healer | c6fc90fabc42039f1f8ffe15d248ef7c9d6cdba42bde774319a865dfdcc52f94

General

Target

c6fc90fabc42039f1f8ffe15d248ef7c9d6cdba42bde774319a865dfdcc52f94.exe
Size

478KB
MD5

342ff26e2618fb83781b0f6c12cdc9c2
SHA1

71ee9d3cdc1b1b1fe80427fd176accdf920a5b17
SHA256

c6fc90fabc42039f1f8ffe15d248ef7c9d6cdba42bde774319a865dfdcc52f94
SHA512

e88e33337a5b471248972d4d0d82c3d846b6273b1852c85b2c838a713e1430425c596970b1facff655f9bedcd64dd699b0e68378bcc71ecd71037d106a016fb0
SSDEEP

12288:dMrFy90zVvY6Zna4k/nklBOFGNtyGUqkRRfqpZpW:EyahY6ZaJklBOs+GUqySPk

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/4580-19-0x0000000002500000-0x000000000251A000-memory.dmp	healer
behavioral1/memory/4580-21-0x0000000002700000-0x0000000002718000-memory.dmp	healer
behavioral1/memory/4580-41-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/4580-49-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/4580-47-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/4580-45-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/4580-43-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/4580-39-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/4580-37-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/4580-35-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/4580-33-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/4580-31-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/4580-29-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/4580-25-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/4580-23-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/4580-22-0x0000000002700000-0x0000000002712000-memory.dmp	healer
behavioral1/memory/4580-27-0x0000000002700000-0x0000000002712000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer
Healer family
healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 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	bOM34Oi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bOM34Oi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bOM34Oi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bOM34Oi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	bOM34Oi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bOM34Oi.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/0x0007000000023c86-58.dat	family_redline
behavioral1/memory/3100-60-0x00000000007D0000-0x0000000000802000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
4456	noV74Ep.exe
4580	bOM34Oi.exe
3100	dnB45pK.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	bOM34Oi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bOM34Oi.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\\\""	c6fc90fabc42039f1f8ffe15d248ef7c9d6cdba42bde774319a865dfdcc52f94.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\\\""	noV74Ep.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1632	4580	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	c6fc90fabc42039f1f8ffe15d248ef7c9d6cdba42bde774319a865dfdcc52f94.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	noV74Ep.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bOM34Oi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dnB45pK.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4580	bOM34Oi.exe
4580	bOM34Oi.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4580	bOM34Oi.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3136 wrote to memory of 4456	3136	c6fc90fabc42039f1f8ffe15d248ef7c9d6cdba42bde774319a865dfdcc52f94.exe	83
PID 3136 wrote to memory of 4456	3136	c6fc90fabc42039f1f8ffe15d248ef7c9d6cdba42bde774319a865dfdcc52f94.exe	83
PID 3136 wrote to memory of 4456	3136	c6fc90fabc42039f1f8ffe15d248ef7c9d6cdba42bde774319a865dfdcc52f94.exe	83
PID 4456 wrote to memory of 4580	4456	noV74Ep.exe	84
PID 4456 wrote to memory of 4580	4456	noV74Ep.exe	84
PID 4456 wrote to memory of 4580	4456	noV74Ep.exe	84
PID 4456 wrote to memory of 3100	4456	noV74Ep.exe	96
PID 4456 wrote to memory of 3100	4456	noV74Ep.exe	96
PID 4456 wrote to memory of 3100	4456	noV74Ep.exe	96

C:\Users\Admin\AppData\Local\Temp\c6fc90fabc42039f1f8ffe15d248ef7c9d6cdba42bde774319a865dfdcc52f94.exe
"C:\Users\Admin\AppData\Local\Temp\c6fc90fabc42039f1f8ffe15d248ef7c9d6cdba42bde774319a865dfdcc52f94.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3136
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\noV74Ep.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\noV74Ep.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4456
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOM34Oi.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOM34Oi.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:4580
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 1028
      4⤵
      Program crash
      PID:1632
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dnB45pK.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dnB45pK.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4580 -ip 4580
1⤵
PID:4892

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\noV74Ep.exe

Filesize
374KB

MD5
87072c33042a21fd6c533497552e3533

SHA1
9fc91bfa930b0b8a97d4e579b862536bd85d0b4d

SHA256
6d38ad8531480c83967eee074e8083203132ac63635aa54fccd28f538c8afcef

SHA512
ab3948d65ab4b094ecca6778daa5bdd8144df10d778ca7223ee193b033a04a918c687705d7d14b95cc6478cd9feaff8c560cb466ae05681319ff7f69bd903c8c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOM34Oi.exe

Filesize
234KB

MD5
a7585267b7ee449583a37516dd0875f3

SHA1
5e1d49da2036caac2bc7f8148196a85279cfcd88

SHA256
5486cca58e0179df33a9eb3ab056acd4ff2c2c80ab610b7151215c8595c37a30

SHA512
20f4503b80fdc94499e9895dbe63e497f11098b785b7f504dc53c451a4df72555aa04e0ae02c2d11efe56c370f04325ba78d07df72bda4bdd7dc3007196a79c6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dnB45pK.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/3100-65-0x00000000053B0000-0x00000000053FC000-memory.dmp

Filesize
304KB

Download
memory/3100-64-0x0000000005230000-0x000000000526C000-memory.dmp

Filesize
240KB

Download
memory/3100-63-0x00000000051D0000-0x00000000051E2000-memory.dmp

Filesize
72KB

Download
memory/3100-62-0x00000000052A0000-0x00000000053AA000-memory.dmp

Filesize
1.0MB

Download
memory/3100-61-0x00000000057B0000-0x0000000005DC8000-memory.dmp

Filesize
6.1MB

Download
memory/3100-60-0x00000000007D0000-0x0000000000802000-memory.dmp

Filesize
200KB

Download
memory/4580-31-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-22-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-47-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-45-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-43-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-39-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-37-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-35-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-33-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-41-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-29-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-25-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-23-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-49-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-27-0x0000000002700000-0x0000000002712000-memory.dmp

Filesize
72KB

Download
memory/4580-50-0x00000000009D0000-0x0000000000AD0000-memory.dmp

Filesize
1024KB

Download
memory/4580-51-0x00000000008F0000-0x000000000091D000-memory.dmp

Filesize
180KB

Download
memory/4580-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4580-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4580-55-0x0000000000400000-0x0000000000758000-memory.dmp

Filesize
3.3MB

Download
memory/4580-21-0x0000000002700000-0x0000000002718000-memory.dmp

Filesize
96KB

Download
memory/4580-20-0x0000000004FE0000-0x0000000005584000-memory.dmp

Filesize
5.6MB

Download
memory/4580-19-0x0000000002500000-0x000000000251A000-memory.dmp

Filesize
104KB

Download
memory/4580-18-0x0000000000400000-0x0000000000758000-memory.dmp

Filesize
3.3MB

Download
memory/4580-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4580-16-0x00000000008F0000-0x000000000091D000-memory.dmp

Filesize
180KB

Download
memory/4580-15-0x00000000009D0000-0x0000000000AD0000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads