healer | 40e31ff37267b644f9c69c7dda5e1fad3e9f45fe3afb6b27fc284e6df2274ee4

Analysis

max time kernel
142s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231025-en
resource tags

arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
submitted
05-11-2023 09:22

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General

Target

NEAS.e0da7ed93e63d80657a0787ccd039540.exe
Size

221KB
MD5

e0da7ed93e63d80657a0787ccd039540
SHA1

347cc142eff2380b64373d97ae793d68cbcefd5a
SHA256

40e31ff37267b644f9c69c7dda5e1fad3e9f45fe3afb6b27fc284e6df2274ee4
SHA512

8afab7f81f27a46aca87e0b7827d80d923e0f9132cad0612fa4aa2167d2b58c386fc229290750306f54f7c525155e62d57fcc5033f408b9fb7d5aa61e297d8bc
SSDEEP

6144:3t2PgXzDwghkRrup9xbzAOfNf0HoJqeaJF4S:3djDwAfzZNcHoGF4S

Score

10^/10

healer dropper evasion trojan

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 1 IoCs

resource	yara_rule
behavioral2/memory/2676-0-0x0000000000400000-0x000000000040A000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2660 set thread context of 2676	2660	NEAS.e0da7ed93e63d80657a0787ccd039540.exe	86

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2548	2660	WerFault.exe	85

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2676	AppLaunch.exe
2676	AppLaunch.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2676	AppLaunch.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 2676	2660	NEAS.e0da7ed93e63d80657a0787ccd039540.exe	86
PID 2660 wrote to memory of 2676	2660	NEAS.e0da7ed93e63d80657a0787ccd039540.exe	86
PID 2660 wrote to memory of 2676	2660	NEAS.e0da7ed93e63d80657a0787ccd039540.exe	86
PID 2660 wrote to memory of 2676	2660	NEAS.e0da7ed93e63d80657a0787ccd039540.exe	86
PID 2660 wrote to memory of 2676	2660	NEAS.e0da7ed93e63d80657a0787ccd039540.exe	86
PID 2660 wrote to memory of 2676	2660	NEAS.e0da7ed93e63d80657a0787ccd039540.exe	86
PID 2660 wrote to memory of 2676	2660	NEAS.e0da7ed93e63d80657a0787ccd039540.exe	86
PID 2660 wrote to memory of 2676	2660	NEAS.e0da7ed93e63d80657a0787ccd039540.exe	86

C:\Users\Admin\AppData\Local\Temp\NEAS.e0da7ed93e63d80657a0787ccd039540.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.e0da7ed93e63d80657a0787ccd039540.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2676
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2660 -s 276
  2⤵
  - Program crash
  PID:2548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2660 -ip 2660
1⤵
PID:4348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

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

Replay Monitor

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Downloads

memory/2676-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2676-1-0x0000000074F80000-0x0000000075730000-memory.dmp

Filesize
7.7MB

Download
memory/2676-2-0x0000000074F80000-0x0000000075730000-memory.dmp

Filesize
7.7MB

Download
memory/2676-4-0x0000000074F80000-0x0000000075730000-memory.dmp

Filesize
7.7MB

Download