Malware Analysis Report

2025-06-16 00:29

Sample ID 240919-tsglvsyclp
Target 61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N
SHA256 61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63
Tags
simda discovery persistence stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63

Threat Level: Known bad

The file 61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N was found to be: Known bad.

Malicious Activity Summary

simda discovery persistence stealer trojan

simda

Loads dropped DLL

Executes dropped EXE

Modifies WinLogon

Drops file in Windows directory

Drops file in Program Files directory

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: RenamesItself

Modifies registry class

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-19 16:19

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-19 16:19

Reported

2024-09-19 16:21

Platform

win10v2004-20240802-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe"

Signatures

simda

stealer trojan simda

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\apppatch\svchost.exe N/A

Modifies WinLogon

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\1ea312d9 = "C:\\Windows\\apppatch\\svchost.exe" C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\Windows Defender\galyqaz.com C:\Windows\apppatch\svchost.exe N/A
File created C:\Program Files (x86)\Windows Defender\vonypom.com C:\Windows\apppatch\svchost.exe N/A
File created C:\Program Files (x86)\Windows Defender\pupycag.com C:\Windows\apppatch\svchost.exe N/A
File created C:\Program Files (x86)\Windows Defender\pupydeq.com C:\Windows\apppatch\svchost.exe N/A
File created C:\Program Files (x86)\Windows Defender\lymyxid.com C:\Windows\apppatch\svchost.exe N/A
File created C:\Program Files (x86)\Windows Defender\gahyqah.com C:\Windows\apppatch\svchost.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\apppatch\svchost.exe C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe N/A
File opened for modification C:\Windows\apppatch\svchost.exe C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\apppatch\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000_Classes\Local Settings\MuiCache C:\Windows\apppatch\svchost.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A
N/A N/A C:\Windows\apppatch\svchost.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\apppatch\svchost.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\apppatch\svchost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe

"C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe"

C:\Windows\apppatch\svchost.exe

"C:\Windows\apppatch\svchost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
GB 95.101.143.195:80 www.bing.com tcp
US 8.8.8.8:53 vojyqem.com udp
US 172.234.222.138:80 vojyqem.com tcp
US 8.8.8.8:53 lyvyxor.com udp
US 8.8.8.8:53 qekyqop.com udp
US 8.8.8.8:53 vonyzuf.com udp
US 8.8.8.8:53 qedyfyq.com udp
US 8.8.8.8:53 pumyxiv.com udp
US 8.8.8.8:53 galyqaz.com udp
US 8.8.8.8:53 volyqat.com udp
US 8.8.8.8:53 lymyxid.com udp
US 8.8.8.8:53 gadyfuh.com udp
US 8.8.8.8:53 puzywel.com udp
US 8.8.8.8:53 qeqyxov.com udp
US 8.8.8.8:53 vofygum.com udp
US 8.8.8.8:53 lyxywer.com udp
US 8.8.8.8:53 gaqycos.com udp
US 208.100.26.245:80 lyvyxor.com tcp
US 8.8.8.8:53 pufygug.com udp
US 8.8.8.8:53 qexyryl.com udp
US 8.8.8.8:53 vowycac.com udp
US 8.8.8.8:53 lygygin.com udp
US 8.8.8.8:53 gacyryw.com udp
US 8.8.8.8:53 purycap.com udp
US 8.8.8.8:53 qegyhig.com udp
US 8.8.8.8:53 vocyruk.com udp
US 8.8.8.8:53 pupybul.com udp
US 8.8.8.8:53 ganypih.com udp
US 8.8.8.8:53 lykyjad.com udp
US 8.8.8.8:53 vopybyt.com udp
US 8.8.8.8:53 qebytiq.com udp
US 8.8.8.8:53 pujyjav.com udp
US 8.8.8.8:53 gatyvyz.com udp
US 8.8.8.8:53 vojyjof.com udp
US 8.8.8.8:53 qetyvep.com udp
US 8.8.8.8:53 puvytuq.com udp
US 8.8.8.8:53 lyvytuj.com udp
US 8.8.8.8:53 gahyhob.com udp
US 8.8.8.8:53 galykes.com udp
US 8.8.8.8:53 volykyc.com udp
US 8.8.8.8:53 vocyzit.com udp
US 8.8.8.8:53 lyryfyd.com udp
US 8.8.8.8:53 gahyqah.com udp
US 8.8.8.8:53 puvyxil.com udp
US 8.8.8.8:53 qetyfuv.com udp
US 8.8.8.8:53 gatyfus.com udp
US 8.8.8.8:53 lymysan.com udp
US 8.8.8.8:53 lysynur.com udp
US 8.8.8.8:53 vonypom.com udp
US 8.8.8.8:53 qekykev.com udp
US 8.8.8.8:53 qedynul.com udp
US 8.8.8.8:53 pumypog.com udp
US 8.8.8.8:53 purydyv.com udp
US 8.8.8.8:53 qegyqaq.com udp
US 8.8.8.8:53 gacyzuz.com udp
US 8.8.8.8:53 lygymoj.com udp
US 8.8.8.8:53 vowydef.com udp
US 8.8.8.8:53 qexylup.com udp
US 8.8.8.8:53 pufymoq.com udp
US 8.8.8.8:53 gaqydeb.com udp
US 8.8.8.8:53 lyxylux.com udp
US 8.8.8.8:53 vofymik.com udp
US 8.8.8.8:53 qeqysag.com udp
US 8.8.8.8:53 puzylyp.com udp
US 8.8.8.8:53 gadyniw.com udp
US 8.8.8.8:53 lyryvex.com udp
US 104.21.30.183:80 qegyhig.com tcp
US 162.255.119.102:80 gahyqah.com tcp
US 199.191.50.83:80 galyqaz.com tcp
US 13.248.252.114:80 puzylyp.com tcp
DE 178.162.203.202:80 gatyfus.com tcp
HK 154.212.231.82:80 gadyniw.com tcp
US 8.8.8.8:53 35.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 195.143.101.95.in-addr.arpa udp
US 8.8.8.8:53 138.222.234.172.in-addr.arpa udp
US 8.8.8.8:53 245.26.100.208.in-addr.arpa udp
US 8.8.8.8:53 183.30.21.104.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 102.119.255.162.in-addr.arpa udp
US 8.8.8.8:53 82.231.212.154.in-addr.arpa udp
US 8.8.8.8:53 83.50.191.199.in-addr.arpa udp
US 8.8.8.8:53 www.gahyqah.com udp
US 172.234.222.138:80 vojyqem.com tcp
US 104.21.30.183:443 qegyhig.com tcp
US 8.8.8.8:53 lysyfyj.com udp
US 3.94.10.34:80 lymyxid.com tcp
DE 91.195.240.19:80 www.gahyqah.com tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.200.35:80 c.pki.goog tcp
US 69.162.80.59:80 lysyfyj.com tcp
US 69.162.80.59:80 lysyfyj.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 34.10.94.3.in-addr.arpa udp
US 8.8.8.8:53 59.80.162.69.in-addr.arpa udp
US 8.8.8.8:53 19.240.195.91.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 18.208.156.248:80 vonypom.com tcp
US 8.8.8.8:53 248.156.208.18.in-addr.arpa udp
DE 178.162.203.211:80 gatyfus.com tcp
US 99.83.138.213:80 puzylyp.com tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
NL 85.17.31.82:80 gatyfus.com tcp
US 13.248.252.114:80 puzylyp.com tcp
NL 85.17.31.82:80 gatyfus.com tcp
US 8.8.8.8:53 82.31.17.85.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 99.83.138.213:80 puzylyp.com tcp
US 8.8.8.8:53 233.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 qeqytup.com udp
US 8.8.8.8:53 puzyjoq.com udp
US 8.8.8.8:53 gadyveb.com udp
US 8.8.8.8:53 lymytux.com udp
US 8.8.8.8:53 lygynud.com udp
US 8.8.8.8:53 lyrysor.com udp
US 8.8.8.8:53 volyjok.com udp
US 8.8.8.8:53 vofydac.com udp
US 8.8.8.8:53 lyxymin.com udp
US 8.8.8.8:53 gaqyzuw.com udp
US 8.8.8.8:53 pufydep.com udp
US 8.8.8.8:53 qexyqog.com udp
US 8.8.8.8:53 gahyfyz.com udp
US 8.8.8.8:53 gahynus.com udp
US 8.8.8.8:53 qetysal.com udp
US 8.8.8.8:53 qebyrev.com udp
US 8.8.8.8:53 puvywav.com udp
US 8.8.8.8:53 lyvywed.com udp
US 8.8.8.8:53 vojygut.com udp
US 8.8.8.8:53 puvylyg.com udp
US 8.8.8.8:53 pupycag.com udp
US 8.8.8.8:53 qexykaq.com udp
US 8.8.8.8:53 pufybyv.com udp
US 8.8.8.8:53 vowypit.com udp
US 8.8.8.8:53 gaqypiz.com udp
US 8.8.8.8:53 lyxyjaj.com udp
US 8.8.8.8:53 vofybyf.com udp
US 8.8.8.8:53 pumytup.com udp
US 8.8.8.8:53 galyhiw.com udp
US 8.8.8.8:53 qekyhil.com udp
US 8.8.8.8:53 lysyvan.com udp
US 8.8.8.8:53 vonyryc.com udp
US 8.8.8.8:53 lykygur.com udp
US 8.8.8.8:53 vocykem.com udp
US 8.8.8.8:53 qegynuv.com udp
US 8.8.8.8:53 purypol.com udp
US 8.8.8.8:53 qedyveg.com udp
US 8.8.8.8:53 puzymig.com udp
US 8.8.8.8:53 qeqylyl.com udp
US 8.8.8.8:53 gadydas.com udp
US 8.8.8.8:53 volymum.com udp
US 8.8.8.8:53 pupydeq.com udp
US 8.8.8.8:53 lykymox.com udp
US 8.8.8.8:53 lymylyr.com udp
US 8.8.8.8:53 vopydek.com udp
US 8.8.8.8:53 ganyzub.com udp
US 8.8.8.8:53 qebylug.com udp
US 8.8.8.8:53 gatydaw.com udp
US 8.8.8.8:53 pujymip.com udp
US 8.8.8.8:53 lyvylyn.com udp
US 8.8.8.8:53 vojymic.com udp
US 8.8.8.8:53 lyryxij.com udp
US 8.8.8.8:53 vocyqaf.com udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 puryxuq.com udp
US 8.8.8.8:53 lygyfex.com udp
US 8.8.8.8:53 gacyqob.com udp
US 8.8.8.8:53 vowyzuk.com udp
US 8.8.8.8:53 gacykeh.com udp
US 8.8.8.8:53 pujygul.com udp
US 8.8.8.8:53 gatycoh.com udp
US 8.8.8.8:53 ganyrys.com udp
US 8.8.8.8:53 vopycom.com udp
US 8.8.8.8:53 qetyxiq.com udp
US 13.248.169.48:80 pupydeq.com tcp
US 104.21.26.151:80 lysyvan.com tcp
CN 103.150.10.58:80 lyrysor.com tcp
US 18.208.156.248:80 pupycag.com tcp
US 8.8.8.8:53 151.26.21.104.in-addr.arpa udp
US 8.8.8.8:53 48.169.248.13.in-addr.arpa udp
US 104.21.26.151:443 lysyvan.com tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
CN 103.150.10.58:80 lyrysor.com tcp

Files

memory/2636-0-0x0000000000400000-0x0000000000495000-memory.dmp

memory/2636-1-0x0000000002910000-0x0000000002962000-memory.dmp

memory/2636-2-0x0000000000400000-0x000000000045F000-memory.dmp

C:\Windows\apppatch\svchost.exe

MD5 9bb759f349181e67a88d07503855632f
SHA1 a03577d04aec75cdacfb5c38a874004c2287e946
SHA256 9bec69ef6b3a20ded304407d62aabbb81f1de5d38bf9078aa71c3d0ba9fd194b
SHA512 d67d22f537dd40692f2f82f18d2acb27bf291f08345f22645da6304877aa204b666259663893a59c3221a9db65d288ce4e67255cb838dc7c3acc0adc397fae87

memory/1864-14-0x0000000000400000-0x0000000000495000-memory.dmp

memory/2636-18-0x0000000000400000-0x000000000045F000-memory.dmp

memory/2636-17-0x0000000002910000-0x0000000002962000-memory.dmp

memory/2636-16-0x0000000000400000-0x0000000000495000-memory.dmp

memory/1864-15-0x0000000000400000-0x0000000000495000-memory.dmp

memory/1864-19-0x0000000000400000-0x0000000000495000-memory.dmp

memory/1864-20-0x0000000002DA0000-0x0000000002E4A000-memory.dmp

memory/1864-21-0x0000000000400000-0x0000000000495000-memory.dmp

memory/1864-22-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-26-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-24-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-29-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-30-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-81-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-80-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-78-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-77-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-76-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-74-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-73-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-71-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-70-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-69-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-64-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-62-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-61-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-59-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-58-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-57-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-55-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-53-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-52-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-50-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-49-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-47-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-46-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-44-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-42-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-41-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-40-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-39-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-37-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-35-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-34-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-79-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-75-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-72-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-68-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-67-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-66-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-65-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-63-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-60-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-56-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-54-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-51-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-48-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-45-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-43-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-38-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-36-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-33-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-32-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-31-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-28-0x0000000002F90000-0x0000000003047000-memory.dmp

memory/1864-27-0x0000000002F90000-0x0000000003047000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Low\IE\ZFZ2IW35\login[1].htm

MD5 d57e3a550060f85d44a175139ea23021
SHA1 2c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA256 43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA512 0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-19 16:19

Reported

2024-09-19 16:21

Platform

win7-20240903-en

Max time kernel

111s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe"

Signatures

simda

stealer trojan simda

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\apppatch\svchost.exe N/A

Modifies WinLogon

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\138dc07 = "C:\\Windows\\apppatch\\svchost.exe" C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\Windows Defender\lymyxid.com C:\Windows\apppatch\svchost.exe N/A
File created C:\Program Files (x86)\Windows Defender\galyqaz.com C:\Windows\apppatch\svchost.exe N/A
File created C:\Program Files (x86)\Windows Defender\pupydeq.com C:\Windows\apppatch\svchost.exe N/A
File created C:\Program Files (x86)\Windows Defender\pupycag.com C:\Windows\apppatch\svchost.exe N/A
File created C:\Program Files (x86)\Windows Defender\vonypom.com C:\Windows\apppatch\svchost.exe N/A
File created C:\Program Files (x86)\Windows Defender\qetyfuv.com C:\Windows\apppatch\svchost.exe N/A
File created C:\Program Files (x86)\Windows Defender\vocyzit.com C:\Windows\apppatch\svchost.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\apppatch\svchost.exe C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe N/A
File opened for modification C:\Windows\apppatch\svchost.exe C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\apppatch\svchost.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_CLASSES\Local Settings\MuiCache C:\Windows\apppatch\svchost.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\apppatch\svchost.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\apppatch\svchost.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\apppatch\svchost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe

"C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe"

C:\Windows\apppatch\svchost.exe

"C:\Windows\apppatch\svchost.exe"

Network

Country Destination Domain Proto
GB 88.221.135.40:80 www.bing.com tcp
US 8.8.8.8:53 gatyvyz.com udp
US 8.8.8.8:53 qegyhig.com udp
US 8.8.8.8:53 gadyfuh.com udp
US 8.8.8.8:53 lyryvex.com udp
US 8.8.8.8:53 vojyjof.com udp
US 8.8.8.8:53 qebytiq.com udp
US 8.8.8.8:53 lysyfyj.com udp
US 8.8.8.8:53 lykyjad.com udp
US 8.8.8.8:53 volyqat.com udp
US 8.8.8.8:53 qeqyxov.com udp
US 8.8.8.8:53 gatyfus.com udp
US 8.8.8.8:53 pufygug.com udp
US 8.8.8.8:53 lyxywer.com udp
US 8.8.8.8:53 gacyzuz.com udp
US 8.8.8.8:53 pumyxiv.com udp
US 8.8.8.8:53 qedynul.com udp
US 8.8.8.8:53 vowydef.com udp
US 8.8.8.8:53 galykes.com udp
US 8.8.8.8:53 puvytuq.com udp
US 8.8.8.8:53 lyryfyd.com udp
US 8.8.8.8:53 lymysan.com udp
US 8.8.8.8:53 pufymoq.com udp
US 8.8.8.8:53 qekyqop.com udp
US 8.8.8.8:53 vowycac.com udp
US 8.8.8.8:53 puvyxil.com udp
US 8.8.8.8:53 vonypom.com udp
US 8.8.8.8:53 lyxylux.com udp
US 8.8.8.8:53 pupybul.com udp
US 8.8.8.8:53 gaqydeb.com udp
US 8.8.8.8:53 puzylyp.com udp
US 8.8.8.8:53 vocyzit.com udp
US 8.8.8.8:53 qekykev.com udp
US 8.8.8.8:53 ganypih.com udp
US 8.8.8.8:53 qexylup.com udp
US 8.8.8.8:53 vopybyt.com udp
US 8.8.8.8:53 pujyjav.com udp
US 8.8.8.8:53 qeqysag.com udp
US 8.8.8.8:53 lyvytuj.com udp
US 8.8.8.8:53 gadyniw.com udp
US 8.8.8.8:53 qetyvep.com udp
US 8.8.8.8:53 volykyc.com udp
US 8.8.8.8:53 gahyhob.com udp
US 8.8.8.8:53 vocyruk.com udp
US 8.8.8.8:53 purycap.com udp
US 8.8.8.8:53 lygygin.com udp
US 8.8.8.8:53 lysynur.com udp
US 8.8.8.8:53 qexyryl.com udp
US 8.8.8.8:53 qegyqaq.com udp
US 8.8.8.8:53 vofygum.com udp
US 8.8.8.8:53 gaqycos.com udp
US 8.8.8.8:53 puzywel.com udp
US 8.8.8.8:53 lymyxid.com udp
US 8.8.8.8:53 qedyfyq.com udp
US 8.8.8.8:53 galyqaz.com udp
US 8.8.8.8:53 vonyzuf.com udp
US 8.8.8.8:53 vojyqem.com udp
US 8.8.8.8:53 pumypog.com udp
US 8.8.8.8:53 gacyryw.com udp
US 8.8.8.8:53 vofymik.com udp
US 8.8.8.8:53 qetyfuv.com udp
US 8.8.8.8:53 gahyqah.com udp
US 8.8.8.8:53 lyvyxor.com udp
US 8.8.8.8:53 purydyv.com udp
US 8.8.8.8:53 lygymoj.com udp
US 69.162.80.56:80 lysyfyj.com tcp
US 18.208.156.248:80 vonypom.com tcp
US 172.67.173.131:80 qegyhig.com tcp
US 13.248.252.114:80 puzylyp.com tcp
US 208.100.26.245:80 lyvyxor.com tcp
US 44.221.84.105:80 qetyfuv.com tcp
DE 178.162.203.226:80 gatyfus.com tcp
US 23.253.46.64:80 gahyqah.com tcp
US 172.234.222.138:80 vojyqem.com tcp
US 199.191.50.83:80 galyqaz.com tcp
US 23.253.46.64:80 gahyqah.com tcp
HK 154.212.231.82:80 gadyniw.com tcp
US 172.234.222.138:80 vojyqem.com tcp
US 69.162.80.56:80 lysyfyj.com tcp
US 172.67.173.131:443 qegyhig.com tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.200.35:80 c.pki.goog tcp
US 44.221.84.105:80 qetyfuv.com tcp
US 172.67.173.131:443 qegyhig.com tcp
US 8.8.8.8:53 lymyxid.com udp
US 3.94.10.34:80 lymyxid.com tcp
NL 85.17.31.122:80 gatyfus.com tcp
NL 85.17.31.122:80 gatyfus.com tcp
US 99.83.138.213:80 puzylyp.com tcp
US 13.248.252.114:80 puzylyp.com tcp
US 99.83.138.213:80 puzylyp.com tcp
US 8.8.8.8:53 ganyzub.com udp
US 8.8.8.8:53 lygynud.com udp
US 8.8.8.8:53 pupydeq.com udp
US 8.8.8.8:53 qexykaq.com udp
US 8.8.8.8:53 gaqypiz.com udp
US 8.8.8.8:53 vofybyf.com udp
US 8.8.8.8:53 lykymox.com udp
US 8.8.8.8:53 puzyjoq.com udp
US 8.8.8.8:53 qebylug.com udp
US 8.8.8.8:53 lymytux.com udp
US 8.8.8.8:53 qedyveg.com udp
US 8.8.8.8:53 gatydaw.com udp
US 8.8.8.8:53 galyhiw.com udp
US 8.8.8.8:53 vojymic.com udp
US 8.8.8.8:53 vonyryc.com udp
US 8.8.8.8:53 puvylyg.com udp
US 8.8.8.8:53 pupycag.com udp
US 8.8.8.8:53 lykygur.com udp
US 8.8.8.8:53 lyrysor.com udp
US 8.8.8.8:53 qebyrev.com udp
US 8.8.8.8:53 gatycoh.com udp
US 8.8.8.8:53 vojygut.com udp
US 8.8.8.8:53 qegynuv.com udp
US 8.8.8.8:53 puvywav.com udp
US 8.8.8.8:53 gacykeh.com udp
US 8.8.8.8:53 lyryxij.com udp
US 8.8.8.8:53 vowypit.com udp
US 8.8.8.8:53 qegyfyp.com udp
US 8.8.8.8:53 pufybyv.com udp
US 8.8.8.8:53 gacyqob.com udp
US 8.8.8.8:53 vowyzuk.com udp
US 8.8.8.8:53 lyxyjaj.com udp
US 8.8.8.8:53 pufydep.com udp
US 8.8.8.8:53 lyxymin.com udp
US 8.8.8.8:53 qeqytup.com udp
US 8.8.8.8:53 qeqylyl.com udp
US 8.8.8.8:53 gadyveb.com udp
US 8.8.8.8:53 gadydas.com udp
US 8.8.8.8:53 volymum.com udp
US 8.8.8.8:53 volyjok.com udp
US 8.8.8.8:53 vopydek.com udp
US 8.8.8.8:53 pumytup.com udp
US 8.8.8.8:53 pujymip.com udp
US 8.8.8.8:53 lysyvan.com udp
US 8.8.8.8:53 qekyhil.com udp
US 8.8.8.8:53 ganyrys.com udp
US 8.8.8.8:53 vopycom.com udp
US 8.8.8.8:53 lyvylyn.com udp
US 8.8.8.8:53 pujygul.com udp
US 8.8.8.8:53 qetysal.com udp
US 8.8.8.8:53 lyvywed.com udp
US 8.8.8.8:53 qetyxiq.com udp
US 8.8.8.8:53 gahynus.com udp
US 8.8.8.8:53 gahyfyz.com udp
US 8.8.8.8:53 purypol.com udp
US 8.8.8.8:53 vocyqaf.com udp
US 8.8.8.8:53 vocykem.com udp
US 8.8.8.8:53 puryxuq.com udp
US 8.8.8.8:53 lygyfex.com udp
US 8.8.8.8:53 qexyqog.com udp
US 8.8.8.8:53 gaqyzuw.com udp
US 8.8.8.8:53 vofydac.com udp
US 8.8.8.8:53 puzymig.com udp
US 8.8.8.8:53 lymylyr.com udp
US 13.248.169.48:80 pupydeq.com tcp
US 172.67.136.136:80 lysyvan.com tcp
CN 103.150.10.58:80 lyrysor.com tcp
US 172.67.136.136:443 lysyvan.com tcp
US 172.67.136.136:443 lysyvan.com tcp
US 18.208.156.248:80 pupycag.com tcp
CN 103.150.10.58:80 lyrysor.com tcp

Files

memory/2364-0-0x0000000000400000-0x0000000000495000-memory.dmp

memory/2364-1-0x00000000002F0000-0x0000000000342000-memory.dmp

memory/2364-2-0x0000000000400000-0x000000000045F000-memory.dmp

\Windows\AppPatch\svchost.exe

MD5 0c32fbf5de6ea801f2f1a7b601645df5
SHA1 0d4377f5af61c712a2eb3304ce91cc99ad30f74f
SHA256 1f3b707f3c0568f7db1a8bf7c396683923a4bf70a59009ba3c3a2abaf8766c6c
SHA512 1ac556cd2ea6ae8a9eea703ad729a25cb85b3cbec03b6ceb066a23ceac991ea2b8748e1b4de628dfc6dc87064ef6ee7b74a2c3d5d5c8aa50a20ec6ee8a65d2ef

memory/2364-20-0x0000000000400000-0x000000000045F000-memory.dmp

memory/2364-19-0x00000000002F0000-0x0000000000342000-memory.dmp

memory/2364-18-0x0000000000400000-0x0000000000495000-memory.dmp

memory/3068-21-0x0000000000400000-0x0000000000495000-memory.dmp

memory/3068-22-0x0000000000400000-0x0000000000495000-memory.dmp

memory/3068-23-0x0000000000400000-0x0000000000495000-memory.dmp

memory/3068-24-0x00000000022E0000-0x000000000238A000-memory.dmp

memory/3068-26-0x00000000022E0000-0x000000000238A000-memory.dmp

memory/3068-28-0x00000000022E0000-0x000000000238A000-memory.dmp

memory/3068-34-0x00000000022E0000-0x000000000238A000-memory.dmp

memory/3068-32-0x00000000022E0000-0x000000000238A000-memory.dmp

memory/3068-35-0x0000000000400000-0x0000000000495000-memory.dmp

memory/3068-30-0x00000000022E0000-0x000000000238A000-memory.dmp

memory/3068-36-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-38-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-41-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-47-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-48-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-83-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-86-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-85-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-82-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-80-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-79-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-78-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-77-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-76-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-75-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-74-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-73-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-72-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-71-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-70-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-69-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-68-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-67-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-66-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-65-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-63-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-61-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-60-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-59-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-57-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-56-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-55-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-54-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-53-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-52-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-51-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-50-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-49-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-84-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-81-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-46-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-45-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-64-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-44-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-62-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-43-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-58-0x0000000002490000-0x0000000002547000-memory.dmp

memory/3068-42-0x0000000002490000-0x0000000002547000-memory.dmp