healer | da618820eb8b4e7ecaf9a313225c248527168ea07dae314e364d3140962f9207

General

Target

da618820eb8b4e7ecaf9a313225c248527168ea07dae314e364d3140962f9207.exe
Size

481KB
MD5

869bef35447bca0a471e1c3f42be618b
SHA1

7fb961e699a0997cb7772a958ee08bf7ffe1b8b2
SHA256

da618820eb8b4e7ecaf9a313225c248527168ea07dae314e364d3140962f9207
SHA512

e9d9fe3fd6509927219335283f706b420ae3c4b7058a92d7282744e8e308a033615d1303e3457dd4a354374baccfccff72afe0acac71a3e31b58b0d51a49c0ab
SSDEEP

12288:GMrXy90rWTggl5p/cBVTrU51AUPqSs8K9Z:tyKWsgt/co5WUy+Kf

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/0x000b000000023b7b-12.dat	healer
behavioral1/memory/4728-14-0x00000000006C0000-0x00000000006CA000-memory.dmp	healer
behavioral1/memory/2508-22-0x00000000023F0000-0x000000000240A000-memory.dmp	healer
behavioral1/memory/2508-24-0x0000000002410000-0x0000000002428000-memory.dmp	healer
behavioral1/memory/2508-25-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2508-32-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2508-50-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2508-48-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2508-46-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2508-45-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2508-42-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2508-40-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2508-38-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2508-36-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2508-34-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2508-30-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2508-52-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2508-28-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2508-26-0x0000000002410000-0x0000000002422000-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"	dXx94zy.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dXx94zy.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dXx94zy.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	etf66JL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	etf66JL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	etf66JL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	etf66JL.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dXx94zy.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dXx94zy.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dXx94zy.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	etf66JL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	etf66JL.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/0x000a000000023b79-57.dat	family_redline
behavioral1/memory/2520-59-0x0000000000C50000-0x0000000000C82000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
3652	nGG55AE28.exe
4728	dXx94zy.exe
2508	etf66JL.exe
2520	fhg48DQ.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"	dXx94zy.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	etf66JL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	etf66JL.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\\\""	da618820eb8b4e7ecaf9a313225c248527168ea07dae314e364d3140962f9207.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\\\""	nGG55AE28.exe

Launches sc.exe 1 IoCs

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

pid	Process
2720	sc.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4732	2508	WerFault.exe	94

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	da618820eb8b4e7ecaf9a313225c248527168ea07dae314e364d3140962f9207.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nGG55AE28.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	etf66JL.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fhg48DQ.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4728	dXx94zy.exe
4728	dXx94zy.exe
2508	etf66JL.exe
2508	etf66JL.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4728	dXx94zy.exe
Token: SeDebugPrivilege	2508	etf66JL.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4676 wrote to memory of 3652	4676	da618820eb8b4e7ecaf9a313225c248527168ea07dae314e364d3140962f9207.exe	84
PID 4676 wrote to memory of 3652	4676	da618820eb8b4e7ecaf9a313225c248527168ea07dae314e364d3140962f9207.exe	84
PID 4676 wrote to memory of 3652	4676	da618820eb8b4e7ecaf9a313225c248527168ea07dae314e364d3140962f9207.exe	84
PID 3652 wrote to memory of 4728	3652	nGG55AE28.exe	85
PID 3652 wrote to memory of 4728	3652	nGG55AE28.exe	85
PID 3652 wrote to memory of 2508	3652	nGG55AE28.exe	94
PID 3652 wrote to memory of 2508	3652	nGG55AE28.exe	94
PID 3652 wrote to memory of 2508	3652	nGG55AE28.exe	94
PID 4676 wrote to memory of 2520	4676	da618820eb8b4e7ecaf9a313225c248527168ea07dae314e364d3140962f9207.exe	98
PID 4676 wrote to memory of 2520	4676	da618820eb8b4e7ecaf9a313225c248527168ea07dae314e364d3140962f9207.exe	98
PID 4676 wrote to memory of 2520	4676	da618820eb8b4e7ecaf9a313225c248527168ea07dae314e364d3140962f9207.exe	98

C:\Users\Admin\AppData\Local\Temp\da618820eb8b4e7ecaf9a313225c248527168ea07dae314e364d3140962f9207.exe
"C:\Users\Admin\AppData\Local\Temp\da618820eb8b4e7ecaf9a313225c248527168ea07dae314e364d3140962f9207.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4676
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGG55AE28.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGG55AE28.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3652
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dXx94zy.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dXx94zy.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4728
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\etf66JL.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\etf66JL.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:2508
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2508 -s 1080
      4⤵
      Program crash
      PID:4732
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhg48DQ.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhg48DQ.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2508 -ip 2508
1⤵
PID:3016

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:2720

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\fhg48DQ.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGG55AE28.exe

Filesize
337KB

MD5
fbcbb3ca30f5b5b559888df14903fcb3

SHA1
bf4017cf30fcc84e0aee52700dd79d76fcbb25cb

SHA256
50c1c72757e5397c18dafe9fa7629868b26843900007c6ceb2d52ac00e5e1f00

SHA512
2210cb266a58605aac1bb3a1899c4a0535f8dddf8fc19091545c6b1c9a126e7b79428435099d083c43792217adb2056212dd35145243aece5a892478f5ec17b3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dXx94zy.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\etf66JL.exe

Filesize
245KB

MD5
d23b6e7f93be0600ef70b88eba0b02e9

SHA1
7c173033fa51159637ce720cb649aee8cc1b5e1a

SHA256
31cde2aab228129ca55f961c3eeb3e774cf25888f4efd33565193fe483e36f12

SHA512
f66e8ef13b54109de28bbc92cdca91047283f12bb54a07ded4dd605bee956bde27ad36c45944ba7f2d890a063e15957c1b3c8d376658aec6404896c187c55f98

Download Submit
memory/2508-40-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2508-34-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2508-22-0x00000000023F0000-0x000000000240A000-memory.dmp

Filesize
104KB

Download
memory/2508-23-0x0000000004BF0000-0x0000000005194000-memory.dmp

Filesize
5.6MB

Download
memory/2508-24-0x0000000002410000-0x0000000002428000-memory.dmp

Filesize
96KB

Download
memory/2508-25-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2508-32-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2508-50-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2508-48-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2508-46-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2508-45-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2508-42-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2508-55-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/2508-38-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2508-36-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2508-53-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/2508-30-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2508-52-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2508-28-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2508-26-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2520-59-0x0000000000C50000-0x0000000000C82000-memory.dmp

Filesize
200KB

Download
memory/2520-60-0x0000000005BA0000-0x00000000061B8000-memory.dmp

Filesize
6.1MB

Download
memory/2520-61-0x0000000005720000-0x000000000582A000-memory.dmp

Filesize
1.0MB

Download
memory/2520-62-0x0000000005650000-0x0000000005662000-memory.dmp

Filesize
72KB

Download
memory/2520-63-0x00000000056B0000-0x00000000056EC000-memory.dmp

Filesize
240KB

Download
memory/2520-64-0x0000000005830000-0x000000000587C000-memory.dmp

Filesize
304KB

Download
memory/4728-17-0x00007FFA6AED0000-0x00007FFA6B0C5000-memory.dmp

Filesize
2.0MB

Download
memory/4728-15-0x00007FFA6AED0000-0x00007FFA6B0C5000-memory.dmp

Filesize
2.0MB

Download
memory/4728-14-0x00000000006C0000-0x00000000006CA000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads