Malware Analysis Report

2025-08-10 23:10

Sample ID 230423-zvr39sfh56
Target 586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44
SHA256 586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44
Tags
discovery evasion persistence spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44

Threat Level: Known bad

The file 586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44 was found to be: Known bad.

Malicious Activity Summary

discovery evasion persistence spyware stealer trojan

Modifies Windows Defender Real-time Protection settings

Executes dropped EXE

Reads user/profile data of web browsers

Windows security modification

Accesses cryptocurrency files/wallets, possible credential harvesting

Adds Run key to start application

Checks installed software on the system

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-23 21:02

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-23 21:02

Reported

2023-04-23 21:05

Platform

win10v2004-20230221-en

Max time kernel

109s

Max time network

111s

Command Line

"C:\Users\Admin\AppData\Local\Temp\586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44.exe"

Signatures

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe N/A

Reads user/profile data of web browsers

spyware stealer

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe N/A

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44.exe N/A
Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe N/A
Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce C:\Users\Admin\AppData\Local\Temp\586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44.exe N/A

Checks installed software on the system

discovery

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu678384.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si045489.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 748 wrote to memory of 4220 N/A C:\Users\Admin\AppData\Local\Temp\586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe
PID 748 wrote to memory of 4220 N/A C:\Users\Admin\AppData\Local\Temp\586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe
PID 748 wrote to memory of 4220 N/A C:\Users\Admin\AppData\Local\Temp\586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe
PID 4220 wrote to memory of 1052 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe
PID 4220 wrote to memory of 1052 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe
PID 4220 wrote to memory of 1052 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe
PID 4220 wrote to memory of 4056 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu678384.exe
PID 4220 wrote to memory of 4056 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu678384.exe
PID 4220 wrote to memory of 4056 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu678384.exe
PID 748 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si045489.exe
PID 748 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si045489.exe
PID 748 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si045489.exe

Processes

C:\Users\Admin\AppData\Local\Temp\586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44.exe

"C:\Users\Admin\AppData\Local\Temp\586b0571e45e8185aaaf863f39b1ee86572b79f47f1d307f7d1dbd5b7a2fbc44.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1052 -ip 1052

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1052 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu678384.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu678384.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4056 -ip 4056

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4056 -s 1972

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si045489.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si045489.exe

Network

Country Destination Domain Proto
US 192.229.221.95:80 tcp
US 8.8.8.8:53 176.122.125.40.in-addr.arpa udp
JP 40.74.98.193:443 tcp
US 93.184.221.240:80 tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
N/A 185.161.248.142:38452 tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 142.248.161.185.in-addr.arpa udp
US 93.184.221.240:80 tcp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 126.130.255.8.in-addr.arpa udp
N/A 185.161.248.142:38452 tcp
US 20.189.173.4:443 tcp
US 8.8.8.8:53 203.151.224.20.in-addr.arpa udp
US 93.184.221.240:80 tcp
NL 173.223.113.164:443 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe

MD5 0bbc8b89c7da5c926ababa2f6d209b01
SHA1 45bd38161314e27f41e4764d07e1601bed1b74fd
SHA256 6438deab3370701730751e02056ad4eed0c14f483331fa9d0d26aa745a27ed38
SHA512 a75a4361caea36b4e418226a1d797f51644601e328c61e2658b4600da79efb549ddaabb05ab347cdf882daf4b7063236b6a62b3b60941b790265c0953ef0e9c8

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un474860.exe

MD5 0bbc8b89c7da5c926ababa2f6d209b01
SHA1 45bd38161314e27f41e4764d07e1601bed1b74fd
SHA256 6438deab3370701730751e02056ad4eed0c14f483331fa9d0d26aa745a27ed38
SHA512 a75a4361caea36b4e418226a1d797f51644601e328c61e2658b4600da79efb549ddaabb05ab347cdf882daf4b7063236b6a62b3b60941b790265c0953ef0e9c8

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe

MD5 e11999c3b5b3ba0f22280d179c3ae059
SHA1 b80d72cf18f2bb9b48658fd3875629a3e041b7ad
SHA256 37870d569ff273f77358f19c7aa1dd82bf2ba2554856d62796b0633b689dbaf4
SHA512 b5ac35fe0810fb07520e7cacd243f27e393cf8effbfb145119c3bdb20916c28dc85a4c51b2a7e22ee590e341edf7fffceada95330ea1648b634de60c9300a23b

