healer | 5cb43f9cb01a33a2483e2164259f2f4877e10091900b2e11a299aaad8ed2d69f

General

Target

5cb43f9cb01a33a2483e2164259f2f4877e10091900b2e11a299aaad8ed2d69f.exe
Size

471KB
MD5

148e2f6a10fd3c33b01b03d33f053d24
SHA1

9af3fe2244c39c99c56359ab7fdb1e30234e3311
SHA256

5cb43f9cb01a33a2483e2164259f2f4877e10091900b2e11a299aaad8ed2d69f
SHA512

48037c9366905dcf58d5649f52948d1440136f3d1e99830dc33ae0272b26818d433ea2d600ca890d787847ae05b6dea9d6cc3b775ce5b8ff8a5a272131fa617c
SSDEEP

12288:ZMr7y90trC6NOrFCppweGI8XHEotddUjc3Si:eyYnNsCppweGIyxCcX

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/3620-19-0x00000000025B0000-0x00000000025CA000-memory.dmp	healer
behavioral1/memory/3620-21-0x00000000028A0000-0x00000000028B8000-memory.dmp	healer
behavioral1/memory/3620-49-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/3620-48-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/3620-45-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/3620-44-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/3620-41-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/3620-39-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/3620-38-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/3620-35-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/3620-33-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/3620-31-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/3620-29-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/3620-27-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/3620-25-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/3620-23-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/3620-22-0x00000000028A0000-0x00000000028B2000-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	bYX99BT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bYX99BT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bYX99BT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bYX99BT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	bYX99BT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bYX99BT.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/0x0007000000023cb9-58.dat	family_redline
behavioral1/memory/1264-60-0x0000000000620000-0x0000000000652000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
4008	nbA51Cr.exe
3620	bYX99BT.exe
1264	dCM82ec.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	bYX99BT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bYX99BT.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\\\""	5cb43f9cb01a33a2483e2164259f2f4877e10091900b2e11a299aaad8ed2d69f.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\\\""	nbA51Cr.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3064	3620	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	bYX99BT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dCM82ec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5cb43f9cb01a33a2483e2164259f2f4877e10091900b2e11a299aaad8ed2d69f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nbA51Cr.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3620	bYX99BT.exe
3620	bYX99BT.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3620	bYX99BT.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4468 wrote to memory of 4008	4468	5cb43f9cb01a33a2483e2164259f2f4877e10091900b2e11a299aaad8ed2d69f.exe	83
PID 4468 wrote to memory of 4008	4468	5cb43f9cb01a33a2483e2164259f2f4877e10091900b2e11a299aaad8ed2d69f.exe	83
PID 4468 wrote to memory of 4008	4468	5cb43f9cb01a33a2483e2164259f2f4877e10091900b2e11a299aaad8ed2d69f.exe	83
PID 4008 wrote to memory of 3620	4008	nbA51Cr.exe	84
PID 4008 wrote to memory of 3620	4008	nbA51Cr.exe	84
PID 4008 wrote to memory of 3620	4008	nbA51Cr.exe	84
PID 4008 wrote to memory of 1264	4008	nbA51Cr.exe	99
PID 4008 wrote to memory of 1264	4008	nbA51Cr.exe	99
PID 4008 wrote to memory of 1264	4008	nbA51Cr.exe	99

C:\Users\Admin\AppData\Local\Temp\5cb43f9cb01a33a2483e2164259f2f4877e10091900b2e11a299aaad8ed2d69f.exe
"C:\Users\Admin\AppData\Local\Temp\5cb43f9cb01a33a2483e2164259f2f4877e10091900b2e11a299aaad8ed2d69f.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4468
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nbA51Cr.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nbA51Cr.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4008
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bYX99BT.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bYX99BT.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:3620
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3620 -s 1080
      4⤵
      Program crash
      PID:3064
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dCM82ec.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dCM82ec.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3620 -ip 3620
1⤵
PID:4796

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\nbA51Cr.exe

Filesize
367KB

MD5
59085b726b55b39fefb8c303d626f59d

SHA1
2fd8208b76ee9db177124e367c4e9ebb20442f7f

SHA256
1d5fbaad84a756f971e7b35e79388872be4c02787a2d5501a34576ed933f8840

SHA512
d8f2a4c7b14e73b841394b9fa0c84b1f80f11fbb9f5403af6d2fae7b0322462cd71d5c99f3922ebc5bcd81b688075ffed541feba2c185d5666ff695f840802f7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bYX99BT.exe

Filesize
221KB

MD5
650edc19b1aca3918cac9653356216eb

SHA1
ef9a1f60652100833594be40d28f9ffe6a2055fd

SHA256
0e711dbb0f5f93270c09a23732b1667c61f63a3eef25a7ef52a85ffa5423cf89

SHA512
296fb1cf316e10f7392cee004e879ff8870b643378c2b8ad55346523eaea0863e7948a709c1aa693087cb18f6aa16e84dc5e0da13f0839275a649a1c9daece19

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dCM82ec.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/1264-65-0x0000000005210000-0x000000000525C000-memory.dmp

Filesize
304KB

Download
memory/1264-64-0x00000000050A0000-0x00000000050DC000-memory.dmp

Filesize
240KB

Download
memory/1264-63-0x0000000005040000-0x0000000005052000-memory.dmp

Filesize
72KB

Download
memory/1264-62-0x0000000005100000-0x000000000520A000-memory.dmp

Filesize
1.0MB

Download
memory/1264-61-0x0000000005580000-0x0000000005B98000-memory.dmp

Filesize
6.1MB

Download
memory/1264-60-0x0000000000620000-0x0000000000652000-memory.dmp

Filesize
200KB

Download
memory/3620-31-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-23-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-45-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-44-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-41-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-39-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-38-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-35-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-33-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-49-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-29-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-27-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-25-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-48-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-22-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/3620-50-0x0000000000910000-0x0000000000A10000-memory.dmp

Filesize
1024KB

Download
memory/3620-51-0x00000000008C0000-0x00000000008ED000-memory.dmp

Filesize
180KB

Download
memory/3620-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3620-55-0x0000000000400000-0x0000000000755000-memory.dmp

Filesize
3.3MB

Download
memory/3620-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3620-21-0x00000000028A0000-0x00000000028B8000-memory.dmp

Filesize
96KB

Download
memory/3620-20-0x0000000004E40000-0x00000000053E4000-memory.dmp

Filesize
5.6MB

Download
memory/3620-19-0x00000000025B0000-0x00000000025CA000-memory.dmp

Filesize
104KB

Download
memory/3620-18-0x0000000000400000-0x0000000000755000-memory.dmp

Filesize
3.3MB

Download
memory/3620-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3620-16-0x00000000008C0000-0x00000000008ED000-memory.dmp

Filesize
180KB

Download
memory/3620-15-0x0000000000910000-0x0000000000A10000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads