Malware Analysis Report

2025-08-05 17:20

Sample ID 230423-3qavzagf25
Target 8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13
SHA256 8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13
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

8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13

Threat Level: Known bad

The file 8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13 was found to be: Known bad.

Malicious Activity Summary

discovery evasion persistence spyware stealer trojan

Modifies Windows Defender Real-time Protection settings

Reads user/profile data of web browsers

Executes dropped EXE

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 behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-23 23:42

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-23 23:42

Reported

2023-04-23 23:45

Platform

win10v2004-20230220-en

Max time kernel

99s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.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\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.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\pr989912.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\pr989912.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\pr989912.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe N/A

Reads user/profile data of web browsers

spyware stealer

Windows security modification

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.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\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.exe N/A
Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.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\un041039.exe N/A
Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce C:\Users\Admin\AppData\Local\Temp\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.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\pr989912.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4628 wrote to memory of 4368 N/A C:\Users\Admin\AppData\Local\Temp\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe
PID 4628 wrote to memory of 4368 N/A C:\Users\Admin\AppData\Local\Temp\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe
PID 4628 wrote to memory of 4368 N/A C:\Users\Admin\AppData\Local\Temp\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe
PID 4368 wrote to memory of 3116 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe
PID 4368 wrote to memory of 3116 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe
PID 4368 wrote to memory of 3116 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe
PID 4368 wrote to memory of 4188 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe
PID 4368 wrote to memory of 4188 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe
PID 4368 wrote to memory of 4188 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe
PID 4628 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe
PID 4628 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe
PID 4628 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.exe

"C:\Users\Admin\AppData\Local\Temp\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3116 -ip 3116

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3116 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4188 -ip 4188

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4188 -s 1932

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
N/A 185.161.248.142:38452 tcp
US 8.8.8.8:53 142.248.161.185.in-addr.arpa udp
N/A 185.161.248.142:38452 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 20.189.173.15:443 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 131.253.33.203:80 tcp
US 13.107.4.50:80 tcp
US 93.184.220.29:80 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe

MD5 f07eeca9627268a67c74be8440b0fa5f
SHA1 f81e51f016d7d79fbe70fbb5174a85028e9dd6a6
SHA256 bb0bfa1c06172e145f97a7249b0a4679b56f395ebd536e062951fa8d50d59029
SHA512 4be2cb6925d1ec217a15c11376079d993a02da9a8849b7760856b40f26fb4af56a16b7939a0ebb75849a848e026733d4699b0e255b24f45f5bbe61b48816035a

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe

MD5 f07eeca9627268a67c74be8440b0fa5f
SHA1 f81e51f016d7d79fbe70fbb5174a85028e9dd6a6
SHA256 bb0bfa1c06172e145f97a7249b0a4679b56f395ebd536e062951fa8d50d59029
SHA512 4be2cb6925d1ec217a15c11376079d993a02da9a8849b7760856b40f26fb4af56a16b7939a0ebb75849a848e026733d4699b0e255b24f45f5bbe61b48816035a

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe

MD5 c8fe5c7d1269ad2be6d6fa56637e8ed4
SHA1 77be7457e2889634d7508ba8f874afd7cdba19d9
SHA256 d5b11da6e0dc9d247582437ff9d4415862b4279136316e19ac02b6ef2d7f426d
SHA512 424163c9ce373846c56b5af39bff75b4562f7dc3ed0c44d5879e4a94f6ad67caa644abe0b5add460603b53aed10720db9b04b2503830303678c0c3191c196c48

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe

MD5 c8fe5c7d1269ad2be6d6fa56637e8ed4
SHA1 77be7457e2889634d7508ba8f874afd7cdba19d9
SHA256 d5b11da6e0dc9d247582437ff9d4415862b4279136316e19ac02b6ef2d7f426d
SHA512 424163c9ce373846c56b5af39bff75b4562f7dc3ed0c44d5879e4a94f6ad67caa644abe0b5add460603b53aed10720db9b04b2503830303678c0c3191c196c48

memory/3116-148-0x0000000002BB0000-0x0000000002BDD000-memory.dmp

memory/3116-149-0x0000000007340000-0x00000000078E4000-memory.dmp

memory/3116-150-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-151-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-153-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-155-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-157-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-159-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-161-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-163-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-165-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-167-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-169-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-171-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-173-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-175-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-177-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3116-178-0x0000000004B40000-0x0000000004B50000-memory.dmp

memory/3116-179-0x0000000004B40000-0x0000000004B50000-memory.dmp

memory/3116-180-0x0000000004B40000-0x0000000004B50000-memory.dmp

memory/3116-181-0x0000000000400000-0x0000000002BAF000-memory.dmp

memory/3116-183-0x0000000004B40000-0x0000000004B50000-memory.dmp

memory/3116-184-0x0000000004B40000-0x0000000004B50000-memory.dmp

memory/3116-185-0x0000000004B40000-0x0000000004B50000-memory.dmp

memory/3116-186-0x0000000000400000-0x0000000002BAF000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe

MD5 3c419bac69dd7fb41d35ac5d91c84dfb
SHA1 2e31f27249232edaf7de3fc44b10aa42590f3368
SHA256 9dd49e434cc1e5029dcf22372f5529c6d6da8cd2b583c05cbda4999933cd8cac
SHA512 01f2276de35218f29f913a243fc7f305b16e14b3a65f203b02fa1480f96dac4ec8b264701ff22397a044669986197142d830bc0160f5adadc4441bdee0c13eb0

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe

MD5 3c419bac69dd7fb41d35ac5d91c84dfb
SHA1 2e31f27249232edaf7de3fc44b10aa42590f3368
SHA256 9dd49e434cc1e5029dcf22372f5529c6d6da8cd2b583c05cbda4999933cd8cac
SHA512 01f2276de35218f29f913a243fc7f305b16e14b3a65f203b02fa1480f96dac4ec8b264701ff22397a044669986197142d830bc0160f5adadc4441bdee0c13eb0

memory/4188-191-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-192-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-194-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-196-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-198-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-200-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-202-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-204-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-206-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-208-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-210-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-212-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-214-0x0000000002CA0000-0x0000000002CE6000-memory.dmp

memory/4188-216-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-217-0x0000000007480000-0x0000000007490000-memory.dmp

memory/4188-215-0x0000000007480000-0x0000000007490000-memory.dmp

memory/4188-220-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-222-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-219-0x0000000007480000-0x0000000007490000-memory.dmp

memory/4188-224-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-226-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-228-0x0000000004D40000-0x0000000004D75000-memory.dmp

memory/4188-987-0x0000000009DC0000-0x000000000A3D8000-memory.dmp

memory/4188-988-0x0000000004F70000-0x0000000004F82000-memory.dmp

memory/4188-989-0x000000000A3E0000-0x000000000A4EA000-memory.dmp

memory/4188-990-0x0000000007480000-0x0000000007490000-memory.dmp

memory/4188-991-0x00000000073F0000-0x000000000742C000-memory.dmp

memory/4188-992-0x000000000A760000-0x000000000A7C6000-memory.dmp

memory/4188-993-0x000000000AE30000-0x000000000AEC2000-memory.dmp

memory/4188-994-0x000000000AFE0000-0x000000000B030000-memory.dmp

memory/4188-995-0x000000000B040000-0x000000000B0B6000-memory.dmp

memory/4188-996-0x000000000B120000-0x000000000B2E2000-memory.dmp

memory/4188-997-0x000000000B300000-0x000000000B82C000-memory.dmp

memory/4188-998-0x000000000BA70000-0x000000000BA8E000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe

MD5 ace73b2b1f835de11594ea9a243a9f5c
SHA1 2f929d1f69784fbe499a95b064679a16947bdd84
SHA256 7310c28dc6a24530885da07d08c851b4a6c5aa987d2a44ce53cb73e72235fa49
SHA512 024e1ce3ab37e27c8647d02f79c434e103a84265c97b4773aed1a0b1fd3e8228eab560fc9b6f53b0132575ea855d1da0cd0b6b6e5cd2965f841cf8551c7d138e

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe

MD5 ace73b2b1f835de11594ea9a243a9f5c
SHA1 2f929d1f69784fbe499a95b064679a16947bdd84
SHA256 7310c28dc6a24530885da07d08c851b4a6c5aa987d2a44ce53cb73e72235fa49
SHA512 024e1ce3ab37e27c8647d02f79c434e103a84265c97b4773aed1a0b1fd3e8228eab560fc9b6f53b0132575ea855d1da0cd0b6b6e5cd2965f841cf8551c7d138e

memory/484-1004-0x0000000000030000-0x0000000000058000-memory.dmp

memory/484-1005-0x0000000006E50000-0x0000000006E60000-memory.dmp