21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413

Analysis

max time kernel
348s
max time network
380s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2022 14:17

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General

Target

21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe
Size

1.1MB
MD5

a0905047a789799d0a5fee5b328c2e42
SHA1

13b601dcd72a356498edc101f04d189cc0770ec7
SHA256

21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413
SHA512

742caf1309237614c95bff068c89e55fa6e9d5803f61e00681d62e10fd89553cec26eedc926e935bdf02c5a2c3b29a4c842de6cd666496aacff9c5f3807a08a9
SSDEEP

12288:fKptCjLyu+cUhZTD4nkDEjK63vOR9h1N9GbFIMBQH1x3l+YYZT6kouuiap+34dzw:fzSSU3/Yg9h1TGqjnVkPliTz

Score

7^/10

Malware Config

Signatures

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	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3992 set thread context of 4176	3992	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe	82

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4176	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe
4176	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe
4176	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3992 wrote to memory of 4176	3992	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe	82
PID 3992 wrote to memory of 4176	3992	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe	82
PID 3992 wrote to memory of 4176	3992	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe	82
PID 3992 wrote to memory of 4176	3992	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe	82
PID 3992 wrote to memory of 4176	3992	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe	82
PID 3992 wrote to memory of 4176	3992	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe	82
PID 3992 wrote to memory of 4176	3992	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe	82
PID 3992 wrote to memory of 4176	3992	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe	82
PID 3992 wrote to memory of 4176	3992	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe	82
PID 3992 wrote to memory of 4176	3992	21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe	82

C:\Users\Admin\AppData\Local\Temp\21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe
"C:\Users\Admin\AppData\Local\Temp\21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3992
- C:\Users\Admin\AppData\Local\Temp\21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe
  "C:\Users\Admin\AppData\Local\Temp\21eb0664a2a92c4543bbbc8220369aca70efe942fbb6e9c5b6383e0a6d8c8413.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4176

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4176-132-0x0000000000000000-mapping.dmp

Download
memory/4176-133-0x0000000000400000-0x0000000000522000-memory.dmp

Filesize
1.1MB

Download
memory/4176-134-0x0000000000400000-0x0000000000522000-memory.dmp

Filesize
1.1MB

Download
memory/4176-135-0x0000000000400000-0x0000000000522000-memory.dmp

Filesize
1.1MB

Download
memory/4176-136-0x0000000000400000-0x0000000000522000-memory.dmp

Filesize
1.1MB

Download
memory/4176-137-0x0000000000400000-0x0000000000522000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads