Malware Analysis Report

2024-12-07 03:15

Sample ID 241114-bnc4rssdrg
Target Transfer of rights and privilege.exe
SHA256 e5eda013173004830010766af13273e9ee2b96c0c63628a531945e4e8c0da884
Tags
formbook cl21 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

e5eda013173004830010766af13273e9ee2b96c0c63628a531945e4e8c0da884

Threat Level: Known bad

The file Transfer of rights and privilege.exe was found to be: Known bad.

Malicious Activity Summary

formbook cl21 discovery rat spyware stealer trojan

Formbook

Formbook family

Formbook payload

AutoIT Executable

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

Suspicious use of UnmapMainImage

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-14 01:17

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

2024-11-14 01:17

Reported

2024-11-14 01:19

Platform

win7-20240708-en

Max time kernel

146s

Max time network

123s

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 2568 set thread context of 1728 N/A C:\Users\Admin\AppData\Local\Temp\Transfer of rights and privilege.exe C:\Windows\SysWOW64\svchost.exe
PID 1728 set thread context of 1124 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 2532 set thread context of 1124 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\Transfer of rights and privilege.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 2568 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Local\Temp\Transfer of rights and privilege.exe C:\Windows\SysWOW64\svchost.exe
PID 2568 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Local\Temp\Transfer of rights and privilege.exe C:\Windows\SysWOW64\svchost.exe
PID 2568 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Local\Temp\Transfer of rights and privilege.exe C:\Windows\SysWOW64\svchost.exe
PID 2568 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Local\Temp\Transfer of rights and privilege.exe C:\Windows\SysWOW64\svchost.exe
PID 2568 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Local\Temp\Transfer of rights and privilege.exe C:\Windows\SysWOW64\svchost.exe
PID 1124 wrote to memory of 2532 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\netsh.exe
PID 1124 wrote to memory of 2532 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\netsh.exe
PID 1124 wrote to memory of 2532 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\netsh.exe
PID 1124 wrote to memory of 2532 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\netsh.exe
PID 2532 wrote to memory of 328 N/A C:\Windows\SysWOW64\netsh.exe C:\Windows\SysWOW64\cmd.exe
PID 2532 wrote to memory of 328 N/A C:\Windows\SysWOW64\netsh.exe C:\Windows\SysWOW64\cmd.exe
PID 2532 wrote to memory of 328 N/A C:\Windows\SysWOW64\netsh.exe C:\Windows\SysWOW64\cmd.exe
PID 2532 wrote to memory of 328 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\Transfer of rights and privilege.exe

"C:\Users\Admin\AppData\Local\Temp\Transfer of rights and privilege.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\Transfer of rights and privilege.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/2568-6-0x0000000000980000-0x0000000000D80000-memory.dmp

memory/1728-7-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1728-8-0x00000000008A0000-0x0000000000BA3000-memory.dmp

memory/1728-11-0x00000000001D0000-0x00000000001E4000-memory.dmp

memory/1728-10-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1124-12-0x0000000004E80000-0x0000000004FD5000-memory.dmp

memory/2532-13-0x0000000001790000-0x00000000017AB000-memory.dmp

memory/2532-15-0x0000000001790000-0x00000000017AB000-memory.dmp

memory/2532-16-0x00000000000C0000-0x00000000000EF000-memory.dmp

memory/1124-17-0x0000000004E80000-0x0000000004FD5000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-14 01:17

Reported

2024-11-14 01:19

Platform

win10v2004-20241007-en

Max time kernel

147s

Max time network

140s

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2180 set thread context of 3248 N/A C:\Users\Admin\AppData\Local\Temp\Transfer of rights and privilege.exe C:\Windows\SysWOW64\svchost.exe
PID 3248 set thread context of 3392 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 5096 set thread context of 3392 N/A C:\Windows\SysWOW64\cmmon32.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\Transfer of rights and privilege.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmmon32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.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\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.exe N/A
N/A N/A C:\Windows\SysWOW64\cmmon32.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\cmmon32.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\Transfer of rights and privilege.exe

"C:\Users\Admin\AppData\Local\Temp\Transfer of rights and privilege.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\Transfer of rights and privilege.exe"

C:\Windows\SysWOW64\cmmon32.exe

"C:\Windows\SysWOW64\cmmon32.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 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.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.xrjgq-prepare.xyz udp
US 8.8.8.8:53 www.ushihq.xyz udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 www.airs-clinicato.today udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 www.evinedesignz11.net udp
US 8.8.8.8:53 www.ingledatings46.xyz udp
US 8.8.8.8:53 www.cadvirsor.net udp

Files

memory/2180-6-0x0000000001250000-0x0000000001650000-memory.dmp

memory/3248-7-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3248-8-0x0000000001A00000-0x0000000001D4A000-memory.dmp

memory/3392-12-0x000000000A3F0000-0x000000000A504000-memory.dmp

memory/3248-11-0x00000000017B0000-0x00000000017C4000-memory.dmp

memory/3248-10-0x0000000000400000-0x000000000042F000-memory.dmp

memory/5096-14-0x0000000000430000-0x000000000043C000-memory.dmp

memory/5096-13-0x0000000000430000-0x000000000043C000-memory.dmp

memory/5096-15-0x0000000000170000-0x000000000019F000-memory.dmp

memory/3392-16-0x000000000A3F0000-0x000000000A504000-memory.dmp

memory/3392-19-0x0000000008450000-0x00000000085BC000-memory.dmp

memory/3392-21-0x0000000008450000-0x00000000085BC000-memory.dmp

memory/3392-22-0x0000000008450000-0x00000000085BC000-memory.dmp