c41f4ce82bf89bf2210c0e35fc97bbf87e04f7ba4736ad8a138d64ffa2419493

General

Target

cli_gui.exe
Size

3.1MB
MD5

958d97f6f303d7590e392ec220d68c71
SHA1

590d31d85b55cd7ea1aff39e0bb87e8e6ce91234
SHA256

a97a34b970e15645f5a33cac0e8f901e08413cc270e1f05803391e76573061b2
SHA512

9a4abb717e028d62bf682183aa7aaf225a2d31edbdac076b961f533d6f309a9d8fff202d9296d1e4dbc1f065baa774c198ef6b14957aa22d75fe16f9f4345766
SSDEEP

98304:7q/lYTQKc1N8TNaO6+Sxguoz+O+cg4k8cB:7q90O1WY3quoar/4JcB

Score

9^/10

evasion execution themida trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	cli_gui.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2728	powershell.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	cli_gui.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	cli_gui.exe

Themida packer 4 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2720-0-0x000000013F2A0000-0x000000013FB47000-memory.dmp	themida
behavioral1/memory/2720-14-0x000000013F2A0000-0x000000013FB47000-memory.dmp	themida
behavioral1/memory/2720-15-0x000000013F2A0000-0x000000013FB47000-memory.dmp	themida
behavioral1/memory/2720-26-0x000000013F2A0000-0x000000013FB47000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	cli_gui.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2720	cli_gui.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2728	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2728	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 2784	2720	cli_gui.exe	32
PID 2720 wrote to memory of 2784	2720	cli_gui.exe	32
PID 2720 wrote to memory of 2784	2720	cli_gui.exe	32
PID 2784 wrote to memory of 2728	2784	cmd.exe	33
PID 2784 wrote to memory of 2728	2784	cmd.exe	33
PID 2784 wrote to memory of 2728	2784	cmd.exe	33
PID 2720 wrote to memory of 2748	2720	cli_gui.exe	34
PID 2720 wrote to memory of 2748	2720	cli_gui.exe	34
PID 2720 wrote to memory of 2748	2720	cli_gui.exe	34

C:\Users\Admin\AppData\Local\Temp\cli_gui.exe
"C:\Users\Admin\AppData\Local\Temp\cli_gui.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:2720
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c powershell -Command "Add-MpPreference -ExclusionPath 'C:\windows\system32'" > NUL 2>&1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2784
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command "Add-MpPreference -ExclusionPath 'C:\windows\system32'"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2728
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c cls
  2⤵
  PID:2748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2720-0-0x000000013F2A0000-0x000000013FB47000-memory.dmp

Filesize
8.7MB

Download
memory/2720-1-0x0000000077810000-0x0000000077812000-memory.dmp

Filesize
8KB

Download
memory/2720-26-0x000000013F2A0000-0x000000013FB47000-memory.dmp

Filesize
8.7MB

Download
memory/2720-15-0x000000013F2A0000-0x000000013FB47000-memory.dmp

Filesize
8.7MB

Download
memory/2720-14-0x000000013F2A0000-0x000000013FB47000-memory.dmp

Filesize
8.7MB

Download
memory/2728-11-0x00000000777C0000-0x0000000077969000-memory.dmp

Filesize
1.7MB

Download
memory/2728-9-0x000000001B6E0000-0x000000001B9C2000-memory.dmp

Filesize
2.9MB

Download
memory/2728-10-0x0000000001F00000-0x0000000001F08000-memory.dmp

Filesize
32KB

Download
memory/2728-12-0x00000000777C0000-0x0000000077969000-memory.dmp

Filesize
1.7MB

Download
memory/2728-13-0x00000000777C0000-0x0000000077969000-memory.dmp

Filesize
1.7MB

Download
memory/2728-8-0x00000000777C0000-0x0000000077969000-memory.dmp

Filesize
1.7MB

Download
memory/2728-6-0x00000000777C0000-0x0000000077969000-memory.dmp

Filesize
1.7MB

Download
memory/2728-7-0x00000000777C0000-0x0000000077969000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads