healer | 761b9a5fb212d63fa686604c4ee76769475d0d3fea554ee47ffea820e81e9a44

Analysis

max time kernel
142s
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
22-11-2024 00:58

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General

Target

761b9a5fb212d63fa686604c4ee76769475d0d3fea554ee47ffea820e81e9a44.exe
Size

707KB
MD5

2a44568c7e2f68b5861b2a494c780682
SHA1

d6a3a8972455ebc491d84179e2b4c1b6165a7c2b
SHA256

761b9a5fb212d63fa686604c4ee76769475d0d3fea554ee47ffea820e81e9a44
SHA512

490827aeebc5fd4fc9b0e21c71fb9e64be6480ef7f73114c3ed27d2ec7b454c04fd71ef0a559f8b9b395951ac668d8b89e01f755d78beb8bfb68d3e0209374ee
SSDEEP

12288:iy903zQ0H3fIApMRE6KjJJokBkILjuaSUjdXtYBncIKApDDwKvPyK:iycQ0XwAIERjJbBpTSU9qn8ApDDwKvaK

Score

10^/10

healer redline discovery dropper evasion infostealer persistence trojan

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/4832-18-0x0000000004C50000-0x0000000004C6A000-memory.dmp	healer
behavioral1/memory/4832-20-0x0000000007140000-0x0000000007158000-memory.dmp	healer
behavioral1/memory/4832-21-0x0000000007140000-0x0000000007152000-memory.dmp	healer
behavioral1/memory/4832-46-0x0000000007140000-0x0000000007152000-memory.dmp	healer
behavioral1/memory/4832-48-0x0000000007140000-0x0000000007152000-memory.dmp	healer
behavioral1/memory/4832-44-0x0000000007140000-0x0000000007152000-memory.dmp	healer
behavioral1/memory/4832-43-0x0000000007140000-0x0000000007152000-memory.dmp	healer
behavioral1/memory/4832-40-0x0000000007140000-0x0000000007152000-memory.dmp	healer
behavioral1/memory/4832-38-0x0000000007140000-0x0000000007152000-memory.dmp	healer
behavioral1/memory/4832-37-0x0000000007140000-0x0000000007152000-memory.dmp	healer
behavioral1/memory/4832-35-0x0000000007140000-0x0000000007152000-memory.dmp	healer
behavioral1/memory/4832-32-0x0000000007140000-0x0000000007152000-memory.dmp	healer
behavioral1/memory/4832-31-0x0000000007140000-0x0000000007152000-memory.dmp	healer
behavioral1/memory/4832-28-0x0000000007140000-0x0000000007152000-memory.dmp	healer
behavioral1/memory/4832-26-0x0000000007140000-0x0000000007152000-memory.dmp	healer
behavioral1/memory/4832-24-0x0000000007140000-0x0000000007152000-memory.dmp	healer
behavioral1/memory/4832-22-0x0000000007140000-0x0000000007152000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	pr943060.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	pr943060.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	pr943060.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	pr943060.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	pr943060.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	pr943060.exe

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

RedLine payload 20 IoCs

resource	yara_rule
behavioral1/memory/4528-60-0x0000000004A10000-0x0000000004A4C000-memory.dmp	family_redline
behavioral1/memory/4528-61-0x00000000071D0000-0x000000000720A000-memory.dmp	family_redline
behavioral1/memory/4528-83-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-85-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-95-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-93-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-91-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-89-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-87-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-81-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-79-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-77-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-75-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-73-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-71-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-69-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-67-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-65-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-63-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline
behavioral1/memory/4528-62-0x00000000071D0000-0x0000000007205000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
556	un190527.exe
4832	pr943060.exe
4528	qu974859.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	pr943060.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	pr943060.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	un190527.exe
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\\\""	761b9a5fb212d63fa686604c4ee76769475d0d3fea554ee47ffea820e81e9a44.exe

Launches sc.exe 1 IoCs

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

pid	Process
3944	sc.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4076	4832	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 4 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	un190527.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pr943060.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qu974859.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	761b9a5fb212d63fa686604c4ee76769475d0d3fea554ee47ffea820e81e9a44.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4832	pr943060.exe
4832	pr943060.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4832	pr943060.exe
Token: SeDebugPrivilege	4528	qu974859.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 848 wrote to memory of 556	848	761b9a5fb212d63fa686604c4ee76769475d0d3fea554ee47ffea820e81e9a44.exe	82
PID 848 wrote to memory of 556	848	761b9a5fb212d63fa686604c4ee76769475d0d3fea554ee47ffea820e81e9a44.exe	82
PID 848 wrote to memory of 556	848	761b9a5fb212d63fa686604c4ee76769475d0d3fea554ee47ffea820e81e9a44.exe	82
PID 556 wrote to memory of 4832	556	un190527.exe	83
PID 556 wrote to memory of 4832	556	un190527.exe	83
PID 556 wrote to memory of 4832	556	un190527.exe	83
PID 556 wrote to memory of 4528	556	un190527.exe	91
PID 556 wrote to memory of 4528	556	un190527.exe	91
PID 556 wrote to memory of 4528	556	un190527.exe	91

C:\Users\Admin\AppData\Local\Temp\761b9a5fb212d63fa686604c4ee76769475d0d3fea554ee47ffea820e81e9a44.exe
"C:\Users\Admin\AppData\Local\Temp\761b9a5fb212d63fa686604c4ee76769475d0d3fea554ee47ffea820e81e9a44.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:848
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un190527.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un190527.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:556
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr943060.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr943060.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4832
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4832 -s 1072
      4⤵
      Program crash
      PID:4076
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu974859.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu974859.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:4528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4832 -ip 4832
1⤵
PID:212

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:3944

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un190527.exe

Filesize
553KB

MD5
cc0592c881dc0895c74fbb073caf2da8

SHA1
4f098fe42e7c834d293cede05ca317b4601db5a1

SHA256
68b26c131d3fd6f1a3525b43c66b4879aae414dfc985320e04ef23ffdd90be86

SHA512
ef318517c9c8c8633f6b28b97931d3373b65083658848a9241d03f357996577f3b6d720d49d29bca2c04811db9b2ea3ab578e9e62e9437f0fdf29565c5b5941a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr943060.exe

Filesize
278KB

MD5
1dfd89ba8617f2058696e3aceadd6d7b

SHA1
4f741628c4e2254ec9db9d44ffb151fc38c50276

SHA256
0fe2a82ec77ee95aa70ea4c58e99ce6ed1d85d116d3be73ab2553c7dc820266a

SHA512
a81cce8eacd763737dd682b5a75a1a2335b3d51387b2889f455b4253b56262c25deeb2c17bd65b640359d4ace11c6e19ead53ed073e122786ecb0783725cdfde

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu974859.exe

Filesize
360KB

MD5
6645e9ae413a1589d43410295dd645f3

SHA1
e2500da7ee0d21d585279b78d2038c93bcbcbea9

SHA256
877f937a840850ddcccf58c59a1deca8b5d40ede0509d9f5a17bfa118bf98cd3

SHA512
68ad021c3c59cce5e6445db35feddd6f440c7509af042834134d60ce87aee1f6ad4445669bdc9d8c9d6934cae8278d3e5bade4f879d55d804bcc6c7423a20f2b

Download Submit
memory/4528-73-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-77-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-854-0x0000000009CF0000-0x000000000A308000-memory.dmp

Filesize
6.1MB

Download
memory/4528-855-0x000000000A340000-0x000000000A352000-memory.dmp

Filesize
72KB

Download
memory/4528-62-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-63-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-65-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-67-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-69-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-71-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-857-0x000000000A480000-0x000000000A4BC000-memory.dmp

Filesize
240KB

Download
memory/4528-858-0x0000000004CC0000-0x0000000004D0C000-memory.dmp

Filesize
304KB

Download
memory/4528-75-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-856-0x000000000A360000-0x000000000A46A000-memory.dmp

Filesize
1.0MB

Download
memory/4528-79-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-81-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-87-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-89-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-91-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-93-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-95-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-85-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-83-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/4528-61-0x00000000071D0000-0x000000000720A000-memory.dmp

Filesize
232KB

Download
memory/4528-60-0x0000000004A10000-0x0000000004A4C000-memory.dmp

Filesize
240KB

Download
memory/4832-40-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-54-0x0000000000400000-0x0000000002B9F000-memory.dmp

Filesize
39.6MB

Download
memory/4832-55-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4832-51-0x0000000000400000-0x0000000002B9F000-memory.dmp

Filesize
39.6MB

Download
memory/4832-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4832-50-0x00000000046D0000-0x00000000046FD000-memory.dmp

Filesize
180KB

Download
memory/4832-49-0x0000000002EC0000-0x0000000002FC0000-memory.dmp

Filesize
1024KB

Download
memory/4832-22-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-24-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-26-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-28-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-31-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-32-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-35-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-37-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-38-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-43-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-44-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-48-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-46-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-21-0x0000000007140000-0x0000000007152000-memory.dmp

Filesize
72KB

Download
memory/4832-20-0x0000000007140000-0x0000000007158000-memory.dmp

Filesize
96KB

Download
memory/4832-19-0x0000000007300000-0x00000000078A4000-memory.dmp

Filesize
5.6MB

Download
memory/4832-18-0x0000000004C50000-0x0000000004C6A000-memory.dmp

Filesize
104KB

Download
memory/4832-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4832-16-0x00000000046D0000-0x00000000046FD000-memory.dmp

Filesize
180KB

Download
memory/4832-15-0x0000000002EC0000-0x0000000002FC0000-memory.dmp

Filesize
1024KB

Download