healer | 4c6e3a087b8ff0705a0a4047ea35ad9af4c226c0d66fb85f3bec83cd7ae7f7ea

General

Target

4c6e3a087b8ff0705a0a4047ea35ad9af4c226c0d66fb85f3bec83cd7ae7f7ea.exe
Size

479KB
MD5

d5a6ac28a06543ad352eeefcefd412ab
SHA1

f2a20978b57153fa43941f99caf5e3c4c446f5e3
SHA256

4c6e3a087b8ff0705a0a4047ea35ad9af4c226c0d66fb85f3bec83cd7ae7f7ea
SHA512

5b13e7161bf5b1e09a8e0e4523cc67da9e6ca6587c92b2e9ae0a8aac3d382fffb060d4e6dcd7bd24f0abea31e367210a92f05d3150afa06dd8ac8a45d5980c73
SSDEEP

12288:xMrqy90QRVoluSJqU2heNYVnee2bzQh5y7J:XyRV6uSJl2AC2bEkJ

Score

10^/10

healer redline dease discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

dease

C2

217.196.96.101:4132

Attributes

auth_value
82e4d5f9abc21848e0345118814a4e6c

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/2768-15-0x0000000002230000-0x000000000224A000-memory.dmp	healer
behavioral1/memory/2768-18-0x0000000004AD0000-0x0000000004AE8000-memory.dmp	healer
behavioral1/memory/2768-47-0x0000000004AD0000-0x0000000004AE2000-memory.dmp	healer
behavioral1/memory/2768-45-0x0000000004AD0000-0x0000000004AE2000-memory.dmp	healer
behavioral1/memory/2768-43-0x0000000004AD0000-0x0000000004AE2000-memory.dmp	healer
behavioral1/memory/2768-41-0x0000000004AD0000-0x0000000004AE2000-memory.dmp	healer
behavioral1/memory/2768-39-0x0000000004AD0000-0x0000000004AE2000-memory.dmp	healer
behavioral1/memory/2768-37-0x0000000004AD0000-0x0000000004AE2000-memory.dmp	healer
behavioral1/memory/2768-35-0x0000000004AD0000-0x0000000004AE2000-memory.dmp	healer
behavioral1/memory/2768-33-0x0000000004AD0000-0x0000000004AE2000-memory.dmp	healer
behavioral1/memory/2768-31-0x0000000004AD0000-0x0000000004AE2000-memory.dmp	healer
behavioral1/memory/2768-29-0x0000000004AD0000-0x0000000004AE2000-memory.dmp	healer
behavioral1/memory/2768-27-0x0000000004AD0000-0x0000000004AE2000-memory.dmp	healer
behavioral1/memory/2768-25-0x0000000004AD0000-0x0000000004AE2000-memory.dmp	healer
behavioral1/memory/2768-23-0x0000000004AD0000-0x0000000004AE2000-memory.dmp	healer
behavioral1/memory/2768-21-0x0000000004AD0000-0x0000000004AE2000-memory.dmp	healer
behavioral1/memory/2768-20-0x0000000004AD0000-0x0000000004AE2000-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	k5229755.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k5229755.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k5229755.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k5229755.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k5229755.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k5229755.exe

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

RedLine payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0007000000023caf-54.dat	family_redline
behavioral1/memory/1620-56-0x0000000000A10000-0x0000000000A3E000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
1452	y4712759.exe
2768	k5229755.exe
1620	l8739148.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	k5229755.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k5229755.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\\\""	4c6e3a087b8ff0705a0a4047ea35ad9af4c226c0d66fb85f3bec83cd7ae7f7ea.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\\\""	y4712759.exe

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	4c6e3a087b8ff0705a0a4047ea35ad9af4c226c0d66fb85f3bec83cd7ae7f7ea.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y4712759.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k5229755.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	l8739148.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2768	k5229755.exe
2768	k5229755.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2768	k5229755.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 1452	1668	4c6e3a087b8ff0705a0a4047ea35ad9af4c226c0d66fb85f3bec83cd7ae7f7ea.exe	84
PID 1668 wrote to memory of 1452	1668	4c6e3a087b8ff0705a0a4047ea35ad9af4c226c0d66fb85f3bec83cd7ae7f7ea.exe	84
PID 1668 wrote to memory of 1452	1668	4c6e3a087b8ff0705a0a4047ea35ad9af4c226c0d66fb85f3bec83cd7ae7f7ea.exe	84
PID 1452 wrote to memory of 2768	1452	y4712759.exe	85
PID 1452 wrote to memory of 2768	1452	y4712759.exe	85
PID 1452 wrote to memory of 2768	1452	y4712759.exe	85
PID 1452 wrote to memory of 1620	1452	y4712759.exe	97
PID 1452 wrote to memory of 1620	1452	y4712759.exe	97
PID 1452 wrote to memory of 1620	1452	y4712759.exe	97

C:\Users\Admin\AppData\Local\Temp\4c6e3a087b8ff0705a0a4047ea35ad9af4c226c0d66fb85f3bec83cd7ae7f7ea.exe
"C:\Users\Admin\AppData\Local\Temp\4c6e3a087b8ff0705a0a4047ea35ad9af4c226c0d66fb85f3bec83cd7ae7f7ea.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4712759.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4712759.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1452
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5229755.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5229755.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:2768
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8739148.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8739148.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4712759.exe

Filesize
307KB

MD5
cd66212229b54bef1a230b574155345e

SHA1
54046e37520591e4beee7484d5c13554459c714f

SHA256
e1dcd08cc75a585a1e9728fa8894f114ee37efb26e9d3083c8df509811361742

SHA512
59170e9104815badca1a876fd7ebf8746ff47550c404216d9e5c9098a2b392808f239a985f9f56fa9bc9531d8ac9e7a7b2d52676bae8eadd73f28dcbebc939ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5229755.exe

Filesize
181KB

MD5
9570997f01feeacfaf1707b103e76696

SHA1
09e89cb1e6b2116fbb55561b095ab5bc90279ace

SHA256
a18c746b77f9748d5bd4ad9bb185e60a399d24ba92bec76bfe12f931ebcc5269

SHA512
bf262db2cb0f7520ba8d601572400c3127707b593a04c8a49a633a3b645e0e5fad1b08ef983909f86ca828d3b86c45aa0ce53b140c30448c5455946d71697f54

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8739148.exe

Filesize
168KB

MD5
1f60ee04ed7f62d3bd27841168c88326

SHA1
33c434a29388b97067c6745bd852b86841f3e8ee

SHA256
4a08ecd3e482b77a0397511ef773d40e9f380c435474627fad1ad2e5885634d3

SHA512
25124884a69ac212a54c073da70e2a2ab434222300d17b1a1d3762c6a947e74e62e073754a4eb3ba682e87409881c9aa3cdd0036bfb42ed9faa08fbefdbc2b60

Download Submit
memory/1620-62-0x0000000005450000-0x000000000549C000-memory.dmp

Filesize
304KB

Download
memory/1620-61-0x0000000005410000-0x000000000544C000-memory.dmp

Filesize
240KB

Download
memory/1620-60-0x0000000005280000-0x0000000005292000-memory.dmp

Filesize
72KB

Download
memory/1620-59-0x00000000054E0000-0x00000000055EA000-memory.dmp

Filesize
1.0MB

Download
memory/1620-58-0x00000000059F0000-0x0000000006008000-memory.dmp

Filesize
6.1MB

Download
memory/1620-57-0x00000000012D0000-0x00000000012D6000-memory.dmp

Filesize
24KB

Download
memory/1620-56-0x0000000000A10000-0x0000000000A3E000-memory.dmp

Filesize
184KB

Download
memory/2768-48-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/2768-20-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-39-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-37-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-35-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-33-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-43-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-31-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-29-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-27-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-25-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-23-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-21-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-41-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-49-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/2768-50-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/2768-52-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/2768-45-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-47-0x0000000004AD0000-0x0000000004AE2000-memory.dmp

Filesize
72KB

Download
memory/2768-19-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/2768-18-0x0000000004AD0000-0x0000000004AE8000-memory.dmp

Filesize
96KB

Download
memory/2768-17-0x0000000004C10000-0x00000000051B4000-memory.dmp

Filesize
5.6MB

Download
memory/2768-16-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/2768-15-0x0000000002230000-0x000000000224A000-memory.dmp

Filesize
104KB

Download
memory/2768-14-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads