b9761fe14ffb685403f490608933c0a1d0756b31f21821f50f09d10b76cf161e

Analysis

max time kernel
111s
max time network
116s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
21/08/2024, 09:19

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General

Target

422cb26a147b61b4c0c35b605cfdeb70N.exe
Size

211KB
MD5

422cb26a147b61b4c0c35b605cfdeb70
SHA1

c3e2bb8274bab51c49a90f997151d1678a8fe1c9
SHA256

b9761fe14ffb685403f490608933c0a1d0756b31f21821f50f09d10b76cf161e
SHA512

075cb8271428a4b58038102c50d67e2b286b24c5af6fa3b4997cb3c8448e17ba17d053aac382e602ace4555af6ae04d407c489b3f0cec065c959eab6626fbc57
SSDEEP

6144:EmKVGe1XIpQiU/ma3MB8hH2Tkp6bYnWcZVol0N5TzQ3:+71YpQiU/RcO1VQInVob

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2972	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
2516	422cb26a147b61b4c0c35b605cfdeb70N.exe
2516	422cb26a147b61b4c0c35b605cfdeb70N.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\26e4160b = "C:\\Windows\\apppatch\\svchost.exe"	422cb26a147b61b4c0c35b605cfdeb70N.exe

Drops file in Program Files directory 11 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Windows Defender\vocyzit.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\vonypom.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\galyqaz.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\gatyfus.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\pupydeq.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\qexyhuv.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\qetyfuv.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lymyxid.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\pupycag.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\gadyciz.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\galynuh.com	svchost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\apppatch\svchost.exe	422cb26a147b61b4c0c35b605cfdeb70N.exe
File opened for modification	C:\Windows\apppatch\svchost.exe	422cb26a147b61b4c0c35b605cfdeb70N.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	422cb26a147b61b4c0c35b605cfdeb70N.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\MuiCache	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2972	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2516	422cb26a147b61b4c0c35b605cfdeb70N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2516	422cb26a147b61b4c0c35b605cfdeb70N.exe
Token: SeSecurityPrivilege	2516	422cb26a147b61b4c0c35b605cfdeb70N.exe
Token: SeSecurityPrivilege	2972	svchost.exe
Token: SeSecurityPrivilege	2972	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 2972	2516	422cb26a147b61b4c0c35b605cfdeb70N.exe	30
PID 2516 wrote to memory of 2972	2516	422cb26a147b61b4c0c35b605cfdeb70N.exe	30
PID 2516 wrote to memory of 2972	2516	422cb26a147b61b4c0c35b605cfdeb70N.exe	30
PID 2516 wrote to memory of 2972	2516	422cb26a147b61b4c0c35b605cfdeb70N.exe	30

C:\Users\Admin\AppData\Local\Temp\422cb26a147b61b4c0c35b605cfdeb70N.exe
"C:\Users\Admin\AppData\Local\Temp\422cb26a147b61b4c0c35b605cfdeb70N.exe"
1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2516
- C:\Windows\apppatch\svchost.exe
  "C:\Windows\apppatch\svchost.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Windows\AppPatch\svchost.exe

Filesize
211KB

MD5
a34297a690d40ad6fbec79dd7c85083d

SHA1
3b581d5fb074d63fa9fdd4a784a082cedbd201d2

SHA256
4cbd752825ae18b49204912b46ba9e24b0801d229a0626aadea7e4b37289948a

SHA512
663239c8b4bdc53ed0aa4178e094f2fc65a76339fa0d5fe947a04c83582d7161d89cf8dff6731538a28ceba3ce998990de7411ca6df5830386166165a5445c06

Download Submit
memory/2516-0-0x0000000000400000-0x000000000049B000-memory.dmp

Filesize
620KB

Download
memory/2516-1-0x0000000000360000-0x00000000003B2000-memory.dmp

Filesize
328KB

Download
memory/2516-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2516-21-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2516-19-0x0000000000360000-0x00000000003B2000-memory.dmp

Filesize
328KB

Download
memory/2516-18-0x0000000000400000-0x000000000049B000-memory.dmp

Filesize
620KB

Download
memory/2972-20-0x0000000000400000-0x000000000049B000-memory.dmp

Filesize
620KB

Download
memory/2972-22-0x0000000000400000-0x000000000049B000-memory.dmp

Filesize
620KB

Download
memory/2972-23-0x0000000000400000-0x000000000049B000-memory.dmp

Filesize
620KB

Download
memory/2972-24-0x0000000002250000-0x00000000022FA000-memory.dmp

Filesize
680KB

Download
memory/2972-26-0x0000000002250000-0x00000000022FA000-memory.dmp

Filesize
680KB

Download
memory/2972-34-0x0000000002250000-0x00000000022FA000-memory.dmp

Filesize
680KB

Download
memory/2972-32-0x0000000002250000-0x00000000022FA000-memory.dmp

Filesize
680KB

Download
memory/2972-35-0x0000000000400000-0x000000000049B000-memory.dmp

Filesize
620KB

Download
memory/2972-30-0x0000000002250000-0x00000000022FA000-memory.dmp

Filesize
680KB

Download
memory/2972-29-0x0000000002250000-0x00000000022FA000-memory.dmp

Filesize
680KB

Download
memory/2972-36-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-38-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-41-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-43-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-52-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-70-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-86-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-85-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-84-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-83-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-82-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-81-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-80-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-79-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-78-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-77-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-76-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-75-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-74-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-73-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-72-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-71-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-69-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-68-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-67-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-66-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-65-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-64-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-63-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-62-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-61-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-60-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-59-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-58-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-57-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-56-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-55-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-54-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-53-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-51-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-50-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-49-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-48-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-47-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-46-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-42-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-45-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download
memory/2972-44-0x0000000002810000-0x00000000028C7000-memory.dmp

Filesize
732KB

Download