healer | f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f

General

Target

f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe
Size

483KB
MD5

08e83553295708bddb7ffc73b4e55d87
SHA1

963ebd10c352cfea512e8b945a9160e4486303e7
SHA256

f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f
SHA512

a3f383c48e720fafcf6687f2cffff6a17387555b3d3e40c6f12304a59caa728892eabcbcd368477ed30a97edecf50d8d6a6b65a6bc9db6212c5eed32817a869e
SSDEEP

12288:gMrfy90z4beVPwrDpvTIlHHEoWwAUmEsKtd6+l9RSdDkPE4aLjD7Z:vy0DVPiZcHkokFtKtPkNocvl

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 19 IoCs

resource	yara_rule
behavioral1/files/0x000b000000023b7e-12.dat	healer
behavioral1/memory/2872-15-0x00000000007E0000-0x00000000007EA000-memory.dmp	healer
behavioral1/memory/2556-22-0x0000000002580000-0x000000000259A000-memory.dmp	healer
behavioral1/memory/2556-24-0x0000000002700000-0x0000000002718000-memory.dmp	healer
behavioral1/memory/2556-40-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/2556-52-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/2556-50-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/2556-48-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/2556-46-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/2556-44-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/2556-42-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/2556-38-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/2556-36-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/2556-34-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/2556-32-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/2556-30-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/2556-28-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/2556-26-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/2556-25-0x0000000002700000-0x0000000002712000-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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eny76Gy.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eny76Gy.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eny76Gy.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dzu91HE.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dzu91HE.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dzu91HE.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dzu91HE.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dzu91HE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dzu91HE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eny76Gy.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eny76Gy.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eny76Gy.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/0x000a000000023b7c-57.dat	family_redline
behavioral1/memory/1280-59-0x0000000000C20000-0x0000000000C52000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
2520	nXc53ah53.exe
2872	dzu91HE.exe
2556	eny76Gy.exe
1280	fWn51ZA.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"	dzu91HE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eny76Gy.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eny76Gy.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\\\""	f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.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\\\""	nXc53ah53.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
892	2556	WerFault.exe	97

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	f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nXc53ah53.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eny76Gy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fWn51ZA.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2872	dzu91HE.exe
2872	dzu91HE.exe
2556	eny76Gy.exe
2556	eny76Gy.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2872	dzu91HE.exe
Token: SeDebugPrivilege	2556	eny76Gy.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1460 wrote to memory of 2520	1460	f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe	83
PID 1460 wrote to memory of 2520	1460	f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe	83
PID 1460 wrote to memory of 2520	1460	f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe	83
PID 2520 wrote to memory of 2872	2520	nXc53ah53.exe	84
PID 2520 wrote to memory of 2872	2520	nXc53ah53.exe	84
PID 2520 wrote to memory of 2556	2520	nXc53ah53.exe	97
PID 2520 wrote to memory of 2556	2520	nXc53ah53.exe	97
PID 2520 wrote to memory of 2556	2520	nXc53ah53.exe	97
PID 1460 wrote to memory of 1280	1460	f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe	102
PID 1460 wrote to memory of 1280	1460	f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe	102
PID 1460 wrote to memory of 1280	1460	f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe	102

C:\Users\Admin\AppData\Local\Temp\f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe
"C:\Users\Admin\AppData\Local\Temp\f598b28ee296d220292f781eb018a838070e5d45b8f2f470c6ac2f941da53a2f.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1460
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXc53ah53.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXc53ah53.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2520
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu91HE.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu91HE.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2872
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eny76Gy.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eny76Gy.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:2556
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2556 -s 1096
      4⤵
      Program crash
      PID:892
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fWn51ZA.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fWn51ZA.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2556 -ip 2556
1⤵
PID:2420

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\fWn51ZA.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXc53ah53.exe

Filesize
338KB

MD5
43baa46c5b16db911905ad72eb16413f

SHA1
7b530e7a414bbaaafb797115dc4b92993d9d9d37

SHA256
4e763f0c5c0bbd94b81289b9547002eda5e5f2a663c6ddedd8861186320dfd84

SHA512
7d2392f73239ea190c8f975835bef611a9b6ca2272b34d0d7559608c4d71bfba8e3250622712ca01e5ecd4c25d89da083edc94cf1a3e024365a9bec855553bc6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu91HE.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eny76Gy.exe

Filesize
249KB

MD5
e1c40efa8fa9e97504421e6fc9a8a0f5

SHA1
0259f2774737103d727f828caececf7b77623bd3

SHA256
3b82f13ce9d367f687a2f1646273697c31741a52e0bd4784107afe3a938ce698

SHA512
12cee7a790a19f70d1c75885098594840bf4dbef7da1a024f938363064db5ad498e030587f72d3e9e783a40695dd16a04777adee7ea9f3988fb2b50fa14694ec

Download Submit
memory/1280-64-0x00000000056D0000-0x000000000571C000-memory.dmp

Filesize
304KB

Download
memory/1280-63-0x0000000005550000-0x000000000558C000-memory.dmp

Filesize
240KB

Download
memory/1280-62-0x00000000054F0000-0x0000000005502000-memory.dmp

Filesize
72KB

Download
memory/1280-61-0x00000000055C0000-0x00000000056CA000-memory.dmp

Filesize
1.0MB

Download
memory/1280-60-0x0000000005A80000-0x0000000006098000-memory.dmp

Filesize
6.1MB

Download
memory/1280-59-0x0000000000C20000-0x0000000000C52000-memory.dmp

Filesize
200KB

Download
memory/2556-38-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-28-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-48-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-46-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-44-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-42-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-52-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-36-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-34-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-32-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-30-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-50-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-26-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-25-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-53-0x0000000000400000-0x00000000007BD000-memory.dmp

Filesize
3.7MB

Download
memory/2556-55-0x0000000000400000-0x00000000007BD000-memory.dmp

Filesize
3.7MB

Download
memory/2556-40-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/2556-24-0x0000000002700000-0x0000000002718000-memory.dmp

Filesize
96KB

Download
memory/2556-23-0x0000000004F50000-0x00000000054F4000-memory.dmp

Filesize
5.6MB

Download
memory/2556-22-0x0000000002580000-0x000000000259A000-memory.dmp

Filesize
104KB

Download
memory/2872-16-0x00007FFEE6793000-0x00007FFEE6795000-memory.dmp

Filesize
8KB

Download
memory/2872-15-0x00000000007E0000-0x00000000007EA000-memory.dmp

Filesize
40KB

Download
memory/2872-14-0x00007FFEE6793000-0x00007FFEE6795000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads