Malware Analysis Report

2025-01-18 12:23

Sample ID 240830-b27kjaserm
Target 7e8b932504273b89321e9108f3e319e40725e8971c27fd1e5f3d98cce4f013e9
SHA256 7e8b932504273b89321e9108f3e319e40725e8971c27fd1e5f3d98cce4f013e9
Tags
formbook ph01 discovery rat spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

7e8b932504273b89321e9108f3e319e40725e8971c27fd1e5f3d98cce4f013e9

Threat Level: Known bad

The file 7e8b932504273b89321e9108f3e319e40725e8971c27fd1e5f3d98cce4f013e9 was found to be: Known bad.

Malicious Activity Summary

formbook ph01 discovery rat spyware stealer trojan

Formbook

Formbook payload

Suspicious use of SetThreadContext

AutoIT Executable

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Enumerates system info in registry

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

Suspicious use of UnmapMainImage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-30 01:39

Signatures

AutoIT Executable

Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-30 01:39

Reported

2024-08-30 01:42

Platform

win7-20240708-en

Max time kernel

147s

Max time network

133s

Command Line

C:\Windows\Explorer.EXE

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

rat
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2168 set thread context of 804 N/A C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe C:\Windows\SysWOW64\svchost.exe
PID 804 set thread context of 1196 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 2728 set thread context of 1196 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe N/A
N/A N/A C:\Windows\Explorer.EXE N/A
N/A N/A C:\Windows\Explorer.EXE N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe N/A

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe

"C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Windows\SysWOW64\svchost.exe"

C:\Windows\SysWOW64\cmd.exe

/c del "C:\Windows\SysWOW64\svchost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.hiramon.cloud udp
US 8.8.8.8:53 www.uke-saaac.buzz udp
US 8.8.8.8:53 www.ootdetoxes.shop udp
US 8.8.8.8:53 www.nvestment-services-49610.bond udp
US 8.8.8.8:53 www.p39.xyz udp

Files

memory/2168-10-0x00000000001A0000-0x00000000001A4000-memory.dmp

memory/804-11-0x0000000000400000-0x000000000042F000-memory.dmp

memory/804-12-0x00000000009D0000-0x0000000000CD3000-memory.dmp

memory/804-15-0x00000000001A0000-0x00000000001B4000-memory.dmp

memory/804-14-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1196-16-0x0000000000160000-0x0000000000260000-memory.dmp

memory/1196-17-0x0000000005080000-0x0000000005144000-memory.dmp

memory/2728-18-0x00000000005D0000-0x00000000005D8000-memory.dmp

memory/2728-20-0x00000000005D0000-0x00000000005D8000-memory.dmp

memory/2728-21-0x0000000000080000-0x00000000000AF000-memory.dmp

memory/1196-22-0x0000000005080000-0x0000000005144000-memory.dmp

memory/1196-27-0x0000000005350000-0x00000000054CD000-memory.dmp

memory/1196-28-0x0000000005350000-0x00000000054CD000-memory.dmp

memory/1196-30-0x0000000005350000-0x00000000054CD000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-30 01:39

Reported

2024-08-30 01:42

Platform

win10v2004-20240802-en

Max time kernel

146s

Max time network

138s

Command Line

C:\Windows\Explorer.EXE

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

rat
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4248 set thread context of 2732 N/A C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe C:\Windows\SysWOW64\svchost.exe
PID 2732 set thread context of 3524 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 2732 set thread context of 3524 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 1808 set thread context of 3524 N/A C:\Windows\SysWOW64\chkdsk.exe C:\Windows\Explorer.EXE

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\chkdsk.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier C:\Windows\SysWOW64\chkdsk.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\chkdsk.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Windows\Explorer.EXE N/A

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe

"C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\MV SANTA MARGHERITA_pdf.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4248 -ip 4248

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4248 -s 708

C:\Windows\SysWOW64\chkdsk.exe

"C:\Windows\SysWOW64\chkdsk.exe"

C:\Windows\SysWOW64\cmd.exe

/c del "C:\Windows\SysWOW64\svchost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 www.arze.dev udp
US 8.8.8.8:53 www.esourceshark.info udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 www.hiramon.cloud udp
US 8.8.8.8:53 www.edinvest.tech udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 www.f4md.shop udp

Files

memory/4248-10-0x0000000003900000-0x0000000003904000-memory.dmp

memory/2732-11-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2732-12-0x0000000001100000-0x000000000144A000-memory.dmp

memory/2732-15-0x0000000001060000-0x0000000001074000-memory.dmp

memory/2732-14-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3524-16-0x0000000008740000-0x0000000008830000-memory.dmp

memory/3524-20-0x0000000008830000-0x0000000008976000-memory.dmp

memory/2732-19-0x00000000010C0000-0x00000000010D4000-memory.dmp

memory/2732-18-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3524-21-0x0000000008740000-0x0000000008830000-memory.dmp

memory/1808-23-0x00000000004F0000-0x00000000004FA000-memory.dmp

memory/1808-22-0x00000000004F0000-0x00000000004FA000-memory.dmp

memory/3524-24-0x0000000008830000-0x0000000008976000-memory.dmp

memory/1808-25-0x0000000000500000-0x000000000052F000-memory.dmp

memory/3524-28-0x00000000089A0000-0x0000000008A37000-memory.dmp

memory/3524-29-0x00000000089A0000-0x0000000008A37000-memory.dmp

memory/3524-31-0x00000000089A0000-0x0000000008A37000-memory.dmp