7566d9f5bdbaf8073179d794ebb920dcdd02f249d4e46ea062e8315532ceca51

General

Target

Exm_Premium_Utility_0.95_1_1.bat
Size

661KB
MD5

73381d44050ec2fbcecbfc9a6bfb0bb3
SHA1

578bc26c2da8d5cd30732a977f3cbf0eecda168a
SHA256

7566d9f5bdbaf8073179d794ebb920dcdd02f249d4e46ea062e8315532ceca51
SHA512

31552773c791f925c009292f7ebc27e768ed2c94809c11048756593e4f9598bd72d6f37648978caadce9293eb0f789d05eb4234d6dcbcbbafc57a0f4142009d8
SSDEEP

3072:FDGzQbmbkAqA2xH7VkKEn14IZVvisLur+K3:FDGiVNEn14IZVvisL43

Score

10^/10

evasion 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

Processes:

reg.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" reg.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

3040 powershell.exe

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

pid	process
3040	powershell.exe

Suspicious use of AdjustPrivilegeToken 41 IoCs

Processes:

powershell.exeWMIC.exe

description	pid	process
Token: SeDebugPrivilege	3040	powershell.exe
Token: SeIncreaseQuotaPrivilege	2968	WMIC.exe
Token: SeSecurityPrivilege	2968	WMIC.exe
Token: SeTakeOwnershipPrivilege	2968	WMIC.exe
Token: SeLoadDriverPrivilege	2968	WMIC.exe
Token: SeSystemProfilePrivilege	2968	WMIC.exe
Token: SeSystemtimePrivilege	2968	WMIC.exe
Token: SeProfSingleProcessPrivilege	2968	WMIC.exe
Token: SeIncBasePriorityPrivilege	2968	WMIC.exe
Token: SeCreatePagefilePrivilege	2968	WMIC.exe
Token: SeBackupPrivilege	2968	WMIC.exe
Token: SeRestorePrivilege	2968	WMIC.exe
Token: SeShutdownPrivilege	2968	WMIC.exe
Token: SeDebugPrivilege	2968	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2968	WMIC.exe
Token: SeRemoteShutdownPrivilege	2968	WMIC.exe
Token: SeUndockPrivilege	2968	WMIC.exe
Token: SeManageVolumePrivilege	2968	WMIC.exe
Token: 33	2968	WMIC.exe
Token: 34	2968	WMIC.exe
Token: 35	2968	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2968	WMIC.exe
Token: SeSecurityPrivilege	2968	WMIC.exe
Token: SeTakeOwnershipPrivilege	2968	WMIC.exe
Token: SeLoadDriverPrivilege	2968	WMIC.exe
Token: SeSystemProfilePrivilege	2968	WMIC.exe
Token: SeSystemtimePrivilege	2968	WMIC.exe
Token: SeProfSingleProcessPrivilege	2968	WMIC.exe
Token: SeIncBasePriorityPrivilege	2968	WMIC.exe
Token: SeCreatePagefilePrivilege	2968	WMIC.exe
Token: SeBackupPrivilege	2968	WMIC.exe
Token: SeRestorePrivilege	2968	WMIC.exe
Token: SeShutdownPrivilege	2968	WMIC.exe
Token: SeDebugPrivilege	2968	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2968	WMIC.exe
Token: SeRemoteShutdownPrivilege	2968	WMIC.exe
Token: SeUndockPrivilege	2968	WMIC.exe
Token: SeManageVolumePrivilege	2968	WMIC.exe
Token: 33	2968	WMIC.exe
Token: 34	2968	WMIC.exe
Token: 35	2968	WMIC.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

cmd.execmd.exe

description	pid	process	target process
PID 3036 wrote to memory of 2500	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 2500	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 2500	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 2132	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 2132	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 2132	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 1740	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 1740	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 1740	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 3040	3036	cmd.exe	powershell.exe
PID 3036 wrote to memory of 3040	3036	cmd.exe	powershell.exe
PID 3036 wrote to memory of 3040	3036	cmd.exe	powershell.exe
PID 3036 wrote to memory of 2672	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 2672	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 2672	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 2760	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 2760	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 2760	3036	cmd.exe	reg.exe
PID 3036 wrote to memory of 2588	3036	cmd.exe	cmd.exe
PID 3036 wrote to memory of 2588	3036	cmd.exe	cmd.exe
PID 3036 wrote to memory of 2588	3036	cmd.exe	cmd.exe
PID 2588 wrote to memory of 2968	2588	cmd.exe	WMIC.exe
PID 2588 wrote to memory of 2968	2588	cmd.exe	WMIC.exe
PID 2588 wrote to memory of 2968	2588	cmd.exe	WMIC.exe
PID 2588 wrote to memory of 2576	2588	cmd.exe	findstr.exe
PID 2588 wrote to memory of 2576	2588	cmd.exe	findstr.exe
PID 2588 wrote to memory of 2576	2588	cmd.exe	findstr.exe
PID 3036 wrote to memory of 2608	3036	cmd.exe	chcp.com
PID 3036 wrote to memory of 2608	3036	cmd.exe	chcp.com
PID 3036 wrote to memory of 2608	3036	cmd.exe	chcp.com

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Exm_Premium_Utility_0.95_1_1.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:3036

C:\Windows\system32\reg.exe
Reg.exe delete "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsNT\CurrentVersion\SystemRestore" /v "RPSessionInterval" /f
2⤵
PID:2500

C:\Windows\system32\reg.exe
Reg.exe delete "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsNT\CurrentVersion\SystemRestore" /v "DisableConfig" /f
2⤵
PID:2132

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:1740

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -ExecutionPolicy Unrestricted -NoProfile Enable-ComputerRestore -Drive 'C:\'
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3040

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:2672

C:\Windows\system32\reg.exe
Reg.exe add "HKCU\CONSOLE" /v "VirtualTerminalLevel" /t REG_DWORD /d "1" /f
2⤵
PID:2760

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:2588

C:\Windows\System32\Wbem\WMIC.exe
wmic path Win32_UserAccount where name="Admin" get sid
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2968

C:\Windows\system32\findstr.exe
findstr "S-"
3⤵
PID:2576

C:\Windows\system32\chcp.com
chcp 65001
2⤵
PID:2608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3040-4-0x000000001B2B0000-0x000000001B592000-memory.dmp

Filesize
2.9MB

Download
memory/3040-5-0x00000000023A0000-0x00000000023A8000-memory.dmp

Filesize
32KB

Download
memory/3040-6-0x000007FEF5250000-0x000007FEF5BED000-memory.dmp

Filesize
9.6MB

Download
memory/3040-7-0x00000000029A0000-0x0000000002A20000-memory.dmp

Filesize
512KB

Download
memory/3040-8-0x000007FEF5250000-0x000007FEF5BED000-memory.dmp

Filesize
9.6MB

Download
memory/3040-9-0x00000000029A0000-0x0000000002A20000-memory.dmp

Filesize
512KB

Download
memory/3040-10-0x00000000029A0000-0x0000000002A20000-memory.dmp

Filesize
512KB

Download
memory/3040-11-0x00000000029A0000-0x0000000002A20000-memory.dmp

Filesize
512KB

Download
memory/3040-12-0x000007FEF5250000-0x000007FEF5BED000-memory.dmp

Filesize
9.6MB

Download

Analysis

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