healer | c5a3dbeea17ddba50482e7844a817171580f977dcea9ad7b655d39a934b93b93

Analysis

max time kernel
145s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
10-05-2024 12:29

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General

Target

c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe
Size

294KB
MD5

175e3db636d9fd541cc11991815ea662
SHA1

c5e30c78f298c1aa26768bc036795e19ed7e60d7
SHA256

c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e
SHA512

06b1bc8a9746e8dfd1a4d72e98b8b76a1f543ae0c72c9e0233dce81451d7521f586da373e69459170a8d9442da4883f8247cfb9714227744c765c892583ac5c9
SSDEEP

6144:CF/pvusFFxSzg1ksK43NvCoC9W8Fa/T9Hb5T2C8c:CF/pv5r1tK43NiW4ah

Score

10^/10

healer dropper evasion trojan

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 1 IoCs

Processes:

resource	yara_rule
behavioral21/memory/4560-8-0x00000000006B0000-0x00000000006EE000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper 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

Processes:

c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe

Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exe

pid process

1940 sc.exe

pid	process
1940	sc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe

pid	process
4560	c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe
4560	c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe

description pid process

Token: SeDebugPrivilege 4560 c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe

description	pid	process
Token: SeDebugPrivilege	4560	c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe

C:\Users\Admin\AppData\Local\Temp\c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe
"C:\Users\Admin\AppData\Local\Temp\c39106a3520b59f859a00bc0014f6b5a4846b40742a925b66283b31e62094c4e.exe"
1⤵
- Modifies Windows Defender Real-time Protection settings
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4560

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:1940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4560-0-0x00000000006B0000-0x00000000006EE000-memory.dmp

Filesize
248KB

Download
memory/4560-6-0x0000000000401000-0x0000000000404000-memory.dmp

Filesize
12KB

Download
memory/4560-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4560-8-0x00000000006B0000-0x00000000006EE000-memory.dmp

Filesize
248KB

Download
memory/4560-9-0x0000000002450000-0x0000000002451000-memory.dmp

Filesize
4KB

Download