amadey | 456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d

Virtualization/Sandbox Evasion

credential_access stealer

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	DocumentsBAAFCAFCBK.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe

Downloads MZ/PE file

Uses browser remote debugging 2 TTPs 4 IoCs

Can be used control the browser and steal sensitive information such as credentials and session cookies.

Steal Web Session Cookie

T1539

Modify Authentication Process

pid	Process
2808	chrome.exe
2020	chrome.exe
1724	chrome.exe
584	chrome.exe

Checks BIOS information in registry 2 TTPs 6 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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	DocumentsBAAFCAFCBK.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	DocumentsBAAFCAFCBK.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe

Executes dropped EXE 2 IoCs

pid	Process
2952	DocumentsBAAFCAFCBK.exe
1280	skotes.exe

Identifies Wine through registry keys 2 TTPs 3 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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine	DocumentsBAAFCAFCBK.exe

Loads dropped DLL 6 IoCs

pid	Process
2376	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe
2376	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe
2656	cmd.exe
2656	cmd.exe
2952	DocumentsBAAFCAFCBK.exe
2952	DocumentsBAAFCAFCBK.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 3 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

Credentials from Web Browsers
T1555.003
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 3 IoCs

pid	Process
2376	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe
2952	DocumentsBAAFCAFCBK.exe
1280	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	DocumentsBAAFCAFCBK.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
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 4 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DocumentsBAAFCAFCBK.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.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	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2376	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe
2376	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe
2376	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe
2808	chrome.exe
2808	chrome.exe
2376	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe
2376	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe
2952	DocumentsBAAFCAFCBK.exe
1280	skotes.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2808	chrome.exe
Token: SeShutdownPrivilege	2808	chrome.exe
Token: SeShutdownPrivilege	2808	chrome.exe
Token: SeShutdownPrivilege	2808	chrome.exe
Token: SeShutdownPrivilege	2808	chrome.exe
Token: SeShutdownPrivilege	2808	chrome.exe
Token: SeShutdownPrivilege	2808	chrome.exe
Token: SeShutdownPrivilege	2808	chrome.exe
Token: SeShutdownPrivilege	2808	chrome.exe
Token: SeShutdownPrivilege	2808	chrome.exe
Token: SeShutdownPrivilege	2808	chrome.exe
Token: SeShutdownPrivilege	2808	chrome.exe

Suspicious use of FindShellTrayWindow 35 IoCs

pid	Process
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2808	chrome.exe
2952	DocumentsBAAFCAFCBK.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2808	2376	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe	31
PID 2376 wrote to memory of 2808	2376	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe	31
PID 2376 wrote to memory of 2808	2376	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe	31
PID 2376 wrote to memory of 2808	2376	456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe	31
PID 2808 wrote to memory of 1800	2808	chrome.exe	32
PID 2808 wrote to memory of 1800	2808	chrome.exe	32
PID 2808 wrote to memory of 1800	2808	chrome.exe	32
PID 2808 wrote to memory of 1820	2808	chrome.exe	33
PID 2808 wrote to memory of 1820	2808	chrome.exe	33
PID 2808 wrote to memory of 1820	2808	chrome.exe	33
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 3036	2808	chrome.exe	35
PID 2808 wrote to memory of 2148	2808	chrome.exe	36
PID 2808 wrote to memory of 2148	2808	chrome.exe	36
PID 2808 wrote to memory of 2148	2808	chrome.exe	36
PID 2808 wrote to memory of 2368	2808	chrome.exe	37
PID 2808 wrote to memory of 2368	2808	chrome.exe	37
PID 2808 wrote to memory of 2368	2808	chrome.exe	37
PID 2808 wrote to memory of 2368	2808	chrome.exe	37
PID 2808 wrote to memory of 2368	2808	chrome.exe	37
PID 2808 wrote to memory of 2368	2808	chrome.exe	37
PID 2808 wrote to memory of 2368	2808	chrome.exe	37
PID 2808 wrote to memory of 2368	2808	chrome.exe	37
PID 2808 wrote to memory of 2368	2808	chrome.exe	37
PID 2808 wrote to memory of 2368	2808	chrome.exe	37
PID 2808 wrote to memory of 2368	2808	chrome.exe	37
PID 2808 wrote to memory of 2368	2808	chrome.exe	37

C:\Users\Admin\AppData\Local\Temp\456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe
"C:\Users\Admin\AppData\Local\Temp\456122f9bf064f278a031c9767f48e1cd0d383abc8902e614b22dd9b8f4f907d.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9229 --profile-directory="Default"
  2⤵
  - Uses browser remote debugging
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2808
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6e79758,0x7fef6e79768,0x7fef6e79778
    3⤵
    PID:1800
- - C:\Windows\system32\ctfmon.exe
    ctfmon.exe
    3⤵
    PID:1820
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1152 --field-trial-handle=2036,i,1594462953750298452,7258429111081058834,131072 /prefetch:2
    3⤵
    PID:3036
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1380 --field-trial-handle=2036,i,1594462953750298452,7258429111081058834,131072 /prefetch:8
    3⤵
    PID:2148
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1476 --field-trial-handle=2036,i,1594462953750298452,7258429111081058834,131072 /prefetch:8
    3⤵
    PID:2368
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --remote-debugging-port=9229 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2008 --field-trial-handle=2036,i,1594462953750298452,7258429111081058834,131072 /prefetch:1
    3⤵
    - Uses browser remote debugging
    PID:1724
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9229 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2016 --field-trial-handle=2036,i,1594462953750298452,7258429111081058834,131072 /prefetch:1
    3⤵
    - Uses browser remote debugging
    PID:2020
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=2192 --field-trial-handle=2036,i,1594462953750298452,7258429111081058834,131072 /prefetch:2
    3⤵
    PID:2588
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9229 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3280 --field-trial-handle=2036,i,1594462953750298452,7258429111081058834,131072 /prefetch:1
    3⤵
    - Uses browser remote debugging
    PID:584
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3696 --field-trial-handle=2036,i,1594462953750298452,7258429111081058834,131072 /prefetch:8
    3⤵
    PID:1952
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\DocumentsBAAFCAFCBK.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2656
- - C:\Users\Admin\DocumentsBAAFCAFCBK.exe
    "C:\Users\Admin\DocumentsBAAFCAFCBK.exe"
    3⤵
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Loads dropped DLL
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    PID:2952
  - - C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
      "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
      4⤵
      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
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      PID:1280

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:2120

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Modify Authentication Process

Privilege Escalation

Defense Evasion

Modify Authentication Process

Virtualization/Sandbox Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Modify Authentication Process

Steal Web Session Cookie

T1539

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

System Information Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion