healer | 8b941fe936ae374922c90d4a855082659c8f98b27456a0623ced965d86d0059f

Analysis

max time kernel
113s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-11-2024 14:17

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General

Target

8b941fe936ae374922c90d4a855082659c8f98b27456a0623ced965d86d0059fN.exe
Size

651KB
MD5

1d77e30d44293344767ee172b189e2a0
SHA1

b4b43a0d69924cd5993dbe8818e613a99c37c811
SHA256

8b941fe936ae374922c90d4a855082659c8f98b27456a0623ced965d86d0059f
SHA512

421e53095e0fe51dd7483699106dd17d1bc7ad147a1dd1ed546713a3d6dfa9e12fa723e6ed021b354b7b0a02f56780c5bc73dbd8abe0b62e1c06f697a9896363
SSDEEP

12288:AMrIy90jb//HOJ3g7pTHaTBD3KEYmdikaft43o3:4y4bDHqBDBYmdWft430

Score

10^/10

healer redline rosn discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

rosn

176.113.115.145:4125

Attributes

auth_value
050a19e1db4d0024b0f23b37dcf961f4

Signatures

Detects Healer an antivirus disabler dropper 19 IoCs

resource	yara_rule
behavioral1/files/0x0008000000023c78-12.dat	healer
behavioral1/memory/2100-15-0x0000000000280000-0x000000000028A000-memory.dmp	healer
behavioral1/memory/3888-22-0x0000000003A90000-0x0000000003AAA000-memory.dmp	healer
behavioral1/memory/3888-24-0x0000000003D20000-0x0000000003D38000-memory.dmp	healer
behavioral1/memory/3888-25-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer
behavioral1/memory/3888-30-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer
behavioral1/memory/3888-52-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer
behavioral1/memory/3888-51-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer
behavioral1/memory/3888-48-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer
behavioral1/memory/3888-46-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer
behavioral1/memory/3888-45-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer
behavioral1/memory/3888-43-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer
behavioral1/memory/3888-40-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer
behavioral1/memory/3888-38-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer
behavioral1/memory/3888-36-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer
behavioral1/memory/3888-34-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer
behavioral1/memory/3888-32-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer
behavioral1/memory/3888-28-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer
behavioral1/memory/3888-26-0x0000000003D20000-0x0000000003D32000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer
Healer family
healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 12 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	cor8803.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	cor8803.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	cor8803.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bu484253.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bu484253.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bu484253.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	cor8803.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	cor8803.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	cor8803.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	bu484253.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	bu484253.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bu484253.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/3944-60-0x0000000002740000-0x0000000002786000-memory.dmp	family_redline
behavioral1/memory/3944-61-0x00000000050C0000-0x0000000005104000-memory.dmp	family_redline
behavioral1/memory/3944-83-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-95-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-93-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-91-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-90-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-87-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-85-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-81-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-79-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-77-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-75-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-73-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-71-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-69-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-67-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-65-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-63-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline
behavioral1/memory/3944-62-0x00000000050C0000-0x00000000050FF000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
4032	kina8133.exe
2100	bu484253.exe
3888	cor8803.exe
3944	dft66s05.exe

Windows security modification 2 TTPs 3 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"	bu484253.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	cor8803.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	cor8803.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\\\""	8b941fe936ae374922c90d4a855082659c8f98b27456a0623ced965d86d0059fN.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\\\""	kina8133.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1772	3888	WerFault.exe	98

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	8b941fe936ae374922c90d4a855082659c8f98b27456a0623ced965d86d0059fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kina8133.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cor8803.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dft66s05.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2100	bu484253.exe
2100	bu484253.exe
3888	cor8803.exe
3888	cor8803.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2100	bu484253.exe
Token: SeDebugPrivilege	3888	cor8803.exe
Token: SeDebugPrivilege	3944	dft66s05.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3224 wrote to memory of 4032	3224	8b941fe936ae374922c90d4a855082659c8f98b27456a0623ced965d86d0059fN.exe	83
PID 3224 wrote to memory of 4032	3224	8b941fe936ae374922c90d4a855082659c8f98b27456a0623ced965d86d0059fN.exe	83
PID 3224 wrote to memory of 4032	3224	8b941fe936ae374922c90d4a855082659c8f98b27456a0623ced965d86d0059fN.exe	83
PID 4032 wrote to memory of 2100	4032	kina8133.exe	85
PID 4032 wrote to memory of 2100	4032	kina8133.exe	85
PID 4032 wrote to memory of 3888	4032	kina8133.exe	98
PID 4032 wrote to memory of 3888	4032	kina8133.exe	98
PID 4032 wrote to memory of 3888	4032	kina8133.exe	98
PID 3224 wrote to memory of 3944	3224	8b941fe936ae374922c90d4a855082659c8f98b27456a0623ced965d86d0059fN.exe	109
PID 3224 wrote to memory of 3944	3224	8b941fe936ae374922c90d4a855082659c8f98b27456a0623ced965d86d0059fN.exe	109
PID 3224 wrote to memory of 3944	3224	8b941fe936ae374922c90d4a855082659c8f98b27456a0623ced965d86d0059fN.exe	109

C:\Users\Admin\AppData\Local\Temp\8b941fe936ae374922c90d4a855082659c8f98b27456a0623ced965d86d0059fN.exe
"C:\Users\Admin\AppData\Local\Temp\8b941fe936ae374922c90d4a855082659c8f98b27456a0623ced965d86d0059fN.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3224
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kina8133.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kina8133.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4032
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bu484253.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bu484253.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2100
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cor8803.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cor8803.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:3888
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3888 -s 1088
      4⤵
      Program crash
      PID:1772
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dft66s05.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dft66s05.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3888 -ip 3888
1⤵
PID:2332

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\dft66s05.exe

Filesize
295KB

MD5
31a94ee9a40155e48e979eb4a5e7852f

SHA1
cdc22ef200a53bfa1d32223232519e456c302b60

SHA256
8fa1b0a56c7f233109e5b51167a0e1dcf9f0d7fed36187db8e7bf4dd694a9d2f

SHA512
e577af4e2594b68a6a35679ee491be6fc58a5358f21406e18adc2e529574ae26a6dce913eba63a03a1451ad6656b285a7a9d6b14aab92149e9b188a9d38dba08

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kina8133.exe

Filesize
322KB

MD5
2ea07ec218e789f2c47e566c4f276166

SHA1
316765f38129076233474f22cc70a22af82c54ec

SHA256
39c834526c9c9ca6c3d00533175c8184ba3370973cd014afa789c1811173417b

SHA512
8c149573dbf270fdc43cf162254bfff7d9e3de0d43d906cdb89855a21351c72ebcf7760d3b7f7c6a51a1fe4597689f08ffcdd9a5e908da4c3127522765dacd3d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bu484253.exe

Filesize
14KB

MD5
080bf73ae1fe26f5243743103d4b11dc

SHA1
336c624d168a88680bbe3384e15f3a6daff27590

SHA256
942b75aaeaa0e784a1b150da25d483875e390d7c6f2992f438b8d7f2371cc683

SHA512
377d574241908b057138bfa6d7097db713af2a4905d4d25e7e5cd03142b628701d7478ca05fb36694082275af8da855caeb27cde75e23b06aa663ccc58c5c8db

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cor8803.exe

Filesize
276KB

MD5
e677fe83f3ec53addadcce9bd19831f3

SHA1
1d231c65a73643bbe5276b3bcb7ed0cee748d1fa

SHA256
92bfb0abc5ffd1748483b3d28b5aadfb80169bbd258e33aec01443f51b72c59d

SHA512
993601e29e2de49dd905dee84a5d187bd2bf88b25c594924b71122d7df69ee1a9123ffbbfb0abc6ffd8a05741ea7855460ff12e9040647c5d4c7853cbda079b5

Download Submit
memory/2100-14-0x00007FFEAF6A3000-0x00007FFEAF6A5000-memory.dmp

Filesize
8KB

Download
memory/2100-15-0x0000000000280000-0x000000000028A000-memory.dmp

Filesize
40KB

Download
memory/2100-16-0x00007FFEAF6A3000-0x00007FFEAF6A5000-memory.dmp

Filesize
8KB

Download
memory/3888-22-0x0000000003A90000-0x0000000003AAA000-memory.dmp

Filesize
104KB

Download
memory/3888-23-0x0000000006110000-0x00000000066B4000-memory.dmp

Filesize
5.6MB

Download
memory/3888-24-0x0000000003D20000-0x0000000003D38000-memory.dmp

Filesize
96KB

Download
memory/3888-25-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-30-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-52-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-51-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-48-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-46-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-45-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-43-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-40-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-38-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-36-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-34-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-32-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-28-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-26-0x0000000003D20000-0x0000000003D32000-memory.dmp

Filesize
72KB

Download
memory/3888-53-0x0000000000400000-0x0000000001ADC000-memory.dmp

Filesize
22.9MB

Download
memory/3888-55-0x0000000000400000-0x0000000001ADC000-memory.dmp

Filesize
22.9MB

Download
memory/3944-60-0x0000000002740000-0x0000000002786000-memory.dmp

Filesize
280KB

Download
memory/3944-61-0x00000000050C0000-0x0000000005104000-memory.dmp

Filesize
272KB

Download
memory/3944-83-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-95-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-93-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-91-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-90-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-87-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-85-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-81-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-79-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-77-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-75-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-73-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-71-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-69-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-67-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-65-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-63-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-62-0x00000000050C0000-0x00000000050FF000-memory.dmp

Filesize
252KB

Download
memory/3944-968-0x0000000005100000-0x0000000005718000-memory.dmp

Filesize
6.1MB

Download
memory/3944-969-0x0000000005790000-0x000000000589A000-memory.dmp

Filesize
1.0MB

Download
memory/3944-970-0x00000000058D0000-0x00000000058E2000-memory.dmp

Filesize
72KB

Download
memory/3944-971-0x00000000058F0000-0x000000000592C000-memory.dmp

Filesize
240KB

Download
memory/3944-972-0x0000000005A40000-0x0000000005A8C000-memory.dmp

Filesize
304KB

Download