ac8a940d7235c8e1c05c9fefc218fb253964ecca72c874e240d49c1382ccdac6

General

Target

c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe
Size

2.7MB
MD5

28e07d9ab0a04c2f660e2506117e63b5
SHA1

28c526b2130b829c389c0b7351ff4ad0e3d63d89
SHA256

c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce
SHA512

e5ce9fb164ae86dea4b23ff8bb9f8ba6238bcc97e5f2f9102d98ec77357e99dff4b2e5ccadb488baf34116e3ad4be16248f450c5405bfb59aa7687282eaf34f9
SSDEEP

24576:aeCV3Xaze1kxcABn/0UYSvcQe7lvboa7c4+37me9sEs1tfCmPpAfNFk0+cGk8Q0H:Iday1kz9/sJsaKVFky3WAsK/h2+7Qn

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:

c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

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

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.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:

c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.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:

c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Wine	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

pid process

3216 c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.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:

c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

pid	process
3216	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe
3216	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe
3216	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe
3216	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

description pid process

Token: SeDebugPrivilege 3216 c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

description	pid	process
Token: SeDebugPrivilege	3216	c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe

C:\Users\Admin\AppData\Local\Temp\c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.exe
"C:\Users\Admin\AppData\Local\Temp\c4b5efac85934e3ec9a0c11d14b0136c0b116366408193a8b7c32bdd1dffc5ce.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:3216

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/3216-0-0x0000000000250000-0x0000000000504000-memory.dmp

Filesize
2.7MB

Download
memory/3216-1-0x0000000000250000-0x0000000000504000-memory.dmp

Filesize
2.7MB

Download
memory/3216-2-0x0000000000250000-0x0000000000504000-memory.dmp

Filesize
2.7MB

Download
memory/3216-4-0x0000000000250000-0x0000000000504000-memory.dmp

Filesize
2.7MB

Download
memory/3216-7-0x0000000000250000-0x0000000000504000-memory.dmp

Filesize
2.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads