healer | 4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fb

Analysis

max time kernel
120s
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 05:00

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General

Target

4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fbN.exe
Size

536KB
MD5

5e6cfece47ec180f32bbcc169ad82f10
SHA1

22026f4828970b3eac5a1de28f8198b30da55e6e
SHA256

4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fb
SHA512

cb31076b8f197933dfac7506671db28acf73c2430b2393fe1dd88ff72d2fb5396187a01cd3cadf5ed465d4f87da9d33376502f27d099a70d679156b02d7f1759
SSDEEP

6144:jap0yN90QEkv7THKM9f9sTH4YOTvOl2bm1qM2XutMDS10mnxl3Oqr0MMcinl6NcY:Hy90mZFM9l26PGmnOqr0ll62amNyXjF

Score

10^/10

healer redline discovery dropper evasion infostealer persistence trojan

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1360-12-0x0000000000840000-0x000000000085A000-memory.dmp	healer
behavioral1/memory/1360-14-0x00000000023D0000-0x00000000023E8000-memory.dmp	healer
behavioral1/memory/1360-24-0x00000000023D0000-0x00000000023E3000-memory.dmp	healer
behavioral1/memory/1360-40-0x00000000023D0000-0x00000000023E3000-memory.dmp	healer
behavioral1/memory/1360-42-0x00000000023D0000-0x00000000023E3000-memory.dmp	healer
behavioral1/memory/1360-39-0x00000000023D0000-0x00000000023E3000-memory.dmp	healer
behavioral1/memory/1360-36-0x00000000023D0000-0x00000000023E3000-memory.dmp	healer
behavioral1/memory/1360-34-0x00000000023D0000-0x00000000023E3000-memory.dmp	healer
behavioral1/memory/1360-32-0x00000000023D0000-0x00000000023E3000-memory.dmp	healer
behavioral1/memory/1360-30-0x00000000023D0000-0x00000000023E3000-memory.dmp	healer
behavioral1/memory/1360-28-0x00000000023D0000-0x00000000023E3000-memory.dmp	healer
behavioral1/memory/1360-20-0x00000000023D0000-0x00000000023E3000-memory.dmp	healer
behavioral1/memory/1360-18-0x00000000023D0000-0x00000000023E3000-memory.dmp	healer
behavioral1/memory/1360-16-0x00000000023D0000-0x00000000023E3000-memory.dmp	healer
behavioral1/memory/1360-27-0x00000000023D0000-0x00000000023E3000-memory.dmp	healer
behavioral1/memory/1360-15-0x00000000023D0000-0x00000000023E3000-memory.dmp	healer
behavioral1/memory/1360-22-0x00000000023D0000-0x00000000023E3000-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

Processes:

21683797.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	21683797.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	21683797.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	21683797.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	21683797.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	21683797.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	21683797.exe

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

RedLine payload 20 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4524-59-0x00000000026F0000-0x000000000272A000-memory.dmp	family_redline
behavioral1/memory/4524-85-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-93-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-91-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-90-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-87-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-83-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-81-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-79-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-77-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-76-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-73-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-71-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-69-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-67-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-65-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-63-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-61-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-60-0x00000000026F0000-0x0000000002725000-memory.dmp	family_redline
behavioral1/memory/4524-58-0x0000000002550000-0x000000000258C000-memory.dmp	family_redline

Redline family
redline
Executes dropped EXE 2 IoCs

Processes:

21683797.exerk868291.exe

pid process

1360 21683797.exe
4524 rk868291.exe

pid	process
1360	21683797.exe
4524	rk868291.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

21683797.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	21683797.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	21683797.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fbN.exe

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\\\""	4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fbN.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5084 1360 WerFault.exe 21683797.exe

pid	pid_target	process	target process
5084	1360	WerFault.exe	21683797.exe

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

Processes:

4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fbN.exe21683797.exerk868291.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fbN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	21683797.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rk868291.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

21683797.exe

pid process

1360 21683797.exe
1360 21683797.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

21683797.exerk868291.exe

description pid process

Token: SeDebugPrivilege 1360 21683797.exe
Token: SeDebugPrivilege 4524 rk868291.exe

pid	process
1360	21683797.exe
1360	21683797.exe

description	pid	process
Token: SeDebugPrivilege	1360	21683797.exe
Token: SeDebugPrivilege	4524	rk868291.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fbN.exe

description	pid	process	target process
PID 3860 wrote to memory of 1360	3860	4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fbN.exe	21683797.exe
PID 3860 wrote to memory of 1360	3860	4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fbN.exe	21683797.exe
PID 3860 wrote to memory of 1360	3860	4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fbN.exe	21683797.exe
PID 3860 wrote to memory of 4524	3860	4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fbN.exe	rk868291.exe
PID 3860 wrote to memory of 4524	3860	4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fbN.exe	rk868291.exe
PID 3860 wrote to memory of 4524	3860	4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fbN.exe	rk868291.exe

C:\Users\Admin\AppData\Local\Temp\4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fbN.exe
"C:\Users\Admin\AppData\Local\Temp\4b92fbde97e09ea64d2a694e586b978b13daa93fb5e0d9942ab252da90b0e3fbN.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3860
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\21683797.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\21683797.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:1360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 1084
    3⤵
    - Program crash
    PID:5084
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rk868291.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rk868291.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1360 -ip 1360
1⤵
PID:876

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\21683797.exe

Filesize
259KB

MD5
5d6026d82054964812665795af9523e6

SHA1
820eb20ebda99084ebae724d0b49d794cddc4af0

SHA256
f8c3b0ce5931cea09cb7fcfe3da17cee3a8240d821939f6bd69ae3fcd6cd6b75

SHA512
a241f1432451c21da51a651a2a85dda27c672d6964fcc7580b5bf761619d9b11c7d64788d653d2af46b0dc1cad7220db65e49b47bb60d160e0060f293800c348

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rk868291.exe

Filesize
341KB

MD5
be032137523d83450563c5ca2be6c564

SHA1
c5b1b70101252c9d93ffd09ccc85865317b2fb78

SHA256
e9244c0a038c07061d15d3d43001145c039f60bf1cfc4ba284abe5e1b2c2807a

SHA512
c7b6de4f0dffc522495d025a52d350111470b8b7b27c12e63f89accf769a977af049c63b09433051528d5067816054321b2586705bbfb59f1f9d800fcbfd6586

Download Submit
memory/1360-10-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1360-11-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1360-9-0x00000000004E0000-0x000000000050D000-memory.dmp

Filesize
180KB

Download
memory/1360-12-0x0000000000840000-0x000000000085A000-memory.dmp

Filesize
104KB

Download
memory/1360-8-0x00000000005C0000-0x00000000006C0000-memory.dmp

Filesize
1024KB

Download
memory/1360-14-0x00000000023D0000-0x00000000023E8000-memory.dmp

Filesize
96KB

Download
memory/1360-13-0x0000000004C40000-0x00000000051E4000-memory.dmp

Filesize
5.6MB

Download
memory/1360-24-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-40-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-42-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-39-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-36-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-34-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-32-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-30-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-28-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-20-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-18-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-16-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-27-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-15-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-22-0x00000000023D0000-0x00000000023E3000-memory.dmp

Filesize
76KB

Download
memory/1360-43-0x00000000005C0000-0x00000000006C0000-memory.dmp

Filesize
1024KB

Download
memory/1360-44-0x00000000004E0000-0x000000000050D000-memory.dmp

Filesize
180KB

Download
memory/1360-45-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1360-49-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1360-48-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4524-57-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/4524-59-0x00000000026F0000-0x000000000272A000-memory.dmp

Filesize
232KB

Download
memory/4524-85-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-93-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-91-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-90-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-87-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-83-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-852-0x0000000007550000-0x0000000007B68000-memory.dmp

Filesize
6.1MB

Download
memory/4524-854-0x0000000007C10000-0x0000000007D1A000-memory.dmp

Filesize
1.0MB

Download
memory/4524-853-0x0000000007BF0000-0x0000000007C02000-memory.dmp

Filesize
72KB

Download
memory/4524-855-0x0000000007D30000-0x0000000007D6C000-memory.dmp

Filesize
240KB

Download
memory/4524-81-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-79-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-856-0x0000000002390000-0x00000000023DC000-memory.dmp

Filesize
304KB

Download
memory/4524-77-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-76-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-73-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-71-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-69-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-67-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-65-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-63-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-61-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-60-0x00000000026F0000-0x0000000002725000-memory.dmp

Filesize
212KB

Download
memory/4524-58-0x0000000002550000-0x000000000258C000-memory.dmp

Filesize
240KB

Download
memory/4524-56-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/4524-55-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/4524-54-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download