Malware Analysis Report

2025-08-10 23:10

Sample ID 230423-zrkvsafh38
Target aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89
SHA256 aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89
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

aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89

Threat Level: Known bad

The file aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89 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

Windows security modification

Executes dropped EXE

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Adds Run key to start application

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-23 20:57

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-23 20:57

Reported

2023-04-23 20:59

Platform

win10v2004-20230220-en

Max time kernel

85s

Max time network

93s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89.exe"

Signatures

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it367238.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it367238.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it367238.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it367238.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it367238.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it367238.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\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it367238.exe N/A

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Adds Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce C:\Users\Admin\AppData\Local\Temp\aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89.exe N/A
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\aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89.exe N/A
Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zion4879.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\zion4879.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\it367238.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp574345.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr421493.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4540 wrote to memory of 3244 N/A C:\Users\Admin\AppData\Local\Temp\aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zion4879.exe
PID 4540 wrote to memory of 3244 N/A C:\Users\Admin\AppData\Local\Temp\aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zion4879.exe
PID 4540 wrote to memory of 3244 N/A C:\Users\Admin\AppData\Local\Temp\aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zion4879.exe
PID 3244 wrote to memory of 740 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zion4879.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it367238.exe
PID 3244 wrote to memory of 740 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zion4879.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it367238.exe
PID 3244 wrote to memory of 792 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zion4879.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp574345.exe
PID 3244 wrote to memory of 792 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zion4879.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp574345.exe
PID 3244 wrote to memory of 792 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zion4879.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp574345.exe
PID 4540 wrote to memory of 4336 N/A C:\Users\Admin\AppData\Local\Temp\aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr421493.exe
PID 4540 wrote to memory of 4336 N/A C:\Users\Admin\AppData\Local\Temp\aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr421493.exe
PID 4540 wrote to memory of 4336 N/A C:\Users\Admin\AppData\Local\Temp\aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr421493.exe

Processes

C:\Users\Admin\AppData\Local\Temp\aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89.exe

"C:\Users\Admin\AppData\Local\Temp\aec1ce42a40e5f2d5b6207b3c7053d2dbf18ccc57429e2d77ff21d2d439fff89.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zion4879.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zion4879.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it367238.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it367238.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp574345.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp574345.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 792 -ip 792

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 792 -s 1056

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr421493.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr421493.exe

Network

Country Destination Domain Proto
US 93.184.221.240:80 tcp
US 8.8.8.8:53 154.239.44.20.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 20.42.65.85:443 tcp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 204.79.197.203:80 tcp
US 8.8.8.8:53 64.13.109.52.in-addr.arpa udp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
US 93.184.220.29:80 tcp
US 93.184.221.240:80 tcp
NL 173.223.113.131:80 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zion4879.exe

MD5 6d88fb3507c67d548eb22c37e7b9ea6b
SHA1 67fb15ba29e95c7bc88368927ef64e6f8f81c26a
SHA256 5540363559ab17a99911c7d4a144af5db0c0a6be59222f8f3077cf67c4965647
SHA512 f93053933349ddb9f353ce31058a89ab2cb56fcf112086e43a5a3e9cf940c96217bb38b2a0def32572d7a1d3d3971d544b4d6eaaf2d8f950e21a850329df050d

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zion4879.exe

MD5 6d88fb3507c67d548eb22c37e7b9ea6b
SHA1 67fb15ba29e95c7bc88368927ef64e6f8f81c26a
SHA256 5540363559ab17a99911c7d4a144af5db0c0a6be59222f8f3077cf67c4965647
SHA512 f93053933349ddb9f353ce31058a89ab2cb56fcf112086e43a5a3e9cf940c96217bb38b2a0def32572d7a1d3d3971d544b4d6eaaf2d8f950e21a850329df050d

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it367238.exe

MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it367238.exe

MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

memory/740-147-0x0000000000FE0000-0x0000000000FEA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp574345.exe

MD5 1d5381a55551e29d04ab66452535daa5
SHA1 115e20ae11564d3a7e3f0a6bf344552582ee5f54
SHA256 d707ee62173fdb6b44491f07effb134974f945c66705d710cda8df759a58718f
SHA512 389cc715f52dbb362e2ea2d799aa5543b15ca6e7826b2afb477268a071618369377861932409fc29febc0c61e5b453e6dde1be60ae7c7063816348407b5f05ea

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp574345.exe

MD5 1d5381a55551e29d04ab66452535daa5
SHA1 115e20ae11564d3a7e3f0a6bf344552582ee5f54
SHA256 d707ee62173fdb6b44491f07effb134974f945c66705d710cda8df759a58718f
SHA512 389cc715f52dbb362e2ea2d799aa5543b15ca6e7826b2afb477268a071618369377861932409fc29febc0c61e5b453e6dde1be60ae7c7063816348407b5f05ea

memory/792-153-0x0000000002BD0000-0x0000000002C16000-memory.dmp

memory/792-154-0x0000000007260000-0x0000000007804000-memory.dmp

memory/792-155-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-158-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-156-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-160-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-162-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-164-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-166-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-168-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-170-0x0000000004C60000-0x0000000004C70000-memory.dmp

memory/792-172-0x0000000004C60000-0x0000000004C70000-memory.dmp

memory/792-171-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-174-0x0000000004C60000-0x0000000004C70000-memory.dmp

memory/792-177-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-175-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-179-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-181-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-185-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-183-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-187-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-189-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-191-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-193-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-195-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-197-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-199-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-201-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-203-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-205-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-207-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-209-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-211-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-213-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-215-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-217-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-219-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-221-0x0000000007810000-0x0000000007845000-memory.dmp

memory/792-950-0x0000000009D10000-0x000000000A328000-memory.dmp

memory/792-951-0x0000000004C30000-0x0000000004C42000-memory.dmp

memory/792-952-0x000000000A370000-0x000000000A47A000-memory.dmp

memory/792-953-0x000000000A480000-0x000000000A4BC000-memory.dmp

memory/792-954-0x0000000004C60000-0x0000000004C70000-memory.dmp

memory/792-955-0x000000000A760000-0x000000000A7C6000-memory.dmp

memory/792-956-0x000000000AE30000-0x000000000AEC2000-memory.dmp

memory/792-957-0x000000000AFF0000-0x000000000B066000-memory.dmp

memory/792-958-0x000000000B0C0000-0x000000000B282000-memory.dmp

memory/792-959-0x000000000B2E0000-0x000000000B80C000-memory.dmp

memory/792-960-0x000000000B8E0000-0x000000000B8FE000-memory.dmp

memory/792-961-0x0000000004B50000-0x0000000004BA0000-memory.dmp

memory/792-964-0x0000000002BD0000-0x0000000002C16000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr421493.exe

MD5 8c80b06d843bd6a7599a5be2075d9a55
SHA1 caf86cf2f908f6ac64b8d4788bc61aaaf672f9f2
SHA256 e794f573618cef6be742a0f574f179aa1087b51c4ec23bcf7faa16415028850e
SHA512 cd902bd2607ee797a60f615c550304e45ff59f2313cbb596b50fae913eae481987a8bde0a83587b153192eeb97514f281864c5fb3db4dc128453d507c5aeeded

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr421493.exe

MD5 8c80b06d843bd6a7599a5be2075d9a55
SHA1 caf86cf2f908f6ac64b8d4788bc61aaaf672f9f2
SHA256 e794f573618cef6be742a0f574f179aa1087b51c4ec23bcf7faa16415028850e
SHA512 cd902bd2607ee797a60f615c550304e45ff59f2313cbb596b50fae913eae481987a8bde0a83587b153192eeb97514f281864c5fb3db4dc128453d507c5aeeded

memory/4336-968-0x0000000000CE0000-0x0000000000D08000-memory.dmp

memory/4336-969-0x0000000007BE0000-0x0000000007BF0000-memory.dmp