93a217610764ba1fd4f3a6be92aee28d3ebb68bd97acac624d32eb5d74c66b83

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
25-12-2024 02:36

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General

Target

exm.bat
Size

672KB
MD5

370aa4901be86e11a72afff222c86e92
SHA1

e096c9d5c9f569ce2ef635e85637770911e776ba
SHA256

93a217610764ba1fd4f3a6be92aee28d3ebb68bd97acac624d32eb5d74c66b83
SHA512

03ae1394b77920b8f3efa719bf0fda67863b320a5751e6a21100a26426a3519eb352f765c4ea079e9272f173980ec2b07b2ef48c61de21c0570a1956fb83eeb7
SSDEEP

3072:BIGzQbmbkAqA2xH7VkKEn14IZVvisLur+KW:BIGiVNEn14IZVvisL4W

Score

10^/10

evasion execution trojan

Malware Config

Signatures

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	reg.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1052	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1052	powershell.exe

Suspicious use of AdjustPrivilegeToken 41 IoCs

description	pid	Process
Token: SeDebugPrivilege	1052	powershell.exe
Token: SeIncreaseQuotaPrivilege	1668	WMIC.exe
Token: SeSecurityPrivilege	1668	WMIC.exe
Token: SeTakeOwnershipPrivilege	1668	WMIC.exe
Token: SeLoadDriverPrivilege	1668	WMIC.exe
Token: SeSystemProfilePrivilege	1668	WMIC.exe
Token: SeSystemtimePrivilege	1668	WMIC.exe
Token: SeProfSingleProcessPrivilege	1668	WMIC.exe
Token: SeIncBasePriorityPrivilege	1668	WMIC.exe
Token: SeCreatePagefilePrivilege	1668	WMIC.exe
Token: SeBackupPrivilege	1668	WMIC.exe
Token: SeRestorePrivilege	1668	WMIC.exe
Token: SeShutdownPrivilege	1668	WMIC.exe
Token: SeDebugPrivilege	1668	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1668	WMIC.exe
Token: SeRemoteShutdownPrivilege	1668	WMIC.exe
Token: SeUndockPrivilege	1668	WMIC.exe
Token: SeManageVolumePrivilege	1668	WMIC.exe
Token: 33	1668	WMIC.exe
Token: 34	1668	WMIC.exe
Token: 35	1668	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1668	WMIC.exe
Token: SeSecurityPrivilege	1668	WMIC.exe
Token: SeTakeOwnershipPrivilege	1668	WMIC.exe
Token: SeLoadDriverPrivilege	1668	WMIC.exe
Token: SeSystemProfilePrivilege	1668	WMIC.exe
Token: SeSystemtimePrivilege	1668	WMIC.exe
Token: SeProfSingleProcessPrivilege	1668	WMIC.exe
Token: SeIncBasePriorityPrivilege	1668	WMIC.exe
Token: SeCreatePagefilePrivilege	1668	WMIC.exe
Token: SeBackupPrivilege	1668	WMIC.exe
Token: SeRestorePrivilege	1668	WMIC.exe
Token: SeShutdownPrivilege	1668	WMIC.exe
Token: SeDebugPrivilege	1668	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1668	WMIC.exe
Token: SeRemoteShutdownPrivilege	1668	WMIC.exe
Token: SeUndockPrivilege	1668	WMIC.exe
Token: SeManageVolumePrivilege	1668	WMIC.exe
Token: 33	1668	WMIC.exe
Token: 34	1668	WMIC.exe
Token: 35	1668	WMIC.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 2524	1732	cmd.exe	31
PID 1732 wrote to memory of 2524	1732	cmd.exe	31
PID 1732 wrote to memory of 2524	1732	cmd.exe	31
PID 1732 wrote to memory of 2508	1732	cmd.exe	32
PID 1732 wrote to memory of 2508	1732	cmd.exe	32
PID 1732 wrote to memory of 2508	1732	cmd.exe	32
PID 1732 wrote to memory of 656	1732	cmd.exe	33
PID 1732 wrote to memory of 656	1732	cmd.exe	33
PID 1732 wrote to memory of 656	1732	cmd.exe	33
PID 1732 wrote to memory of 1052	1732	cmd.exe	34
PID 1732 wrote to memory of 1052	1732	cmd.exe	34
PID 1732 wrote to memory of 1052	1732	cmd.exe	34
PID 1732 wrote to memory of 2820	1732	cmd.exe	37
PID 1732 wrote to memory of 2820	1732	cmd.exe	37
PID 1732 wrote to memory of 2820	1732	cmd.exe	37
PID 1732 wrote to memory of 2744	1732	cmd.exe	38
PID 1732 wrote to memory of 2744	1732	cmd.exe	38
PID 1732 wrote to memory of 2744	1732	cmd.exe	38
PID 1732 wrote to memory of 2620	1732	cmd.exe	39
PID 1732 wrote to memory of 2620	1732	cmd.exe	39
PID 1732 wrote to memory of 2620	1732	cmd.exe	39
PID 2620 wrote to memory of 1668	2620	cmd.exe	40
PID 2620 wrote to memory of 1668	2620	cmd.exe	40
PID 2620 wrote to memory of 1668	2620	cmd.exe	40
PID 2620 wrote to memory of 2796	2620	cmd.exe	41
PID 2620 wrote to memory of 2796	2620	cmd.exe	41
PID 2620 wrote to memory of 2796	2620	cmd.exe	41
PID 1732 wrote to memory of 2840	1732	cmd.exe	42
PID 1732 wrote to memory of 2840	1732	cmd.exe	42
PID 1732 wrote to memory of 2840	1732	cmd.exe	42

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\exm.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Windows\system32\reg.exe
  Reg.exe delete "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsNT\CurrentVersion\SystemRestore" /v "RPSessionInterval" /f
  2⤵
  PID:2524
- C:\Windows\system32\reg.exe
  Reg.exe delete "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsNT\CurrentVersion\SystemRestore" /v "DisableConfig" /f
  2⤵
  PID:2508
- C:\Windows\system32\reg.exe
  Reg.exe add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\SystemRestore" /v "SystemRestorePointCreationFrequency" /t REG_DWORD /d 0 /f
  2⤵
  PID:656
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -ExecutionPolicy Unrestricted -NoProfile Enable-ComputerRestore -Drive 'C:\'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1052
- C:\Windows\system32\reg.exe
  Reg.exe ADD "HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v "EnableLUA" /t REG_DWORD /d "0" /f
  2⤵
  - UAC bypass
  PID:2820
- C:\Windows\system32\reg.exe
  Reg.exe add "HKCU\CONSOLE" /v "VirtualTerminalLevel" /t REG_DWORD /d "1" /f
  2⤵
  PID:2744
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c wmic path Win32_UserAccount where name="Admin" get sid | findstr "S-"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2620
- - C:\Windows\System32\Wbem\WMIC.exe
    wmic path Win32_UserAccount where name="Admin" get sid
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1668
- - C:\Windows\system32\findstr.exe
    findstr "S-"
    3⤵
    PID:2796
- C:\Windows\system32\chcp.com
  chcp 65001
  2⤵
  PID:2840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1052-4-0x000007FEF60EE000-0x000007FEF60EF000-memory.dmp

Filesize
4KB

Download
memory/1052-7-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download
memory/1052-6-0x0000000001E10000-0x0000000001E18000-memory.dmp

Filesize
32KB

Download
memory/1052-5-0x000000001B740000-0x000000001BA22000-memory.dmp

Filesize
2.9MB

Download
memory/1052-9-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download
memory/1052-8-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download
memory/1052-10-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download
memory/1052-11-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download