19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
04/05/2024, 20:58

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General

Target

19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe
Size

206KB
MD5

faaad026c687ab81a50855d64cbc965f
SHA1

d9dbd83687907a72a0c07e94950897dedc9f5102
SHA256

19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742
SHA512

d12d5b4ec03f64721ab6da5820a912c72286adb7c681cbe124f4feaaebfeab409b6e58be441d8495b394cfde12e486ca9553a38e981f7c0b63f7f4bdf9d632ac
SSDEEP

6144:o+EqFQ9A9ty5bhJcrs0MurPw/c4hd/B/coyXT3nOGX6T+:o+U9qyFhJy56d/eoyXjn9W+

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3956	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\6e73e65d = "C:\\Windows\\apppatch\\svchost.exe"	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe

Drops file in Program Files directory 34 IoCs

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

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\apppatch\svchost.exe	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe
File opened for modification	C:\Windows\apppatch\svchost.exe	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000_Classes\Local Settings\MuiCache	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe
3956	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1140	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1140	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe
Token: SeSecurityPrivilege	1140	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe
Token: SeSecurityPrivilege	3956	svchost.exe
Token: SeSecurityPrivilege	3956	svchost.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1140 wrote to memory of 3956	1140	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe	82
PID 1140 wrote to memory of 3956	1140	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe	82
PID 1140 wrote to memory of 3956	1140	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe	82

C:\Users\Admin\AppData\Local\Temp\19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe
"C:\Users\Admin\AppData\Local\Temp\19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe"
1⤵
- Modifies WinLogon
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1140
- 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:3956

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\Z7ERESJ0\login[1].htm

Filesize
168B

MD5
d57e3a550060f85d44a175139ea23021

SHA1
2c5cb3428a322c9709a34d04dd86fe7628f8f0a6

SHA256
43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c

SHA512
0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Low\IE\Z7ERESJ0\login[2].htm

Filesize
167B

MD5
0104c301c5e02bd6148b8703d19b3a73

SHA1
7436e0b4b1f8c222c38069890b75fa2baf9ca620

SHA256
446a6087825fa73eadb045e5a2e9e2adf7df241b571228187728191d961dda1f

SHA512
84427b656a6234a651a6d8285c103645b861a18a6c5af4abb5cb4f3beb5a4f0df4a74603a0896c7608790fbb886dc40508e92d5709f44dca05dd46c8316d15bf

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

Filesize
206KB

MD5
61056653165c24a08e54264e0f8f6a00

SHA1
1c53697e0cb2ed4d52dcfeb55038c3464159a8b3

SHA256
477d096fd3590ad4323f7d6e643ee234d5ddfc970f8a6c5ebff1a65b32276de7

SHA512
39cad82970567c753f15e3a45f8da8055841ebe829f796a8ab8d531abcf9485bfabe92ea8490ae1d5a43f10b3aa07e14be7167ebb68cba870e9a470b2dccc613

Download Submit
memory/1140-0-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/1140-1-0x0000000002100000-0x0000000002152000-memory.dmp

Filesize
328KB

Download
memory/1140-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1140-17-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1140-16-0x0000000002100000-0x0000000002152000-memory.dmp

Filesize
328KB

Download
memory/1140-14-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/3956-18-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/3956-15-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/3956-20-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/3956-19-0x0000000002450000-0x00000000024FA000-memory.dmp

Filesize
680KB

Download
memory/3956-21-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/3956-24-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-22-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-26-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-27-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-37-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-80-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-79-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-78-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-77-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-76-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-75-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-74-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-73-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-72-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-71-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-70-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-69-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-68-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-67-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-66-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-65-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-64-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-63-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-62-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-61-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-59-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-58-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-57-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-56-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-55-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-54-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-53-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-52-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-51-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-50-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-49-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-48-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-47-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-46-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-45-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-44-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-43-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-41-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-39-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-36-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-35-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-34-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-33-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-32-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-31-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-30-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-29-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-28-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-81-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-60-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-42-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-40-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download
memory/3956-38-0x0000000002640000-0x00000000026F7000-memory.dmp

Filesize
732KB

Download