181c6be6a76c89cb68eb0b0ec1cd95f326c7e55588bfd76c5190203010001a328302630130603551d25040c300a06082b06010505070301300f0603551d130101ff040530030101ff300d06092a864886f70d01010b0500038201010070851293d757e982797dc5f7f27da894ef0cdb329f06a6096e0cf604b0e54711560ef40f5282082e210f55a3db41f312548b7611f5f0dacea3c78b13f6fc243c02b106665be69e184088415b273999b877bee353a248cec7eeb5a095c2174bc9526cafe3372c59dbfbe758134ed351e5147273fec68577ae4552a6f99ac80ca8d0ee422af528858c6be81cb0a8031ab0ae83c0eb5564f4e87a5c06295d3903eee2fdf92d62a7f4d4054deaa79bcaebda4e8b1a6efd42aef9d01c7075728cb13aa8557c85a72532b5e2d6c3e55041c9867ca8f562bbd2ab0c3710d83173ec3781d1dcaac5c6e07ee726624dfdc5814cffd336e17932f89beb9cf7fdbee9bebf61	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4652	f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.exe
4652	f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.exe
3196	axplong.exe
3196	axplong.exe
3956	TsLwZhgWSB.exe
3956	TsLwZhgWSB.exe
2440	aoTU4BC2CU.exe
2440	aoTU4BC2CU.exe
2440	aoTU4BC2CU.exe
2440	aoTU4BC2CU.exe
2440	aoTU4BC2CU.exe
2440	aoTU4BC2CU.exe
2336	stealc_default2.exe
2336	stealc_default2.exe
2216	axplong.exe
2216	axplong.exe
2336	stealc_default2.exe
2336	stealc_default2.exe
4624	axplong.exe
4624	axplong.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	3956	TsLwZhgWSB.exe
Token: SeBackupPrivilege	3956	TsLwZhgWSB.exe
Token: SeSecurityPrivilege	3956	TsLwZhgWSB.exe
Token: SeSecurityPrivilege	3956	TsLwZhgWSB.exe
Token: SeSecurityPrivilege	3956	TsLwZhgWSB.exe
Token: SeSecurityPrivilege	3956	TsLwZhgWSB.exe
Token: SeDebugPrivilege	2440	aoTU4BC2CU.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 4652 wrote to memory of 3196	4652	f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.exe	86
PID 4652 wrote to memory of 3196	4652	f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.exe	86
PID 4652 wrote to memory of 3196	4652	f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.exe	86
PID 3196 wrote to memory of 3492	3196	axplong.exe	87
PID 3196 wrote to memory of 3492	3196	axplong.exe	87
PID 3196 wrote to memory of 3492	3196	axplong.exe	87
PID 3492 wrote to memory of 2352	3492	GOLD.exe	88
PID 3492 wrote to memory of 2352	3492	GOLD.exe	88
PID 3492 wrote to memory of 2352	3492	GOLD.exe	88
PID 3492 wrote to memory of 3076	3492	GOLD.exe	89
PID 3492 wrote to memory of 3076	3492	GOLD.exe	89
PID 3492 wrote to memory of 3076	3492	GOLD.exe	89
PID 3492 wrote to memory of 3076	3492	GOLD.exe	89
PID 3492 wrote to memory of 3076	3492	GOLD.exe	89
PID 3492 wrote to memory of 3076	3492	GOLD.exe	89
PID 3492 wrote to memory of 3076	3492	GOLD.exe	89
PID 3492 wrote to memory of 3076	3492	GOLD.exe	89
PID 3196 wrote to memory of 2768	3196	axplong.exe	91
PID 3196 wrote to memory of 2768	3196	axplong.exe	91
PID 3196 wrote to memory of 2768	3196	axplong.exe	91
PID 2768 wrote to memory of 2668	2768	crypteda.exe	94
PID 2768 wrote to memory of 2668	2768	crypteda.exe	94
PID 2768 wrote to memory of 2668	2768	crypteda.exe	94
PID 2768 wrote to memory of 2668	2768	crypteda.exe	94
PID 2768 wrote to memory of 2668	2768	crypteda.exe	94
PID 2768 wrote to memory of 2668	2768	crypteda.exe	94
PID 2768 wrote to memory of 2668	2768	crypteda.exe	94
PID 2768 wrote to memory of 2668	2768	crypteda.exe	94
PID 2768 wrote to memory of 2668	2768	crypteda.exe	94
PID 2768 wrote to memory of 2668	2768	crypteda.exe	94
PID 2668 wrote to memory of 3956	2668	RegAsm.exe	95
PID 2668 wrote to memory of 3956	2668	RegAsm.exe	95
PID 2668 wrote to memory of 3956	2668	RegAsm.exe	95
PID 2668 wrote to memory of 2440	2668	RegAsm.exe	97
PID 2668 wrote to memory of 2440	2668	RegAsm.exe	97
PID 2668 wrote to memory of 2440	2668	RegAsm.exe	97
PID 3196 wrote to memory of 4632	3196	axplong.exe	98
PID 3196 wrote to memory of 4632	3196	axplong.exe	98
PID 3196 wrote to memory of 4632	3196	axplong.exe	98
PID 3196 wrote to memory of 2336	3196	axplong.exe	110
PID 3196 wrote to memory of 2336	3196	axplong.exe	110
PID 3196 wrote to memory of 2336	3196	axplong.exe	110
PID 3196 wrote to memory of 4268	3196	axplong.exe	120
PID 3196 wrote to memory of 4268	3196	axplong.exe	120
PID 3196 wrote to memory of 4268	3196	axplong.exe	120

C:\Users\Admin\AppData\Local\Temp\f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.exe
"C:\Users\Admin\AppData\Local\Temp\f8e874e5c8471c02805a465fb1ad815b6e563606c1b4a19e5de296dd256d0d85.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:4652
- 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:3196
- - 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:3492
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      PID:2352
  - - 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
      PID:3076
- - 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:2768
  - - 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:2668
    - - C:\Users\Admin\AppData\Roaming\TsLwZhgWSB.exe
        
        "C:\Users\Admin\AppData\Roaming\TsLwZhgWSB.exe"
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3956
    - - C:\Users\Admin\AppData\Roaming\aoTU4BC2CU.exe
        
        "C:\Users\Admin\AppData\Roaming\aoTU4BC2CU.exe"
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2440
- - C:\Users\Admin\AppData\Local\Temp\1000005001\setup2.exe
    "C:\Users\Admin\AppData\Local\Temp\1000005001\setup2.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Checks SCSI registry key(s)
    PID:4632
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4632 -s 352
      4⤵
      Program crash
      PID:4260
- - C:\Users\Admin\AppData\Local\Temp\1000066001\stealc_default2.exe
    "C:\Users\Admin\AppData\Local\Temp\1000066001\stealc_default2.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    PID:2336
- - C:\Users\Admin\AppData\Local\Temp\1000129001\clcs.exe
    "C:\Users\Admin\AppData\Local\Temp\1000129001\clcs.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4632 -ip 4632
1⤵
PID:3728

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:2216

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:4624

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

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion