Malware Analysis Report

2025-01-18 12:33

Sample ID 240901-bgq22swejd
Target 19184b2d5b5984f235caaf734c676659.bin
SHA256 4847acf64d3432d3ec137f4c713f34fb1f36c9da8ba7782246dc9502d4a7e00e
Tags
formbook bi05 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

4847acf64d3432d3ec137f4c713f34fb1f36c9da8ba7782246dc9502d4a7e00e

Threat Level: Known bad

The file 19184b2d5b5984f235caaf734c676659.bin was found to be: Known bad.

Malicious Activity Summary

formbook bi05 discovery rat spyware stealer trojan

Formbook

Formbook payload

Blocklisted process makes network request

AutoIT Executable

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: MapViewOfSection

Modifies registry class

Suspicious use of UnmapMainImage

Suspicious use of SendNotifyMessage

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-01 01:07

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

2024-09-01 01:07

Reported

2024-09-01 01:09

Platform

win7-20240708-en

Max time kernel

147s

Max time network

144s

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 3040 set thread context of 3008 N/A C:\Users\Admin\AppData\Local\Temp\Updated SOA.exe C:\Windows\SysWOW64\svchost.exe
PID 3008 set thread context of 1220 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 1936 set thread context of 1220 N/A C:\Windows\SysWOW64\help.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\help.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\Updated SOA.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Updated SOA.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\help.exe N/A
N/A N/A C:\Windows\SysWOW64\help.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\help.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Updated SOA.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Updated SOA.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\Updated SOA.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Updated SOA.exe N/A

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\Updated SOA.exe

"C:\Users\Admin\AppData\Local\Temp\Updated SOA.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\Updated SOA.exe"

C:\Windows\SysWOW64\help.exe

"C:\Windows\SysWOW64\help.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.hp520.xyz udp
US 8.8.8.8:53 www.fx168.shop udp
HK 117.18.7.2:80 www.fx168.shop tcp
US 8.8.8.8:53 www.nnovadis.online udp
US 8.8.8.8:53 www.enks.top udp
CN 117.72.38.158:80 www.enks.top tcp
US 8.8.8.8:53 www.ingerie-43588.bond udp
US 8.8.8.8:53 www.enks.top udp
CN 117.72.38.158:80 www.enks.top tcp

Files

memory/3040-11-0x0000000000170000-0x0000000000174000-memory.dmp

memory/3008-12-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3008-13-0x0000000000C20000-0x0000000000F23000-memory.dmp

memory/3008-16-0x00000000001D0000-0x00000000001E4000-memory.dmp

memory/3008-15-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1220-17-0x0000000003F40000-0x0000000004140000-memory.dmp

memory/1220-18-0x0000000004D00000-0x0000000004DE5000-memory.dmp

memory/1936-21-0x0000000000A50000-0x0000000000A56000-memory.dmp

memory/1936-19-0x0000000000A50000-0x0000000000A56000-memory.dmp

memory/1936-22-0x0000000000080000-0x00000000000AF000-memory.dmp

memory/1220-23-0x0000000004D00000-0x0000000004DE5000-memory.dmp

memory/1220-29-0x0000000004DF0000-0x0000000004EF1000-memory.dmp

memory/1220-30-0x0000000004DF0000-0x0000000004EF1000-memory.dmp

memory/1220-32-0x0000000004DF0000-0x0000000004EF1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-01 01:07

Reported

2024-09-01 01:09

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

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 5064 set thread context of 3032 N/A C:\Users\Admin\AppData\Local\Temp\Updated SOA.exe C:\Windows\SysWOW64\svchost.exe
PID 3032 set thread context of 3428 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 3032 set thread context of 3428 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 4900 set thread context of 3428 N/A C:\Windows\SysWOW64\rundll32.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\Updated SOA.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ C:\Windows\Explorer.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\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.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: 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\rundll32.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Updated SOA.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Updated SOA.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\Updated SOA.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Updated SOA.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\Updated SOA.exe

"C:\Users\Admin\AppData\Local\Temp\Updated SOA.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\Updated SOA.exe"

C:\Windows\SysWOW64\rundll32.exe

"C:\Windows\SysWOW64\rundll32.exe"

C:\Windows\SysWOW64\cmd.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 65.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 www.pfrt-22-mb.click udp
US 8.8.8.8:53 www.sychology-degree-80838.bond udp
US 8.8.8.8:53 www.orddserials.online udp
US 8.8.8.8:53 www.fx168.shop udp
HK 117.18.7.2:80 www.fx168.shop tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 www.fx168.shop udp
HK 117.18.7.2:80 www.fx168.shop tcp
US 8.8.8.8:53 www.7winvn.net udp
US 8.8.8.8:53 www.ingerie-43588.bond udp

Files

memory/5064-11-0x0000000000A20000-0x0000000000A24000-memory.dmp

memory/3032-12-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3032-13-0x0000000001400000-0x000000000174A000-memory.dmp

memory/3032-16-0x0000000000FB0000-0x0000000000FC4000-memory.dmp

memory/3032-15-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3428-17-0x0000000007EF0000-0x0000000007FC0000-memory.dmp

memory/3428-21-0x000000000A3A0000-0x000000000A4C5000-memory.dmp

memory/3032-20-0x0000000003020000-0x0000000003034000-memory.dmp

memory/3032-19-0x0000000000400000-0x000000000042F000-memory.dmp

memory/4900-22-0x0000000000B60000-0x0000000000B74000-memory.dmp

memory/4900-24-0x0000000000B60000-0x0000000000B74000-memory.dmp

memory/4900-25-0x0000000000A00000-0x0000000000A2F000-memory.dmp

memory/3428-26-0x000000000A3A0000-0x000000000A4C5000-memory.dmp

memory/3428-29-0x000000000A4D0000-0x000000000A59D000-memory.dmp

memory/3428-30-0x000000000A4D0000-0x000000000A59D000-memory.dmp

memory/3428-32-0x000000000A4D0000-0x000000000A59D000-memory.dmp