hawkeye | b1a7f6080be22ee997629f40065503419c579167dbcde70aa7a7854e8a5fea78

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe

NirSoft MailPassView 9 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral1/memory/472-15-0x0000000000400000-0x0000000000488000-memory.dmp	MailPassView
behavioral1/memory/472-17-0x0000000000400000-0x0000000000488000-memory.dmp	MailPassView
behavioral1/memory/472-21-0x0000000000400000-0x0000000000488000-memory.dmp	MailPassView
behavioral1/memory/472-23-0x0000000000400000-0x0000000000488000-memory.dmp	MailPassView
behavioral1/memory/472-25-0x0000000000400000-0x0000000000488000-memory.dmp	MailPassView
behavioral1/memory/1540-34-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral1/memory/1540-37-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral1/memory/1540-38-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral1/memory/1540-40-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 9 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral1/memory/472-15-0x0000000000400000-0x0000000000488000-memory.dmp	WebBrowserPassView
behavioral1/memory/472-17-0x0000000000400000-0x0000000000488000-memory.dmp	WebBrowserPassView
behavioral1/memory/472-21-0x0000000000400000-0x0000000000488000-memory.dmp	WebBrowserPassView
behavioral1/memory/472-23-0x0000000000400000-0x0000000000488000-memory.dmp	WebBrowserPassView
behavioral1/memory/472-25-0x0000000000400000-0x0000000000488000-memory.dmp	WebBrowserPassView
behavioral1/memory/628-45-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral1/memory/628-43-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral1/memory/628-46-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral1/memory/628-50-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

Nirsoft 13 IoCs

resource	yara_rule
behavioral1/memory/472-15-0x0000000000400000-0x0000000000488000-memory.dmp	Nirsoft
behavioral1/memory/472-17-0x0000000000400000-0x0000000000488000-memory.dmp	Nirsoft
behavioral1/memory/472-21-0x0000000000400000-0x0000000000488000-memory.dmp	Nirsoft
behavioral1/memory/472-23-0x0000000000400000-0x0000000000488000-memory.dmp	Nirsoft
behavioral1/memory/472-25-0x0000000000400000-0x0000000000488000-memory.dmp	Nirsoft
behavioral1/memory/1540-34-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/1540-37-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/1540-38-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/1540-40-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/628-45-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral1/memory/628-43-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral1/memory/628-46-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral1/memory/628-50-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

Looks for VMWare Tools registry key 2 TTPs 1 IoCs

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	vbc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe"	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	whatismyipaddress.com
6	whatismyipaddress.com

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2908 set thread context of 472	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	33
PID 472 set thread context of 1540	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	34
PID 472 set thread context of 628	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	35

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

pid	Process
2224	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe
472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe
Token: SeDebugPrivilege	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 2224	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	31
PID 2908 wrote to memory of 2224	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	31
PID 2908 wrote to memory of 2224	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	31
PID 2908 wrote to memory of 2224	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	31
PID 2908 wrote to memory of 472	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	33
PID 2908 wrote to memory of 472	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	33
PID 2908 wrote to memory of 472	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	33
PID 2908 wrote to memory of 472	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	33
PID 2908 wrote to memory of 472	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	33
PID 2908 wrote to memory of 472	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	33
PID 2908 wrote to memory of 472	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	33
PID 2908 wrote to memory of 472	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	33
PID 2908 wrote to memory of 472	2908	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	33
PID 472 wrote to memory of 1540	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	34
PID 472 wrote to memory of 1540	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	34
PID 472 wrote to memory of 1540	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	34
PID 472 wrote to memory of 1540	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	34
PID 472 wrote to memory of 1540	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	34
PID 472 wrote to memory of 1540	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	34
PID 472 wrote to memory of 1540	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	34
PID 472 wrote to memory of 1540	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	34
PID 472 wrote to memory of 1540	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	34
PID 472 wrote to memory of 1540	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	34
PID 472 wrote to memory of 628	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	35
PID 472 wrote to memory of 628	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	35
PID 472 wrote to memory of 628	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	35
PID 472 wrote to memory of 628	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	35
PID 472 wrote to memory of 628	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	35
PID 472 wrote to memory of 628	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	35
PID 472 wrote to memory of 628	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	35
PID 472 wrote to memory of 628	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	35
PID 472 wrote to memory of 628	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	35
PID 472 wrote to memory of 628	472	1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe	35

C:\Users\Admin\AppData\Local\Temp\1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe
"C:\Users\Admin\AppData\Local\Temp\1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe"
1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vIAIAyAXewJvJh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2481.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2224
- C:\Users\Admin\AppData\Local\Temp\1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac.exe
  "{path}"
  2⤵
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:472
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
    3⤵
    - Accesses Microsoft Outlook accounts
    PID:1540
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
    3⤵
    PID:628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Scripting

T1064

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Virtualization/Sandbox Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery

T1082

Virtualization/Sandbox Evasion