healer | f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622c

General

Target

f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe
Size

269KB
MD5

fbabfb1fb5ee8c31950757ba66eb6cf0
SHA1

a58508993357642f8e3dc2e5a0b723a2f3e9e487
SHA256

f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622c
SHA512

c561f1944f221b27798840ba28d7a3b73510c7e06358e46c89190461f5be65166fc5fd9517ffacc388fc35825353be443f0858bd6792baf06e9455559c4019ed
SSDEEP

3072:Paa528brYtYgeJJ4HJGlCREA0dkmDecz5m7eAz5Mkg0kng15Vf4:PJbHJJKLREfdRdSMkXkngdf4

Score

10^/10

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral2/memory/1852-4-0x0000000004AB0000-0x0000000004ACA000-memory.dmp	healer
behavioral2/memory/1852-6-0x0000000004C50000-0x0000000004C68000-memory.dmp	healer
behavioral2/memory/1852-27-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral2/memory/1852-35-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral2/memory/1852-33-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral2/memory/1852-31-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral2/memory/1852-30-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral2/memory/1852-17-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral2/memory/1852-15-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral2/memory/1852-13-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral2/memory/1852-11-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral2/memory/1852-25-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral2/memory/1852-23-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral2/memory/1852-21-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral2/memory/1852-19-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral2/memory/1852-9-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral2/memory/1852-8-0x0000000004C50000-0x0000000004C62000-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

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1076	1852	WerFault.exe	81

System Location Discovery: System Language Discovery 1 TTPs 1 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1852	f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe
1852	f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1852	f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe

C:\Users\Admin\AppData\Local\Temp\f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe
"C:\Users\Admin\AppData\Local\Temp\f664894e587eb87fe24092134e39b7aec4a65b2b0b05dc5ff554b6a0b858622cN.exe"
1⤵
- Modifies Windows Defender Real-time Protection settings
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1852
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1852 -s 948
  2⤵
  - Program crash
  PID:1076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1852 -ip 1852
1⤵
PID:1220

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1852-1-0x0000000002D40000-0x0000000002E40000-memory.dmp

Filesize
1024KB

Download
memory/1852-2-0x00000000048E0000-0x000000000490D000-memory.dmp

Filesize
180KB

Download
memory/1852-3-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1852-4-0x0000000004AB0000-0x0000000004ACA000-memory.dmp

Filesize
104KB

Download
memory/1852-5-0x0000000007480000-0x0000000007A24000-memory.dmp

Filesize
5.6MB

Download
memory/1852-6-0x0000000004C50000-0x0000000004C68000-memory.dmp

Filesize
96KB

Download
memory/1852-7-0x0000000000400000-0x0000000002BAD000-memory.dmp

Filesize
39.7MB

Download
memory/1852-27-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-35-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-33-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-31-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-30-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-17-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-15-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-13-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-11-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-25-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-23-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-21-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-19-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-9-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-8-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1852-36-0x0000000002D40000-0x0000000002E40000-memory.dmp

Filesize
1024KB

Download
memory/1852-37-0x00000000048E0000-0x000000000490D000-memory.dmp

Filesize
180KB

Download
memory/1852-39-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1852-42-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1852-41-0x0000000000400000-0x0000000002BAD000-memory.dmp

Filesize
39.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads