Malware Analysis Report

2024-10-19 09:28

Sample ID 240713-jf93jathne
Target 6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
SHA256 e1153fa8e128ce45bc1fd82c073aa9724653ae65a621f7accf41a7b4ea542906
Tags
formbook h209 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

e1153fa8e128ce45bc1fd82c073aa9724653ae65a621f7accf41a7b4ea542906

Threat Level: Known bad

The file 6887db1f6c75ae73f95dc1e8b7ba45f0N.exe was found to be: Known bad.

Malicious Activity Summary

formbook h209 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

Scheduled Task/Job: Scheduled Task

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-13 07:37

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-13 07:37

Reported

2024-07-13 07:39

Platform

win7-20240704-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2680 set thread context of 2640 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe

Enumerates physical storage devices

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe N/A
N/A N/A 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 2680 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2680 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2680 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2680 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2680 wrote to memory of 2844 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Windows\SysWOW64\schtasks.exe
PID 2680 wrote to memory of 2844 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Windows\SysWOW64\schtasks.exe
PID 2680 wrote to memory of 2844 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Windows\SysWOW64\schtasks.exe
PID 2680 wrote to memory of 2844 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Windows\SysWOW64\schtasks.exe
PID 2680 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
PID 2680 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
PID 2680 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
PID 2680 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
PID 2680 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
PID 2680 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
PID 2680 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe

"C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.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\PYyvJhGBctVHN.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PYyvJhGBctVHN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA747.tmp"

C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe

"C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe"

Network

N/A

Files

memory/2680-0-0x00000000745DE000-0x00000000745DF000-memory.dmp

memory/2680-1-0x0000000001270000-0x0000000001324000-memory.dmp

memory/2680-2-0x00000000745D0000-0x0000000074CBE000-memory.dmp

memory/2680-3-0x0000000000E20000-0x0000000000EAC000-memory.dmp

memory/2680-4-0x0000000000360000-0x0000000000372000-memory.dmp

memory/2680-5-0x00000000003C0000-0x00000000003C8000-memory.dmp

memory/2680-6-0x0000000000480000-0x000000000048E000-memory.dmp

memory/2680-7-0x0000000001150000-0x00000000011C6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpA747.tmp

MD5 70690f0092b4eebf94d5f13f9b4c6593
SHA1 238129250a4d840a576a526a669bfe4e28bc4d03
SHA256 224acdcafcd9c729fe993885834a9038bceed57d6d63ecfef363eb2606fa5f9d
SHA512 7a339aa273f18f92c4ad3493c85f3cfdd7ba0e40892d4c0ca7a327e1f77667d44bf8a7de98f2d7ac3fa5284e1e2087d3ff1597dc7f4a8333b9fffec0d5e4d290

memory/2640-15-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2640-20-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2640-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2640-17-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2680-21-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-13 07:37

Reported

2024-07-13 07:39

Platform

win10v2004-20240709-en

Max time kernel

92s

Max time network

94s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.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-1-5-21-464762018-485119342-1613148473-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2232 set thread context of 5108 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe

Enumerates physical storage devices

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:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.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 2232 wrote to memory of 2184 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2232 wrote to memory of 2184 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2232 wrote to memory of 2184 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2232 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Windows\SysWOW64\schtasks.exe
PID 2232 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Windows\SysWOW64\schtasks.exe
PID 2232 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Windows\SysWOW64\schtasks.exe
PID 2232 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
PID 2232 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
PID 2232 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
PID 2232 wrote to memory of 5108 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
PID 2232 wrote to memory of 5108 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
PID 2232 wrote to memory of 5108 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
PID 2232 wrote to memory of 5108 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
PID 2232 wrote to memory of 5108 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
PID 2232 wrote to memory of 5108 N/A C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe

"C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.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\PYyvJhGBctVHN.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PYyvJhGBctVHN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE87B.tmp"

C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe

"C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe"

C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe

"C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.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 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp

Files

memory/2232-0-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

memory/2232-1-0x0000000000940000-0x00000000009F4000-memory.dmp

memory/2232-2-0x0000000005A00000-0x0000000005FA4000-memory.dmp

memory/2232-3-0x0000000005450000-0x00000000054E2000-memory.dmp

memory/2232-5-0x0000000074A10000-0x00000000751C0000-memory.dmp

memory/2232-4-0x0000000005410000-0x000000000541A000-memory.dmp

memory/2232-6-0x00000000056A0000-0x000000000572C000-memory.dmp

memory/2232-7-0x0000000005890000-0x00000000058A2000-memory.dmp

memory/2232-8-0x00000000058C0000-0x00000000058C8000-memory.dmp

memory/2232-9-0x00000000058D0000-0x00000000058DE000-memory.dmp

memory/2232-10-0x0000000006B80000-0x0000000006BF6000-memory.dmp

memory/2232-11-0x0000000008EB0000-0x0000000008F4C000-memory.dmp

memory/2184-16-0x0000000004580000-0x00000000045B6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpE87B.tmp

MD5 67113f5224cdb3588a605cc26c33509e
SHA1 d886ac77d0afadf8c553a6b414b32c1732d4d544
SHA256 bc8e75fe93f08099e3bb8a6d152f5aa180fd32e03b35944b8f699cb0adae65ee
SHA512 fe1a6fdd197fe95694f51330b3eb498cc02dea8d85f355db5e8fcb8e44580369d858036d59fe39dc0f32eecdfec3adad8e50e8c325539d087d957b40be1c7bbf

memory/2184-18-0x0000000074A10000-0x00000000751C0000-memory.dmp

memory/2184-19-0x0000000004BF0000-0x0000000005218000-memory.dmp

memory/2184-20-0x0000000074A10000-0x00000000751C0000-memory.dmp

memory/2184-22-0x0000000004B30000-0x0000000004B52000-memory.dmp

memory/2184-23-0x0000000005220000-0x0000000005286000-memory.dmp

memory/2184-26-0x0000000005480000-0x00000000057D4000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5sj1xos1.2co.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2232-28-0x0000000074A10000-0x00000000751C0000-memory.dmp

memory/5108-27-0x0000000001630000-0x000000000197A000-memory.dmp

memory/2184-24-0x0000000005290000-0x00000000052F6000-memory.dmp

memory/5108-21-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2184-38-0x0000000005AD0000-0x0000000005AEE000-memory.dmp

memory/2184-39-0x0000000005C10000-0x0000000005C5C000-memory.dmp

memory/2184-40-0x000000007FCA0000-0x000000007FCB0000-memory.dmp

memory/2184-41-0x0000000006A80000-0x0000000006AB2000-memory.dmp

memory/2184-42-0x00000000734E0000-0x000000007352C000-memory.dmp

memory/2184-53-0x0000000006A60000-0x0000000006A7E000-memory.dmp

memory/2184-52-0x00000000021F0000-0x0000000002200000-memory.dmp

memory/2184-54-0x0000000006AC0000-0x0000000006B63000-memory.dmp

memory/2184-55-0x0000000007460000-0x0000000007ADA000-memory.dmp

memory/2184-56-0x0000000006E10000-0x0000000006E2A000-memory.dmp

memory/2184-57-0x0000000006E80000-0x0000000006E8A000-memory.dmp

memory/2184-58-0x0000000007090000-0x0000000007126000-memory.dmp

memory/2184-59-0x0000000007010000-0x0000000007021000-memory.dmp

memory/2184-60-0x0000000007040000-0x000000000704E000-memory.dmp

memory/2184-61-0x0000000007050000-0x0000000007064000-memory.dmp

memory/2184-62-0x0000000007150000-0x000000000716A000-memory.dmp

memory/2184-63-0x0000000007130000-0x0000000007138000-memory.dmp

memory/2184-66-0x0000000074A10000-0x00000000751C0000-memory.dmp