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr152996.exe

MD5 e11999c3b5b3ba0f22280d179c3ae059
SHA1 b80d72cf18f2bb9b48658fd3875629a3e041b7ad
SHA256 37870d569ff273f77358f19c7aa1dd82bf2ba2554856d62796b0633b689dbaf4
SHA512 b5ac35fe0810fb07520e7cacd243f27e393cf8effbfb145119c3bdb20916c28dc85a4c51b2a7e22ee590e341edf7fffceada95330ea1648b634de60c9300a23b

memory/1052-148-0x0000000002C80000-0x0000000002CAD000-memory.dmp

memory/1052-149-0x00000000072A0000-0x0000000007844000-memory.dmp

memory/1052-150-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-151-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-153-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-155-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-157-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-159-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-161-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-163-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-165-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-167-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-169-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-171-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-173-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-175-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-177-0x0000000004CD0000-0x0000000004CE2000-memory.dmp

memory/1052-178-0x0000000007290000-0x00000000072A0000-memory.dmp

memory/1052-179-0x0000000007290000-0x00000000072A0000-memory.dmp

memory/1052-180-0x0000000007290000-0x00000000072A0000-memory.dmp

memory/1052-181-0x0000000000400000-0x0000000002BAF000-memory.dmp

memory/1052-183-0x0000000007290000-0x00000000072A0000-memory.dmp

memory/1052-184-0x0000000007290000-0x00000000072A0000-memory.dmp

memory/1052-185-0x0000000007290000-0x00000000072A0000-memory.dmp

memory/1052-186-0x0000000000400000-0x0000000002BAF000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu678384.exe

MD5 f9b47fcdf9606b4ff02f8b1d81e58d35
SHA1 9597db34072ddd3cf27853e9fd65895b20c4ccb3
SHA256 fd35b6f11a36576841265e7da9053f1de160fd89f11cbe82a44451aa9df6d1a1
SHA512 c235cf00c2d7237b28aa84830bb1906a311bbdc1fc2ce9f2b99f4910d2e70b9e5aaec66dbf479a30fd937370f77c55819aed1db6a8a7c6a1b351a699cedfc463

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu678384.exe

MD5 f9b47fcdf9606b4ff02f8b1d81e58d35
SHA1 9597db34072ddd3cf27853e9fd65895b20c4ccb3
SHA256 fd35b6f11a36576841265e7da9053f1de160fd89f11cbe82a44451aa9df6d1a1
SHA512 c235cf00c2d7237b28aa84830bb1906a311bbdc1fc2ce9f2b99f4910d2e70b9e5aaec66dbf479a30fd937370f77c55819aed1db6a8a7c6a1b351a699cedfc463

memory/4056-191-0x0000000002CA0000-0x0000000002CE6000-memory.dmp

memory/4056-193-0x0000000007470000-0x0000000007480000-memory.dmp

memory/4056-192-0x0000000007470000-0x0000000007480000-memory.dmp

memory/4056-194-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-197-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-195-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-199-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-201-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-203-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-205-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-207-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-209-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-211-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-213-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-215-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-217-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-219-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-221-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-223-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-225-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-227-0x0000000004C10000-0x0000000004C45000-memory.dmp

memory/4056-231-0x0000000007470000-0x0000000007480000-memory.dmp

memory/4056-987-0x0000000009DB0000-0x000000000A3C8000-memory.dmp

memory/4056-988-0x00000000073D0000-0x00000000073E2000-memory.dmp

memory/4056-989-0x000000000A3D0000-0x000000000A4DA000-memory.dmp

memory/4056-990-0x0000000007470000-0x0000000007480000-memory.dmp

memory/4056-991-0x00000000073F0000-0x000000000742C000-memory.dmp

memory/4056-992-0x000000000A760000-0x000000000A7C6000-memory.dmp

memory/4056-993-0x000000000AE30000-0x000000000AEC2000-memory.dmp

memory/4056-994-0x000000000AEE0000-0x000000000AF30000-memory.dmp

memory/4056-995-0x000000000AF40000-0x000000000AFB6000-memory.dmp

memory/4056-996-0x000000000B120000-0x000000000B2E2000-memory.dmp

memory/4056-997-0x000000000B300000-0x000000000B82C000-memory.dmp

memory/4056-999-0x000000000BA70000-0x000000000BA8E000-memory.dmp

memory/4056-1000-0x0000000007470000-0x0000000007480000-memory.dmp

memory/4056-1001-0x0000000007470000-0x0000000007480000-memory.dmp

memory/4056-1003-0x0000000007470000-0x0000000007480000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si045489.exe

MD5 8c80b06d843bd6a7599a5be2075d9a55
SHA1 caf86cf2f908f6ac64b8d4788bc61aaaf672f9f2
SHA256 e794f573618cef6be742a0f574f179aa1087b51c4ec23bcf7faa16415028850e
SHA512 cd902bd2607ee797a60f615c550304e45ff59f2313cbb596b50fae913eae481987a8bde0a83587b153192eeb97514f281864c5fb3db4dc128453d507c5aeeded

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si045489.exe

MD5 8c80b06d843bd6a7599a5be2075d9a55
SHA1 caf86cf2f908f6ac64b8d4788bc61aaaf672f9f2
SHA256 e794f573618cef6be742a0f574f179aa1087b51c4ec23bcf7faa16415028850e
SHA512 cd902bd2607ee797a60f615c550304e45ff59f2313cbb596b50fae913eae481987a8bde0a83587b153192eeb97514f281864c5fb3db4dc128453d507c5aeeded

memory/2012-1008-0x0000000000430000-0x0000000000458000-memory.dmp

memory/2012-1009-0x00000000074C0000-0x00000000074D0000-memory.dmp