healer | be3323c3b2bd6ba736703199d528de6bf1396e8a7c6b9b58e4ca31fda43b00e0

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
24-05-2024 08:41

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General

Target

f603ceb39fc4d835e57a02751723a2eb0538b0f955a7772c30556e0e0d723f6e.exe
Size

465KB
MD5

6a3c0aea2a20fed1b45c23055e90642e
SHA1

a308101b32dc6df28aa0464ae6a0c4eaa3b93892
SHA256

f603ceb39fc4d835e57a02751723a2eb0538b0f955a7772c30556e0e0d723f6e
SHA512

3e1f0f410b68f854f9e0fa666d45b897768ec9fb11fcb63eb6eae58ba022f5b7d9b52f4ea01ff3f48ef8d3f48f0910913c8fb39e633476073f1baa637b3918c5
SSDEEP

6144:Kdy+bnr+Lp0yN90QEC3A7NrAs9xe6LZwlsr08+eurk1weVhvh2KWE5Js+OB84SW:3MrXy90Y85ZwlbGuo1njJUE3sf84SW

Score

10^/10

healer redline vasha dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

vasha

77.91.124.82:19071

Attributes

auth_value
42fc61786274daca54d589b85a2c1954

Signatures

Detects Healer an antivirus disabler dropper 1 IoCs

resource	yara_rule
behavioral20/memory/1480-7-0x0000000000400000-0x000000000040A000-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\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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	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
behavioral20/files/0x0007000000023433-10.dat	family_redline
behavioral20/memory/2644-12-0x0000000000570000-0x00000000005A0000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
4400	g3779018.exe
2644	h9682563.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\\\""	f603ceb39fc4d835e57a02751723a2eb0538b0f955a7772c30556e0e0d723f6e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4400 set thread context of 1480	4400	g3779018.exe	88

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4032	4400	WerFault.exe	83

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1480	AppLaunch.exe
1480	AppLaunch.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1480	AppLaunch.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3700 wrote to memory of 4400	3700	f603ceb39fc4d835e57a02751723a2eb0538b0f955a7772c30556e0e0d723f6e.exe	83
PID 3700 wrote to memory of 4400	3700	f603ceb39fc4d835e57a02751723a2eb0538b0f955a7772c30556e0e0d723f6e.exe	83
PID 3700 wrote to memory of 4400	3700	f603ceb39fc4d835e57a02751723a2eb0538b0f955a7772c30556e0e0d723f6e.exe	83
PID 4400 wrote to memory of 1480	4400	g3779018.exe	88
PID 4400 wrote to memory of 1480	4400	g3779018.exe	88
PID 4400 wrote to memory of 1480	4400	g3779018.exe	88
PID 4400 wrote to memory of 1480	4400	g3779018.exe	88
PID 4400 wrote to memory of 1480	4400	g3779018.exe	88
PID 4400 wrote to memory of 1480	4400	g3779018.exe	88
PID 4400 wrote to memory of 1480	4400	g3779018.exe	88
PID 4400 wrote to memory of 1480	4400	g3779018.exe	88
PID 3700 wrote to memory of 2644	3700	f603ceb39fc4d835e57a02751723a2eb0538b0f955a7772c30556e0e0d723f6e.exe	92
PID 3700 wrote to memory of 2644	3700	f603ceb39fc4d835e57a02751723a2eb0538b0f955a7772c30556e0e0d723f6e.exe	92
PID 3700 wrote to memory of 2644	3700	f603ceb39fc4d835e57a02751723a2eb0538b0f955a7772c30556e0e0d723f6e.exe	92

C:\Users\Admin\AppData\Local\Temp\f603ceb39fc4d835e57a02751723a2eb0538b0f955a7772c30556e0e0d723f6e.exe
"C:\Users\Admin\AppData\Local\Temp\f603ceb39fc4d835e57a02751723a2eb0538b0f955a7772c30556e0e0d723f6e.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3700
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\g3779018.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\g3779018.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:4400
- - 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:1480
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 580
    3⤵
    - Program crash
    PID:4032
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\h9682563.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\h9682563.exe
  2⤵
  - Executes dropped EXE
  PID:2644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4400 -ip 4400
1⤵
PID:916

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\g3779018.exe

Filesize
899KB

MD5
f0f4d917a1ec7d0c14d5d71279702860

SHA1
23c0798bef5b403fed7e60bd8cee8e2a1e4d30a9

SHA256
4ca13174312546788a84f56fd64204f6af0f69afcf56b96b3e519cb5f26ab0f7

SHA512
c5a3c626dec536632e3880332ccce9eba7c2742d46d22ccbfe16d2ef8ef5789e4fc1d83deada9e12ad857a454a7f0c7f7f82f8a0210e23da999f3357a56d939c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\h9682563.exe

Filesize
174KB

MD5
63ad3ebc39b63029a2ec733202beb7d8

SHA1
3ae29ad24f8dc362d377711917dbce10298c61f3

SHA256
4063cc07162a1ec05023a96be2a1b544c03fb6b045cb08166586dbd8da9f6def

SHA512
e99d24cac8f9cae81dda0a3622246c35729f3b60da0a7c2aae9d4e932863544f48829da7675f1409ef8e7f934c4cb353fba3a80ba099c9f07438445221ef8958

Download Submit
memory/1480-7-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1480-8-0x0000000073F6E000-0x0000000073F6F000-memory.dmp

Filesize
4KB

Download
memory/2644-13-0x0000000000DB0000-0x0000000000DB6000-memory.dmp

Filesize
24KB

Download
memory/2644-14-0x0000000073F60000-0x0000000074710000-memory.dmp

Filesize
7.7MB

Download
memory/2644-12-0x0000000000570000-0x00000000005A0000-memory.dmp

Filesize
192KB

Download
memory/2644-15-0x0000000005590000-0x0000000005BA8000-memory.dmp

Filesize
6.1MB

Download
memory/2644-16-0x0000000005080000-0x000000000518A000-memory.dmp

Filesize
1.0MB

Download
memory/2644-17-0x0000000004DF0000-0x0000000004E02000-memory.dmp

Filesize
72KB

Download
memory/2644-18-0x0000000004F70000-0x0000000004FAC000-memory.dmp

Filesize
240KB

Download
memory/2644-19-0x0000000004FB0000-0x0000000004FFC000-memory.dmp

Filesize
304KB

Download
memory/2644-21-0x0000000073F60000-0x0000000074710000-memory.dmp

Filesize
7.7MB

Download