healer | 83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2

General

Target

83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.exe
Size

403KB
MD5

e97c62ddccdda3b72af7660dd91f4b3a
SHA1

a79696951ec736e47fae5a95a32ddd50d44f567f
SHA256

83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2
SHA512

3724111348a567e804d383eea72212932db933a202f771d0958befee70255ba4519e6f2badde59fd539e914f274daa80ff400e223c87faf944850eba2230d513
SSDEEP

6144:y7w/PZV2ercTNwDTnfXbnPymRg85RuP6uKGdgXWdVXnKZIv/:y7iZEeSNaTnPzPs85RGndVXKKv/

Score

10^/10

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral2/memory/4684-5-0x0000000002700000-0x000000000271A000-memory.dmp	healer
behavioral2/memory/4684-7-0x0000000002A40000-0x0000000002A58000-memory.dmp	healer
behavioral2/memory/4684-35-0x0000000002A40000-0x0000000002A52000-memory.dmp	healer
behavioral2/memory/4684-33-0x0000000002A40000-0x0000000002A52000-memory.dmp	healer
behavioral2/memory/4684-31-0x0000000002A40000-0x0000000002A52000-memory.dmp	healer
behavioral2/memory/4684-29-0x0000000002A40000-0x0000000002A52000-memory.dmp	healer
behavioral2/memory/4684-27-0x0000000002A40000-0x0000000002A52000-memory.dmp	healer
behavioral2/memory/4684-25-0x0000000002A40000-0x0000000002A52000-memory.dmp	healer
behavioral2/memory/4684-23-0x0000000002A40000-0x0000000002A52000-memory.dmp	healer
behavioral2/memory/4684-21-0x0000000002A40000-0x0000000002A52000-memory.dmp	healer
behavioral2/memory/4684-19-0x0000000002A40000-0x0000000002A52000-memory.dmp	healer
behavioral2/memory/4684-17-0x0000000002A40000-0x0000000002A52000-memory.dmp	healer
behavioral2/memory/4684-15-0x0000000002A40000-0x0000000002A52000-memory.dmp	healer
behavioral2/memory/4684-13-0x0000000002A40000-0x0000000002A52000-memory.dmp	healer
behavioral2/memory/4684-11-0x0000000002A40000-0x0000000002A52000-memory.dmp	healer
behavioral2/memory/4684-9-0x0000000002A40000-0x0000000002A52000-memory.dmp	healer
behavioral2/memory/4684-8-0x0000000002A40000-0x0000000002A52000-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	83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2136	4684	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	83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4684	83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.exe
4684	83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4684	83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.exe

C:\Users\Admin\AppData\Local\Temp\83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.exe
"C:\Users\Admin\AppData\Local\Temp\83cda51f12199ccad0bdd33595dde3e8db9b40f689e5b8a0f7478cdf95a7ead2.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:4684
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4684 -s 948
  2⤵
  - Program crash
  PID:2136

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4684 -ip 4684
1⤵
PID:4900

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/4684-1-0x0000000000A50000-0x0000000000B50000-memory.dmp

Filesize
1024KB

Download
memory/4684-2-0x0000000002550000-0x000000000257D000-memory.dmp

Filesize
180KB

Download
memory/4684-3-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4684-4-0x0000000000400000-0x000000000080A000-memory.dmp

Filesize
4.0MB

Download
memory/4684-5-0x0000000002700000-0x000000000271A000-memory.dmp

Filesize
104KB

Download
memory/4684-6-0x0000000005080000-0x0000000005624000-memory.dmp

Filesize
5.6MB

Download
memory/4684-7-0x0000000002A40000-0x0000000002A58000-memory.dmp

Filesize
96KB

Download
memory/4684-35-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-33-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-31-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-29-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-27-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-25-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-23-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-21-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-19-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-17-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-15-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-13-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-11-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-9-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-8-0x0000000002A40000-0x0000000002A52000-memory.dmp

Filesize
72KB

Download
memory/4684-36-0x0000000000A50000-0x0000000000B50000-memory.dmp

Filesize
1024KB

Download
memory/4684-37-0x0000000002550000-0x000000000257D000-memory.dmp

Filesize
180KB

Download
memory/4684-38-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4684-41-0x0000000000400000-0x000000000080A000-memory.dmp

Filesize
4.0MB

Download
memory/4684-42-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads