Malware Analysis Report

2025-01-23 06:42

Sample ID 241106-wcjgmatnbw
Target a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39
SHA256 a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39
Tags
healer redline dozt norm 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

a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39

Threat Level: Known bad

The file a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39 was found to be: Known bad.

Malicious Activity Summary

healer redline dozt norm discovery dropper evasion infostealer persistence trojan

RedLine

RedLine payload

Modifies Windows Defender Real-time Protection settings

Redline family

Detects Healer an antivirus disabler dropper

Healer family

Healer

Windows security modification

Checks computer location settings

Executes dropped EXE

Adds Run key to start application

Launches sc.exe

Unsigned PE

Program crash

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-06 17:46

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-06 17:46

Reported

2024-11-06 17:49

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39.exe"

Signatures

Detects Healer an antivirus disabler dropper

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

Healer

dropper healer

Healer family

healer

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\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr024462.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr024462.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\jr024462.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\jr024462.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\jr024462.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\jr024462.exe N/A

RedLine

infostealer redline

RedLine payload

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

Redline family

redline

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku045847.exe N/A

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\jr024462.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_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\ziGo3449.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\a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.exe N/A

Enumerates physical storage devices

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\a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGo3449.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku045847.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Temp\1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr012172.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr024462.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr024462.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr024462.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku045847.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2084 wrote to memory of 2736 N/A C:\Users\Admin\AppData\Local\Temp\a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGo3449.exe
PID 2084 wrote to memory of 2736 N/A C:\Users\Admin\AppData\Local\Temp\a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGo3449.exe
PID 2084 wrote to memory of 2736 N/A C:\Users\Admin\AppData\Local\Temp\a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGo3449.exe
PID 2736 wrote to memory of 3096 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGo3449.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr024462.exe
PID 2736 wrote to memory of 3096 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGo3449.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr024462.exe
PID 2736 wrote to memory of 3752 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGo3449.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku045847.exe
PID 2736 wrote to memory of 3752 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGo3449.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku045847.exe
PID 2736 wrote to memory of 3752 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGo3449.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku045847.exe
PID 3752 wrote to memory of 3188 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku045847.exe C:\Windows\Temp\1.exe
PID 3752 wrote to memory of 3188 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku045847.exe C:\Windows\Temp\1.exe
PID 3752 wrote to memory of 3188 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku045847.exe C:\Windows\Temp\1.exe
PID 2084 wrote to memory of 1824 N/A C:\Users\Admin\AppData\Local\Temp\a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr012172.exe
PID 2084 wrote to memory of 1824 N/A C:\Users\Admin\AppData\Local\Temp\a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr012172.exe
PID 2084 wrote to memory of 1824 N/A C:\Users\Admin\AppData\Local\Temp\a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr012172.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39.exe

"C:\Users\Admin\AppData\Local\Temp\a81b5366b9bc98bdbdee37079f1411a34b758bef43799e87cafd07ca52fc6c39.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGo3449.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGo3449.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr024462.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr024462.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku045847.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku045847.exe

C:\Windows\Temp\1.exe

"C:\Windows\Temp\1.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3752 -ip 3752

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3752 -s 1372

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr012172.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr012172.exe

C:\Windows\system32\sc.exe

C:\Windows\system32\sc.exe start wuauserv

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 134.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGo3449.exe

MD5 0dd45f8fa9ddd23d6b5168d597e50584
SHA1 3aa8981c283492c34ed6b07662e00c834bdcab5d
SHA256 e2e42c9b6bff6bb53c73aa1c74e55b28e5132e8dad6d87f352b5a3cb338a0c50
SHA512 dba3437d738dd97ef6badef195b47616b1b8475aea586c8e98e1b75a9b1e5f402fd4ff9dfdfd8c527042b62cf9fee5c1245d87e40e58b0174511e410f856c3f0

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr024462.exe

MD5 cf4b26af5eb7a11e088ae34eefe2b1bd
SHA1 983b6408e934e8614002da77f09e69acf00f327f
SHA256 a1a54226a878f8d2dfbd9a00c15eab20215feeb75369bd592412d4dff19502fb
SHA512 35a1c3a536678d5d770de9f5787db621ba94c252f6fcf04bc9414730ac80f6ed8aca2a1abba807979c45c76d91a8fa5c45eb187424cf90cbeedce053e85845ee

memory/3096-14-0x00007FFCC55E3000-0x00007FFCC55E5000-memory.dmp

memory/3096-15-0x0000000000430000-0x000000000043A000-memory.dmp

memory/3096-16-0x00007FFCC55E3000-0x00007FFCC55E5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku045847.exe

MD5 e4e9ed0ee18f4158f979774a94c8425a
SHA1 fa2acc32b01bf4dc9ea787fa425d7750e88148ed
SHA256 e0b58fdc400c532f1532161de1a51da1ccf77e0e5ed786aef1c1478275d39149
SHA512 4f648ab1fdaf43f11dec9c68c29cc01ab8eaa34edee837d8f0e956d92ac62dae8a2ca464cd1a7fafebc1e25cb590919741e6b1e976a3d3b3b794816ce863277b

memory/3752-22-0x00000000023C0000-0x0000000002426000-memory.dmp

memory/3752-23-0x0000000004CE0000-0x0000000005284000-memory.dmp

memory/3752-24-0x0000000002690000-0x00000000026F6000-memory.dmp

memory/3752-25-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-28-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-88-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-86-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-84-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-82-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-78-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-76-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-74-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-72-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-70-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-68-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-66-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-64-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-62-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-60-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-58-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-54-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-52-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-50-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-48-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-46-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-44-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-42-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-40-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-36-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-34-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-32-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-30-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-26-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-80-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-56-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-38-0x0000000002690000-0x00000000026EF000-memory.dmp

memory/3752-2105-0x0000000005400000-0x0000000005432000-memory.dmp

C:\Windows\Temp\1.exe

MD5 1073b2e7f778788852d3f7bb79929882
SHA1 7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4
SHA256 c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb
SHA512 90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

memory/3188-2118-0x0000000000390000-0x00000000003C0000-memory.dmp

memory/3188-2119-0x00000000024B0000-0x00000000024B6000-memory.dmp

memory/3188-2120-0x00000000052F0000-0x0000000005908000-memory.dmp

memory/3188-2121-0x0000000004DE0000-0x0000000004EEA000-memory.dmp

memory/3188-2122-0x0000000004D00000-0x0000000004D12000-memory.dmp

memory/3188-2123-0x0000000004D60000-0x0000000004D9C000-memory.dmp

memory/3188-2124-0x0000000004EF0000-0x0000000004F3C000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr012172.exe

MD5 a9496b6a8f684f5b939fba5ac99a8b3d
SHA1 f80f41e0800622f541363910f8b8905e9504e3ab
SHA256 b61bbb73424a942fa70485f673c9109a8071da7de8f8e5d5745b7affc4547837
SHA512 96f420936b437edeeea1c74fe823a6fe7eb5e82c60ced470e560c528100538adbd200f262d5f40c0241314a24e5312158386b1ba1d1961a3debdb8e6e36db445

memory/1824-2129-0x0000000000F50000-0x0000000000F80000-memory.dmp

memory/1824-2130-0x0000000001840000-0x0000000001846000-memory.dmp