healer | a46a1cff522d4ee9386ed969178e98ffba9f6bfd6a66e134c8085e46314e3fe2

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
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
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

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/2936-41-0x0000000004BA0000-0x0000000004BE6000-memory.dmp	family_redline
behavioral1/memory/2936-43-0x00000000071A0000-0x00000000071E4000-memory.dmp	family_redline
behavioral1/memory/2936-44-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-99-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-107-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-105-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-103-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-101-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-97-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-95-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-94-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-91-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-89-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-87-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-85-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-83-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-81-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-79-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-77-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-73-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-71-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-69-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-67-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-65-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-63-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-61-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-59-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-57-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-55-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-51-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-49-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-47-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-75-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-53-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline
behavioral1/memory/2936-45-0x00000000071A0000-0x00000000071DE000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 6 IoCs

pid	Process
4452	vmAr33Tx24.exe
4456	vmhy78ex57.exe
1356	vmzi19Qe75.exe
2736	vmdD97oU90.exe
732	iMo52lk84.exe
2936	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_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	a46a1cff522d4ee9386ed969178e98ffba9f6bfd6a66e134c8085e46314e3fe2N.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
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

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	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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a46a1cff522d4ee9386ed969178e98ffba9f6bfd6a66e134c8085e46314e3fe2N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vmAr33Tx24.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
732	iMo52lk84.exe
732	iMo52lk84.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	732	iMo52lk84.exe
Token: SeDebugPrivilege	2936	knC72ul74.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 780 wrote to memory of 4452	780	a46a1cff522d4ee9386ed969178e98ffba9f6bfd6a66e134c8085e46314e3fe2N.exe	82
PID 780 wrote to memory of 4452	780	a46a1cff522d4ee9386ed969178e98ffba9f6bfd6a66e134c8085e46314e3fe2N.exe	82
PID 780 wrote to memory of 4452	780	a46a1cff522d4ee9386ed969178e98ffba9f6bfd6a66e134c8085e46314e3fe2N.exe	82
PID 4452 wrote to memory of 4456	4452	vmAr33Tx24.exe	83
PID 4452 wrote to memory of 4456	4452	vmAr33Tx24.exe	83
PID 4452 wrote to memory of 4456	4452	vmAr33Tx24.exe	83
PID 4456 wrote to memory of 1356	4456	vmhy78ex57.exe	84
PID 4456 wrote to memory of 1356	4456	vmhy78ex57.exe	84
PID 4456 wrote to memory of 1356	4456	vmhy78ex57.exe	84
PID 1356 wrote to memory of 2736	1356	vmzi19Qe75.exe	85
PID 1356 wrote to memory of 2736	1356	vmzi19Qe75.exe	85
PID 1356 wrote to memory of 2736	1356	vmzi19Qe75.exe	85
PID 2736 wrote to memory of 732	2736	vmdD97oU90.exe	86
PID 2736 wrote to memory of 732	2736	vmdD97oU90.exe	86
PID 2736 wrote to memory of 2936	2736	vmdD97oU90.exe	87
PID 2736 wrote to memory of 2936	2736	vmdD97oU90.exe	87
PID 2736 wrote to memory of 2936	2736	vmdD97oU90.exe	87

C:\Users\Admin\AppData\Local\Temp\a46a1cff522d4ee9386ed969178e98ffba9f6bfd6a66e134c8085e46314e3fe2N.exe
"C:\Users\Admin\AppData\Local\Temp\a46a1cff522d4ee9386ed969178e98ffba9f6bfd6a66e134c8085e46314e3fe2N.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:780
- 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:4452
- - 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:4456
  - - 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:1356
    - - 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:2736
      - 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:732
      - 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:2936

Network

DNS

8.8.8.8.in-addr.arpa

Remote address:

8.8.8.8:53

Request

8.8.8.8.in-addr.arpa

IN PTR

Response

8.8.8.8.in-addr.arpa

IN PTR

dnsgoogle
DNS

196.249.167.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

196.249.167.52.in-addr.arpa

IN PTR

Response
DNS

182.129.81.91.in-addr.arpa

Remote address:

8.8.8.8:53

Request

182.129.81.91.in-addr.arpa

IN PTR

Response
DNS

5.114.82.104.in-addr.arpa

Remote address:

8.8.8.8:53

Request

5.114.82.104.in-addr.arpa

IN PTR

Response

5.114.82.104.in-addr.arpa

IN PTR

a104-82-114-5deploystaticakamaitechnologiescom
DNS

76.32.126.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

76.32.126.40.in-addr.arpa

IN PTR

Response
DNS

202.110.86.104.in-addr.arpa

Remote address:

8.8.8.8:53

Request

202.110.86.104.in-addr.arpa

IN PTR

Response

202.110.86.104.in-addr.arpa

IN PTR

a104-86-110-202deploystaticakamaitechnologiescom

193.233.20.24:4123

knC72ul74.exe

260 B
5
193.233.20.24:4123

knC72ul74.exe

260 B
5
193.233.20.24:4123

knC72ul74.exe

260 B
5
193.233.20.24:4123

knC72ul74.exe

260 B
5
193.233.20.24:4123

knC72ul74.exe

104 B
2

8.8.8.8:53

8.8.8.8.in-addr.arpa

dns

66 B
90 B
1
1

DNS Request

8.8.8.8.in-addr.arpa
8.8.8.8:53

196.249.167.52.in-addr.arpa

dns

73 B
147 B
1
1

DNS Request

196.249.167.52.in-addr.arpa
8.8.8.8:53

182.129.81.91.in-addr.arpa

dns

72 B
147 B
1
1

DNS Request

182.129.81.91.in-addr.arpa
8.8.8.8:53

76.32.126.40.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

76.32.126.40.in-addr.arpa
8.8.8.8:53

5.114.82.104.in-addr.arpa

dns

71 B
135 B
1
1

DNS Request

5.114.82.104.in-addr.arpa
8.8.8.8:53

202.110.86.104.in-addr.arpa

dns

73 B
139 B
1
1

DNS Request

202.110.86.104.in-addr.arpa

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