healer | f2f16a3d583ec7cf95b8626dcb03b087a96613ce1afb681ee9c93b76bdb36969

General

Target

f2f16a3d583ec7cf95b8626dcb03b087a96613ce1afb681ee9c93b76bdb36969.exe
Size

483KB
MD5

fe5ca883b6c8488cf50688f201bf45a9
SHA1

1a5073cbaaeea39897f3ade47c046beb37b7b50b
SHA256

f2f16a3d583ec7cf95b8626dcb03b087a96613ce1afb681ee9c93b76bdb36969
SHA512

597d2d60f198fd19b65519bbc8db0fd11b41055373e69d712a84e1fb6f52a75d02d3995e420c878b13b24d058569dbe9a602cb7f7ab53fa17b50ba1bbc007295
SSDEEP

6144:Koy+bnr+2p0yN90QEi1bhp3K8k+XE6NhQSPN6c/Xyh/D8SyVFmULy6pjtgL4MJ:gMrGy90a/K83ESlPdiyFmULy69u4MJ

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/0x0032000000023b71-12.dat	healer
behavioral1/memory/1472-15-0x0000000000F00000-0x0000000000F0A000-memory.dmp	healer
behavioral1/memory/3676-22-0x00000000022E0000-0x00000000022FA000-memory.dmp	healer
behavioral1/memory/3676-24-0x00000000025E0000-0x00000000025F8000-memory.dmp	healer
behavioral1/memory/3676-52-0x00000000025E0000-0x00000000025F2000-memory.dmp	healer
behavioral1/memory/3676-51-0x00000000025E0000-0x00000000025F2000-memory.dmp	healer
behavioral1/memory/3676-49-0x00000000025E0000-0x00000000025F2000-memory.dmp	healer
behavioral1/memory/3676-46-0x00000000025E0000-0x00000000025F2000-memory.dmp	healer
behavioral1/memory/3676-44-0x00000000025E0000-0x00000000025F2000-memory.dmp	healer
behavioral1/memory/3676-42-0x00000000025E0000-0x00000000025F2000-memory.dmp	healer
behavioral1/memory/3676-40-0x00000000025E0000-0x00000000025F2000-memory.dmp	healer
behavioral1/memory/3676-38-0x00000000025E0000-0x00000000025F2000-memory.dmp	healer
behavioral1/memory/3676-36-0x00000000025E0000-0x00000000025F2000-memory.dmp	healer
behavioral1/memory/3676-34-0x00000000025E0000-0x00000000025F2000-memory.dmp	healer
behavioral1/memory/3676-32-0x00000000025E0000-0x00000000025F2000-memory.dmp	healer
behavioral1/memory/3676-30-0x00000000025E0000-0x00000000025F2000-memory.dmp	healer
behavioral1/memory/3676-28-0x00000000025E0000-0x00000000025F2000-memory.dmp	healer
behavioral1/memory/3676-26-0x00000000025E0000-0x00000000025F2000-memory.dmp	healer
behavioral1/memory/3676-25-0x00000000025E0000-0x00000000025F2000-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\DisableScanOnRealtimeEnable = "1"	dIL31iS.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eIl03RR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eIl03RR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eIl03RR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eIl03RR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dIL31iS.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dIL31iS.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dIL31iS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eIl03RR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eIl03RR.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dIL31iS.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dIL31iS.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/0x000a000000023b6e-57.dat	family_redline
behavioral1/memory/4936-59-0x0000000000EE0000-0x0000000000F12000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
2416	nVc81yX51.exe
1472	dIL31iS.exe
3676	eIl03RR.exe
4936	fsH43vb.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\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eIl03RR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	dIL31iS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eIl03RR.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\\\""	f2f16a3d583ec7cf95b8626dcb03b087a96613ce1afb681ee9c93b76bdb36969.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\\\""	nVc81yX51.exe

Launches sc.exe 1 IoCs

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

pid	Process
3544	sc.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2844	3676	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	f2f16a3d583ec7cf95b8626dcb03b087a96613ce1afb681ee9c93b76bdb36969.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nVc81yX51.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eIl03RR.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fsH43vb.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1472	dIL31iS.exe
1472	dIL31iS.exe
3676	eIl03RR.exe
3676	eIl03RR.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1472	dIL31iS.exe
Token: SeDebugPrivilege	3676	eIl03RR.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1404 wrote to memory of 2416	1404	f2f16a3d583ec7cf95b8626dcb03b087a96613ce1afb681ee9c93b76bdb36969.exe	83
PID 1404 wrote to memory of 2416	1404	f2f16a3d583ec7cf95b8626dcb03b087a96613ce1afb681ee9c93b76bdb36969.exe	83
PID 1404 wrote to memory of 2416	1404	f2f16a3d583ec7cf95b8626dcb03b087a96613ce1afb681ee9c93b76bdb36969.exe	83
PID 2416 wrote to memory of 1472	2416	nVc81yX51.exe	84
PID 2416 wrote to memory of 1472	2416	nVc81yX51.exe	84
PID 2416 wrote to memory of 3676	2416	nVc81yX51.exe	93
PID 2416 wrote to memory of 3676	2416	nVc81yX51.exe	93
PID 2416 wrote to memory of 3676	2416	nVc81yX51.exe	93
PID 1404 wrote to memory of 4936	1404	f2f16a3d583ec7cf95b8626dcb03b087a96613ce1afb681ee9c93b76bdb36969.exe	97
PID 1404 wrote to memory of 4936	1404	f2f16a3d583ec7cf95b8626dcb03b087a96613ce1afb681ee9c93b76bdb36969.exe	97
PID 1404 wrote to memory of 4936	1404	f2f16a3d583ec7cf95b8626dcb03b087a96613ce1afb681ee9c93b76bdb36969.exe	97

C:\Users\Admin\AppData\Local\Temp\f2f16a3d583ec7cf95b8626dcb03b087a96613ce1afb681ee9c93b76bdb36969.exe
"C:\Users\Admin\AppData\Local\Temp\f2f16a3d583ec7cf95b8626dcb03b087a96613ce1afb681ee9c93b76bdb36969.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1404
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nVc81yX51.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nVc81yX51.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2416
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dIL31iS.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dIL31iS.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1472
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eIl03RR.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eIl03RR.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:3676
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3676 -s 1084
      4⤵
      Program crash
      PID:2844
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fsH43vb.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fsH43vb.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3676 -ip 3676
1⤵
PID:2908

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:3544

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\fsH43vb.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nVc81yX51.exe

Filesize
338KB

MD5
e658b6bd6182508dc63cd98543f798c6

SHA1
dc7a755de7619bf99c87b4801d83fd1241d93235

SHA256
c240d2df1a53c060be3c167dec99a6e2f5661db4240bcf0d2ef102c660aace2f

SHA512
7736766607372339a028c7f025f55bbae34e7d5a525fabbd4b2fea8ffc7dcfebbe6289a7e66fe05545900d0f80d8088ced74cdcedcb511370dc6a833fd86c73f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dIL31iS.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eIl03RR.exe

Filesize
257KB

MD5
813b1f4920c48d60a9252589ffaaf254

SHA1
912df3fbb9b0c3c9fe7e29e98ccf06e293204380

SHA256
65c7a6312fab0125e333198089d7ea106ef6a369181f1e7e8f8ae95c04c8e8f0

SHA512
853845a43d06cd10802c41329b3e8d81d5c9104bd51f47fc56f5634eb2ff079616c5561d5789ba50033a679efdf825a311447abc31e4976f2cf9999efef516c9

Download Submit
memory/1472-14-0x00007FFDB4F53000-0x00007FFDB4F55000-memory.dmp

Filesize
8KB

Download
memory/1472-15-0x0000000000F00000-0x0000000000F0A000-memory.dmp

Filesize
40KB

Download
memory/1472-16-0x00007FFDB4F53000-0x00007FFDB4F55000-memory.dmp

Filesize
8KB

Download
memory/3676-38-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-30-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-52-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-51-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-49-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-46-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-44-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-42-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-40-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-23-0x0000000004D60000-0x0000000005304000-memory.dmp

Filesize
5.6MB

Download
memory/3676-36-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-34-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-32-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-24-0x00000000025E0000-0x00000000025F8000-memory.dmp

Filesize
96KB

Download
memory/3676-28-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-26-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-25-0x00000000025E0000-0x00000000025F2000-memory.dmp

Filesize
72KB

Download
memory/3676-53-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/3676-55-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/3676-22-0x00000000022E0000-0x00000000022FA000-memory.dmp

Filesize
104KB

Download
memory/4936-59-0x0000000000EE0000-0x0000000000F12000-memory.dmp

Filesize
200KB

Download
memory/4936-60-0x0000000005E30000-0x0000000006448000-memory.dmp

Filesize
6.1MB

Download
memory/4936-61-0x00000000059B0000-0x0000000005ABA000-memory.dmp

Filesize
1.0MB

Download
memory/4936-62-0x00000000058E0000-0x00000000058F2000-memory.dmp

Filesize
72KB

Download
memory/4936-63-0x0000000005940000-0x000000000597C000-memory.dmp

Filesize
240KB

Download
memory/4936-64-0x0000000005AC0000-0x0000000005B0C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads