healer | e4147be4b861a2404c7c11f0fe3383898e99d499344c8562de77ec8cd1cd8ef2

Windows Service

Disable or Modify Tools

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1"	iMo52lk84.exe

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

defense_evasion trojan

Modify Registry

Windows Service

Disable or Modify Tools

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	iMo52lk84.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	iMo52lk84.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	iMo52lk84.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	iMo52lk84.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	iMo52lk84.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	iMo52lk84.exe

Modifies Windows Defender TamperProtection settings 3 TTPs 1 IoCs

evasion trojan

Modify Registry

Windows Service

Disable or Modify Tools

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	iMo52lk84.exe

Modifies Windows Defender notification settings 3 TTPs 2 IoCs

defense_evasion trojan

Windows Service

Modify Registry

Disable or Modify Tools

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender Security Center\Notifications	iMo52lk84.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender Security Center\Notifications\DisableNotifications = "1"	iMo52lk84.exe

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 35 IoCs

resource	yara_rule
behavioral1/memory/3752-41-0x0000000007120000-0x0000000007166000-memory.dmp	family_redline
behavioral1/memory/3752-43-0x0000000007780000-0x00000000077C4000-memory.dmp	family_redline
behavioral1/memory/3752-45-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-44-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-59-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-107-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-105-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-103-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-99-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-97-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-96-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-93-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-92-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-89-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-87-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-85-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-83-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-81-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-79-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-77-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-75-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-73-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-71-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-69-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-67-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-65-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-63-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-58-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-55-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-54-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-51-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-49-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-47-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-101-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline
behavioral1/memory/3752-61-0x0000000007780000-0x00000000077BE000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 6 IoCs

pid	Process
312	vmAr33Tx24.exe
1112	vmhy78ex57.exe
2272	vmzi19Qe75.exe
1252	vmdD97oU90.exe
3144	iMo52lk84.exe
3752	knC72ul74.exe

Windows security modification 2 TTPs 1 IoCs

defense_evasion trojan

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	iMo52lk84.exe

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\""	vmzi19Qe75.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup4 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP004.TMP\\\""	vmdD97oU90.exe
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\\\""	e4147be4b861a2404c7c11f0fe3383898e99d499344c8562de77ec8cd1cd8ef2.exe
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\\\""	vmAr33Tx24.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	vmhy78ex57.exe

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e4147be4b861a2404c7c11f0fe3383898e99d499344c8562de77ec8cd1cd8ef2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vmAr33Tx24.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vmhy78ex57.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vmzi19Qe75.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vmdD97oU90.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	knC72ul74.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3144	iMo52lk84.exe
3144	iMo52lk84.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3144	iMo52lk84.exe
Token: SeDebugPrivilege	3752	knC72ul74.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4900 wrote to memory of 312	4900	e4147be4b861a2404c7c11f0fe3383898e99d499344c8562de77ec8cd1cd8ef2.exe	85
PID 4900 wrote to memory of 312	4900	e4147be4b861a2404c7c11f0fe3383898e99d499344c8562de77ec8cd1cd8ef2.exe	85
PID 4900 wrote to memory of 312	4900	e4147be4b861a2404c7c11f0fe3383898e99d499344c8562de77ec8cd1cd8ef2.exe	85
PID 312 wrote to memory of 1112	312	vmAr33Tx24.exe	86
PID 312 wrote to memory of 1112	312	vmAr33Tx24.exe	86
PID 312 wrote to memory of 1112	312	vmAr33Tx24.exe	86
PID 1112 wrote to memory of 2272	1112	vmhy78ex57.exe	87
PID 1112 wrote to memory of 2272	1112	vmhy78ex57.exe	87
PID 1112 wrote to memory of 2272	1112	vmhy78ex57.exe	87
PID 2272 wrote to memory of 1252	2272	vmzi19Qe75.exe	88
PID 2272 wrote to memory of 1252	2272	vmzi19Qe75.exe	88
PID 2272 wrote to memory of 1252	2272	vmzi19Qe75.exe	88
PID 1252 wrote to memory of 3144	1252	vmdD97oU90.exe	89
PID 1252 wrote to memory of 3144	1252	vmdD97oU90.exe	89
PID 1252 wrote to memory of 3752	1252	vmdD97oU90.exe	91
PID 1252 wrote to memory of 3752	1252	vmdD97oU90.exe	91
PID 1252 wrote to memory of 3752	1252	vmdD97oU90.exe	91

C:\Users\Admin\AppData\Local\Temp\e4147be4b861a2404c7c11f0fe3383898e99d499344c8562de77ec8cd1cd8ef2.exe
"C:\Users\Admin\AppData\Local\Temp\e4147be4b861a2404c7c11f0fe3383898e99d499344c8562de77ec8cd1cd8ef2.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4900
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vmAr33Tx24.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vmAr33Tx24.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:312
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmhy78ex57.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmhy78ex57.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1112
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vmzi19Qe75.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vmzi19Qe75.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2272
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vmdD97oU90.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vmdD97oU90.exe
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1252
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\iMo52lk84.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\iMo52lk84.exe
        6⤵
        Modifies Windows Defender DisableAntiSpyware settings
        Modifies Windows Defender Real-time Protection settings
        Modifies Windows Defender TamperProtection settings
        Modifies Windows Defender notification settings
        Executes dropped EXE
        Windows security modification
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3144
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\knC72ul74.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\knC72ul74.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:3752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

Modify Registry