ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062

Analysis

max time kernel
90s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
11-10-2022 17:26

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General

Target

ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe
Size

826KB
MD5

6853605e93385b5894234d7672e8ab80
SHA1

40692b02e9f59d345198da803ea67dd6430da971
SHA256

ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062
SHA512

7696814318683508fc7fa44bb0f40243ca8938f0558870482e542b4346aa7d9e8a82b214ce756e8f71a8ae3b19ff49905bd74a6d803ecec97184316126c84a42
SSDEEP

12288:/CljtsEBRtjLY95eENXTTgkFjxWZ4c9gJdCfHOB9pQqJK:/oseO5e2kWx29gJn8D

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 1 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	ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
4024	ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe
3848	ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe
3860	ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\	ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4024	ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe
4024	ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4024 wrote to memory of 3848	4024	ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe	84
PID 4024 wrote to memory of 3848	4024	ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe	84
PID 4024 wrote to memory of 3848	4024	ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe	84
PID 4024 wrote to memory of 3860	4024	ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe	85
PID 4024 wrote to memory of 3860	4024	ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe	85
PID 4024 wrote to memory of 3860	4024	ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe	85

C:\Users\Admin\AppData\Local\Temp\ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe
"C:\Users\Admin\AppData\Local\Temp\ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4024
- C:\Users\Admin\AppData\Local\Temp\ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe
  start
  2⤵
  - Checks BIOS information in registry
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Enumerates system info in registry
  PID:3848
- C:\Users\Admin\AppData\Local\Temp\ef4c5cbb0d5a8884c0894cb641608a8b092fd1dcfb0d72cadd886c6a96b3e062.exe
  watch
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  PID:3860

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3848-144-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/3848-140-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/3848-141-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/3848-147-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/3848-136-0x0000000000000000-mapping.dmp

Download
memory/3848-145-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/3860-137-0x0000000000000000-mapping.dmp

Download
memory/3860-149-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/3860-143-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/3860-146-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/3860-142-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/3860-148-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/3860-138-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/4024-139-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/4024-134-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/4024-135-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/4024-132-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/4024-133-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download