healer | 765d6b740e69769c384b555b8ef377214ca071bec4f85b8398096a7739d04a4a

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-11-2024 13:35

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General

Target

765d6b740e69769c384b555b8ef377214ca071bec4f85b8398096a7739d04a4a.exe
Size

563KB
MD5

f55b7a18bca7d1790ef62ac229ba7fca
SHA1

b027f7df64825c6bf236eb6fc8685f675e673980
SHA256

765d6b740e69769c384b555b8ef377214ca071bec4f85b8398096a7739d04a4a
SHA512

0a15b5b5d178cdfbaba9b62ff2a357c37348286898f48a963af2a81529ec8e9befd4e6646a4c143aa235230c22d227f07ac01ee7323553b3af118957bcbad87f
SSDEEP

12288:Uy90D0htWr9rPpQMD2CGUGREf3pWsV0rjea2kteMk:UySFiMDHGNREfZWZCRkDk

Score

10^/10

healer redline discovery dropper evasion infostealer persistence trojan

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral1/files/0x0008000000023cc0-12.dat	healer
behavioral1/memory/4520-15-0x0000000000960000-0x000000000096A000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer
Healer family
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"	it778450.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	it778450.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	it778450.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	it778450.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	it778450.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	it778450.exe

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 35 IoCs

resource	yara_rule
behavioral1/memory/836-22-0x0000000007140000-0x000000000717C000-memory.dmp	family_redline
behavioral1/memory/836-24-0x00000000071C0000-0x00000000071FA000-memory.dmp	family_redline
behavioral1/memory/836-25-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-50-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-88-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-84-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-82-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-80-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-78-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-76-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-74-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-70-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-68-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-66-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-64-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-62-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-58-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-56-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-54-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-52-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-48-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-46-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-44-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-42-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-40-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-38-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-36-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-34-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-32-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-30-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-28-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-86-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-72-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-26-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline
behavioral1/memory/836-60-0x00000000071C0000-0x00000000071F5000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
4040	zilr4580.exe
4520	it778450.exe
836	kp538113.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"	it778450.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\\\""	765d6b740e69769c384b555b8ef377214ca071bec4f85b8398096a7739d04a4a.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\\\""	zilr4580.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
1848	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	kp538113.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	765d6b740e69769c384b555b8ef377214ca071bec4f85b8398096a7739d04a4a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zilr4580.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4520	it778450.exe
4520	it778450.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4520	it778450.exe
Token: SeDebugPrivilege	836	kp538113.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3948 wrote to memory of 4040	3948	765d6b740e69769c384b555b8ef377214ca071bec4f85b8398096a7739d04a4a.exe	84
PID 3948 wrote to memory of 4040	3948	765d6b740e69769c384b555b8ef377214ca071bec4f85b8398096a7739d04a4a.exe	84
PID 3948 wrote to memory of 4040	3948	765d6b740e69769c384b555b8ef377214ca071bec4f85b8398096a7739d04a4a.exe	84
PID 4040 wrote to memory of 4520	4040	zilr4580.exe	85
PID 4040 wrote to memory of 4520	4040	zilr4580.exe	85
PID 4040 wrote to memory of 836	4040	zilr4580.exe	93
PID 4040 wrote to memory of 836	4040	zilr4580.exe	93
PID 4040 wrote to memory of 836	4040	zilr4580.exe	93

C:\Users\Admin\AppData\Local\Temp\765d6b740e69769c384b555b8ef377214ca071bec4f85b8398096a7739d04a4a.exe
"C:\Users\Admin\AppData\Local\Temp\765d6b740e69769c384b555b8ef377214ca071bec4f85b8398096a7739d04a4a.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3948
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zilr4580.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zilr4580.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4040
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it778450.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it778450.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4520
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp538113.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp538113.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:836

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:1848

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zilr4580.exe

Filesize
409KB

MD5
b91bac82e8ad94c1e2827797557df09e

SHA1
fd9b9e57f90261dc88033cd8f8e2cfb37d85ec10

SHA256
a32ed419615dea5624fb2545a74634003ba0ce2e05a23ef9fd6c9c4190fd602a

SHA512
d1cf3c475c115e83622562986426c5e32e8fd7dd743f3d3636b8528dafe975518cf03a86c21c2a5254de1b898e3744be3c2f3098bdb253fb1a1a6a186c33908e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it778450.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp538113.exe

Filesize
360KB

MD5
39b94f5a6ed092467b5717c44ce27d16

SHA1
bf52b96744b2156bd6e934123840cde78bb8264b

SHA256
8d6e00f7c9a407500fda3ce4093a45ac45755cf6d2b469226c361668ea913654

SHA512
9110182b9a0061a62bc0f1cb18abf6f4dfbde843025e7b0d8731bc8c081b0397f942dae64141eb3daf35911ffe17546bb9076b34e17e7cce6c9ed37a490c5026

Download Submit
memory/836-62-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-22-0x0000000007140000-0x000000000717C000-memory.dmp

Filesize
240KB

Download
memory/836-821-0x0000000006C70000-0x0000000006CBC000-memory.dmp

Filesize
304KB

Download
memory/836-56-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-23-0x0000000007270000-0x0000000007814000-memory.dmp

Filesize
5.6MB

Download
memory/836-24-0x00000000071C0000-0x00000000071FA000-memory.dmp

Filesize
232KB

Download
memory/836-25-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-50-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-88-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-84-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-58-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-80-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-54-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-76-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-74-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-70-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-68-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-66-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-64-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-820-0x000000000A490000-0x000000000A4CC000-memory.dmp

Filesize
240KB

Download
memory/836-82-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-819-0x000000000A370000-0x000000000A47A000-memory.dmp

Filesize
1.0MB

Download
memory/836-78-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-52-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-48-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-46-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-44-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-42-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-40-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-38-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-36-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-34-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-32-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-30-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-28-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-86-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-72-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-26-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-60-0x00000000071C0000-0x00000000071F5000-memory.dmp

Filesize
212KB

Download
memory/836-817-0x0000000009CA0000-0x000000000A2B8000-memory.dmp

Filesize
6.1MB

Download
memory/836-818-0x000000000A350000-0x000000000A362000-memory.dmp

Filesize
72KB

Download
memory/4520-16-0x00007FFABF1B3000-0x00007FFABF1B5000-memory.dmp

Filesize
8KB

Download
memory/4520-14-0x00007FFABF1B3000-0x00007FFABF1B5000-memory.dmp

Filesize
8KB

Download
memory/4520-15-0x0000000000960000-0x000000000096A000-memory.dmp

Filesize
40KB

Download