Malware Analysis Report

2024-12-07 03:20

Sample ID 241113-cjsjbstncw
Target 1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe
SHA256 1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9
Tags
formbook hy29 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

1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9

Threat Level: Known bad

The file 1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe was found to be: Known bad.

Malicious Activity Summary

formbook hy29 discovery execution rat spyware stealer trojan

Formbook family

Formbook

Formbook payload

Command and Scripting Interpreter: PowerShell

Checks computer location settings

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 02:06

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 02:06

Reported

2024-11-13 02:09

Platform

win7-20241023-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.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:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\schtasks.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe N/A

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.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 2596 wrote to memory of 2308 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2596 wrote to memory of 2308 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2596 wrote to memory of 2308 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2596 wrote to memory of 2308 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2596 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Windows\SysWOW64\schtasks.exe
PID 2596 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Windows\SysWOW64\schtasks.exe
PID 2596 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Windows\SysWOW64\schtasks.exe
PID 2596 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Windows\SysWOW64\schtasks.exe
PID 2596 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe
PID 2596 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe
PID 2596 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe
PID 2596 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe
PID 2596 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe
PID 2596 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe
PID 2596 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe

"C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe"

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

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tqLSItFXSP.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tqLSItFXSP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF344.tmp"

C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe

"C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe"

Network

N/A

Files

memory/2596-0-0x0000000074D4E000-0x0000000074D4F000-memory.dmp

memory/2596-1-0x0000000000CF0000-0x0000000000DB0000-memory.dmp

memory/2596-2-0x0000000074D40000-0x000000007542E000-memory.dmp

memory/2596-3-0x0000000000520000-0x000000000053C000-memory.dmp

memory/2596-4-0x0000000074D4E000-0x0000000074D4F000-memory.dmp

memory/2596-5-0x0000000074D40000-0x000000007542E000-memory.dmp

memory/2596-6-0x00000000002D0000-0x0000000000346000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpF344.tmp

MD5 494190f4c553364257e5e34c78e2f87a
SHA1 5c5fcdf592a0e7169659715a699a68896be0f1dd
SHA256 cf8fb13f107abde7ec87159c97048b74527f2b490cec35a57b45f915136eafd6
SHA512 e67e8591e8310d679a1946b776a7d18df0929c8ef3bf91bab4610b914261b9a8435ca1c46f5c966e6093b696347576ea0b1310fdd0623ac325744074579cae2a

memory/2640-14-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2640-19-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2640-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2640-16-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2596-20-0x0000000074D40000-0x000000007542E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 02:06

Reported

2024-11-13 02:09

Platform

win10v2004-20241007-en

Max time kernel

95s

Max time network

134s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.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\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\schtasks.exe N/A

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.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 2388 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2388 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2388 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2388 wrote to memory of 4176 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Windows\SysWOW64\schtasks.exe
PID 2388 wrote to memory of 4176 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Windows\SysWOW64\schtasks.exe
PID 2388 wrote to memory of 4176 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Windows\SysWOW64\schtasks.exe
PID 2388 wrote to memory of 1928 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe
PID 2388 wrote to memory of 1928 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe
PID 2388 wrote to memory of 1928 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe
PID 2388 wrote to memory of 1928 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe
PID 2388 wrote to memory of 1928 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe
PID 2388 wrote to memory of 1928 N/A C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe

"C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe"

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

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tqLSItFXSP.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tqLSItFXSP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCFF2.tmp"

C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe

"C:\Users\Admin\AppData\Local\Temp\1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 72.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/2388-0-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

memory/2388-1-0x0000000000AE0000-0x0000000000BA0000-memory.dmp

memory/2388-2-0x0000000005BA0000-0x0000000006144000-memory.dmp

memory/2388-3-0x00000000055F0000-0x0000000005682000-memory.dmp

memory/2388-4-0x0000000005590000-0x000000000559A000-memory.dmp

memory/2388-5-0x0000000074F90000-0x0000000075740000-memory.dmp

memory/2388-6-0x0000000005820000-0x00000000058BC000-memory.dmp

memory/2388-7-0x00000000069C0000-0x00000000069DC000-memory.dmp

memory/2388-8-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

memory/2388-9-0x0000000074F90000-0x0000000075740000-memory.dmp

memory/2388-10-0x0000000002F10000-0x0000000002F86000-memory.dmp

memory/2832-15-0x00000000022F0000-0x0000000002326000-memory.dmp

memory/2832-16-0x0000000074F90000-0x0000000075740000-memory.dmp

memory/2832-17-0x0000000004CD0000-0x00000000052F8000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpCFF2.tmp

MD5 8beb0390da0ca78844537aad7f9f3332
SHA1 9045d8a810e9b2f28440f58652839d8c8591c653
SHA256 ebf7a7f8d4c7a3e1ae6588c4364c67585edaeeae39ee9732a95633cf8b8be220
SHA512 359aa78634a6b567d64d972928c089338daab1df41735e624b1a3fe5dbe21979f0e3f87c20aa8df7721bec5bf0ee0ace2e176e697bfe5568d23bc0177cb0a034

memory/2832-22-0x0000000074F90000-0x0000000075740000-memory.dmp

memory/2832-21-0x0000000005550000-0x00000000055B6000-memory.dmp

memory/2832-20-0x00000000054E0000-0x0000000005546000-memory.dmp

memory/2832-19-0x0000000005440000-0x0000000005462000-memory.dmp

memory/1928-23-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2832-25-0x0000000074F90000-0x0000000075740000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_f1vcppgm.bca.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2388-36-0x0000000074F90000-0x0000000075740000-memory.dmp

memory/2832-24-0x00000000055C0000-0x0000000005914000-memory.dmp

memory/1928-37-0x00000000015D0000-0x000000000191A000-memory.dmp

memory/2832-38-0x0000000005BC0000-0x0000000005BDE000-memory.dmp

memory/2832-39-0x0000000005C50000-0x0000000005C9C000-memory.dmp

memory/2832-40-0x000000007EEE0000-0x000000007EEF0000-memory.dmp

memory/2832-41-0x0000000006B80000-0x0000000006BB2000-memory.dmp

memory/2832-42-0x0000000075820000-0x000000007586C000-memory.dmp

memory/2832-53-0x0000000006190000-0x00000000061AE000-memory.dmp

memory/2832-52-0x0000000002340000-0x0000000002350000-memory.dmp

memory/2832-54-0x0000000006DC0000-0x0000000006E63000-memory.dmp

memory/2832-55-0x0000000007550000-0x0000000007BCA000-memory.dmp

memory/2832-56-0x0000000006F00000-0x0000000006F1A000-memory.dmp

memory/2832-57-0x0000000006F70000-0x0000000006F7A000-memory.dmp

memory/2832-58-0x0000000007180000-0x0000000007216000-memory.dmp

memory/2832-59-0x0000000007100000-0x0000000007111000-memory.dmp

memory/2832-60-0x0000000007130000-0x000000000713E000-memory.dmp

memory/2832-61-0x0000000007140000-0x0000000007154000-memory.dmp

memory/2832-62-0x0000000007240000-0x000000000725A000-memory.dmp

memory/2832-63-0x0000000007220000-0x0000000007228000-memory.dmp

memory/2832-66-0x0000000074F90000-0x0000000075740000-memory.dmp