healer | 14e3d10e3cd76e4ee96eee8b064f9dda44d39d2e4271f89df235a2d156d845dd

General

Target

14e3d10e3cd76e4ee96eee8b064f9dda44d39d2e4271f89df235a2d156d845dd.exe
Size

701KB
MD5

08cc18b73121dbcb94fc90f4078dcd60
SHA1

96138f8a255f8deecabbe626a070b28b74c1cf9a
SHA256

14e3d10e3cd76e4ee96eee8b064f9dda44d39d2e4271f89df235a2d156d845dd
SHA512

98b5aef5f9dd3227fa93e56f00476e4cb19ad64c28485c07d5f76b9f02e47bc145d67cd6f93f8a4842b0deb55b6ff3ce2c70b64c3bcd4d8b75a2c18e18498279
SSDEEP

12288:0Mrwy90VBvrRAruJL1YMIhbETipnpKt7DYkQNpi4uku6HkqNoN9cZn:8yiNGru9XIhtpngtnYk0BukCAn

Score

10^/10

healer redline dubka discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

dubka

C2

193.233.20.13:4136

Attributes

auth_value
e5a9421183a033f283b2f23139b471f0

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral1/files/0x0008000000023caf-19.dat	healer
behavioral1/memory/2972-22-0x00000000009C0000-0x00000000009CA000-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\DisableScanOnRealtimeEnable = "1"	kdD73Vc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	kdD73Vc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	kdD73Vc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	kdD73Vc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	kdD73Vc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	kdD73Vc.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/0x0007000000023cb0-26.dat	family_redline
behavioral1/memory/536-28-0x00000000008A0000-0x00000000008D2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
4756	dhb5572.exe
4664	deO6756.exe
2972	kdD73Vc.exe
536	nqL00CK.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"	kdD73Vc.exe

Adds Run key to start application 2 TTPs 3 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\\\""	14e3d10e3cd76e4ee96eee8b064f9dda44d39d2e4271f89df235a2d156d845dd.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\\\""	dhb5572.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	deO6756.exe

Launches sc.exe 1 IoCs

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

pid	Process
3108	sc.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	14e3d10e3cd76e4ee96eee8b064f9dda44d39d2e4271f89df235a2d156d845dd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dhb5572.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	deO6756.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nqL00CK.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2972	kdD73Vc.exe
2972	kdD73Vc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2972	kdD73Vc.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4812 wrote to memory of 4756	4812	14e3d10e3cd76e4ee96eee8b064f9dda44d39d2e4271f89df235a2d156d845dd.exe	84
PID 4812 wrote to memory of 4756	4812	14e3d10e3cd76e4ee96eee8b064f9dda44d39d2e4271f89df235a2d156d845dd.exe	84
PID 4812 wrote to memory of 4756	4812	14e3d10e3cd76e4ee96eee8b064f9dda44d39d2e4271f89df235a2d156d845dd.exe	84
PID 4756 wrote to memory of 4664	4756	dhb5572.exe	85
PID 4756 wrote to memory of 4664	4756	dhb5572.exe	85
PID 4756 wrote to memory of 4664	4756	dhb5572.exe	85
PID 4664 wrote to memory of 2972	4664	deO6756.exe	86
PID 4664 wrote to memory of 2972	4664	deO6756.exe	86
PID 4664 wrote to memory of 536	4664	deO6756.exe	95
PID 4664 wrote to memory of 536	4664	deO6756.exe	95
PID 4664 wrote to memory of 536	4664	deO6756.exe	95

C:\Users\Admin\AppData\Local\Temp\14e3d10e3cd76e4ee96eee8b064f9dda44d39d2e4271f89df235a2d156d845dd.exe
"C:\Users\Admin\AppData\Local\Temp\14e3d10e3cd76e4ee96eee8b064f9dda44d39d2e4271f89df235a2d156d845dd.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4812
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dhb5572.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dhb5572.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4756
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deO6756.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deO6756.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4664
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kdD73Vc.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kdD73Vc.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2972
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nqL00CK.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nqL00CK.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:536

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:3108

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dhb5572.exe

Filesize
556KB

MD5
28a6fa90ebc4c089f1ac7a5eaa8957dc

SHA1
8530b200a1976a14c63094f71b03c5c5c9b9dfef

SHA256
c4eb5f1e01a8bef3e6b6d6c38b1ed4211874df4993877d1a454aeaaeb6c03e02

SHA512
6f89797110f9b93dc2daf20e7a02622923925db567aa19c36cddd31110857b59d2dfe21e6d05fa6ba3e80bff631da8310e35b1be3ccd0a9f4093d2845149f344

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deO6756.exe

Filesize
202KB

MD5
78faf6cb69150b3cb963891bc3c42d72

SHA1
9d3468bb318191d88565356570237d1e338e40ce

SHA256
bd74badf95cee0b1941b14175b9fdc53348a5cfdd8a11011afd3858440eda642

SHA512
9e1002c4e634fb4e02ca682f8aca2fe3f26440447623ba6aded2b0e6d17ef945d3bdcc235a17bd2446928a39cfe5d32dc1816e621800c0c6469ae12896af3d43

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kdD73Vc.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nqL00CK.exe

Filesize
175KB

MD5
dd0c9e110c68ce1fa5308979ef718f7b

SHA1
473deb8069f0841d47b74b7f414dacc6f96eca78

SHA256
dc28c9d9ab3f30222ed59f3991c5981bec40604e725ece488d8599eef917a7b3

SHA512
29bd76da816b13b31c938a3f8699d2f5942a24c9ef61fddcac490e0a30f82c1a4a76ca9a6866a8d2c8e57566f66b3aea31e7f70646d3ebef63c63a06f8fe2236

Download Submit
memory/536-30-0x0000000005380000-0x000000000548A000-memory.dmp

Filesize
1.0MB

Download
memory/536-28-0x00000000008A0000-0x00000000008D2000-memory.dmp

Filesize
200KB

Download
memory/536-29-0x0000000005880000-0x0000000005E98000-memory.dmp

Filesize
6.1MB

Download
memory/536-31-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/536-32-0x0000000005320000-0x000000000535C000-memory.dmp

Filesize
240KB

Download
memory/536-33-0x0000000005490000-0x00000000054DC000-memory.dmp

Filesize
304KB

Download
memory/2972-23-0x00007FFF17893000-0x00007FFF17895000-memory.dmp

Filesize
8KB

Download
memory/2972-22-0x00000000009C0000-0x00000000009CA000-memory.dmp

Filesize
40KB

Download
memory/2972-21-0x00007FFF17893000-0x00007FFF17895000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads