384d07bdff2eb0c64b29c4c0b4444aaddc1a7e22a97f89e9219655035dd7e5b7

General

Target

384d07bdff2eb0c64b29c4c0b4444aaddc1a7e22a97f89e9219655035dd7e5b7.exe
Size

155KB
MD5

3232708db6260a3593e30d783fd325ea
SHA1

6d046a780124b33c88cf505cf2b771efd1197164
SHA256

384d07bdff2eb0c64b29c4c0b4444aaddc1a7e22a97f89e9219655035dd7e5b7
SHA512

dac1fdffbb24478dfe72d68744fcfb592c3dfaae204247801646366fd2ffaef2e1cafe7a1ca2a052bbd3261806afcb337544120ccc753d6458e37d32bc713844
SSDEEP

3072:oZpYg19EeiLLmjempGuCYooEK1JWaCItULG3rt2Wcora4dI:OPjEl6jLiQ1JW+Oy3p/

Score

7^/10

bootkit persistence spyware stealer

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

Processes:

resource	yara_rule
\??\c:\Program Files\azgar\wvpyo.dll	acprotect

Deletes itself 1 IoCs

Processes:

diyurh.exe

pid process

4696 diyurh.exe
Executes dropped EXE 2 IoCs

Processes:

diyurh.exewvp.exe

pid process

4696 diyurh.exe
2388 wvp.exe
Loads dropped DLL 1 IoCs

Processes:

wvp.exe

pid process

2388 wvp.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

pid	process
4696	diyurh.exe

pid	process
4696	diyurh.exe
2388	wvp.exe

pid	process
2388	wvp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

wvp.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Linycpy = "c:\\Program Files\\azgar\\wvp.exe \"c:\\Program Files\\azgar\\wvpyo.dll\",SetHandle"	wvp.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

wvp.exe

description	ioc	process
File opened (read-only)	\??\i:	wvp.exe
File opened (read-only)	\??\n:	wvp.exe
File opened (read-only)	\??\r:	wvp.exe
File opened (read-only)	\??\v:	wvp.exe
File opened (read-only)	\??\a:	wvp.exe
File opened (read-only)	\??\b:	wvp.exe
File opened (read-only)	\??\e:	wvp.exe
File opened (read-only)	\??\g:	wvp.exe
File opened (read-only)	\??\z:	wvp.exe
File opened (read-only)	\??\j:	wvp.exe
File opened (read-only)	\??\k:	wvp.exe
File opened (read-only)	\??\q:	wvp.exe
File opened (read-only)	\??\x:	wvp.exe
File opened (read-only)	\??\y:	wvp.exe
File opened (read-only)	\??\h:	wvp.exe
File opened (read-only)	\??\l:	wvp.exe
File opened (read-only)	\??\o:	wvp.exe
File opened (read-only)	\??\t:	wvp.exe
File opened (read-only)	\??\w:	wvp.exe
File opened (read-only)	\??\m:	wvp.exe
File opened (read-only)	\??\p:	wvp.exe
File opened (read-only)	\??\s:	wvp.exe
File opened (read-only)	\??\u:	wvp.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1542.003

Processes:

wvp.exe

description ioc process

File opened for modification \??\PHYSICALDRIVE0 wvp.exe

description	ioc	process
File opened for modification	\??\PHYSICALDRIVE0	wvp.exe

Drops file in Program Files directory 4 IoCs

Processes:

diyurh.exe

description	ioc	process
File opened for modification	\??\c:\Program Files\azgar	diyurh.exe
File created	\??\c:\Program Files\azgar\wvpyo.dll	diyurh.exe
File created	\??\c:\Program Files\azgar\wvp.exe	diyurh.exe
File opened for modification	\??\c:\Program Files\azgar\wvp.exe	diyurh.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

wvp.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	wvp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	wvp.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4332 PING.EXE
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

wvp.exe

pid process

2388 wvp.exe
2388 wvp.exe
2388 wvp.exe
2388 wvp.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

wvp.exe

description pid process

Token: SeDebugPrivilege 2388 wvp.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

384d07bdff2eb0c64b29c4c0b4444aaddc1a7e22a97f89e9219655035dd7e5b7.exediyurh.exe

pid process

1628 384d07bdff2eb0c64b29c4c0b4444aaddc1a7e22a97f89e9219655035dd7e5b7.exe
4696 diyurh.exe

pid	process
4332	PING.EXE

pid	process
2388	wvp.exe
2388	wvp.exe
2388	wvp.exe
2388	wvp.exe

description	pid	process
Token: SeDebugPrivilege	2388	wvp.exe

pid	process
1628	384d07bdff2eb0c64b29c4c0b4444aaddc1a7e22a97f89e9219655035dd7e5b7.exe
4696	diyurh.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

384d07bdff2eb0c64b29c4c0b4444aaddc1a7e22a97f89e9219655035dd7e5b7.execmd.exediyurh.exe

description	pid	process	target process
PID 1628 wrote to memory of 936	1628	384d07bdff2eb0c64b29c4c0b4444aaddc1a7e22a97f89e9219655035dd7e5b7.exe	cmd.exe
PID 1628 wrote to memory of 936	1628	384d07bdff2eb0c64b29c4c0b4444aaddc1a7e22a97f89e9219655035dd7e5b7.exe	cmd.exe
PID 1628 wrote to memory of 936	1628	384d07bdff2eb0c64b29c4c0b4444aaddc1a7e22a97f89e9219655035dd7e5b7.exe	cmd.exe
PID 936 wrote to memory of 4332	936	cmd.exe	PING.EXE
PID 936 wrote to memory of 4332	936	cmd.exe	PING.EXE
PID 936 wrote to memory of 4332	936	cmd.exe	PING.EXE
PID 936 wrote to memory of 4696	936	cmd.exe	diyurh.exe
PID 936 wrote to memory of 4696	936	cmd.exe	diyurh.exe
PID 936 wrote to memory of 4696	936	cmd.exe	diyurh.exe
PID 4696 wrote to memory of 2388	4696	diyurh.exe	wvp.exe
PID 4696 wrote to memory of 2388	4696	diyurh.exe	wvp.exe
PID 4696 wrote to memory of 2388	4696	diyurh.exe	wvp.exe

C:\Users\Admin\AppData\Local\Temp\384d07bdff2eb0c64b29c4c0b4444aaddc1a7e22a97f89e9219655035dd7e5b7.exe
"C:\Users\Admin\AppData\Local\Temp\384d07bdff2eb0c64b29c4c0b4444aaddc1a7e22a97f89e9219655035dd7e5b7.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\diyurh.exe "C:\Users\Admin\AppData\Local\Temp\384d07bdff2eb0c64b29c4c0b4444aaddc1a7e22a97f89e9219655035dd7e5b7.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:936
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - Runs ping.exe
    PID:4332
- - C:\Users\Admin\AppData\Local\Temp\diyurh.exe
    C:\Users\Admin\AppData\Local\Temp\\diyurh.exe "C:\Users\Admin\AppData\Local\Temp\384d07bdff2eb0c64b29c4c0b4444aaddc1a7e22a97f89e9219655035dd7e5b7.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Drops file in Program Files directory
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4696
  - - \??\c:\Program Files\azgar\wvp.exe
      "c:\Program Files\azgar\wvp.exe" "c:\Program Files\azgar\wvpyo.dll",SetHandle C:\Users\Admin\AppData\Local\Temp\diyurh.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      Enumerates connected drives
      Writes to the Master Boot Record (MBR)
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files\azgar\wvp.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
C:\Users\Admin\AppData\Local\Temp\diyurh.exe

Filesize
155KB

MD5
f9b37f42818d551ac3d0761fe9683748

SHA1
ecdadec2ffe4c919eca164716e47c0a61a745e60

SHA256
88e38b9791e7809729de83d0d07348262d98e0e35ae596b61ad0a262d561da42

SHA512
d6d7c96d0adfc09275540ce0374adcf395e0123dc41d925928d75cc2f047d8a2370438c26a2aecec821f5b58f400fe47b4b095f77109d8f2ddf91abd850d6903

Download Submit
\??\c:\Program Files\azgar\wvpyo.dll

Filesize
128KB

MD5
d06c2d670677a355a2395cd014d957c8

SHA1
83ebff8943b349e339b707471a85d690f7d7d934

SHA256
7c4d01aecafe61588d534ef97b08a5a555171aeab3cad9a2fd0c7bfbb6b9a355

SHA512
0ad269e9ade4c0817bff1c1f3a38b06d43c14df04d0ada888c8d2b355a0328ec4e72f0062b8c68c8405d2594b4d1ca23e71991fb8f82ba27a1c74d77b8e39a49

Download Submit
memory/1628-0-0x0000000000400000-0x000000000042F036-memory.dmp

Filesize
188KB

Download
memory/1628-3-0x0000000000400000-0x000000000042F036-memory.dmp

Filesize
188KB

Download
memory/2388-17-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2388-18-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2388-20-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2388-22-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/4696-7-0x0000000000400000-0x000000000042F036-memory.dmp

Filesize
188KB

Download
memory/4696-13-0x0000000000400000-0x000000000042F036-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads