healer | 317438e587ac9314a77123b4f3f49f2f7413d593ded6449f8978d7f1973ca6c9

General

Target

317438e587ac9314a77123b4f3f49f2f7413d593ded6449f8978d7f1973ca6c9N.exe
Size

338KB
MD5

c1a6cc5e5706c5989ee3dc3a9e28c6d0
SHA1

07f1abdb0f3dbca6e6801f99e4f6e1317868dd3e
SHA256

317438e587ac9314a77123b4f3f49f2f7413d593ded6449f8978d7f1973ca6c9
SHA512

d31465df132a3a0e8def787f0ef555fe225dd1f05dabf72b918b2727c8acb7230b16bb8aea7a0d58e7d792082a1c64000d1c701df64c1a9146868b1e3f39dfb0
SSDEEP

6144:Kzy+bnr++p0yN90QEt5pR3JNqXpmESRHQPgxS3AIgRfq8scWWbe9pD:BMrOy90f5jsmtRwPgxS3lgRmx9

Score

10^/10

healer discovery dropper evasion persistence trojan

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 19 IoCs

resource	yara_rule
behavioral1/memory/2140-12-0x0000000002340000-0x000000000235A000-memory.dmp	healer
behavioral1/memory/2140-14-0x0000000004B00000-0x0000000004B18000-memory.dmp	healer
behavioral1/memory/2140-15-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/2140-32-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/2140-42-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/2140-40-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/2140-38-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/2140-36-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/2140-34-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/2140-30-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/2140-28-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/2140-26-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/2140-24-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/2140-22-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/2140-20-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/2140-18-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/2140-16-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/files/0x000a000000023b66-52.dat	healer
behavioral1/memory/3972-54-0x00000000003B0000-0x00000000003BA000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer
Healer family
healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 12 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	azM56wZ.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	mPz56.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	mPz56.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	mPz56.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	mPz56.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	azM56wZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	azM56wZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	azM56wZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	mPz56.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	azM56wZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	azM56wZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	mPz56.exe

Executes dropped EXE 2 IoCs

pid	Process
2140	azM56wZ.exe
3972	mPz56.exe

Windows security modification 2 TTPs 3 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	azM56wZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	azM56wZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	mPz56.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	317438e587ac9314a77123b4f3f49f2f7413d593ded6449f8978d7f1973ca6c9N.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3944	2140	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 2 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	317438e587ac9314a77123b4f3f49f2f7413d593ded6449f8978d7f1973ca6c9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	azM56wZ.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2140	azM56wZ.exe
2140	azM56wZ.exe
3972	mPz56.exe
3972	mPz56.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2140	azM56wZ.exe
Token: SeDebugPrivilege	3972	mPz56.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 2140	2396	317438e587ac9314a77123b4f3f49f2f7413d593ded6449f8978d7f1973ca6c9N.exe	85
PID 2396 wrote to memory of 2140	2396	317438e587ac9314a77123b4f3f49f2f7413d593ded6449f8978d7f1973ca6c9N.exe	85
PID 2396 wrote to memory of 2140	2396	317438e587ac9314a77123b4f3f49f2f7413d593ded6449f8978d7f1973ca6c9N.exe	85
PID 2396 wrote to memory of 3972	2396	317438e587ac9314a77123b4f3f49f2f7413d593ded6449f8978d7f1973ca6c9N.exe	101
PID 2396 wrote to memory of 3972	2396	317438e587ac9314a77123b4f3f49f2f7413d593ded6449f8978d7f1973ca6c9N.exe	101

C:\Users\Admin\AppData\Local\Temp\317438e587ac9314a77123b4f3f49f2f7413d593ded6449f8978d7f1973ca6c9N.exe
"C:\Users\Admin\AppData\Local\Temp\317438e587ac9314a77123b4f3f49f2f7413d593ded6449f8978d7f1973ca6c9N.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\azM56wZ.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\azM56wZ.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2140
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 1084
    3⤵
    - Program crash
    PID:3944
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\mPz56.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\mPz56.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2140 -ip 2140
1⤵
PID:4976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

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

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\azM56wZ.exe

Filesize
245KB

MD5
e2189e765f7cc9ae246caa0dab4a06b3

SHA1
ea422de66d2a26a6c83920092849749ebca906da

SHA256
0ac2c4f1f177aacbbb8119019b71bcfc8762355269316735c49f97630e0f6acc

SHA512
7be421939151563a6e4e823120feb218345f22f0edad23d4ca7df0281e001e747417949869edf84678926a14be8c82a70716ed4776335c9075b82b043d6debf3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\mPz56.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
memory/2140-28-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-11-0x0000000000400000-0x000000000056D000-memory.dmp

Filesize
1.4MB

Download
memory/2140-26-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-12-0x0000000002340000-0x000000000235A000-memory.dmp

Filesize
104KB

Download
memory/2140-13-0x0000000004BE0000-0x0000000005184000-memory.dmp

Filesize
5.6MB

Download
memory/2140-14-0x0000000004B00000-0x0000000004B18000-memory.dmp

Filesize
96KB

Download
memory/2140-15-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-32-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-42-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-40-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-38-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-36-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-34-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-30-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-9-0x0000000000640000-0x000000000066D000-memory.dmp

Filesize
180KB

Download
memory/2140-10-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2140-24-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-22-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-20-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-18-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-16-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2140-43-0x0000000000850000-0x0000000000950000-memory.dmp

Filesize
1024KB

Download
memory/2140-44-0x0000000000640000-0x000000000066D000-memory.dmp

Filesize
180KB

Download
memory/2140-46-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2140-49-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2140-48-0x0000000000400000-0x000000000056D000-memory.dmp

Filesize
1.4MB

Download
memory/2140-8-0x0000000000850000-0x0000000000950000-memory.dmp

Filesize
1024KB

Download
memory/3972-53-0x00007FFB10223000-0x00007FFB10225000-memory.dmp

Filesize
8KB

Download
memory/3972-54-0x00000000003B0000-0x00000000003BA000-memory.dmp

Filesize
40KB

Download
memory/3972-55-0x00007FFB10223000-0x00007FFB10225000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads