Malware Analysis Report

2024-12-07 03:18

Sample ID 241114-db36jaxkar
Target 9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe
SHA256 9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46
Tags
formbook ge07 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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46

Threat Level: Known bad

The file 9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe was found to be: Known bad.

Malicious Activity Summary

formbook ge07 discovery rat spyware stealer trojan

Formbook

Formbook family

Formbook payload

AutoIT Executable

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of FindShellTrayWindow

Enumerates system info in registry

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of UnmapMainImage

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-14 02:50

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: behavioral2

Detonation Overview

Submitted

2024-11-14 02:50

Reported

2024-11-14 02:53

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

C:\Windows\Explorer.EXE

Signatures

Formbook

trojan spyware stealer formbook

Formbook family

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 1336 set thread context of 4528 N/A C:\Users\Admin\AppData\Local\Temp\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe C:\Windows\SysWOW64\svchost.exe
PID 4528 set thread context of 3520 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 1588 set thread context of 3520 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:\Users\Admin\AppData\Local\Temp\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.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

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\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
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: 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:\Windows\Explorer.EXE N/A
N/A N/A C:\Windows\Explorer.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\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe

"C:\Users\Admin\AppData\Local\Temp\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.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 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 www.hqm-during.xyz udp
US 8.8.8.8:53 www.ocockbowerlybrawer.cfd udp
US 8.8.8.8:53 21.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 www.zoc-marriage.xyz udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 www.reyhazeusa.shop udp
US 8.8.8.8:53 www.hild-fcudh.xyz udp
US 8.8.8.8:53 www.ood-packaging-jobs-brasil.today udp
US 8.8.8.8:53 171.117.168.52.in-addr.arpa udp

Files

memory/1336-11-0x00000000011B0000-0x00000000015B0000-memory.dmp

memory/4528-12-0x0000000000400000-0x000000000042F000-memory.dmp

memory/4528-13-0x0000000001400000-0x000000000174A000-memory.dmp

memory/4528-15-0x0000000000400000-0x000000000042F000-memory.dmp

memory/4528-16-0x00000000013D0000-0x00000000013E5000-memory.dmp

memory/3520-17-0x00000000030A0000-0x00000000031FC000-memory.dmp

memory/1588-18-0x0000000000AF0000-0x0000000000AFA000-memory.dmp

memory/1588-19-0x0000000000AF0000-0x0000000000AFA000-memory.dmp

memory/1588-20-0x0000000000D70000-0x0000000000D9F000-memory.dmp

memory/3520-21-0x00000000030A0000-0x00000000031FC000-memory.dmp

memory/3520-25-0x0000000008E70000-0x0000000008FEE000-memory.dmp

memory/3520-26-0x0000000008E70000-0x0000000008FEE000-memory.dmp

memory/3520-28-0x0000000008E70000-0x0000000008FEE000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-14 02:50

Reported

2024-11-14 02:53

Platform

win7-20240903-en

Max time kernel

145s

Max time network

122s

Command Line

C:\Windows\Explorer.EXE

Signatures

Formbook

trojan spyware stealer formbook

Formbook family

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

AutoIT Executable

Description Indicator Process Target
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 1708 set thread context of 1224 N/A C:\Users\Admin\AppData\Local\Temp\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe C:\Windows\SysWOW64\svchost.exe
PID 1224 set thread context of 1188 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 2128 set thread context of 1188 N/A C:\Windows\SysWOW64\netsh.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\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\netsh.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\netsh.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1708 wrote to memory of 1224 N/A C:\Users\Admin\AppData\Local\Temp\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe C:\Windows\SysWOW64\svchost.exe
PID 1708 wrote to memory of 1224 N/A C:\Users\Admin\AppData\Local\Temp\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe C:\Windows\SysWOW64\svchost.exe
PID 1708 wrote to memory of 1224 N/A C:\Users\Admin\AppData\Local\Temp\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe C:\Windows\SysWOW64\svchost.exe
PID 1708 wrote to memory of 1224 N/A C:\Users\Admin\AppData\Local\Temp\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe C:\Windows\SysWOW64\svchost.exe
PID 1708 wrote to memory of 1224 N/A C:\Users\Admin\AppData\Local\Temp\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe C:\Windows\SysWOW64\svchost.exe
PID 1188 wrote to memory of 2128 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\netsh.exe
PID 1188 wrote to memory of 2128 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\netsh.exe
PID 1188 wrote to memory of 2128 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\netsh.exe
PID 1188 wrote to memory of 2128 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\netsh.exe
PID 2128 wrote to memory of 1368 N/A C:\Windows\SysWOW64\netsh.exe C:\Windows\SysWOW64\cmd.exe
PID 2128 wrote to memory of 1368 N/A C:\Windows\SysWOW64\netsh.exe C:\Windows\SysWOW64\cmd.exe
PID 2128 wrote to memory of 1368 N/A C:\Windows\SysWOW64\netsh.exe C:\Windows\SysWOW64\cmd.exe
PID 2128 wrote to memory of 1368 N/A C:\Windows\SysWOW64\netsh.exe C:\Windows\SysWOW64\cmd.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe

"C:\Users\Admin\AppData\Local\Temp\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\9b250f96c8e383893d2c2f0ae940312d86e6aec8d0e27aadd9087dce67d17c46.exe"

C:\Windows\SysWOW64\netsh.exe

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

C:\Windows\SysWOW64\cmd.exe

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

Network

N/A

Files

memory/1708-11-0x0000000000020000-0x000000000012D000-memory.dmp

memory/1224-12-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1708-13-0x0000000000020000-0x000000000012D000-memory.dmp

memory/1224-14-0x0000000000830000-0x0000000000B33000-memory.dmp

memory/1224-17-0x0000000000110000-0x0000000000125000-memory.dmp

memory/1188-18-0x00000000061C0000-0x0000000006340000-memory.dmp

memory/1224-16-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2128-19-0x0000000000CB0000-0x0000000000CCB000-memory.dmp

memory/2128-21-0x0000000000CB0000-0x0000000000CCB000-memory.dmp

memory/2128-22-0x0000000000080000-0x00000000000AF000-memory.dmp

memory/1188-23-0x00000000061C0000-0x0000000006340000-memory.dmp