Malware Analysis Report

2025-04-14 08:32

Sample ID 240922-1dl2csxcqk
Target 5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2
SHA256 5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2
Tags
formbook g29o 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

5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2

Threat Level: Known bad

The file 5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2 was found to be: Known bad.

Malicious Activity Summary

formbook g29o discovery execution rat spyware stealer trojan

Formbook

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 behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-22 21:32

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-22 21:32

Reported

2024-09-22 21:34

Platform

win7-20240704-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe"

Signatures

Formbook

trojan spyware stealer 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\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.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\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.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 2944 wrote to memory of 1284 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2944 wrote to memory of 1284 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2944 wrote to memory of 1284 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2944 wrote to memory of 1284 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2944 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe
PID 2944 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe
PID 2944 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe
PID 2944 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe
PID 2944 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe
PID 2944 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe
PID 2944 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe

"C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.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\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe"

C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe

"C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe"

Network

N/A

Files

memory/2944-0-0x00000000742EE000-0x00000000742EF000-memory.dmp

memory/2944-1-0x0000000000F40000-0x0000000000FD0000-memory.dmp

memory/2944-2-0x00000000742E0000-0x00000000749CE000-memory.dmp

memory/2944-3-0x0000000000AC0000-0x0000000000B54000-memory.dmp

memory/2944-4-0x0000000000270000-0x0000000000280000-memory.dmp

memory/2944-5-0x00000000742EE000-0x00000000742EF000-memory.dmp

memory/2944-6-0x00000000742E0000-0x00000000749CE000-memory.dmp

memory/2944-7-0x0000000004830000-0x00000000048A6000-memory.dmp

memory/2140-14-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2140-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2140-10-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2140-8-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2944-15-0x00000000742E0000-0x00000000749CE000-memory.dmp

memory/2140-16-0x0000000000A20000-0x0000000000D23000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-22 21:32

Reported

2024-09-22 21:34

Platform

win10v2004-20240802-en

Max time kernel

95s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe"

Signatures

Formbook

trojan spyware stealer 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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.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\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.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\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.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 1572 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1572 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1572 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1572 wrote to memory of 4916 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe
PID 1572 wrote to memory of 4916 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe
PID 1572 wrote to memory of 4916 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe
PID 1572 wrote to memory of 4916 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe
PID 1572 wrote to memory of 4916 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe
PID 1572 wrote to memory of 4916 N/A C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe

"C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.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\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe"

C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe

"C:\Users\Admin\AppData\Local\Temp\5b644735c25773e7d18a70b9d20495cf8c0cb8a2541e07e76eda4541d73ad4b2.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 37.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/1572-0-0x00000000750BE000-0x00000000750BF000-memory.dmp

memory/1572-1-0x0000000000730000-0x00000000007C0000-memory.dmp

memory/1572-2-0x0000000005840000-0x0000000005DE4000-memory.dmp

memory/1572-3-0x0000000005180000-0x0000000005212000-memory.dmp

memory/1572-4-0x00000000750B0000-0x0000000075860000-memory.dmp

memory/1572-5-0x0000000005240000-0x000000000524A000-memory.dmp

memory/1572-6-0x0000000005470000-0x0000000005504000-memory.dmp

memory/1572-7-0x0000000005800000-0x0000000005810000-memory.dmp

memory/1572-8-0x00000000750BE000-0x00000000750BF000-memory.dmp

memory/1572-9-0x00000000750B0000-0x0000000075860000-memory.dmp

memory/1572-10-0x0000000006D00000-0x0000000006D76000-memory.dmp

memory/1572-11-0x00000000093F0000-0x000000000948C000-memory.dmp

memory/4916-12-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1572-14-0x00000000750B0000-0x0000000075860000-memory.dmp

memory/4916-15-0x0000000001270000-0x00000000015BA000-memory.dmp

memory/2240-16-0x000000007515E000-0x000000007515F000-memory.dmp

memory/2240-17-0x00000000052D0000-0x0000000005306000-memory.dmp

memory/2240-18-0x0000000075150000-0x0000000075900000-memory.dmp

memory/2240-19-0x00000000059E0000-0x0000000006008000-memory.dmp

memory/2240-20-0x00000000057D0000-0x00000000057F2000-memory.dmp

memory/2240-21-0x00000000058F0000-0x0000000005956000-memory.dmp

memory/2240-22-0x0000000005960000-0x00000000059C6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qwpt13fn.mzr.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2240-32-0x0000000006250000-0x00000000065A4000-memory.dmp

memory/2240-33-0x00000000068A0000-0x00000000068BE000-memory.dmp

memory/2240-34-0x00000000068D0000-0x000000000691C000-memory.dmp

memory/2240-36-0x0000000006E60000-0x0000000006E92000-memory.dmp

memory/2240-35-0x0000000075150000-0x0000000075900000-memory.dmp

memory/2240-37-0x0000000070F70000-0x0000000070FBC000-memory.dmp

memory/2240-48-0x0000000075150000-0x0000000075900000-memory.dmp

memory/2240-47-0x0000000007860000-0x000000000787E000-memory.dmp

memory/2240-49-0x0000000007890000-0x0000000007933000-memory.dmp

memory/2240-50-0x0000000075150000-0x0000000075900000-memory.dmp

memory/2240-51-0x0000000008210000-0x000000000888A000-memory.dmp

memory/2240-52-0x0000000007BC0000-0x0000000007BDA000-memory.dmp

memory/2240-53-0x0000000007C30000-0x0000000007C3A000-memory.dmp

memory/2240-54-0x0000000007E40000-0x0000000007ED6000-memory.dmp

memory/2240-55-0x0000000007DC0000-0x0000000007DD1000-memory.dmp

memory/2240-56-0x0000000007DF0000-0x0000000007DFE000-memory.dmp

memory/2240-57-0x0000000007E00000-0x0000000007E14000-memory.dmp

memory/2240-58-0x0000000007F00000-0x0000000007F1A000-memory.dmp

memory/2240-59-0x0000000007EE0000-0x0000000007EE8000-memory.dmp

memory/2240-62-0x0000000075150000-0x0000000075900000-memory.dmp