1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7

General

Target

1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe
Size

2.6MB
MD5

b6232971846816075fb9476cb82148fb
SHA1

32fdc8249eb381bdc6733092b6be00d3bdab5d2e
SHA256

1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7
SHA512

7f861f5086dddbd0939f303a78b1ad00464d666171448e7d386318b988a09434ace95288dbe0f4dc51cca39dacbed97b405b111e149ca31d3ca1ff4f3cab781a
SSDEEP

49152:h0Sk1NiPWUBwqbUUBgxIRripJuQRkjEGC:q1NWWUvbUIgxIRr8JuQRPGC

Score

10^/10

discovery evasion trojan

Malware Config

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

Processes:

1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

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

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.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

Processes:

1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

pid process

4456 1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.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

Processes:

1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

pid	process
4456	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe
4456	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe
4456	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe
4456	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

description pid process

Token: SeDebugPrivilege 4456 1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

description	pid	process
Token: SeDebugPrivilege	4456	1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe

C:\Users\Admin\AppData\Local\Temp\1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe
"C:\Users\Admin\AppData\Local\Temp\1a1fa8992c84f43a7d642d63ccbc350eccf35263a9aa097709ad75fa13bc69d7.exe"
1⤵
- Modifies Windows Defender Real-time Protection settings
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Windows security modification
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4456-0-0x00000000009E0000-0x0000000000C90000-memory.dmp

Filesize
2.7MB

Download
memory/4456-1-0x00000000009E0000-0x0000000000C90000-memory.dmp

Filesize
2.7MB

Download
memory/4456-2-0x00000000009E0000-0x0000000000C90000-memory.dmp

Filesize
2.7MB

Download
memory/4456-4-0x00000000009E0000-0x0000000000C90000-memory.dmp

Filesize
2.7MB

Download
memory/4456-7-0x00000000009E0000-0x0000000000C90000-memory.dmp

Filesize
2.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads