Malware Analysis Report

2025-08-05 17:19

Sample ID 230423-3tey4aab7v
Target a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097
SHA256 a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097
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

a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097

Threat Level: Known bad

The file a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097 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 behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-23 23:48

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-23 23:48

Reported

2023-04-23 23:50

Platform

win10v2004-20230220-en

Max time kernel

61s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097.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\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it246830.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it246830.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\it246830.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\it246830.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\it246830.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it246830.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\it246830.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\a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097.exe N/A
Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIk2912.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\ziIk2912.exe N/A
Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce C:\Users\Admin\AppData\Local\Temp\a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097.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\it246830.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp042659.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr484900.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4300 wrote to memory of 4136 N/A C:\Users\Admin\AppData\Local\Temp\a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIk2912.exe
PID 4300 wrote to memory of 4136 N/A C:\Users\Admin\AppData\Local\Temp\a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIk2912.exe
PID 4300 wrote to memory of 4136 N/A C:\Users\Admin\AppData\Local\Temp\a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIk2912.exe
PID 4136 wrote to memory of 4736 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIk2912.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it246830.exe
PID 4136 wrote to memory of 4736 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIk2912.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it246830.exe
PID 4136 wrote to memory of 4632 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIk2912.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp042659.exe
PID 4136 wrote to memory of 4632 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIk2912.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp042659.exe
PID 4136 wrote to memory of 4632 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIk2912.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp042659.exe
PID 4300 wrote to memory of 4276 N/A C:\Users\Admin\AppData\Local\Temp\a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr484900.exe
PID 4300 wrote to memory of 4276 N/A C:\Users\Admin\AppData\Local\Temp\a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr484900.exe
PID 4300 wrote to memory of 4276 N/A C:\Users\Admin\AppData\Local\Temp\a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr484900.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097.exe

"C:\Users\Admin\AppData\Local\Temp\a9ccf55524ff8403a006ab4e5f0b4e3eb2334e28cd12e579bfa433c69d1be097.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIk2912.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIk2912.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it246830.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it246830.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp042659.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp042659.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4632 -ip 4632

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4632 -s 1828

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr484900.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr484900.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 38.146.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.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
FR 40.79.141.154:443 tcp
US 13.107.4.50:80 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 62.13.109.52.in-addr.arpa udp
US 209.197.3.8:80 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIk2912.exe

MD5 58475b69c69d1b9bb9d091de311605c4
SHA1 07a6b6018f7429e13130b9020c952368bb18dfe3
SHA256 45492004f1c15f5952529d2b0353503772446e6232d20da91d8b7c54f671d7ca
SHA512 1836e91170fb3cdbe693fba55969513415cfc987cb9875d554194014d61aea6fdcfe8b265ea30cf6ee884491d6f31e33a515e8de246f526bf4ee4e67c5e50876

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIk2912.exe

MD5 58475b69c69d1b9bb9d091de311605c4
SHA1 07a6b6018f7429e13130b9020c952368bb18dfe3
SHA256 45492004f1c15f5952529d2b0353503772446e6232d20da91d8b7c54f671d7ca
SHA512 1836e91170fb3cdbe693fba55969513415cfc987cb9875d554194014d61aea6fdcfe8b265ea30cf6ee884491d6f31e33a515e8de246f526bf4ee4e67c5e50876

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it246830.exe

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

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it246830.exe

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

memory/4736-147-0x00000000007D0000-0x00000000007DA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp042659.exe

MD5 7fee7913d19ca16799cc9712bff39f21
SHA1 a972d7ebfc41efd33bfbe2ccb8c71fcfe7a2d125
SHA256 f63afc2734822a357b3f29c58ffe137e1148dfd5089698ede15a318ddb1343e1
SHA512 dd2b74792d777cb13f792c8146f1e092b8a9f03e6fa64fabf43ad0145edf83608bdf0203821a6b3cfc1f9639a28434a39cc8030b5a90c9f7ffc36d570e3e8376

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp042659.exe

MD5 7fee7913d19ca16799cc9712bff39f21
SHA1 a972d7ebfc41efd33bfbe2ccb8c71fcfe7a2d125
SHA256 f63afc2734822a357b3f29c58ffe137e1148dfd5089698ede15a318ddb1343e1
SHA512 dd2b74792d777cb13f792c8146f1e092b8a9f03e6fa64fabf43ad0145edf83608bdf0203821a6b3cfc1f9639a28434a39cc8030b5a90c9f7ffc36d570e3e8376

memory/4632-153-0x0000000002CE0000-0x0000000002D26000-memory.dmp

memory/4632-154-0x00000000071B0000-0x0000000007754000-memory.dmp

memory/4632-155-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-156-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-158-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-160-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-162-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-164-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-166-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-168-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-170-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-172-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-174-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-175-0x00000000071A0000-0x00000000071B0000-memory.dmp

memory/4632-177-0x00000000071A0000-0x00000000071B0000-memory.dmp

memory/4632-178-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-179-0x00000000071A0000-0x00000000071B0000-memory.dmp

memory/4632-181-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-183-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-185-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-187-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-189-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-191-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-193-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-195-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-197-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-199-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-201-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-203-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-205-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-207-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-209-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-211-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-213-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-215-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-217-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-219-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-221-0x0000000007760000-0x0000000007795000-memory.dmp

memory/4632-950-0x0000000009C60000-0x000000000A278000-memory.dmp

memory/4632-951-0x000000000A320000-0x000000000A332000-memory.dmp

memory/4632-952-0x000000000A340000-0x000000000A44A000-memory.dmp

memory/4632-953-0x00000000071A0000-0x00000000071B0000-memory.dmp

memory/4632-954-0x000000000A4A0000-0x000000000A4DC000-memory.dmp

memory/4632-955-0x000000000A760000-0x000000000A7C6000-memory.dmp

memory/4632-956-0x000000000AE20000-0x000000000AEB2000-memory.dmp

memory/4632-957-0x000000000AFF0000-0x000000000B066000-memory.dmp

memory/4632-958-0x000000000B090000-0x000000000B0AE000-memory.dmp

memory/4632-959-0x000000000B1B0000-0x000000000B372000-memory.dmp

memory/4632-960-0x000000000B380000-0x000000000B8AC000-memory.dmp

memory/4632-961-0x0000000004870000-0x00000000048C0000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr484900.exe

MD5 ace73b2b1f835de11594ea9a243a9f5c
SHA1 2f929d1f69784fbe499a95b064679a16947bdd84
SHA256 7310c28dc6a24530885da07d08c851b4a6c5aa987d2a44ce53cb73e72235fa49
SHA512 024e1ce3ab37e27c8647d02f79c434e103a84265c97b4773aed1a0b1fd3e8228eab560fc9b6f53b0132575ea855d1da0cd0b6b6e5cd2965f841cf8551c7d138e

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr484900.exe

MD5 ace73b2b1f835de11594ea9a243a9f5c
SHA1 2f929d1f69784fbe499a95b064679a16947bdd84
SHA256 7310c28dc6a24530885da07d08c851b4a6c5aa987d2a44ce53cb73e72235fa49
SHA512 024e1ce3ab37e27c8647d02f79c434e103a84265c97b4773aed1a0b1fd3e8228eab560fc9b6f53b0132575ea855d1da0cd0b6b6e5cd2965f841cf8551c7d138e

memory/4276-968-0x00000000005D0000-0x00000000005F8000-memory.dmp

memory/4276-969-0x0000000007690000-0x00000000076A0000-memory.dmp