Malware Analysis Report

2024-12-07 03:17

Sample ID 241114-cwrskawrar
Target 5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
SHA256 5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e
Tags
formbook m17o discovery execution 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

5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e

Threat Level: Known bad

The file 5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe was found to be: Known bad.

Malicious Activity Summary

formbook m17o discovery execution rat spyware stealer trojan

Formbook

Formbook family

Formbook payload

Command and Scripting Interpreter: PowerShell

Checks computer location settings

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-14 02:25

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-14 02:25

Reported

2024-11-14 02:28

Platform

win7-20240903-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.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

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

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\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2268 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2268 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2268 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2268 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2268 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 2268 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 2268 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 2268 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 2268 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 2268 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 2268 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe

"C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe"

C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe

"C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe"

Network

N/A

Files

memory/2268-0-0x000000007479E000-0x000000007479F000-memory.dmp

memory/2268-1-0x0000000000E40000-0x0000000000EDC000-memory.dmp

memory/2268-2-0x0000000074790000-0x0000000074E7E000-memory.dmp

memory/2268-3-0x0000000000500000-0x0000000000512000-memory.dmp

memory/2268-4-0x000000007479E000-0x000000007479F000-memory.dmp

memory/2268-5-0x0000000074790000-0x0000000074E7E000-memory.dmp

memory/2268-6-0x0000000004D10000-0x0000000004D8A000-memory.dmp

memory/2804-7-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2804-11-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2268-12-0x0000000074790000-0x0000000074E7E000-memory.dmp

memory/2804-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2804-8-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2804-13-0x0000000000830000-0x0000000000B33000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-14 02:25

Reported

2024-11-14 02:28

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.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

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe N/A

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\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4848 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 4848 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 4848 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 4848 wrote to memory of 3356 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 4848 wrote to memory of 3356 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 4848 wrote to memory of 3356 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 4848 wrote to memory of 2440 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 4848 wrote to memory of 2440 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 4848 wrote to memory of 2440 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 4848 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 4848 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 4848 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 4848 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 4848 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe
PID 4848 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe

"C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe"

C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe

"C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe"

C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe

"C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe"

C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe

"C:\Users\Admin\AppData\Local\Temp\5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/4848-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

memory/4848-1-0x00000000009B0000-0x0000000000A4C000-memory.dmp

memory/4848-2-0x0000000005990000-0x0000000005F34000-memory.dmp

memory/4848-3-0x0000000005480000-0x0000000005512000-memory.dmp

memory/4848-4-0x0000000005460000-0x000000000546A000-memory.dmp

memory/4848-5-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/4848-6-0x0000000007E10000-0x0000000007E22000-memory.dmp

memory/4848-7-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

memory/4848-8-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/4848-9-0x0000000006930000-0x00000000069AA000-memory.dmp

memory/4848-10-0x000000000A530000-0x000000000A5CC000-memory.dmp

memory/1844-11-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1844-15-0x00000000016D0000-0x0000000001A1A000-memory.dmp

memory/2324-17-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/2324-16-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

memory/4848-14-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/2324-13-0x00000000047B0000-0x00000000047E6000-memory.dmp

memory/2324-18-0x0000000004E20000-0x0000000005448000-memory.dmp

memory/2324-19-0x0000000004C80000-0x0000000004CA2000-memory.dmp

memory/2324-21-0x0000000005500000-0x0000000005566000-memory.dmp

memory/2324-20-0x0000000004DA0000-0x0000000004E06000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_smfs0z2b.5nw.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2324-31-0x0000000005770000-0x0000000005AC4000-memory.dmp

memory/2324-32-0x0000000005D10000-0x0000000005D2E000-memory.dmp

memory/2324-33-0x0000000005DB0000-0x0000000005DFC000-memory.dmp

memory/2324-34-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/2324-35-0x0000000006340000-0x0000000006372000-memory.dmp

memory/2324-36-0x0000000071440000-0x000000007148C000-memory.dmp

memory/2324-46-0x0000000006310000-0x000000000632E000-memory.dmp

memory/2324-48-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/2324-49-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/2324-47-0x0000000006D50000-0x0000000006DF3000-memory.dmp

memory/2324-50-0x00000000076C0000-0x0000000007D3A000-memory.dmp

memory/2324-51-0x0000000007070000-0x000000000708A000-memory.dmp

memory/2324-52-0x00000000070E0000-0x00000000070EA000-memory.dmp

memory/2324-53-0x00000000072F0000-0x0000000007386000-memory.dmp

memory/2324-54-0x0000000007270000-0x0000000007281000-memory.dmp

memory/2324-55-0x00000000072A0000-0x00000000072AE000-memory.dmp

memory/2324-56-0x00000000072B0000-0x00000000072C4000-memory.dmp

memory/2324-57-0x00000000073B0000-0x00000000073CA000-memory.dmp

memory/2324-58-0x0000000007390000-0x0000000007398000-memory.dmp

memory/2324-61-0x0000000074B80000-0x0000000075330000-memory.dmp