healer | 635a22985db779b36f214a3edbad69f332cbe346049fd6ed61995e15768cc8f6

General

Target

635a22985db779b36f214a3edbad69f332cbe346049fd6ed61995e15768cc8f6.exe
Size

471KB
MD5

51183995acd59d54fb466b1f2328fd86
SHA1

9ca74e77ca814ce35a81684f1bf932ad71438033
SHA256

635a22985db779b36f214a3edbad69f332cbe346049fd6ed61995e15768cc8f6
SHA512

bb424bc974c595bb870711b7cea4423c287fef11d8d5e1ff278a544a7f3e1ddbc5a88b4150ab0d6370e3dac1569418ae8a14f8b085b124ec03ebd8250df15ea8
SSDEEP

12288:HMrFy90dxw1VtJPQYCzeIDE/ElD9Ah/ITzDDhtWP:eyFVtNQYKeIUElRYATHe

Score

10^/10

healer redline fukia discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

fukia

C2

193.233.20.13:4136

Attributes

auth_value
e5783636fbd9e4f0cf9a017bce02e67e

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/3552-19-0x0000000002770000-0x000000000278A000-memory.dmp	healer
behavioral1/memory/3552-21-0x0000000005300000-0x0000000005318000-memory.dmp	healer
behavioral1/memory/3552-25-0x0000000005300000-0x0000000005312000-memory.dmp	healer
behavioral1/memory/3552-49-0x0000000005300000-0x0000000005312000-memory.dmp	healer
behavioral1/memory/3552-47-0x0000000005300000-0x0000000005312000-memory.dmp	healer
behavioral1/memory/3552-45-0x0000000005300000-0x0000000005312000-memory.dmp	healer
behavioral1/memory/3552-43-0x0000000005300000-0x0000000005312000-memory.dmp	healer
behavioral1/memory/3552-41-0x0000000005300000-0x0000000005312000-memory.dmp	healer
behavioral1/memory/3552-39-0x0000000005300000-0x0000000005312000-memory.dmp	healer
behavioral1/memory/3552-37-0x0000000005300000-0x0000000005312000-memory.dmp	healer
behavioral1/memory/3552-35-0x0000000005300000-0x0000000005312000-memory.dmp	healer
behavioral1/memory/3552-34-0x0000000005300000-0x0000000005312000-memory.dmp	healer
behavioral1/memory/3552-32-0x0000000005300000-0x0000000005312000-memory.dmp	healer
behavioral1/memory/3552-30-0x0000000005300000-0x0000000005312000-memory.dmp	healer
behavioral1/memory/3552-27-0x0000000005300000-0x0000000005312000-memory.dmp	healer
behavioral1/memory/3552-23-0x0000000005300000-0x0000000005312000-memory.dmp	healer
behavioral1/memory/3552-22-0x0000000005300000-0x0000000005312000-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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	bqC90PD.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bqC90PD.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	bqC90PD.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bqC90PD.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bqC90PD.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bqC90PD.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/0x0009000000023baf-58.dat	family_redline
behavioral1/memory/4384-60-0x0000000000BD0000-0x0000000000C02000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
4192	nQT92SY.exe
3552	bqC90PD.exe
4384	dQD73MS.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	bqC90PD.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bqC90PD.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\\\""	635a22985db779b36f214a3edbad69f332cbe346049fd6ed61995e15768cc8f6.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\\\""	nQT92SY.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4232	3552	WerFault.exe	84

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	635a22985db779b36f214a3edbad69f332cbe346049fd6ed61995e15768cc8f6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nQT92SY.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bqC90PD.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dQD73MS.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3552	bqC90PD.exe
3552	bqC90PD.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3552	bqC90PD.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 4192	2712	635a22985db779b36f214a3edbad69f332cbe346049fd6ed61995e15768cc8f6.exe	83
PID 2712 wrote to memory of 4192	2712	635a22985db779b36f214a3edbad69f332cbe346049fd6ed61995e15768cc8f6.exe	83
PID 2712 wrote to memory of 4192	2712	635a22985db779b36f214a3edbad69f332cbe346049fd6ed61995e15768cc8f6.exe	83
PID 4192 wrote to memory of 3552	4192	nQT92SY.exe	84
PID 4192 wrote to memory of 3552	4192	nQT92SY.exe	84
PID 4192 wrote to memory of 3552	4192	nQT92SY.exe	84
PID 4192 wrote to memory of 4384	4192	nQT92SY.exe	99
PID 4192 wrote to memory of 4384	4192	nQT92SY.exe	99
PID 4192 wrote to memory of 4384	4192	nQT92SY.exe	99

C:\Users\Admin\AppData\Local\Temp\635a22985db779b36f214a3edbad69f332cbe346049fd6ed61995e15768cc8f6.exe
"C:\Users\Admin\AppData\Local\Temp\635a22985db779b36f214a3edbad69f332cbe346049fd6ed61995e15768cc8f6.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2712
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nQT92SY.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nQT92SY.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4192
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bqC90PD.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bqC90PD.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:3552
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 1084
      4⤵
      Program crash
      PID:4232
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dQD73MS.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dQD73MS.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3552 -ip 3552
1⤵
PID:1932

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\nQT92SY.exe

Filesize
367KB

MD5
3cbd6eb898852ea694ef10172f5cdd0a

SHA1
4e41195acda6623899af5149179341ed063c7a11

SHA256
b067aa5fb0288fd24452ef378683ff6b8b2289e23dc9bb76b8ec6a3e28b486db

SHA512
38b51230956c29d2de278d2b3e72cb08ca322bac3a65ca17b52d288cfefda3728dc2bc3b4df0c04fdbdeb18045708af9aa55a5134d5ed69193a0fd74d4985b4f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bqC90PD.exe

Filesize
221KB

MD5
4feb45b0494ebda3a75baf46d9a6ace6

SHA1
412a2e08c2def6996742c6e8fc20cfc982d30cd9

SHA256
3e361b1e9b10cdc0c9f294148c6f4b4bc0d93a4562a6b8dda641e870e1432f77

SHA512
d408c826beba95df794cd648f8ccb87d871c35368038bea9105c550b5b5f054241c75d73d46056a313aa045ff02a5322bac2e754d542bd7d469f9bd69cc87125

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dQD73MS.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/3552-34-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-49-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-18-0x0000000000400000-0x0000000000793000-memory.dmp

Filesize
3.6MB

Download
memory/3552-32-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-20-0x0000000004D50000-0x00000000052F4000-memory.dmp

Filesize
5.6MB

Download
memory/3552-21-0x0000000005300000-0x0000000005318000-memory.dmp

Filesize
96KB

Download
memory/3552-25-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-30-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-47-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-45-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-43-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-41-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-39-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-27-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-35-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-16-0x0000000000910000-0x000000000093D000-memory.dmp

Filesize
180KB

Download
memory/3552-19-0x0000000002770000-0x000000000278A000-memory.dmp

Filesize
104KB

Download
memory/3552-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3552-37-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-23-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-22-0x0000000005300000-0x0000000005312000-memory.dmp

Filesize
72KB

Download
memory/3552-50-0x0000000000990000-0x0000000000A90000-memory.dmp

Filesize
1024KB

Download
memory/3552-51-0x0000000000910000-0x000000000093D000-memory.dmp

Filesize
180KB

Download
memory/3552-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3552-55-0x0000000000400000-0x0000000000793000-memory.dmp

Filesize
3.6MB

Download
memory/3552-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3552-15-0x0000000000990000-0x0000000000A90000-memory.dmp

Filesize
1024KB

Download
memory/4384-60-0x0000000000BD0000-0x0000000000C02000-memory.dmp

Filesize
200KB

Download
memory/4384-61-0x0000000005A00000-0x0000000006018000-memory.dmp

Filesize
6.1MB

Download
memory/4384-62-0x0000000005570000-0x000000000567A000-memory.dmp

Filesize
1.0MB

Download
memory/4384-63-0x00000000054A0000-0x00000000054B2000-memory.dmp

Filesize
72KB

Download
memory/4384-64-0x0000000005510000-0x000000000554C000-memory.dmp

Filesize
240KB

Download
memory/4384-65-0x0000000005680000-0x00000000056CC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads