healer | 176abc5d4c53fc1397a77e15c4028591fc335ce9464a700eddd56742d55dd10d

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 17:10

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General

Target

838e53197e2b7417e755d1062885d43a64760f6d02f778afd7cca835a5a99d9e.exe
Size

320KB
MD5

21ce59e90abf825b105a522f3cd1fa1d
SHA1

9ce4e89534083ff434777f8bcc18e482748eded1
SHA256

838e53197e2b7417e755d1062885d43a64760f6d02f778afd7cca835a5a99d9e
SHA512

4faab91eb3b222d1112b1117cab29fe63b7fbe16213eae4d7f50a0c9c7a7f1acd283a1a29c260be5d7b337e6335d8ced841d1d31cbaf64c0bf2c91458b025380
SSDEEP

6144:KEy+bnr+7p0yN90QE8RmYCYBRKO5hmP+DCt0rSGloXTwyZs:EMrXy90OkPYKfGZnoZa

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
behavioral13/memory/1360-7-0x0000000000400000-0x000000000040A000-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
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
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

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

RedLine payload 2 IoCs

resource	yara_rule
behavioral13/files/0x0007000000023446-10.dat	family_redline
behavioral13/memory/1640-12-0x00000000003B0000-0x00000000003E0000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
3836	g5417542.exe
1640	i0924761.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\\\""	838e53197e2b7417e755d1062885d43a64760f6d02f778afd7cca835a5a99d9e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3836 set thread context of 1360	3836	g5417542.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1912	3836	WerFault.exe	82

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1360	AppLaunch.exe
1360	AppLaunch.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1360	AppLaunch.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4032 wrote to memory of 3836	4032	838e53197e2b7417e755d1062885d43a64760f6d02f778afd7cca835a5a99d9e.exe	82
PID 4032 wrote to memory of 3836	4032	838e53197e2b7417e755d1062885d43a64760f6d02f778afd7cca835a5a99d9e.exe	82
PID 4032 wrote to memory of 3836	4032	838e53197e2b7417e755d1062885d43a64760f6d02f778afd7cca835a5a99d9e.exe	82
PID 3836 wrote to memory of 1360	3836	g5417542.exe	83
PID 3836 wrote to memory of 1360	3836	g5417542.exe	83
PID 3836 wrote to memory of 1360	3836	g5417542.exe	83
PID 3836 wrote to memory of 1360	3836	g5417542.exe	83
PID 3836 wrote to memory of 1360	3836	g5417542.exe	83
PID 3836 wrote to memory of 1360	3836	g5417542.exe	83
PID 3836 wrote to memory of 1360	3836	g5417542.exe	83
PID 3836 wrote to memory of 1360	3836	g5417542.exe	83
PID 4032 wrote to memory of 1640	4032	838e53197e2b7417e755d1062885d43a64760f6d02f778afd7cca835a5a99d9e.exe	90
PID 4032 wrote to memory of 1640	4032	838e53197e2b7417e755d1062885d43a64760f6d02f778afd7cca835a5a99d9e.exe	90
PID 4032 wrote to memory of 1640	4032	838e53197e2b7417e755d1062885d43a64760f6d02f778afd7cca835a5a99d9e.exe	90

C:\Users\Admin\AppData\Local\Temp\838e53197e2b7417e755d1062885d43a64760f6d02f778afd7cca835a5a99d9e.exe
"C:\Users\Admin\AppData\Local\Temp\838e53197e2b7417e755d1062885d43a64760f6d02f778afd7cca835a5a99d9e.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4032
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\g5417542.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\g5417542.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:3836
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3836 -s 580
    3⤵
    - Program crash
    PID:1912
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i0924761.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i0924761.exe
  2⤵
  - Executes dropped EXE
  PID:1640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3836 -ip 3836
1⤵
PID:896

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\g5417542.exe

Filesize
233KB

MD5
a1050ad62f423301bec4028a79a2df7a

SHA1
9552da5a232d7b460d878120ec4705b7349501d5

SHA256
552a40e4cf16d61294f0c9f884731c4fc795fe0d18feb75ae2f278e49e4a4d8f

SHA512
e8bee34d12079a25b2fad8c757dbf9062fe6a47411faf0b8495325bf781bd6d7351ca8b5bca9c002d961922127a9ef954f6c831219d4ceeecf296bb0f895fbfe

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i0924761.exe

Filesize
174KB

MD5
46bdaedeb8000843802b9884e467733f

SHA1
4dfb83f5d58e68553d5d6acaf7641ab85c899bce

SHA256
e5c44623d734f62cdbe0a070c069a07bb731bea3a881064ac750d41575304d53

SHA512
95065e0d64376297bc181e9d1b92f40dda7f94fee426a092daba471a483430ea6dddc5147bc0d6329d4d38518f8a7e0895496b16d123e5e668f6f3e87dd66403

Download Submit
memory/1360-7-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1360-8-0x000000007417E000-0x000000007417F000-memory.dmp

Filesize
4KB

Download
memory/1640-14-0x0000000074170000-0x0000000074920000-memory.dmp

Filesize
7.7MB

Download
memory/1640-13-0x0000000004BD0000-0x0000000004BD6000-memory.dmp

Filesize
24KB

Download
memory/1640-12-0x00000000003B0000-0x00000000003E0000-memory.dmp

Filesize
192KB

Download
memory/1640-15-0x00000000053D0000-0x00000000059E8000-memory.dmp

Filesize
6.1MB

Download
memory/1640-16-0x0000000004EC0000-0x0000000004FCA000-memory.dmp

Filesize
1.0MB

Download
memory/1640-17-0x0000000004C30000-0x0000000004C42000-memory.dmp

Filesize
72KB

Download
memory/1640-18-0x0000000004DB0000-0x0000000004DEC000-memory.dmp

Filesize
240KB

Download
memory/1640-19-0x0000000004DF0000-0x0000000004E3C000-memory.dmp

Filesize
304KB

Download
memory/1640-21-0x0000000074170000-0x0000000074920000-memory.dmp

Filesize
7.7MB

Download