healer | 4b188b6b6c55d1bcf7927ca24f009c236a6472cce01cf43c8f4f61d8fdc55a1f

Analysis

max time kernel
114s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-11-2024 01:46

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General

Target

4b188b6b6c55d1bcf7927ca24f009c236a6472cce01cf43c8f4f61d8fdc55a1f.exe
Size

540KB
MD5

c656da7d6ee183584a724727a960eced
SHA1

35bf9dac0c7e39e6fcd7a127abbc5d9360dd12cd
SHA256

4b188b6b6c55d1bcf7927ca24f009c236a6472cce01cf43c8f4f61d8fdc55a1f
SHA512

606f579568fef2fd83a881038c80a907be0e3247e7138c797f0fc0d979c9a236f20c0fdf2b03b9da2fd1439f78d97a11334de6d7dbb96dc63916595706441e22
SSDEEP

12288:vy905O+5+w3FT2Vy8zja0nCL/FqWN6FH18bvKvA+DGqt:vy6OJuFAyJ0CL/T6FH18bvwJvt

Score

10^/10

healer redline discovery dropper evasion infostealer persistence trojan

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/4988-11-0x0000000004C50000-0x0000000004C6A000-memory.dmp	healer
behavioral1/memory/4988-13-0x0000000007270000-0x0000000007288000-memory.dmp	healer
behavioral1/memory/4988-42-0x0000000007270000-0x0000000007283000-memory.dmp	healer
behavioral1/memory/4988-40-0x0000000007270000-0x0000000007283000-memory.dmp	healer
behavioral1/memory/4988-38-0x0000000007270000-0x0000000007283000-memory.dmp	healer
behavioral1/memory/4988-36-0x0000000007270000-0x0000000007283000-memory.dmp	healer
behavioral1/memory/4988-34-0x0000000007270000-0x0000000007283000-memory.dmp	healer
behavioral1/memory/4988-32-0x0000000007270000-0x0000000007283000-memory.dmp	healer
behavioral1/memory/4988-30-0x0000000007270000-0x0000000007283000-memory.dmp	healer
behavioral1/memory/4988-28-0x0000000007270000-0x0000000007283000-memory.dmp	healer
behavioral1/memory/4988-26-0x0000000007270000-0x0000000007283000-memory.dmp	healer
behavioral1/memory/4988-24-0x0000000007270000-0x0000000007283000-memory.dmp	healer
behavioral1/memory/4988-22-0x0000000007270000-0x0000000007283000-memory.dmp	healer
behavioral1/memory/4988-20-0x0000000007270000-0x0000000007283000-memory.dmp	healer
behavioral1/memory/4988-18-0x0000000007270000-0x0000000007283000-memory.dmp	healer
behavioral1/memory/4988-16-0x0000000007270000-0x0000000007283000-memory.dmp	healer
behavioral1/memory/4988-15-0x0000000007270000-0x0000000007283000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer
Healer family
healer

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

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	25950021.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	25950021.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	25950021.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	25950021.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	25950021.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	25950021.exe

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

RedLine payload 20 IoCs

resource	yara_rule
behavioral1/memory/4320-54-0x00000000049C0000-0x00000000049FC000-memory.dmp	family_redline
behavioral1/memory/4320-55-0x00000000071B0000-0x00000000071EA000-memory.dmp	family_redline
behavioral1/memory/4320-65-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-63-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-57-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-56-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-61-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-59-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-79-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-89-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-87-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-85-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-83-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-81-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-77-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-75-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-73-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-71-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-69-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline
behavioral1/memory/4320-67-0x00000000071B0000-0x00000000071E5000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
4988	25950021.exe
4320	rk618035.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	25950021.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	25950021.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

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\\\""	4b188b6b6c55d1bcf7927ca24f009c236a6472cce01cf43c8f4f61d8fdc55a1f.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1308	4988	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 3 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	4b188b6b6c55d1bcf7927ca24f009c236a6472cce01cf43c8f4f61d8fdc55a1f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	25950021.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rk618035.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4988	25950021.exe
4988	25950021.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4988	25950021.exe
Token: SeDebugPrivilege	4320	rk618035.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 544 wrote to memory of 4988	544	4b188b6b6c55d1bcf7927ca24f009c236a6472cce01cf43c8f4f61d8fdc55a1f.exe	83
PID 544 wrote to memory of 4988	544	4b188b6b6c55d1bcf7927ca24f009c236a6472cce01cf43c8f4f61d8fdc55a1f.exe	83
PID 544 wrote to memory of 4988	544	4b188b6b6c55d1bcf7927ca24f009c236a6472cce01cf43c8f4f61d8fdc55a1f.exe	83
PID 544 wrote to memory of 4320	544	4b188b6b6c55d1bcf7927ca24f009c236a6472cce01cf43c8f4f61d8fdc55a1f.exe	94
PID 544 wrote to memory of 4320	544	4b188b6b6c55d1bcf7927ca24f009c236a6472cce01cf43c8f4f61d8fdc55a1f.exe	94
PID 544 wrote to memory of 4320	544	4b188b6b6c55d1bcf7927ca24f009c236a6472cce01cf43c8f4f61d8fdc55a1f.exe	94

C:\Users\Admin\AppData\Local\Temp\4b188b6b6c55d1bcf7927ca24f009c236a6472cce01cf43c8f4f61d8fdc55a1f.exe
"C:\Users\Admin\AppData\Local\Temp\4b188b6b6c55d1bcf7927ca24f009c236a6472cce01cf43c8f4f61d8fdc55a1f.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:544
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\25950021.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\25950021.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4988
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4988 -s 1064
    3⤵
    - Program crash
    PID:1308
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rk618035.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rk618035.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4988 -ip 4988
1⤵
PID:2940

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

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\25950021.exe

Filesize
258KB

MD5
8c95c70ca2bd702eba1a3ed346671b64

SHA1
26e05ff14842cafe66531f4255fc3c2bda338100

SHA256
00e68b27dd96b84b9f329a2d72633a593841c5e6568b7334b624b75a26200346

SHA512
d9e58938edf2ad3ffc8342b87d5aad99d953b58ae037cac0be52ca262fdb4bab5521efbdbd9abebdbfc2aff5fd70982e8d9b58588e56846a84c52308c87ecdfd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rk618035.exe

Filesize
340KB

MD5
f45fe09bb39bb813c71b214a16c958fd

SHA1
378ef29400353ec587f741e3fa543f73343f0dcc

SHA256
15c58045e1bb96b0d99bacc54b8c9b1921a0420d2ad5c7746e4d777ac96234d0

SHA512
0d410dfbd50f6b3521707b062e12ff60864b910be70569d740beb92532992143023739d5bbe869b8a611e823cae285a77c3cbb947794ed8c1d2d85e0aad06db8

Download Submit
memory/4320-81-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-67-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-83-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-850-0x000000000A340000-0x000000000A44A000-memory.dmp

Filesize
1.0MB

Download
memory/4320-85-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-69-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-71-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-87-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-75-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-77-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-851-0x000000000A460000-0x000000000A49C000-memory.dmp

Filesize
240KB

Download
memory/4320-852-0x0000000004CA0000-0x0000000004CEC000-memory.dmp

Filesize
304KB

Download
memory/4320-849-0x000000000A320000-0x000000000A332000-memory.dmp

Filesize
72KB

Download
memory/4320-848-0x0000000009D00000-0x000000000A318000-memory.dmp

Filesize
6.1MB

Download
memory/4320-73-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-89-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-79-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-59-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-61-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-56-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-57-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-63-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-65-0x00000000071B0000-0x00000000071E5000-memory.dmp

Filesize
212KB

Download
memory/4320-55-0x00000000071B0000-0x00000000071EA000-memory.dmp

Filesize
232KB

Download
memory/4320-54-0x00000000049C0000-0x00000000049FC000-memory.dmp

Filesize
240KB

Download
memory/4988-32-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-48-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/4988-49-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4988-46-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4988-45-0x0000000002CD0000-0x0000000002CFD000-memory.dmp

Filesize
180KB

Download
memory/4988-43-0x0000000002D20000-0x0000000002E20000-memory.dmp

Filesize
1024KB

Download
memory/4988-15-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-16-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-18-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-20-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-22-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-24-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-26-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-28-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-30-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-34-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-36-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-38-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-40-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-42-0x0000000007270000-0x0000000007283000-memory.dmp

Filesize
76KB

Download
memory/4988-14-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/4988-13-0x0000000007270000-0x0000000007288000-memory.dmp

Filesize
96KB

Download
memory/4988-12-0x00000000072D0000-0x0000000007874000-memory.dmp

Filesize
5.6MB

Download
memory/4988-11-0x0000000004C50000-0x0000000004C6A000-memory.dmp

Filesize
104KB

Download
memory/4988-10-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4988-9-0x0000000002CD0000-0x0000000002CFD000-memory.dmp

Filesize
180KB

Download
memory/4988-8-0x0000000002D20000-0x0000000002E20000-memory.dmp

Filesize
1024KB

Download