a5666de35d8333c1a91281efffa6eab92820850336566bb3de258ce9814d3891

Analysis

max time kernel
150s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
06-07-2024 22:22

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General

Target

1ce476f82cee74231401b37a99650d40N.exe
Size

211KB
MD5

1ce476f82cee74231401b37a99650d40
SHA1

1208512288024ca2661eecd11f83ad171eca1588
SHA256

a5666de35d8333c1a91281efffa6eab92820850336566bb3de258ce9814d3891
SHA512

0b770f9e5e05fb9ee47cd7dada684736c8c074a2b55f64a1f174db11082e1370a94fa63f884c7aaa83537c100c01e0a901ac5ed635e54dcbca7e46b1ecd92470
SSDEEP

6144:gmKVGe1XIpQiU/ma3MB8hH2Tkp6bYnWcZVol0N5TzQ3:q71YpQiU/RcO1VQInVob

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4996	svchost.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\f011599b = "C:\\Windows\\apppatch\\svchost.exe"	1ce476f82cee74231401b37a99650d40N.exe

Drops file in Program Files directory 36 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Windows Defender\winsta.pdb	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\pupycag.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\qexyhuv.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\galynuh.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\dll\wkernelbase.pdb	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\symbols\DLL\wkernel32.pdb	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\vonypom.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\dll\WinSCard.pdb	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\symbols\dll\WinSCard.pdb	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\DLL\wkernel32.pdb	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\gatyfus.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\gahyhiz.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\symbols\dll\winsta.pdb	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\symbols\dll\wkernelbase.pdb	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\wrpcrt4.pdb	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\symbols\dll\wrpcrt4.pdb	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\wkernel32.pdb	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lysyfyj.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\vocyzit.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\pupydeq.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\vofycot.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\dll\wntdll.pdb	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\qetyhyg.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\dll\winsta.pdb	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\wntdll.pdb	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\galyqaz.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lyrysor.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lyxynyx.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lygyvuj.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lymyxid.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\wkernelbase.pdb	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\dll\wrpcrt4.pdb	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\qetyfuv.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\gadyciz.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\WinSCard.pdb	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\symbols\dll\wntdll.pdb	svchost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\apppatch\svchost.exe	1ce476f82cee74231401b37a99650d40N.exe
File opened for modification	C:\Windows\apppatch\svchost.exe	1ce476f82cee74231401b37a99650d40N.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000_Classes\Local Settings\MuiCache	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe
4996	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4016	1ce476f82cee74231401b37a99650d40N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	4016	1ce476f82cee74231401b37a99650d40N.exe
Token: SeSecurityPrivilege	4016	1ce476f82cee74231401b37a99650d40N.exe
Token: SeSecurityPrivilege	4996	svchost.exe
Token: SeSecurityPrivilege	4996	svchost.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4016 wrote to memory of 4996	4016	1ce476f82cee74231401b37a99650d40N.exe	87
PID 4016 wrote to memory of 4996	4016	1ce476f82cee74231401b37a99650d40N.exe	87
PID 4016 wrote to memory of 4996	4016	1ce476f82cee74231401b37a99650d40N.exe	87

C:\Users\Admin\AppData\Local\Temp\1ce476f82cee74231401b37a99650d40N.exe
"C:\Users\Admin\AppData\Local\Temp\1ce476f82cee74231401b37a99650d40N.exe"
1⤵
- Modifies WinLogon
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4016
- C:\Windows\apppatch\svchost.exe
  "C:\Windows\apppatch\svchost.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4996

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Low\IE\1B3GAJYL\login[1].htm

Filesize
168B

MD5
d57e3a550060f85d44a175139ea23021

SHA1
2c5cb3428a322c9709a34d04dd86fe7628f8f0a6

SHA256
43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c

SHA512
0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

Download Submit
C:\Windows\apppatch\svchost.exe

Filesize
211KB

MD5
34a9cfea186d9052c13db9f60479da9c

SHA1
960afc3927306e7b6f1be6d2e4cdd4516de6660c

SHA256
5d09f89095cc8e6d9d9a69465e9cf044b26173a1a07ccaaa573a4d6dd3d6fcf3

SHA512
2af6cadbb2402bd9e352b7ce2864e0df07a4f987ac6ef2fd0e0a38c5d68129d76ad67b402aa1f4fbe9cad91006566d39f05f5b1c9c163bcb6aa69cbf9547a9e3

Download Submit
memory/4016-0-0x0000000000400000-0x000000000049B000-memory.dmp

Filesize
620KB

Download
memory/4016-1-0x0000000002100000-0x0000000002152000-memory.dmp

Filesize
328KB

Download
memory/4016-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/4016-16-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/4016-15-0x0000000002100000-0x0000000002152000-memory.dmp

Filesize
328KB

Download
memory/4016-14-0x0000000000400000-0x000000000049B000-memory.dmp

Filesize
620KB

Download
memory/4996-17-0x0000000000400000-0x000000000049B000-memory.dmp

Filesize
620KB

Download
memory/4996-18-0x0000000000400000-0x000000000049B000-memory.dmp

Filesize
620KB

Download
memory/4996-19-0x0000000000400000-0x000000000049B000-memory.dmp

Filesize
620KB

Download
memory/4996-20-0x0000000002DC0000-0x0000000002E6A000-memory.dmp

Filesize
680KB

Download
memory/4996-21-0x0000000000400000-0x000000000049B000-memory.dmp

Filesize
620KB

Download
memory/4996-22-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-24-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-26-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-41-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-45-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-81-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-80-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-78-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-77-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-76-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-75-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-74-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-73-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-72-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-71-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-70-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-69-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-68-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-67-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-65-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-64-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-63-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-62-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-60-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-61-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-59-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-58-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-57-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-56-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-55-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-54-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-52-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-51-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-50-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-49-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-48-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-47-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-46-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-44-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-43-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-42-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-40-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-39-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-38-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-37-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-36-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-35-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-34-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-33-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-32-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-31-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-30-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-79-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-66-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-53-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-29-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-28-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download
memory/4996-27-0x0000000002FB0000-0x0000000003067000-memory.dmp

Filesize
732KB

Download