Malware Analysis Report

2024-12-07 03:39

Sample ID 241111-ahgz4ayajj
Target 9a003bb8413be27626963e886326cbea7a4fd7ef693648c59a881e6b277ac119
SHA256 9a003bb8413be27626963e886326cbea7a4fd7ef693648c59a881e6b277ac119
Tags
healer redline fusa discovery dropper evasion infostealer persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9a003bb8413be27626963e886326cbea7a4fd7ef693648c59a881e6b277ac119

Threat Level: Known bad

The file 9a003bb8413be27626963e886326cbea7a4fd7ef693648c59a881e6b277ac119 was found to be: Known bad.

Malicious Activity Summary

healer redline fusa discovery dropper evasion infostealer persistence trojan

Healer family

RedLine

Redline family

Modifies Windows Defender Real-time Protection settings

Healer

Detects Healer an antivirus disabler dropper

RedLine payload

Windows security modification

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 00:12

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 00:12

Reported

2024-11-11 00:15

Platform

win10v2004-20241007-en

Max time kernel

145s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9a003bb8413be27626963e886326cbea7a4fd7ef693648c59a881e6b277ac119.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
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Healer

dropper healer

Healer family

healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf74SI.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\bBf74SI.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\bBf74SI.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\bBf74SI.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\bBf74SI.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\bBf74SI.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
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Redline family

redline

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\bBf74SI.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf74SI.exe N/A

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\9a003bb8413be27626963e886326cbea7a4fd7ef693648c59a881e6b277ac119.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\niU17lL.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\IXP001.TMP\bBf74SI.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dkI93iR.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\9a003bb8413be27626963e886326cbea7a4fd7ef693648c59a881e6b277ac119.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niU17lL.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf74SI.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf74SI.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf74SI.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1480 wrote to memory of 5016 N/A C:\Users\Admin\AppData\Local\Temp\9a003bb8413be27626963e886326cbea7a4fd7ef693648c59a881e6b277ac119.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niU17lL.exe
PID 1480 wrote to memory of 5016 N/A C:\Users\Admin\AppData\Local\Temp\9a003bb8413be27626963e886326cbea7a4fd7ef693648c59a881e6b277ac119.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niU17lL.exe
PID 1480 wrote to memory of 5016 N/A C:\Users\Admin\AppData\Local\Temp\9a003bb8413be27626963e886326cbea7a4fd7ef693648c59a881e6b277ac119.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niU17lL.exe
PID 5016 wrote to memory of 1160 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niU17lL.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf74SI.exe
PID 5016 wrote to memory of 1160 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niU17lL.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf74SI.exe
PID 5016 wrote to memory of 1160 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niU17lL.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf74SI.exe
PID 5016 wrote to memory of 3832 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niU17lL.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dkI93iR.exe
PID 5016 wrote to memory of 3832 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niU17lL.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dkI93iR.exe
PID 5016 wrote to memory of 3832 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niU17lL.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dkI93iR.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9a003bb8413be27626963e886326cbea7a4fd7ef693648c59a881e6b277ac119.exe

"C:\Users\Admin\AppData\Local\Temp\9a003bb8413be27626963e886326cbea7a4fd7ef693648c59a881e6b277ac119.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niU17lL.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niU17lL.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf74SI.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf74SI.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1160 -ip 1160

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1160 -s 1084

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dkI93iR.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dkI93iR.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 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niU17lL.exe

MD5 83679410574c7ae0bea6b8649e51328c
SHA1 ab3199f7b73585287c30d44ccdf2ba931f9da2b9
SHA256 0b8d1c563b76d61ad0a975153aa2fcd58df6db8a31f6ec93a10a300ed20215f2
SHA512 d4d9340228b481178b15dba1dc11b10769130bc1d1316a3d1f696836194f921308d0772f22336a178b8c0526be5ffbe8e12ee35d0114d22566960198e94c1104

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf74SI.exe

MD5 10ebdbd3b97101647f579e816a624c0b
SHA1 504e3a11a4ae58dbf156627cee7f49e89502d489
SHA256 0eae82f040db8b8af792d3e005b0486093320f12601be24065e7e5569e1f8c2c
SHA512 75d837bf685f529671c3be97702956de890d2a3c9f61f81c51a569363c6bedcbe367e5381f9636c78d5e96b286b77bcc8927fad4490517c80b30652ec67ec392

memory/1160-15-0x00000000008A0000-0x00000000009A0000-memory.dmp

memory/1160-16-0x0000000000640000-0x000000000066D000-memory.dmp

memory/1160-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1160-18-0x0000000000400000-0x000000000056C000-memory.dmp

memory/1160-19-0x0000000000880000-0x000000000089A000-memory.dmp

memory/1160-20-0x0000000004BA0000-0x0000000005144000-memory.dmp

memory/1160-21-0x0000000002670000-0x0000000002688000-memory.dmp

memory/1160-22-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-43-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-49-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-47-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-45-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-41-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-39-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-37-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-35-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-33-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-31-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-29-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-27-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-25-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-23-0x0000000002670000-0x0000000002682000-memory.dmp

memory/1160-50-0x00000000008A0000-0x00000000009A0000-memory.dmp

memory/1160-51-0x0000000000640000-0x000000000066D000-memory.dmp

memory/1160-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1160-55-0x0000000000400000-0x000000000056C000-memory.dmp

memory/1160-56-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dkI93iR.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/3832-60-0x0000000000D70000-0x0000000000DA2000-memory.dmp

memory/3832-61-0x0000000005B90000-0x00000000061A8000-memory.dmp

memory/3832-62-0x0000000005710000-0x000000000581A000-memory.dmp

memory/3832-63-0x0000000005660000-0x0000000005672000-memory.dmp

memory/3832-64-0x00000000056C0000-0x00000000056FC000-memory.dmp

memory/3832-65-0x0000000005820000-0x000000000586C000-memory.dmp