3968a850f5bc70d954bb5609d929f181a6f05a117fa3be4531cbd96cedfde5d6

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 14:36

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

LBB_PS1.ps1
Size

466KB
MD5

17a7cd1ead2d35ed5d69c71d4fd7386d
SHA1

734400d4444b88fe3848c80e3dba2ad9a5155c56
SHA256

20dd91f589ea77b84c8ed0f67bce837d1f4d7688e56754e709d467db0bea03c9
SHA512

7d5cd9b042229d1076a587b75594a002d379396d6ec889a8aee457a6a5a399130ae0a43fe0863adae23e32e46a7d17d4b55bfc2564cb17e579751161f6778828
SSDEEP

1536:Kk0H/lFq+N1mfoRlNyjZk11iBQcIY1Y+qFMJFOgvZ/wpKDcalOGODPNTbJYj6CJI:VA

Score

5^/10

discovery execution

Malware Config

Signatures

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3052	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2348	powershell.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.kF0wnCN24	powershell.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.kF0wnCN24\ = "kF0wnCN24"	powershell.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\kF0wnCN24\DefaultIcon	powershell.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\kF0wnCN24	powershell.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\kF0wnCN24\DefaultIcon\ = "C:\\ProgramData\\kF0wnCN24.ico"	powershell.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2348	powershell.exe
2348	powershell.exe
2348	powershell.exe
3052	powershell.exe
3052	powershell.exe
3052	powershell.exe
3052	powershell.exe
3052	powershell.exe

Suspicious use of AdjustPrivilegeToken 29 IoCs

description	pid	Process
Token: SeDebugPrivilege	2348	powershell.exe
Token: SeDebugPrivilege	3052	powershell.exe
Token: SeAssignPrimaryTokenPrivilege	3052	powershell.exe
Token: SeBackupPrivilege	3052	powershell.exe
Token: SeDebugPrivilege	3052	powershell.exe
Token: 36	3052	powershell.exe
Token: SeImpersonatePrivilege	3052	powershell.exe
Token: SeIncBasePriorityPrivilege	3052	powershell.exe
Token: SeIncreaseQuotaPrivilege	3052	powershell.exe
Token: 33	3052	powershell.exe
Token: SeManageVolumePrivilege	3052	powershell.exe
Token: SeProfSingleProcessPrivilege	3052	powershell.exe
Token: SeRestorePrivilege	3052	powershell.exe
Token: SeSecurityPrivilege	3052	powershell.exe
Token: SeSystemProfilePrivilege	3052	powershell.exe
Token: SeTakeOwnershipPrivilege	3052	powershell.exe
Token: SeShutdownPrivilege	3052	powershell.exe
Token: SeBackupPrivilege	3052	powershell.exe
Token: SeDebugPrivilege	3052	powershell.exe
Token: SeBackupPrivilege	3052	powershell.exe
Token: SeSecurityPrivilege	3052	powershell.exe
Token: SeSecurityPrivilege	3052	powershell.exe
Token: SeBackupPrivilege	3052	powershell.exe
Token: SeBackupPrivilege	3052	powershell.exe
Token: SeSecurityPrivilege	3052	powershell.exe
Token: SeSecurityPrivilege	3052	powershell.exe
Token: SeBackupPrivilege	3052	powershell.exe
Token: SeBackupPrivilege	3052	powershell.exe
Token: SeSecurityPrivilege	3052	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 3052	2348	powershell.exe	31
PID 2348 wrote to memory of 3052	2348	powershell.exe	31
PID 2348 wrote to memory of 3052	2348	powershell.exe	31
PID 2348 wrote to memory of 3052	2348	powershell.exe	31

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\LBB_PS1.ps1
1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -ex bypass -nonI C:\Users\Admin\AppData\Local\Temp\LBB_PS1.ps1
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\VZSNXP2AQ5GAK1VA1RS4.temp

Filesize
7KB

MD5
b6016c53520a2128749c5e2bc25e4b03

SHA1
cf754f330d3b77ab7150ee1ef40ab440692af82e

SHA256
5671d93a24aba9045cf9bd65737c478aeb24ab65b456392959e0badf172ef4ab

SHA512
e1a07fadfec2ab00f8221c2fed54f0d32f4c7fffb4700b681313f239acbcbd1fb5b5a581b6d6d9381ef8cbae66da6312aebbfaec5884e52271e2316f605c791f

Download Submit
memory/2348-4-0x000007FEF638E000-0x000007FEF638F000-memory.dmp

Filesize
4KB

Download
memory/2348-7-0x000007FEF60D0000-0x000007FEF6A6D000-memory.dmp

Filesize
9.6MB

Download
memory/2348-6-0x0000000001F00000-0x0000000001F08000-memory.dmp

Filesize
32KB

Download
memory/2348-8-0x000007FEF60D0000-0x000007FEF6A6D000-memory.dmp

Filesize
9.6MB

Download
memory/2348-9-0x000007FEF60D0000-0x000007FEF6A6D000-memory.dmp

Filesize
9.6MB

Download
memory/2348-5-0x000000001B680000-0x000000001B962000-memory.dmp

Filesize
2.9MB

Download
memory/2348-10-0x000007FEF60D0000-0x000007FEF6A6D000-memory.dmp

Filesize
9.6MB

Download
memory/2348-11-0x000007FEF60D0000-0x000007FEF6A6D000-memory.dmp

Filesize
9.6MB

Download
memory/3052-14-0x0000000002D60000-0x0000000002D83000-memory.dmp

Filesize
140KB

Download
memory/3052-21-0x0000000002D60000-0x0000000002D83000-memory.dmp

Filesize
140KB

Download