healer | ea602ac08d8b64125b924bf977ba3195445793fca40cb67e59f8576f0b349b64

Analysis

max time kernel
128s
max time network
256s
platform
windows10-1703_x64
resource
win10-20230703-en
resource tags

arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system
submitted
14/07/2023, 04:38

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General

Target

k4848874.exe
Size

639KB
MD5

d92f85980a222f7858a8f7aea7bcc4f6
SHA1

8b92b2b2bf89bc657afff1d446a00c8506d5f9bd
SHA256

ea602ac08d8b64125b924bf977ba3195445793fca40cb67e59f8576f0b349b64
SHA512

bdd805aa63917909ac479de25ea10e50c69e38770cd38e3de6127b9184d92ad5ab4260d0a3bdec8e2a1e5c2348c9a4f561c4fafad6b6e1ff3a392b5de2ccd041
SSDEEP

12288:TO1RWkfAoEE835iICSVtg0wBW3iFt4ONq30/4St2NBd0JoLdaoi9Bbk:z/okBbVTb34k30/8dRi9

Score

10^/10

healer dropper evasion trojan

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 1 IoCs

resource	yara_rule
behavioral2/memory/652-118-0x00000000001C0000-0x00000000001CA000-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

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k4848874.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k4848874.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k4848874.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k4848874.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k4848874.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	k4848874.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k4848874.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
652	k4848874.exe
652	k4848874.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	652	k4848874.exe

C:\Users\Admin\AppData\Local\Temp\k4848874.exe
"C:\Users\Admin\AppData\Local\Temp\k4848874.exe"
1⤵
- Modifies Windows Defender Real-time Protection settings
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:652

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Privilege Escalation

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/652-117-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/652-118-0x00000000001C0000-0x00000000001CA000-memory.dmp

Filesize
40KB

Download
memory/652-122-0x0000000073FE0000-0x00000000746CE000-memory.dmp

Filesize
6.9MB

Download
memory/652-123-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/652-124-0x0000000073FE0000-0x00000000746CE000-memory.dmp

Filesize
6.9MB

Download
memory/652-127-0x0000000073FE0000-0x00000000746CE000-memory.dmp

Filesize
6.9MB

Download