healer | 782f018f6a8e6dc1654feb37bf8c61c7d8603105cd80d3a04bf1133af6ceffc0

General

Target

z6363369.exe
Size

217KB
MD5

884c74eda7f42991a75d74315b27c27a
SHA1

b9c9627bc3d7bd9d4448042598a32629ccee46bc
SHA256

782f018f6a8e6dc1654feb37bf8c61c7d8603105cd80d3a04bf1133af6ceffc0
SHA512

a4ecff115d0c47d7e346c1a0441ab98e3e0e80b51e771ff0e51791757154958ac01f5414fda2b21b0a430b063f42f546345e3a99c305e1cb26ed8de6e2f72eef
SSDEEP

6144:KZy+bnr+vp0yN90QE91b8QS/7qt5rJHg:LMrvy9058xSm

Score

10^/10

healer dropper evasion persistence trojan

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 3 IoCs

resource	yara_rule
behavioral2/files/0x000800000001afab-5.dat	healer
behavioral2/files/0x000800000001afab-6.dat	healer
behavioral2/memory/4940-7-0x0000000000850000-0x000000000085A000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 5 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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	q3503457.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	q3503457.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	q3503457.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	q3503457.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	q3503457.exe

Executes dropped EXE 2 IoCs

pid	Process
4940	q3503457.exe
4392	r9909941.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	q3503457.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\\\""	z6363369.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4940	q3503457.exe
4940	q3503457.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4940	q3503457.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3372 wrote to memory of 4940	3372	z6363369.exe	70
PID 3372 wrote to memory of 4940	3372	z6363369.exe	70
PID 3372 wrote to memory of 4392	3372	z6363369.exe	71
PID 3372 wrote to memory of 4392	3372	z6363369.exe	71
PID 3372 wrote to memory of 4392	3372	z6363369.exe	71

C:\Users\Admin\AppData\Local\Temp\z6363369.exe
"C:\Users\Admin\AppData\Local\Temp\z6363369.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3372
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\q3503457.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\q3503457.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4940
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r9909941.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r9909941.exe
  2⤵
  - Executes dropped EXE
  PID:4392

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\q3503457.exe

Filesize
19KB

MD5
2d0b7b6c6582624ab6f37a8a0012a15b

SHA1
ba6fb65835289d18b7c6955a08db13e9f4b7dee3

SHA256
2ac61eb9a82b64376e9c58c081f6de7fa55a62b65b583bb90dd48dc1ec8049a6

SHA512
d80073aca35a0b8454414ae3d3b961ee4c70bf4ae1ee028b35c197eef62e04f4af0a2bf0468f532c3ae0117de18f83ceabdd1e7fe830b19d419feb64eb284df0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\q3503457.exe

Filesize
19KB

MD5
2d0b7b6c6582624ab6f37a8a0012a15b

SHA1
ba6fb65835289d18b7c6955a08db13e9f4b7dee3

SHA256
2ac61eb9a82b64376e9c58c081f6de7fa55a62b65b583bb90dd48dc1ec8049a6

SHA512
d80073aca35a0b8454414ae3d3b961ee4c70bf4ae1ee028b35c197eef62e04f4af0a2bf0468f532c3ae0117de18f83ceabdd1e7fe830b19d419feb64eb284df0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r9909941.exe

Filesize
140KB

MD5
872822018460a474982badc135a5c6e2

SHA1
7383886f7133851cfe54d94e43c5016d6a04de42

SHA256
7af766f3c6293d8f47d786f1ae5aae6fbea97047c33e6190684d5a5279d9ddd6

SHA512
69c14e4eddc052c093c84f59ac858dd59c560a92c6a89edb4c8bb5a0f464223123d36caa57e892a59507d099cdab52d7d19a054b511610129d927c334563ec18

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r9909941.exe

Filesize
140KB

MD5
872822018460a474982badc135a5c6e2

SHA1
7383886f7133851cfe54d94e43c5016d6a04de42

SHA256
7af766f3c6293d8f47d786f1ae5aae6fbea97047c33e6190684d5a5279d9ddd6

SHA512
69c14e4eddc052c093c84f59ac858dd59c560a92c6a89edb4c8bb5a0f464223123d36caa57e892a59507d099cdab52d7d19a054b511610129d927c334563ec18

Download Submit
memory/4940-7-0x0000000000850000-0x000000000085A000-memory.dmp

Filesize
40KB

Download
memory/4940-8-0x00007FF8F7060000-0x00007FF8F7A4C000-memory.dmp

Filesize
9.9MB

Download
memory/4940-10-0x00007FF8F7060000-0x00007FF8F7A4C000-memory.dmp

Filesize
9.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads