healer | 176abc5d4c53fc1397a77e15c4028591fc335ce9464a700eddd56742d55dd10d

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 17:10

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General

Target

b7edb218fec9ad9d3c425768ecc3c868db6dcd17f414b4c8a5337d3b4c908867.exe
Size

769KB
MD5

c8963418e0ba703c180db37e66a4babc
SHA1

1f0a035883f81dd6dd193e1a631c2ec7531b9c94
SHA256

b7edb218fec9ad9d3c425768ecc3c868db6dcd17f414b4c8a5337d3b4c908867
SHA512

ac977b73200c79e3e7b1e8778d357b3f191bb0fd38e914a1f196b8ac9efb16abb6a21d1dd3abfa801f36002afcb7e29e8e158352436bbdae56810389347b7788
SSDEEP

24576:NyX5m44V68ZM4J/xordNEv6fn4f6EXvC4Iy:oXSnJ/yBNAmnGL/C

Score

10^/10

healer redline virad dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

virad

77.91.124.82:19071

Attributes

auth_value
434dd63619ca8bbf10125913fb40ca28

Signatures

Detects Healer an antivirus disabler dropper 1 IoCs

resource	yara_rule
behavioral16/memory/4964-21-0x0000000000400000-0x000000000040A000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper 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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	AppLaunch.exe

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

RedLine payload 2 IoCs

resource	yara_rule
behavioral16/files/0x00070000000234a1-24.dat	family_redline
behavioral16/memory/3968-25-0x0000000000A60000-0x0000000000A90000-memory.dmp	family_redline

Executes dropped EXE 4 IoCs

pid	Process
1732	x6876133.exe
3368	x4490853.exe
1184	g6168470.exe
3968	i4435932.exe

Adds Run key to start application 2 TTPs 3 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\\\""	b7edb218fec9ad9d3c425768ecc3c868db6dcd17f414b4c8a5337d3b4c908867.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\\\""	x6876133.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\\\""	x4490853.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1184 set thread context of 4964	1184	g6168470.exe	89

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
1004	sc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4964	AppLaunch.exe
4964	AppLaunch.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4964	AppLaunch.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3272 wrote to memory of 1732	3272	b7edb218fec9ad9d3c425768ecc3c868db6dcd17f414b4c8a5337d3b4c908867.exe	83
PID 3272 wrote to memory of 1732	3272	b7edb218fec9ad9d3c425768ecc3c868db6dcd17f414b4c8a5337d3b4c908867.exe	83
PID 3272 wrote to memory of 1732	3272	b7edb218fec9ad9d3c425768ecc3c868db6dcd17f414b4c8a5337d3b4c908867.exe	83
PID 1732 wrote to memory of 3368	1732	x6876133.exe	84
PID 1732 wrote to memory of 3368	1732	x6876133.exe	84
PID 1732 wrote to memory of 3368	1732	x6876133.exe	84
PID 3368 wrote to memory of 1184	3368	x4490853.exe	85
PID 3368 wrote to memory of 1184	3368	x4490853.exe	85
PID 3368 wrote to memory of 1184	3368	x4490853.exe	85
PID 1184 wrote to memory of 4964	1184	g6168470.exe	89
PID 1184 wrote to memory of 4964	1184	g6168470.exe	89
PID 1184 wrote to memory of 4964	1184	g6168470.exe	89
PID 1184 wrote to memory of 4964	1184	g6168470.exe	89
PID 1184 wrote to memory of 4964	1184	g6168470.exe	89
PID 1184 wrote to memory of 4964	1184	g6168470.exe	89
PID 1184 wrote to memory of 4964	1184	g6168470.exe	89
PID 1184 wrote to memory of 4964	1184	g6168470.exe	89
PID 3368 wrote to memory of 3968	3368	x4490853.exe	90
PID 3368 wrote to memory of 3968	3368	x4490853.exe	90
PID 3368 wrote to memory of 3968	3368	x4490853.exe	90

C:\Users\Admin\AppData\Local\Temp\b7edb218fec9ad9d3c425768ecc3c868db6dcd17f414b4c8a5337d3b4c908867.exe
"C:\Users\Admin\AppData\Local\Temp\b7edb218fec9ad9d3c425768ecc3c868db6dcd17f414b4c8a5337d3b4c908867.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3272
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6876133.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6876133.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1732
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x4490853.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x4490853.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:3368
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6168470.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6168470.exe
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious use of WriteProcessMemory
      PID:1184
    - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        5⤵
        Modifies Windows Defender Real-time Protection settings
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4964
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i4435932.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i4435932.exe
      4⤵
      Executes dropped EXE
      PID:3968

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:1004

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6876133.exe

Filesize
492KB

MD5
01d46bde7fc53994a1b39020c318188b

SHA1
7ca1e8e2f63e260a7afa9753023742802f5399d5

SHA256
62521523d4d4953b009df317dbbab658ca69f7008cb6d115297b89c869b40e4d

SHA512
318971c5f0e444fe2a095bf27e4adb93f44ff270f00008346fd26a8da3b6c7239f031e4ee8b91e0f75013d1f59d6a7a87840a998a4f1d4714012dfb4202cf532

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x4490853.exe

Filesize
326KB

MD5
37a9b371365e0a63893c668b0fccf592

SHA1
aba5205366f2f31f50c2350cd67eb1f64314a796

SHA256
fa26968c3423f164bb6b039c5776a9c9460f3b372caa6d81649255914f4f7597

SHA512
0d010732e8ab01f850d53c2a133d1d0be5a59670d9df2dad149662f9eafc652195d02a759fea422680cc03626c730642fde5d2768213a3761e8578ddd4d0d1e0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6168470.exe

Filesize
256KB

MD5
ade42a5ceb7d5b10b259b4e1f2860a43

SHA1
818cfafaecdbb3002583ab60e2b56c622c05d708

SHA256
50c284acdac45b74f9c4b1014b0f036679496573c973688e3de5b9e7b5b377fe

SHA512
3b7b7a270cad3b072e51aeb0281c56b081a8aa203b2ce070f7075e005d344a7fad7fefba5d0acd520d8f07ad1e3362b1f7c04fb91034cf348c899f6da5edaf88

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i4435932.exe

Filesize
175KB

MD5
acc92df15c13ce7b30b404f7782a274c

SHA1
29985f1006d5d4f7e9130db589b5cb7af2fed455

SHA256
6a1859d4406e577ddafd1fe3e2cd10ec6e2806026b29877b5a5581bd591a367d

SHA512
9c70d0e3b182dd98a093d0cc6896a146e2bafc706d60d1fcfc11d84e766d51edc4bfaa86fd4c1acce67c8ab2e5d63a73d9f492634ddfdeedd955ace46eb1348e

Download Submit
memory/3968-25-0x0000000000A60000-0x0000000000A90000-memory.dmp

Filesize
192KB

Download
memory/3968-26-0x0000000002BC0000-0x0000000002BC6000-memory.dmp

Filesize
24KB

Download
memory/3968-27-0x0000000005A70000-0x0000000006088000-memory.dmp

Filesize
6.1MB

Download
memory/3968-28-0x0000000005560000-0x000000000566A000-memory.dmp

Filesize
1.0MB

Download
memory/3968-29-0x00000000053F0000-0x0000000005402000-memory.dmp

Filesize
72KB

Download
memory/3968-30-0x0000000005490000-0x00000000054CC000-memory.dmp

Filesize
240KB

Download
memory/3968-31-0x00000000054D0000-0x000000000551C000-memory.dmp

Filesize
304KB

Download
memory/4964-21-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download