Malware Analysis Report

2025-04-14 08:32

Sample ID 240920-zg3b3sxbjf
Target d58fab60c4219b29dff06c1156c4a5b1995639d7434c3d48fe9fb1033ca02bdc
SHA256 d58fab60c4219b29dff06c1156c4a5b1995639d7434c3d48fe9fb1033ca02bdc
Tags
formbook c89p 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

d58fab60c4219b29dff06c1156c4a5b1995639d7434c3d48fe9fb1033ca02bdc

Threat Level: Known bad

The file d58fab60c4219b29dff06c1156c4a5b1995639d7434c3d48fe9fb1033ca02bdc was found to be: Known bad.

Malicious Activity Summary

formbook c89p discovery rat spyware stealer trojan

Formbook

Formbook payload

AutoIT Executable

Suspicious use of SetThreadContext

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Enumerates system info in registry

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-20 20:42

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

2024-09-20 20:42

Reported

2024-09-20 20:44

Platform

win7-20240729-en

Max time kernel

149s

Max time network

147s

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 2136 set thread context of 1632 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy.exe C:\Windows\SysWOW64\svchost.exe
PID 1632 set thread context of 1260 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 1656 set thread context of 1260 N/A C:\Windows\SysWOW64\wlanext.exe C:\Windows\Explorer.EXE

Enumerates physical storage devices

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\Payment Copy.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\wlanext.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\wlanext.exe N/A

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\Payment Copy.exe

"C:\Users\Admin\AppData\Local\Temp\Payment Copy.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\Payment Copy.exe"

C:\Windows\SysWOW64\wlanext.exe

"C:\Windows\SysWOW64\wlanext.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.idoctor365.net udp
US 8.8.8.8:53 www.atauniversity.tech udp
US 8.8.8.8:53 www.hits.shop udp
US 8.8.8.8:53 www.aycare-service-99683.bond udp
US 8.8.8.8:53 www.aston-saaaa.buzz udp
US 8.8.8.8:53 www.arehouse-inventory-29693.bond udp

Files

memory/2136-2-0x0000000003610000-0x0000000003A10000-memory.dmp

memory/1632-3-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1632-4-0x0000000000930000-0x0000000000C33000-memory.dmp

memory/1632-8-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1632-7-0x0000000000180000-0x0000000000194000-memory.dmp

memory/1260-9-0x0000000006AF0000-0x0000000006BBF000-memory.dmp

memory/1260-6-0x0000000000010000-0x0000000000020000-memory.dmp

memory/1656-11-0x00000000004C0000-0x00000000004D6000-memory.dmp

memory/1656-10-0x00000000004C0000-0x00000000004D6000-memory.dmp

memory/1656-12-0x0000000000080000-0x00000000000AF000-memory.dmp

memory/1260-13-0x0000000006AF0000-0x0000000006BBF000-memory.dmp

memory/1260-19-0x0000000007420000-0x0000000007502000-memory.dmp

memory/1260-20-0x0000000007420000-0x0000000007502000-memory.dmp

memory/1260-22-0x0000000007420000-0x0000000007502000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-20 20:42

Reported

2024-09-20 20:44

Platform

win10v2004-20240802-en

Max time kernel

149s

Max time network

137s

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 4132 set thread context of 3164 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy.exe C:\Windows\SysWOW64\svchost.exe
PID 3164 set thread context of 3508 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 3164 set thread context of 3508 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 3448 set thread context of 3508 N/A C:\Windows\SysWOW64\chkdsk.exe C:\Windows\Explorer.EXE

Enumerates physical storage devices

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\Payment Copy.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

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: SeDebugPrivilege N/A C:\Windows\SysWOW64\chkdsk.exe N/A

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\Payment Copy.exe

"C:\Users\Admin\AppData\Local\Temp\Payment Copy.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\Payment Copy.exe"

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 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 36.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 www.ydh5.beauty udp
US 8.8.8.8:53 www.okenexchange.art udp
US 8.8.8.8:53 101.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 www.dcustomdesgins.net udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 www.ijie.pro udp
US 8.8.8.8:53 www.bsboffchatrussummsa.online udp
US 8.8.8.8:53 www.acuum-cleaner-84018.bond udp

Files

memory/4132-2-0x0000000003F10000-0x0000000004310000-memory.dmp

memory/3164-3-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3164-4-0x0000000001C00000-0x0000000001F4A000-memory.dmp

memory/3164-7-0x0000000002090000-0x00000000020A4000-memory.dmp

memory/3164-6-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3508-8-0x00000000085C0000-0x0000000008685000-memory.dmp

memory/3508-12-0x0000000008690000-0x0000000008798000-memory.dmp

memory/3164-11-0x00000000039C0000-0x00000000039D4000-memory.dmp

memory/3164-10-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3508-13-0x00000000085C0000-0x0000000008685000-memory.dmp

memory/3448-14-0x0000000000ED0000-0x0000000000EDA000-memory.dmp

memory/3448-15-0x0000000000ED0000-0x0000000000EDA000-memory.dmp

memory/3448-16-0x0000000000180000-0x00000000001AF000-memory.dmp

memory/3508-17-0x0000000008690000-0x0000000008798000-memory.dmp

memory/3508-20-0x0000000008D30000-0x0000000008EC3000-memory.dmp

memory/3508-21-0x0000000008D30000-0x0000000008EC3000-memory.dmp

memory/3508-23-0x0000000008D30000-0x0000000008EC3000-memory.dmp