healer | 3e2152014824a6561c2a48c29926c44d393465b43dc8f86a3e65c00b9252ee5f

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
18-10-2023 22:43

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General

Target

NEAS.4263b0d330ce65e7861edfd863576c30_JC.exe
Size

600KB
MD5

4263b0d330ce65e7861edfd863576c30
SHA1

6c6e14f010b7ad9d33aac1530909ce9dd2d9184b
SHA256

3e2152014824a6561c2a48c29926c44d393465b43dc8f86a3e65c00b9252ee5f
SHA512

5b28c2bfec61d8b013cc3531285242e68ebbb827cdb694bd49398b071d6f3b7247113a49860bb133cffd17cbba859802d3a57e1ad21a2fe5008959d7d6a2fbb6
SSDEEP

12288:rMrey90cokvsank6p+oqH+hqpgmFxYXXNWsD0vl0MQC2rMx22E0:Zy/sJ+vmFxYnNr090MQCpxJE0

Score

10^/10

healer dropper evasion persistence trojan

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 5 IoCs

resource	yara_rule
behavioral1/memory/2612-25-0x0000000000400000-0x000000000040A000-memory.dmp	healer
behavioral1/memory/2612-26-0x0000000000400000-0x000000000040A000-memory.dmp	healer
behavioral1/memory/2612-28-0x0000000000400000-0x000000000040A000-memory.dmp	healer
behavioral1/memory/2612-30-0x0000000000400000-0x000000000040A000-memory.dmp	healer
behavioral1/memory/2612-32-0x0000000000400000-0x000000000040A000-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

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

Executes dropped EXE 2 IoCs

pid	Process
2964	z9664862.exe
2796	q5285307.exe

Loads dropped DLL 9 IoCs

pid	Process
2452	NEAS.4263b0d330ce65e7861edfd863576c30_JC.exe
2964	z9664862.exe
2964	z9664862.exe
2964	z9664862.exe
2796	q5285307.exe
2756	WerFault.exe
2756	WerFault.exe
2756	WerFault.exe
2756	WerFault.exe

Adds Run key to start application 2 TTPs 2 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\\\""	NEAS.4263b0d330ce65e7861edfd863576c30_JC.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	z9664862.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2796 set thread context of 2612	2796	q5285307.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	2796	WerFault.exe	29

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2612	AppLaunch.exe
2612	AppLaunch.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2612	AppLaunch.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2452 wrote to memory of 2964	2452	NEAS.4263b0d330ce65e7861edfd863576c30_JC.exe	28
PID 2452 wrote to memory of 2964	2452	NEAS.4263b0d330ce65e7861edfd863576c30_JC.exe	28
PID 2452 wrote to memory of 2964	2452	NEAS.4263b0d330ce65e7861edfd863576c30_JC.exe	28
PID 2452 wrote to memory of 2964	2452	NEAS.4263b0d330ce65e7861edfd863576c30_JC.exe	28
PID 2452 wrote to memory of 2964	2452	NEAS.4263b0d330ce65e7861edfd863576c30_JC.exe	28
PID 2452 wrote to memory of 2964	2452	NEAS.4263b0d330ce65e7861edfd863576c30_JC.exe	28
PID 2452 wrote to memory of 2964	2452	NEAS.4263b0d330ce65e7861edfd863576c30_JC.exe	28
PID 2964 wrote to memory of 2796	2964	z9664862.exe	29
PID 2964 wrote to memory of 2796	2964	z9664862.exe	29
PID 2964 wrote to memory of 2796	2964	z9664862.exe	29
PID 2964 wrote to memory of 2796	2964	z9664862.exe	29
PID 2964 wrote to memory of 2796	2964	z9664862.exe	29
PID 2964 wrote to memory of 2796	2964	z9664862.exe	29
PID 2964 wrote to memory of 2796	2964	z9664862.exe	29
PID 2796 wrote to memory of 2612	2796	q5285307.exe	31
PID 2796 wrote to memory of 2612	2796	q5285307.exe	31
PID 2796 wrote to memory of 2612	2796	q5285307.exe	31
PID 2796 wrote to memory of 2612	2796	q5285307.exe	31
PID 2796 wrote to memory of 2612	2796	q5285307.exe	31
PID 2796 wrote to memory of 2612	2796	q5285307.exe	31
PID 2796 wrote to memory of 2612	2796	q5285307.exe	31
PID 2796 wrote to memory of 2612	2796	q5285307.exe	31
PID 2796 wrote to memory of 2612	2796	q5285307.exe	31
PID 2796 wrote to memory of 2612	2796	q5285307.exe	31
PID 2796 wrote to memory of 2612	2796	q5285307.exe	31
PID 2796 wrote to memory of 2612	2796	q5285307.exe	31
PID 2796 wrote to memory of 2756	2796	q5285307.exe	32
PID 2796 wrote to memory of 2756	2796	q5285307.exe	32
PID 2796 wrote to memory of 2756	2796	q5285307.exe	32
PID 2796 wrote to memory of 2756	2796	q5285307.exe	32
PID 2796 wrote to memory of 2756	2796	q5285307.exe	32
PID 2796 wrote to memory of 2756	2796	q5285307.exe	32
PID 2796 wrote to memory of 2756	2796	q5285307.exe	32

C:\Users\Admin\AppData\Local\Temp\NEAS.4263b0d330ce65e7861edfd863576c30_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.4263b0d330ce65e7861edfd863576c30_JC.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2452
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z9664862.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z9664862.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2964
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q5285307.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q5285307.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2796
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2612
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2796 -s 268
      4⤵
      Loads dropped DLL
      Program crash
      PID:2756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z9664862.exe

Filesize
338KB

MD5
9ec971752815b67e902907573f69ebfa

SHA1
1062cc6cbd098db0fa8ee6c0006d0984bb4f93e7

SHA256
ced6eb532ebff1de4ea6dc523313b97bfc8bfb99c897b40c55a533f61b8ec664

SHA512
f0f308bc27926b4dfd31427e97f875bcdce0d979f02bbe9182d6536fb42a3e32fcfb1bab28e9abc5c59cae03f5acaf1fbad395ab9d22490ff52616315d58a814

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z9664862.exe

Filesize
338KB

MD5
9ec971752815b67e902907573f69ebfa

SHA1
1062cc6cbd098db0fa8ee6c0006d0984bb4f93e7

SHA256
ced6eb532ebff1de4ea6dc523313b97bfc8bfb99c897b40c55a533f61b8ec664

SHA512
f0f308bc27926b4dfd31427e97f875bcdce0d979f02bbe9182d6536fb42a3e32fcfb1bab28e9abc5c59cae03f5acaf1fbad395ab9d22490ff52616315d58a814

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q5285307.exe

Filesize
217KB

MD5
82cb594ef7a417f592a7bd2a86e1255a

SHA1
77e5ac8e4ed1bf5a8e714640437862d34a640a2b

SHA256
be6b45afb65aa5af4e93ac8d79e771eb0621ded0db4b22c1fbd139cf8be7563d

SHA512
c083f36cb10dd47d44506d40628ab16631189bfda98dd565d0e3918694d39691a35ac17b8c9b519ba716bac2254b566c7fe203820d0c7439b56f59e1d1a1603e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q5285307.exe

Filesize
217KB

MD5
82cb594ef7a417f592a7bd2a86e1255a

SHA1
77e5ac8e4ed1bf5a8e714640437862d34a640a2b

SHA256
be6b45afb65aa5af4e93ac8d79e771eb0621ded0db4b22c1fbd139cf8be7563d

SHA512
c083f36cb10dd47d44506d40628ab16631189bfda98dd565d0e3918694d39691a35ac17b8c9b519ba716bac2254b566c7fe203820d0c7439b56f59e1d1a1603e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q5285307.exe

Filesize
217KB

MD5
82cb594ef7a417f592a7bd2a86e1255a

SHA1
77e5ac8e4ed1bf5a8e714640437862d34a640a2b

SHA256
be6b45afb65aa5af4e93ac8d79e771eb0621ded0db4b22c1fbd139cf8be7563d

SHA512
c083f36cb10dd47d44506d40628ab16631189bfda98dd565d0e3918694d39691a35ac17b8c9b519ba716bac2254b566c7fe203820d0c7439b56f59e1d1a1603e

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\z9664862.exe

Filesize
338KB

MD5
9ec971752815b67e902907573f69ebfa

SHA1
1062cc6cbd098db0fa8ee6c0006d0984bb4f93e7

SHA256
ced6eb532ebff1de4ea6dc523313b97bfc8bfb99c897b40c55a533f61b8ec664

SHA512
f0f308bc27926b4dfd31427e97f875bcdce0d979f02bbe9182d6536fb42a3e32fcfb1bab28e9abc5c59cae03f5acaf1fbad395ab9d22490ff52616315d58a814

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\z9664862.exe

Filesize
338KB

MD5
9ec971752815b67e902907573f69ebfa

SHA1
1062cc6cbd098db0fa8ee6c0006d0984bb4f93e7

SHA256
ced6eb532ebff1de4ea6dc523313b97bfc8bfb99c897b40c55a533f61b8ec664

SHA512
f0f308bc27926b4dfd31427e97f875bcdce0d979f02bbe9182d6536fb42a3e32fcfb1bab28e9abc5c59cae03f5acaf1fbad395ab9d22490ff52616315d58a814

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\q5285307.exe

Filesize
217KB

MD5
82cb594ef7a417f592a7bd2a86e1255a

SHA1
77e5ac8e4ed1bf5a8e714640437862d34a640a2b

SHA256
be6b45afb65aa5af4e93ac8d79e771eb0621ded0db4b22c1fbd139cf8be7563d

SHA512
c083f36cb10dd47d44506d40628ab16631189bfda98dd565d0e3918694d39691a35ac17b8c9b519ba716bac2254b566c7fe203820d0c7439b56f59e1d1a1603e

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\q5285307.exe

Filesize
217KB

MD5
82cb594ef7a417f592a7bd2a86e1255a

SHA1
77e5ac8e4ed1bf5a8e714640437862d34a640a2b

SHA256
be6b45afb65aa5af4e93ac8d79e771eb0621ded0db4b22c1fbd139cf8be7563d

SHA512
c083f36cb10dd47d44506d40628ab16631189bfda98dd565d0e3918694d39691a35ac17b8c9b519ba716bac2254b566c7fe203820d0c7439b56f59e1d1a1603e

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\q5285307.exe

Filesize
217KB

MD5
82cb594ef7a417f592a7bd2a86e1255a

SHA1
77e5ac8e4ed1bf5a8e714640437862d34a640a2b

SHA256
be6b45afb65aa5af4e93ac8d79e771eb0621ded0db4b22c1fbd139cf8be7563d

SHA512
c083f36cb10dd47d44506d40628ab16631189bfda98dd565d0e3918694d39691a35ac17b8c9b519ba716bac2254b566c7fe203820d0c7439b56f59e1d1a1603e

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\q5285307.exe

Filesize
217KB

MD5
82cb594ef7a417f592a7bd2a86e1255a

SHA1
77e5ac8e4ed1bf5a8e714640437862d34a640a2b

SHA256
be6b45afb65aa5af4e93ac8d79e771eb0621ded0db4b22c1fbd139cf8be7563d

SHA512
c083f36cb10dd47d44506d40628ab16631189bfda98dd565d0e3918694d39691a35ac17b8c9b519ba716bac2254b566c7fe203820d0c7439b56f59e1d1a1603e

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\q5285307.exe

Filesize
217KB

MD5
82cb594ef7a417f592a7bd2a86e1255a

SHA1
77e5ac8e4ed1bf5a8e714640437862d34a640a2b

SHA256
be6b45afb65aa5af4e93ac8d79e771eb0621ded0db4b22c1fbd139cf8be7563d

SHA512
c083f36cb10dd47d44506d40628ab16631189bfda98dd565d0e3918694d39691a35ac17b8c9b519ba716bac2254b566c7fe203820d0c7439b56f59e1d1a1603e

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\q5285307.exe

Filesize
217KB

MD5
82cb594ef7a417f592a7bd2a86e1255a

SHA1
77e5ac8e4ed1bf5a8e714640437862d34a640a2b

SHA256
be6b45afb65aa5af4e93ac8d79e771eb0621ded0db4b22c1fbd139cf8be7563d

SHA512
c083f36cb10dd47d44506d40628ab16631189bfda98dd565d0e3918694d39691a35ac17b8c9b519ba716bac2254b566c7fe203820d0c7439b56f59e1d1a1603e

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\q5285307.exe

Filesize
217KB

MD5
82cb594ef7a417f592a7bd2a86e1255a

SHA1
77e5ac8e4ed1bf5a8e714640437862d34a640a2b

SHA256
be6b45afb65aa5af4e93ac8d79e771eb0621ded0db4b22c1fbd139cf8be7563d

SHA512
c083f36cb10dd47d44506d40628ab16631189bfda98dd565d0e3918694d39691a35ac17b8c9b519ba716bac2254b566c7fe203820d0c7439b56f59e1d1a1603e

Download Submit
memory/2612-23-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2612-28-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2612-30-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2612-32-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2612-26-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2612-27-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2612-25-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2612-24-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download