formbook | 548de01ac63fb68ba8c73321dcf2b2a92658d5e77c2e6c25eb00a053a0cf67d0

Bypass User Account Control

T1548.002

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	SWIFT del pago JPG.exe

Windows security bypass 2 TTPs 2 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\SWIFT del pago JPG.exe = "0"	SWIFT del pago JPG.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	SWIFT del pago JPG.exe

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/3260-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3260-22-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4788-30-0x0000000000560000-0x000000000058F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3160	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	SWIFT del pago JPG.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

Windows security modification 2 TTPs 3 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	SWIFT del pago JPG.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions	SWIFT del pago JPG.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\SWIFT del pago JPG.exe = "0"	SWIFT del pago JPG.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	SWIFT del pago JPG.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	SWIFT del pago JPG.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 392 set thread context of 3260	392	SWIFT del pago JPG.exe	94
PID 3260 set thread context of 3576	3260	wmplayer.exe	56
PID 4788 set thread context of 3576	4788	cmd.exe	56

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 2 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	cmd.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

description	ioc	Process
Key created	\Registry\User\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmd.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
3160	powershell.exe
3160	powershell.exe
3260	wmplayer.exe
3260	wmplayer.exe
3260	wmplayer.exe
3260	wmplayer.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
3260	wmplayer.exe
3260	wmplayer.exe
3260	wmplayer.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe
4788	cmd.exe

Suspicious use of AdjustPrivilegeToken 15 IoCs

description	pid	Process
Token: SeDebugPrivilege	3160	powershell.exe
Token: SeDebugPrivilege	3260	wmplayer.exe
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE
Token: SeDebugPrivilege	4788	cmd.exe
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3576	Explorer.EXE

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 392 wrote to memory of 3160	392	SWIFT del pago JPG.exe	90
PID 392 wrote to memory of 3160	392	SWIFT del pago JPG.exe	90
PID 392 wrote to memory of 5032	392	SWIFT del pago JPG.exe	91
PID 392 wrote to memory of 5032	392	SWIFT del pago JPG.exe	91
PID 392 wrote to memory of 5032	392	SWIFT del pago JPG.exe	91
PID 392 wrote to memory of 3260	392	SWIFT del pago JPG.exe	94
PID 392 wrote to memory of 3260	392	SWIFT del pago JPG.exe	94
PID 392 wrote to memory of 3260	392	SWIFT del pago JPG.exe	94
PID 392 wrote to memory of 3260	392	SWIFT del pago JPG.exe	94
PID 392 wrote to memory of 3260	392	SWIFT del pago JPG.exe	94
PID 392 wrote to memory of 3260	392	SWIFT del pago JPG.exe	94
PID 392 wrote to memory of 696	392	SWIFT del pago JPG.exe	95
PID 392 wrote to memory of 696	392	SWIFT del pago JPG.exe	95
PID 392 wrote to memory of 696	392	SWIFT del pago JPG.exe	95
PID 3576 wrote to memory of 4788	3576	Explorer.EXE	100
PID 3576 wrote to memory of 4788	3576	Explorer.EXE	100
PID 3576 wrote to memory of 4788	3576	Explorer.EXE	100
PID 4788 wrote to memory of 508	4788	cmd.exe	102
PID 4788 wrote to memory of 508	4788	cmd.exe	102
PID 4788 wrote to memory of 508	4788	cmd.exe	102
PID 4788 wrote to memory of 3748	4788	cmd.exe	106
PID 4788 wrote to memory of 3748	4788	cmd.exe	106
PID 4788 wrote to memory of 3748	4788	cmd.exe	106

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	SWIFT del pago JPG.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3576
- C:\Users\Admin\AppData\Local\Temp\SWIFT del pago JPG.exe
  "C:\Users\Admin\AppData\Local\Temp\SWIFT del pago JPG.exe"
  2⤵
  - UAC bypass
  - Windows security bypass
  - Checks computer location settings
  - Windows security modification
  - Checks whether UAC is enabled
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:392
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SWIFT del pago JPG.exe" -Force
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3160
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
    3⤵
    PID:5032
- - C:\Program Files (x86)\Windows Media Player\wmplayer.exe
    "C:\Program Files (x86)\Windows Media Player\wmplayer.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3260
- - C:\Program Files (x86)\Windows Media Player\wmplayer.exe
    "C:\Program Files (x86)\Windows Media Player\wmplayer.exe"
    3⤵
    PID:696
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\SysWOW64\cmd.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4788
- - C:\Windows\SysWOW64\cmd.exe
    /c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
    3⤵
    - System Location Discovery: System Language Discovery
    PID:508
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:3748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

Modify Registry