healer | a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44c

General

Target

a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.exe
Size

404KB
MD5

bf454589c483b11965294005d7c2b6e0
SHA1

68f7e72eeff278839a37ff5ffa1cbe463b3f4100
SHA256

a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44c
SHA512

edff3d3b82dc75f543d3ec9e6327b292b6cee9795f383126dfe361ae559126d9d60f68acf88a8b1a18d5b20c16a2a1808d6f48e58a13716e7bca4dbec99c76e6
SSDEEP

6144:Ln+4KrnYUfcUFGlQG9vdlK9xoHxYzcrVQnElGmv6aa3JDeURFwOIv:Ln0rYjUklt9vyjCxYTnp/RGBv

Score

10^/10

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral2/memory/1636-5-0x00000000027B0000-0x00000000027CA000-memory.dmp	healer
behavioral2/memory/1636-7-0x0000000004EE0000-0x0000000004EF8000-memory.dmp	healer
behavioral2/memory/1636-13-0x0000000004EE0000-0x0000000004EF2000-memory.dmp	healer
behavioral2/memory/1636-35-0x0000000004EE0000-0x0000000004EF2000-memory.dmp	healer
behavioral2/memory/1636-34-0x0000000004EE0000-0x0000000004EF2000-memory.dmp	healer
behavioral2/memory/1636-31-0x0000000004EE0000-0x0000000004EF2000-memory.dmp	healer
behavioral2/memory/1636-29-0x0000000004EE0000-0x0000000004EF2000-memory.dmp	healer
behavioral2/memory/1636-27-0x0000000004EE0000-0x0000000004EF2000-memory.dmp	healer
behavioral2/memory/1636-26-0x0000000004EE0000-0x0000000004EF2000-memory.dmp	healer
behavioral2/memory/1636-23-0x0000000004EE0000-0x0000000004EF2000-memory.dmp	healer
behavioral2/memory/1636-22-0x0000000004EE0000-0x0000000004EF2000-memory.dmp	healer
behavioral2/memory/1636-19-0x0000000004EE0000-0x0000000004EF2000-memory.dmp	healer
behavioral2/memory/1636-17-0x0000000004EE0000-0x0000000004EF2000-memory.dmp	healer
behavioral2/memory/1636-15-0x0000000004EE0000-0x0000000004EF2000-memory.dmp	healer
behavioral2/memory/1636-11-0x0000000004EE0000-0x0000000004EF2000-memory.dmp	healer
behavioral2/memory/1636-9-0x0000000004EE0000-0x0000000004EF2000-memory.dmp	healer
behavioral2/memory/1636-8-0x0000000004EE0000-0x0000000004EF2000-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	a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.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	a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3940	1636	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	a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1636	a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.exe
1636	a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1636	a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.exe

C:\Users\Admin\AppData\Local\Temp\a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.exe
"C:\Users\Admin\AppData\Local\Temp\a8994bc1becacbe29dea9a697653d04387b6a1518d1fe9a987a4f06ca11fc44cN.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:1636
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1636 -s 948
  2⤵
  - Program crash
  PID:3940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1636 -ip 1636
1⤵
PID:4724

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/1636-1-0x0000000000980000-0x0000000000A80000-memory.dmp

Filesize
1024KB

Download
memory/1636-2-0x0000000002560000-0x000000000258D000-memory.dmp

Filesize
180KB

Download
memory/1636-3-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1636-4-0x0000000000400000-0x000000000080A000-memory.dmp

Filesize
4.0MB

Download
memory/1636-5-0x00000000027B0000-0x00000000027CA000-memory.dmp

Filesize
104KB

Download
memory/1636-6-0x0000000004F10000-0x00000000054B4000-memory.dmp

Filesize
5.6MB

Download
memory/1636-7-0x0000000004EE0000-0x0000000004EF8000-memory.dmp

Filesize
96KB

Download
memory/1636-13-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-35-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-34-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-31-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-29-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-27-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-26-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-23-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-22-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-19-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-17-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-15-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-11-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-9-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-8-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1636-36-0x0000000000980000-0x0000000000A80000-memory.dmp

Filesize
1024KB

Download
memory/1636-37-0x0000000002560000-0x000000000258D000-memory.dmp

Filesize
180KB

Download
memory/1636-38-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1636-41-0x0000000000400000-0x000000000080A000-memory.dmp

Filesize
4.0MB

Download
memory/1636-42-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads