healer | ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8

General

Target

ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.exe
Size

403KB
MD5

441a328ec328b65813d45d4b8e33d370
SHA1

7eb31e6caf34aa75a812e67f8fc314f64e2aced5
SHA256

ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8
SHA512

ab699e0a2e083a71d8a5f96f408dd7875fc5d474b3f17ebff399ebc98eebf9a1c007dd825236d634be9f52f24bfa10dfb1e4792d319e59c057fa907d038b6737
SSDEEP

6144:+7w/PZV2ercTNwDTnfXbnPymRg85RuP6uKGdgXWdVXnKZIv:+7iZEeSNaTnPzPs85RGndVXKKv

Score

10^/10

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral2/memory/4460-5-0x00000000027E0000-0x00000000027FA000-memory.dmp	healer
behavioral2/memory/4460-7-0x00000000029A0000-0x00000000029B8000-memory.dmp	healer
behavioral2/memory/4460-11-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral2/memory/4460-35-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral2/memory/4460-33-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral2/memory/4460-32-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral2/memory/4460-29-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral2/memory/4460-27-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral2/memory/4460-25-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral2/memory/4460-23-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral2/memory/4460-21-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral2/memory/4460-19-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral2/memory/4460-18-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral2/memory/4460-16-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral2/memory/4460-13-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral2/memory/4460-8-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral2/memory/4460-9-0x00000000029A0000-0x00000000029B2000-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	ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.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	ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1304	4460	WerFault.exe	82

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	ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4460	ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.exe
4460	ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4460	ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.exe

C:\Users\Admin\AppData\Local\Temp\ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.exe
"C:\Users\Admin\AppData\Local\Temp\ab434f273c6861fdf87e54bcc7528c74575c5e432583ed50f5aa26c2b7cc0dc8N.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:4460
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4460 -s 952
  2⤵
  - Program crash
  PID:1304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4460 -ip 4460
1⤵
PID:3728

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/4460-1-0x0000000000840000-0x0000000000940000-memory.dmp

Filesize
1024KB

Download
memory/4460-2-0x0000000002560000-0x000000000258D000-memory.dmp

Filesize
180KB

Download
memory/4460-3-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4460-4-0x0000000000400000-0x000000000080A000-memory.dmp

Filesize
4.0MB

Download
memory/4460-5-0x00000000027E0000-0x00000000027FA000-memory.dmp

Filesize
104KB

Download
memory/4460-6-0x0000000004F20000-0x00000000054C4000-memory.dmp

Filesize
5.6MB

Download
memory/4460-7-0x00000000029A0000-0x00000000029B8000-memory.dmp

Filesize
96KB

Download
memory/4460-11-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-35-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-33-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-32-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-29-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-27-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-25-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-23-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-21-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-19-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-18-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-16-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-13-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-8-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-9-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/4460-36-0x0000000000840000-0x0000000000940000-memory.dmp

Filesize
1024KB

Download
memory/4460-37-0x0000000002560000-0x000000000258D000-memory.dmp

Filesize
180KB

Download
memory/4460-38-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4460-41-0x0000000000400000-0x000000000080A000-memory.dmp

Filesize
4.0MB

Download
memory/4460-42-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads