Malware Analysis Report

2024-12-07 15:14

Sample ID 241113-znhw1syfra
Target 2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620
SHA256 2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620
Tags
discovery execution
score
8/10

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
8/10

SHA256

2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620

Threat Level: Likely malicious

The file 2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620 was found to be: Likely malicious.

Malicious Activity Summary

discovery execution

Command and Scripting Interpreter: PowerShell

Checks computer location settings

Suspicious use of SetThreadContext

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 20:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 20:51

Reported

2024-11-13 20:54

Platform

win7-20240903-en

Max time kernel

121s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe"

Signatures

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\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.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:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.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 2884 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2884 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2884 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2884 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2884 wrote to memory of 2756 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe
PID 2884 wrote to memory of 2756 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe
PID 2884 wrote to memory of 2756 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe
PID 2884 wrote to memory of 2756 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe
PID 2884 wrote to memory of 2756 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe
PID 2884 wrote to memory of 2756 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe
PID 2884 wrote to memory of 2756 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe
PID 2756 wrote to memory of 580 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Windows\SysWOW64\WerFault.exe
PID 2756 wrote to memory of 580 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Windows\SysWOW64\WerFault.exe
PID 2756 wrote to memory of 580 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Windows\SysWOW64\WerFault.exe
PID 2756 wrote to memory of 580 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe

"C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.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\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe"

C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe

"C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2756 -s 36

Network

N/A

Files

memory/2884-0-0x000000007460E000-0x000000007460F000-memory.dmp

memory/2884-1-0x0000000000B90000-0x0000000000C66000-memory.dmp

memory/2884-2-0x0000000074600000-0x0000000074CEE000-memory.dmp

memory/2884-3-0x0000000000400000-0x000000000041C000-memory.dmp

memory/2884-4-0x000000007460E000-0x000000007460F000-memory.dmp

memory/2884-5-0x0000000074600000-0x0000000074CEE000-memory.dmp

memory/2884-6-0x0000000000A80000-0x0000000000B0E000-memory.dmp

memory/2756-9-0x0000000000400000-0x0000000000447000-memory.dmp

memory/2756-13-0x0000000000400000-0x0000000000447000-memory.dmp

memory/2756-14-0x0000000000400000-0x0000000000447000-memory.dmp

memory/2756-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2756-7-0x0000000000400000-0x0000000000447000-memory.dmp

memory/2884-15-0x0000000074600000-0x0000000074CEE000-memory.dmp

memory/2756-18-0x0000000000400000-0x0000000000447000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 20:51

Reported

2024-11-13 20:54

Platform

win10v2004-20241007-en

Max time kernel

92s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe"

Signatures

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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.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\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.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 1032 wrote to memory of 1532 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1032 wrote to memory of 1532 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1032 wrote to memory of 1532 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1032 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe
PID 1032 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe
PID 1032 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe
PID 1032 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe
PID 1032 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe
PID 1032 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe

"C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.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\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe"

C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe

"C:\Users\Admin\AppData\Local\Temp\2d84e1e52b7502a8704c99e4a3f0e48ed31904c885ab2577a2b8cbcaff1c3620.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2204 -ip 2204

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 184

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp

Files

memory/1032-0-0x00000000752CE000-0x00000000752CF000-memory.dmp

memory/1032-1-0x0000000000450000-0x0000000000526000-memory.dmp

memory/1032-2-0x00000000053C0000-0x0000000005964000-memory.dmp

memory/1032-3-0x0000000004EF0000-0x0000000004F82000-memory.dmp

memory/1032-4-0x00000000752C0000-0x0000000075A70000-memory.dmp

memory/1032-5-0x0000000004FB0000-0x0000000004FBA000-memory.dmp

memory/1032-6-0x00000000050A0000-0x00000000050BC000-memory.dmp

memory/1032-7-0x00000000752CE000-0x00000000752CF000-memory.dmp

memory/1032-8-0x00000000752C0000-0x0000000075A70000-memory.dmp

memory/1032-9-0x0000000002740000-0x00000000027CE000-memory.dmp

memory/1032-10-0x000000000D4C0000-0x000000000D55C000-memory.dmp

memory/2204-11-0x0000000000400000-0x0000000000447000-memory.dmp

memory/2204-13-0x0000000000400000-0x0000000000447000-memory.dmp

memory/1032-14-0x00000000752C0000-0x0000000075A70000-memory.dmp

memory/1532-17-0x0000000075360000-0x0000000075B10000-memory.dmp

memory/1532-18-0x0000000075360000-0x0000000075B10000-memory.dmp

memory/1532-16-0x000000007536E000-0x000000007536F000-memory.dmp

memory/1532-15-0x0000000002460000-0x0000000002496000-memory.dmp

memory/1532-19-0x00000000051C0000-0x00000000057E8000-memory.dmp

memory/1532-20-0x0000000004CB0000-0x0000000004CD2000-memory.dmp

memory/1532-22-0x0000000004DC0000-0x0000000004E26000-memory.dmp

memory/1532-21-0x0000000004D50000-0x0000000004DB6000-memory.dmp

memory/1532-23-0x00000000057F0000-0x0000000005B44000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ofhtmntz.omg.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/1532-33-0x0000000005D80000-0x0000000005D9E000-memory.dmp

memory/1532-34-0x0000000005E10000-0x0000000005E5C000-memory.dmp

memory/1532-36-0x0000000071180000-0x00000000711CC000-memory.dmp

memory/1532-35-0x0000000006D40000-0x0000000006D72000-memory.dmp

memory/1532-46-0x0000000075360000-0x0000000075B10000-memory.dmp

memory/1532-48-0x0000000006D80000-0x0000000006E23000-memory.dmp

memory/1532-49-0x0000000075360000-0x0000000075B10000-memory.dmp

memory/1532-47-0x0000000006340000-0x000000000635E000-memory.dmp

memory/1532-50-0x00000000076F0000-0x0000000007D6A000-memory.dmp

memory/1532-51-0x00000000070A0000-0x00000000070BA000-memory.dmp

memory/1532-52-0x0000000007110000-0x000000000711A000-memory.dmp

memory/1532-53-0x0000000007320000-0x00000000073B6000-memory.dmp

memory/1532-54-0x00000000072A0000-0x00000000072B1000-memory.dmp

memory/1532-55-0x00000000072D0000-0x00000000072DE000-memory.dmp

memory/1532-56-0x00000000072E0000-0x00000000072F4000-memory.dmp

memory/1532-58-0x00000000073C0000-0x00000000073C8000-memory.dmp

memory/1532-57-0x00000000073E0000-0x00000000073FA000-memory.dmp

memory/1532-61-0x0000000075360000-0x0000000075B10000-memory.dmp

memory/2204-62-0x0000000000400000-0x0000000000447000-memory.dmp

memory/2204-63-0x00000000010D0000-0x000000000141A000-memory.dmp

memory/2204-64-0x0000000000400000-0x0000000000447000-memory.dmp