42c84b3413409d44402bbc57459a62d17687ceac75d7372d1dad0e01aa47ff7d

Analysis

max time kernel
105s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19-10-2022 03:25

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General

Target

zLp3CUahAnlpkiajyOpX.exe
Size

6.4MB
MD5

ecf783e90cf44af0f7ff863b80add904
SHA1

54836ba96db90520b8693bc182c9d387eb94b32e
SHA256

42c84b3413409d44402bbc57459a62d17687ceac75d7372d1dad0e01aa47ff7d
SHA512

c7302162c66816cdb87385a3bf178f88b048e3e766159b5f378480e49bca0edecd3351ebe2cdcf30753968c8384751fbc1057e0b9053de15b682b570a52fd5c6
SSDEEP

196608:6I9CKlMfBXaGqXNMkm5p8shuq2IrousfFN:6IfSoGiArZ88rolfFN

Score

9^/10

evasion 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__	zLp3CUahAnlpkiajyOpX.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	zLp3CUahAnlpkiajyOpX.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	zLp3CUahAnlpkiajyOpX.exe

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	zLp3CUahAnlpkiajyOpX.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2856	zLp3CUahAnlpkiajyOpX.exe

Runs net.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2856	zLp3CUahAnlpkiajyOpX.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 664	2856	zLp3CUahAnlpkiajyOpX.exe	84
PID 2856 wrote to memory of 664	2856	zLp3CUahAnlpkiajyOpX.exe	84
PID 664 wrote to memory of 4980	664	cmd.exe	85
PID 664 wrote to memory of 4980	664	cmd.exe	85
PID 4980 wrote to memory of 5004	4980	net.exe	86
PID 4980 wrote to memory of 5004	4980	net.exe	86
PID 2856 wrote to memory of 4192	2856	zLp3CUahAnlpkiajyOpX.exe	87
PID 2856 wrote to memory of 4192	2856	zLp3CUahAnlpkiajyOpX.exe	87
PID 2856 wrote to memory of 1260	2856	zLp3CUahAnlpkiajyOpX.exe	88
PID 2856 wrote to memory of 1260	2856	zLp3CUahAnlpkiajyOpX.exe	88
PID 1260 wrote to memory of 1368	1260	cmd.exe	89
PID 1260 wrote to memory of 1368	1260	cmd.exe	89
PID 2856 wrote to memory of 2016	2856	zLp3CUahAnlpkiajyOpX.exe	90
PID 2856 wrote to memory of 2016	2856	zLp3CUahAnlpkiajyOpX.exe	90

C:\Users\Admin\AppData\Local\Temp\zLp3CUahAnlpkiajyOpX.exe
"C:\Users\Admin\AppData\Local\Temp\zLp3CUahAnlpkiajyOpX.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 behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c net start w32time
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:664
- - C:\Windows\system32\net.exe
    net start w32time
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4980
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 start w32time
      4⤵
      PID:5004
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c cls
  2⤵
  PID:4192
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c w32tm /resync
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1260
- - C:\Windows\system32\w32tm.exe
    w32tm /resync
    3⤵
    PID:1368
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c cls
  2⤵
  PID:2016

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2856-136-0x00007FFCB9430000-0x00007FFCB9625000-memory.dmp

Filesize
2.0MB

Download
memory/2856-135-0x00007FF71EF90000-0x00007FF720000000-memory.dmp

Filesize
16.4MB

Download
memory/2856-138-0x00007FF71EF90000-0x00007FF720000000-memory.dmp

Filesize
16.4MB

Download
memory/2856-139-0x00007FF71EF90000-0x00007FF720000000-memory.dmp

Filesize
16.4MB

Download
memory/2856-133-0x00007FF71EF90000-0x00007FF720000000-memory.dmp

Filesize
16.4MB

Download
memory/2856-150-0x00007FF71EF90000-0x00007FF720000000-memory.dmp

Filesize
16.4MB

Download
memory/2856-134-0x00007FF71EF90000-0x00007FF720000000-memory.dmp

Filesize
16.4MB

Download
memory/2856-137-0x00007FF71EF90000-0x00007FF720000000-memory.dmp

Filesize
16.4MB

Download
memory/2856-132-0x00007FF71EF90000-0x00007FF720000000-memory.dmp

Filesize
16.4MB

Download
memory/2856-149-0x00007FFCB9430000-0x00007FFCB9625000-memory.dmp

Filesize
2.0MB

Download
memory/2856-146-0x00007FF71EF90000-0x00007FF720000000-memory.dmp

Filesize
16.4MB

Download
memory/2856-147-0x00007FFCB9430000-0x00007FFCB9625000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads