healer | 295df8f1fa39cc3b082d61ff0164582bea7b669fa45c54d82ff788a5dfe7f029

General

Target

295df8f1fa39cc3b082d61ff0164582bea7b669fa45c54d82ff788a5dfe7f029.exe
Size

470KB
MD5

df95c994b48bc8ee6dc85f8d30d16544
SHA1

6175e21812eb40b18092420c727d065876c2d287
SHA256

295df8f1fa39cc3b082d61ff0164582bea7b669fa45c54d82ff788a5dfe7f029
SHA512

429cb1695f337d63a5a72585d199914be581d11b0ff1d0cc548d24a14ad2658ed1ad390b3e5e06cafe1ee9c391b32ee54b658a03016e809d8d2fad7f24f33d5c
SSDEEP

6144:Kny+bnr+hp0yN90QEYEmPHCqKpF3jPKNDj/WC/nHgrEELilBh0EHur9mwafmVV3w:ZMr5y90YHCqKpJ6PDFg91VV3gWc

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/4160-19-0x00000000024F0000-0x000000000250A000-memory.dmp	healer
behavioral1/memory/4160-21-0x00000000028A0000-0x00000000028B8000-memory.dmp	healer
behavioral1/memory/4160-27-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/4160-49-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/4160-47-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/4160-45-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/4160-43-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/4160-41-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/4160-39-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/4160-37-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/4160-35-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/4160-33-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/4160-31-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/4160-29-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/4160-25-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/4160-23-0x00000000028A0000-0x00000000028B2000-memory.dmp	healer
behavioral1/memory/4160-22-0x00000000028A0000-0x00000000028B2000-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	bBe21Fw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bBe21Fw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bBe21Fw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bBe21Fw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	bBe21Fw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bBe21Fw.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/0x0007000000023caa-58.dat	family_redline
behavioral1/memory/348-60-0x0000000000ED0000-0x0000000000F02000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
1632	nnH19Xv.exe
4160	bBe21Fw.exe
348	dRi04yN.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	bBe21Fw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bBe21Fw.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\\\""	295df8f1fa39cc3b082d61ff0164582bea7b669fa45c54d82ff788a5dfe7f029.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\\\""	nnH19Xv.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2308	4160	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	295df8f1fa39cc3b082d61ff0164582bea7b669fa45c54d82ff788a5dfe7f029.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nnH19Xv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bBe21Fw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dRi04yN.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4160	bBe21Fw.exe
4160	bBe21Fw.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4160	bBe21Fw.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2452 wrote to memory of 1632	2452	295df8f1fa39cc3b082d61ff0164582bea7b669fa45c54d82ff788a5dfe7f029.exe	83
PID 2452 wrote to memory of 1632	2452	295df8f1fa39cc3b082d61ff0164582bea7b669fa45c54d82ff788a5dfe7f029.exe	83
PID 2452 wrote to memory of 1632	2452	295df8f1fa39cc3b082d61ff0164582bea7b669fa45c54d82ff788a5dfe7f029.exe	83
PID 1632 wrote to memory of 4160	1632	nnH19Xv.exe	84
PID 1632 wrote to memory of 4160	1632	nnH19Xv.exe	84
PID 1632 wrote to memory of 4160	1632	nnH19Xv.exe	84
PID 1632 wrote to memory of 348	1632	nnH19Xv.exe	99
PID 1632 wrote to memory of 348	1632	nnH19Xv.exe	99
PID 1632 wrote to memory of 348	1632	nnH19Xv.exe	99

C:\Users\Admin\AppData\Local\Temp\295df8f1fa39cc3b082d61ff0164582bea7b669fa45c54d82ff788a5dfe7f029.exe
"C:\Users\Admin\AppData\Local\Temp\295df8f1fa39cc3b082d61ff0164582bea7b669fa45c54d82ff788a5dfe7f029.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2452
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nnH19Xv.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nnH19Xv.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1632
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBe21Fw.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBe21Fw.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:4160
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4160 -s 1080
      4⤵
      Program crash
      PID:2308
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRi04yN.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRi04yN.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4160 -ip 4160
1⤵
PID:1228

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\nnH19Xv.exe

Filesize
366KB

MD5
c49cee6b9af34350f91eb11cfa43bada

SHA1
2f913470e7332d1851322b537e12061e9b5d509a

SHA256
2cae61b7af915afdef29918f2915c81b13450b85b0e3c6e8a1b1ab9b18d3a762

SHA512
c74361de7173f7b76fe564ed12160cf6e70a0811a979f5f60f1b1586c4d674c8f4f45f3408bf7773d93d50533a2e755dd72c366c69dcd6660b5d99c799e43fcc

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBe21Fw.exe

Filesize
220KB

MD5
de42ca5e48e76be8fc7fd36752b6eb50

SHA1
c594fea49882a1f0c4745c38de903c8f3e963acd

SHA256
9be125a22fe4bbedcd63b46faf563f107bb54c1f6c894e45b4794c3e184aa0aa

SHA512
b4dbe8b6ed6cf26a7225ef2a8af07629fdcc447920dd8bb5362cefdbbafe439ef92e5011c8c26716dba06646d161eca676470e484995173dd39dc42db454ff7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRi04yN.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/348-65-0x0000000005980000-0x00000000059CC000-memory.dmp

Filesize
304KB

Download
memory/348-64-0x0000000005800000-0x000000000583C000-memory.dmp

Filesize
240KB

Download
memory/348-63-0x00000000057A0000-0x00000000057B2000-memory.dmp

Filesize
72KB

Download
memory/348-62-0x0000000005870000-0x000000000597A000-memory.dmp

Filesize
1.0MB

Download
memory/348-61-0x0000000005D60000-0x0000000006378000-memory.dmp

Filesize
6.1MB

Download
memory/348-60-0x0000000000ED0000-0x0000000000F02000-memory.dmp

Filesize
200KB

Download
memory/4160-33-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-23-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-47-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-45-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-43-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-41-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-39-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-37-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-35-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-27-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-31-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-29-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-25-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-49-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-22-0x00000000028A0000-0x00000000028B2000-memory.dmp

Filesize
72KB

Download
memory/4160-50-0x00000000008D0000-0x00000000009D0000-memory.dmp

Filesize
1024KB

Download
memory/4160-51-0x0000000000830000-0x000000000085D000-memory.dmp

Filesize
180KB

Download
memory/4160-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4160-55-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/4160-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4160-21-0x00000000028A0000-0x00000000028B8000-memory.dmp

Filesize
96KB

Download
memory/4160-20-0x0000000004F80000-0x0000000005524000-memory.dmp

Filesize
5.6MB

Download
memory/4160-19-0x00000000024F0000-0x000000000250A000-memory.dmp

Filesize
104KB

Download
memory/4160-18-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/4160-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4160-16-0x0000000000830000-0x000000000085D000-memory.dmp

Filesize
180KB

Download
memory/4160-15-0x00000000008D0000-0x00000000009D0000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads