healer | f9ad22ac47a2ef7c361659044da1bc09604fae1ad93d4788733d400683432d24

General

Target

f9ad22ac47a2ef7c361659044da1bc09604fae1ad93d4788733d400683432d24.exe
Size

1.5MB
MD5

9dfade7cc41da4ab5db8b9729fd6cc40
SHA1

b3c1293924f7fb12b952999687342c149d2f6b6e
SHA256

f9ad22ac47a2ef7c361659044da1bc09604fae1ad93d4788733d400683432d24
SHA512

8cbaf8085cf6000bae31113056f6ecabe59cec4cf73afd2cffe1b2f3957851c1fb369e266ad67a9aabaefcc748c84ea17745930f116715606f5b6df5515e0af6
SSDEEP

24576:iy7muTdnv7P7e8PCdrjqAnD6g2Yi7S77LnnUoPEfQ3KLBbeWYTqribticQtc9QG+:J7mg7F6RQl27LnnUiBW4JccocmN

Score

10^/10

healer redline mazda discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

mazda

C2

217.196.96.56:4138

Attributes

auth_value
3d2870537d84a4c6d7aeecd002871c51

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/1500-36-0x0000000002250000-0x000000000226A000-memory.dmp	healer
behavioral1/memory/1500-38-0x0000000002350000-0x0000000002368000-memory.dmp	healer
behavioral1/memory/1500-54-0x0000000002350000-0x0000000002362000-memory.dmp	healer
behavioral1/memory/1500-66-0x0000000002350000-0x0000000002362000-memory.dmp	healer
behavioral1/memory/1500-64-0x0000000002350000-0x0000000002362000-memory.dmp	healer
behavioral1/memory/1500-62-0x0000000002350000-0x0000000002362000-memory.dmp	healer
behavioral1/memory/1500-60-0x0000000002350000-0x0000000002362000-memory.dmp	healer
behavioral1/memory/1500-58-0x0000000002350000-0x0000000002362000-memory.dmp	healer
behavioral1/memory/1500-56-0x0000000002350000-0x0000000002362000-memory.dmp	healer
behavioral1/memory/1500-52-0x0000000002350000-0x0000000002362000-memory.dmp	healer
behavioral1/memory/1500-50-0x0000000002350000-0x0000000002362000-memory.dmp	healer
behavioral1/memory/1500-49-0x0000000002350000-0x0000000002362000-memory.dmp	healer
behavioral1/memory/1500-46-0x0000000002350000-0x0000000002362000-memory.dmp	healer
behavioral1/memory/1500-44-0x0000000002350000-0x0000000002362000-memory.dmp	healer
behavioral1/memory/1500-42-0x0000000002350000-0x0000000002362000-memory.dmp	healer
behavioral1/memory/1500-40-0x0000000002350000-0x0000000002362000-memory.dmp	healer
behavioral1/memory/1500-39-0x0000000002350000-0x0000000002362000-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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a7854592.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a7854592.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a7854592.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a7854592.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a7854592.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a7854592.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/0x0007000000023cb6-71.dat	family_redline
behavioral1/memory/4440-73-0x00000000003C0000-0x00000000003F0000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 6 IoCs

pid	Process
3296	v6518396.exe
1700	v3599837.exe
2548	v6565229.exe
4824	v2356763.exe
1500	a7854592.exe
4440	b6029579.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	a7854592.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a7854592.exe

Adds Run key to start application 2 TTPs 5 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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	v6518396.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	v3599837.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\""	v6565229.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup4 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP004.TMP\\\""	v2356763.exe
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\\\""	f9ad22ac47a2ef7c361659044da1bc09604fae1ad93d4788733d400683432d24.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
848	1500	WerFault.exe	87

System Location Discovery: System Language Discovery 1 TTPs 7 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	a7854592.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b6029579.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f9ad22ac47a2ef7c361659044da1bc09604fae1ad93d4788733d400683432d24.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v6518396.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v3599837.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v6565229.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v2356763.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1500	a7854592.exe
1500	a7854592.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1500	a7854592.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 216 wrote to memory of 3296	216	f9ad22ac47a2ef7c361659044da1bc09604fae1ad93d4788733d400683432d24.exe	83
PID 216 wrote to memory of 3296	216	f9ad22ac47a2ef7c361659044da1bc09604fae1ad93d4788733d400683432d24.exe	83
PID 216 wrote to memory of 3296	216	f9ad22ac47a2ef7c361659044da1bc09604fae1ad93d4788733d400683432d24.exe	83
PID 3296 wrote to memory of 1700	3296	v6518396.exe	84
PID 3296 wrote to memory of 1700	3296	v6518396.exe	84
PID 3296 wrote to memory of 1700	3296	v6518396.exe	84
PID 1700 wrote to memory of 2548	1700	v3599837.exe	85
PID 1700 wrote to memory of 2548	1700	v3599837.exe	85
PID 1700 wrote to memory of 2548	1700	v3599837.exe	85
PID 2548 wrote to memory of 4824	2548	v6565229.exe	86
PID 2548 wrote to memory of 4824	2548	v6565229.exe	86
PID 2548 wrote to memory of 4824	2548	v6565229.exe	86
PID 4824 wrote to memory of 1500	4824	v2356763.exe	87
PID 4824 wrote to memory of 1500	4824	v2356763.exe	87
PID 4824 wrote to memory of 1500	4824	v2356763.exe	87
PID 4824 wrote to memory of 4440	4824	v2356763.exe	98
PID 4824 wrote to memory of 4440	4824	v2356763.exe	98
PID 4824 wrote to memory of 4440	4824	v2356763.exe	98

C:\Users\Admin\AppData\Local\Temp\f9ad22ac47a2ef7c361659044da1bc09604fae1ad93d4788733d400683432d24.exe
"C:\Users\Admin\AppData\Local\Temp\f9ad22ac47a2ef7c361659044da1bc09604fae1ad93d4788733d400683432d24.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:216
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6518396.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6518396.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3296
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3599837.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3599837.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1700
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v6565229.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v6565229.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2548
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v2356763.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v2356763.exe
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4824
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a7854592.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a7854592.exe
        6⤵
        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:1500
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1500 -s 1080
        7⤵
        Program crash
        
        PID:848
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b6029579.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b6029579.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:4440

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1500 -ip 1500
1⤵
PID:1688

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\v6518396.exe

Filesize
1.3MB

MD5
543e344e388085ae4af82bcb5ead12b6

SHA1
07f487f717b95f40b395913ee9f416330de9c555

SHA256
75b01cbe691d600c26e150943847478072165b27564fad7daa0592ac4dfa8691

SHA512
922ca5c28171a5bf547cb1d51e06af352c7f982c37e79c552e36e70c3b7e754a05d1301120bd09fc72f9773ad823564c7ca40969bcaa22caa9b7e9349d322b0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3599837.exe

Filesize
868KB

MD5
0243a97cf284bef11deb5b2c33c8bf0e

SHA1
39c90686104f5226ef2b28d0b1c2455b59760dd7

SHA256
136198d7599d78b7e12f4b0a115cecf1f25c62d99114464344b0a74f32acd457

SHA512
7b6b6f4be407a06f34412c82e9505a2c841f77faf23c75d1a8ffab3fa35092dadf7c4421b92c6e13e59c9940a224818ff440a6bee78471be86b0d10dc4f4dd13

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v6565229.exe

Filesize
664KB

MD5
03437c36182d33566e5ee8850fcae4b4

SHA1
baf2bd43de4e424991a0f890c5250b4205113e03

SHA256
8c703aeec751f23aa7f160cb7265f4cc6774fa2471a125c38c7b655cc7357569

SHA512
65e2e38040f6a9173cfe31571fd1fe865eb6323df08abf779199b9ce0356202e6c0ba6ee27a023591feb05d18c89986aa9df3aa1ae6a3f06d4d9640c8a7a3c1f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v2356763.exe

Filesize
394KB

MD5
c64206847cb7a738df7f9a8bfb31a62d

SHA1
4ff72175dd09e67e5e30ed5be6254467391c8849

SHA256
a0325f6d90f351b5bef7c2bb85c54d35936cec60f5a02a5ec5e77c92e7ab552e

SHA512
9c17a83f7591a096b21e7b3333374414ee5c7b3679ce823f5660fd943db7efbc09d53a828bb91716886a74c22865292cb91ba79cfd2fe31b266f77b142416c6e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a7854592.exe

Filesize
315KB

MD5
1e4fe4ea15dc0f4fac75957cbe92c8c6

SHA1
bc4e073adbad568dd98b164e448d5b6e934e250c

SHA256
a3a76932095a6058998882f932e491536970ee863a3160f2eb37adeb8e1a3891

SHA512
dc6d997f66867ef71d5914d72b0dcfb2a59f950f84aacacde8e969170c6b5be990eb949d0409586b159cc6323711d7791e004d00c41dee5204f91941501e192a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b6029579.exe

Filesize
168KB

MD5
0909c526fb5f149e00bdc68f3d1c45e9

SHA1
f71e4e94617d4f1fd77ee7987063bdb0c58d1f9a

SHA256
f8b64ca48b4cdd137cb7996b1ff9f50f8cbbba0891de453b478e2a99da45e876

SHA512
b491f7f0ddac80b8c90f4f350e13562f5cdc0b48a6852687d08c17f600f715ec13a68f7c483a17c869f9eac4f0d275e378444ff29cc9c38491d08659739fc439

Download Submit
memory/1500-50-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-44-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-54-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-66-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-64-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-62-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-60-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-58-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-56-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-52-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-37-0x0000000004A80000-0x0000000005024000-memory.dmp

Filesize
5.6MB

Download
memory/1500-49-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-46-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-38-0x0000000002350000-0x0000000002368000-memory.dmp

Filesize
96KB

Download
memory/1500-42-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-40-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-39-0x0000000002350000-0x0000000002362000-memory.dmp

Filesize
72KB

Download
memory/1500-67-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1500-69-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1500-36-0x0000000002250000-0x000000000226A000-memory.dmp

Filesize
104KB

Download
memory/4440-73-0x00000000003C0000-0x00000000003F0000-memory.dmp

Filesize
192KB

Download
memory/4440-74-0x0000000002790000-0x0000000002796000-memory.dmp

Filesize
24KB

Download
memory/4440-75-0x0000000005520000-0x0000000005B38000-memory.dmp

Filesize
6.1MB

Download
memory/4440-76-0x0000000005010000-0x000000000511A000-memory.dmp

Filesize
1.0MB

Download
memory/4440-77-0x0000000004C70000-0x0000000004C82000-memory.dmp

Filesize
72KB

Download
memory/4440-78-0x0000000004F00000-0x0000000004F3C000-memory.dmp

Filesize
240KB

Download
memory/4440-79-0x0000000004F40000-0x0000000004F8C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads