healer | ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f

General

Target

ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe
Size

500KB
MD5

bd15cfa6f9db4c32dd99cb7d33f1b861
SHA1

3e7db0a3c70d4c8681c92adbdbd81219c6a5926a
SHA256

ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f
SHA512

86922e87cd4fa8e2fd887047af46066e25f8c4974985009c634be975e9bf4a0affd86312e20aeb3124becb79cf70765291de1bdb132fb3507e2852414c67bb30
SSDEEP

6144:K5y+bnr+/p0yN90QEOEhSk7H7f2aQLMAvkhuUD24TyJeEvKJqMSNsUsQbxYwAmoJ:7Mr/y90sEhSif2lSDzTmvKyNsUY/1J

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/0x0008000000023cad-12.dat	healer
behavioral1/memory/3592-15-0x00000000006B0000-0x00000000006BA000-memory.dmp	healer
behavioral1/memory/4100-21-0x00000000027B0000-0x00000000027CA000-memory.dmp	healer
behavioral1/memory/4100-23-0x0000000004B70000-0x0000000004B88000-memory.dmp	healer
behavioral1/memory/4100-24-0x0000000004B70000-0x0000000004B82000-memory.dmp	healer
behavioral1/memory/4100-31-0x0000000004B70000-0x0000000004B82000-memory.dmp	healer
behavioral1/memory/4100-51-0x0000000004B70000-0x0000000004B82000-memory.dmp	healer
behavioral1/memory/4100-49-0x0000000004B70000-0x0000000004B82000-memory.dmp	healer
behavioral1/memory/4100-47-0x0000000004B70000-0x0000000004B82000-memory.dmp	healer
behavioral1/memory/4100-45-0x0000000004B70000-0x0000000004B82000-memory.dmp	healer
behavioral1/memory/4100-43-0x0000000004B70000-0x0000000004B82000-memory.dmp	healer
behavioral1/memory/4100-42-0x0000000004B70000-0x0000000004B82000-memory.dmp	healer
behavioral1/memory/4100-39-0x0000000004B70000-0x0000000004B82000-memory.dmp	healer
behavioral1/memory/4100-37-0x0000000004B70000-0x0000000004B82000-memory.dmp	healer
behavioral1/memory/4100-35-0x0000000004B70000-0x0000000004B82000-memory.dmp	healer
behavioral1/memory/4100-33-0x0000000004B70000-0x0000000004B82000-memory.dmp	healer
behavioral1/memory/4100-29-0x0000000004B70000-0x0000000004B82000-memory.dmp	healer
behavioral1/memory/4100-27-0x0000000004B70000-0x0000000004B82000-memory.dmp	healer
behavioral1/memory/4100-25-0x0000000004B70000-0x0000000004B82000-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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dbx03xm.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dbx03xm.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eTX50wl.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dbx03xm.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dbx03xm.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dbx03xm.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dbx03xm.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eTX50wl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eTX50wl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eTX50wl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eTX50wl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eTX50wl.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/0x0007000000023cab-56.dat	family_redline
behavioral1/memory/1752-58-0x0000000000920000-0x0000000000952000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
3516	neF70On04.exe
3592	dbx03xm.exe
4100	eTX50wl.exe
1752	fLv51kw.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"	dbx03xm.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eTX50wl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eTX50wl.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\\\""	ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.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\\\""	neF70On04.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
1240	sc.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4492	4100	WerFault.exe	93

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	eTX50wl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fLv51kw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	neF70On04.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3592	dbx03xm.exe
3592	dbx03xm.exe
4100	eTX50wl.exe
4100	eTX50wl.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3592	dbx03xm.exe
Token: SeDebugPrivilege	4100	eTX50wl.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4724 wrote to memory of 3516	4724	ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe	84
PID 4724 wrote to memory of 3516	4724	ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe	84
PID 4724 wrote to memory of 3516	4724	ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe	84
PID 3516 wrote to memory of 3592	3516	neF70On04.exe	85
PID 3516 wrote to memory of 3592	3516	neF70On04.exe	85
PID 3516 wrote to memory of 4100	3516	neF70On04.exe	93
PID 3516 wrote to memory of 4100	3516	neF70On04.exe	93
PID 3516 wrote to memory of 4100	3516	neF70On04.exe	93
PID 4724 wrote to memory of 1752	4724	ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe	97
PID 4724 wrote to memory of 1752	4724	ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe	97
PID 4724 wrote to memory of 1752	4724	ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe	97

C:\Users\Admin\AppData\Local\Temp\ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe
"C:\Users\Admin\AppData\Local\Temp\ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4724
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3516
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbx03xm.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbx03xm.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3592
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTX50wl.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTX50wl.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:4100
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4100 -s 1084
      4⤵
      Program crash
      PID:4492
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLv51kw.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLv51kw.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4100 -ip 4100
1⤵
PID:2488

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:1240

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\fLv51kw.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe

Filesize
355KB

MD5
5a0b584a23bc9327475e36141b284867

SHA1
ef584ea980cf6329643764c66b7a6dbc6a650402

SHA256
1ce7ba9376e7f2f10511b275b650f7fc806a282b04fc63cc05ce5450ad5fcd8e

SHA512
b36220ab24e5c8caf2e13b7d7c5ecde426e65840452071bb5371b923828180ed35aa451f9ae2259f10052c1599a7427a3038028ca0398fc165dfc0dba4405753

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbx03xm.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTX50wl.exe

Filesize
295KB

MD5
95d0521245af8d24fa72f2ce47cded32

SHA1
932f5b5afcf601b954e104b99e1ade36ab999751

SHA256
97b7275d4ab95bf2c78bef4ac6f1809830f976c9bbdc7b069d9ec9dc11611a1f

SHA512
ea320d07786dd617a4450f03f75c8453c3cf70df07cbbce075f45aaf7033be2430798dcccf220e1f8caed30283c235dd1e484d5056152457475ec204153a1c2e

Download Submit
memory/1752-63-0x0000000005500000-0x000000000554C000-memory.dmp

Filesize
304KB

Download
memory/1752-62-0x0000000005380000-0x00000000053BC000-memory.dmp

Filesize
240KB

Download
memory/1752-61-0x0000000005320000-0x0000000005332000-memory.dmp

Filesize
72KB

Download
memory/1752-60-0x00000000053F0000-0x00000000054FA000-memory.dmp

Filesize
1.0MB

Download
memory/1752-59-0x00000000058E0000-0x0000000005EF8000-memory.dmp

Filesize
6.1MB

Download
memory/1752-58-0x0000000000920000-0x0000000000952000-memory.dmp

Filesize
200KB

Download
memory/3592-14-0x00007FFD7EFB3000-0x00007FFD7EFB5000-memory.dmp

Filesize
8KB

Download
memory/3592-15-0x00000000006B0000-0x00000000006BA000-memory.dmp

Filesize
40KB

Download
memory/4100-39-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-27-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-43-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-42-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-47-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-37-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-35-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-33-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-29-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-45-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-25-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-52-0x0000000000400000-0x00000000005E3000-memory.dmp

Filesize
1.9MB

Download
memory/4100-54-0x0000000000400000-0x00000000005E3000-memory.dmp

Filesize
1.9MB

Download
memory/4100-49-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-51-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-31-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-24-0x0000000004B70000-0x0000000004B82000-memory.dmp

Filesize
72KB

Download
memory/4100-23-0x0000000004B70000-0x0000000004B88000-memory.dmp

Filesize
96KB

Download
memory/4100-22-0x0000000004CA0000-0x0000000005244000-memory.dmp

Filesize
5.6MB

Download
memory/4100-21-0x00000000027B0000-0x00000000027CA000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads