healer | 04bd3ba368f32aeacfb1a6c4a56552d4ed23f882306ad8c5e9c39195e86e8ea4

General

Target

04bd3ba368f32aeacfb1a6c4a56552d4ed23f882306ad8c5e9c39195e86e8ea4.exe
Size

1.5MB
MD5

a094181d67db566833f6cf33bddf1f76
SHA1

cf3a8a9e12714ec95ab03996b3945fced7cdd7f1
SHA256

04bd3ba368f32aeacfb1a6c4a56552d4ed23f882306ad8c5e9c39195e86e8ea4
SHA512

c24613425cf3dea218641f717b425a784ff7a5001befdabf87a73bbe9d02216418502bc2622aea8642ba8f8c3f0c53004828018882eb2ab6e547b03c9cb87c91
SSDEEP

24576:FyfV+9mwTMYcRZEHZuYeidzlSdVp4NhG0kpqiaB8HeWR1JhTuS9YbRtc5sRK10FX:gd4TMtIuYeid5kVpE1sNHeWRvhCLHcGb

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/4044-36-0x0000000002190000-0x00000000021AA000-memory.dmp	healer
behavioral1/memory/4044-38-0x0000000002730000-0x0000000002748000-memory.dmp	healer
behavioral1/memory/4044-40-0x0000000002730000-0x0000000002742000-memory.dmp	healer
behavioral1/memory/4044-66-0x0000000002730000-0x0000000002742000-memory.dmp	healer
behavioral1/memory/4044-64-0x0000000002730000-0x0000000002742000-memory.dmp	healer
behavioral1/memory/4044-62-0x0000000002730000-0x0000000002742000-memory.dmp	healer
behavioral1/memory/4044-60-0x0000000002730000-0x0000000002742000-memory.dmp	healer
behavioral1/memory/4044-58-0x0000000002730000-0x0000000002742000-memory.dmp	healer
behavioral1/memory/4044-56-0x0000000002730000-0x0000000002742000-memory.dmp	healer
behavioral1/memory/4044-54-0x0000000002730000-0x0000000002742000-memory.dmp	healer
behavioral1/memory/4044-52-0x0000000002730000-0x0000000002742000-memory.dmp	healer
behavioral1/memory/4044-50-0x0000000002730000-0x0000000002742000-memory.dmp	healer
behavioral1/memory/4044-48-0x0000000002730000-0x0000000002742000-memory.dmp	healer
behavioral1/memory/4044-46-0x0000000002730000-0x0000000002742000-memory.dmp	healer
behavioral1/memory/4044-44-0x0000000002730000-0x0000000002742000-memory.dmp	healer
behavioral1/memory/4044-43-0x0000000002730000-0x0000000002742000-memory.dmp	healer
behavioral1/memory/4044-39-0x0000000002730000-0x0000000002742000-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	a7846648.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a7846648.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a7846648.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a7846648.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a7846648.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a7846648.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/0x000a000000023b92-71.dat	family_redline
behavioral1/memory/4436-73-0x0000000000CC0000-0x0000000000CF0000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 6 IoCs

pid	Process
3544	v9862860.exe
3352	v7627804.exe
3692	v4637203.exe
4344	v0255775.exe
4044	a7846648.exe
4436	b7410386.exe

Windows security modification 2 TTPs 2 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"	a7846648.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	a7846648.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_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	04bd3ba368f32aeacfb1a6c4a56552d4ed23f882306ad8c5e9c39195e86e8ea4.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\\\""	v9862860.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\\\""	v7627804.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\\\""	v4637203.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\\\""	v0255775.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4988	4044	WerFault.exe	89

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	a7846648.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b7410386.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	04bd3ba368f32aeacfb1a6c4a56552d4ed23f882306ad8c5e9c39195e86e8ea4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v9862860.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v7627804.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v4637203.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v0255775.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4044	a7846648.exe
4044	a7846648.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4044	a7846648.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 5108 wrote to memory of 3544	5108	04bd3ba368f32aeacfb1a6c4a56552d4ed23f882306ad8c5e9c39195e86e8ea4.exe	83
PID 5108 wrote to memory of 3544	5108	04bd3ba368f32aeacfb1a6c4a56552d4ed23f882306ad8c5e9c39195e86e8ea4.exe	83
PID 5108 wrote to memory of 3544	5108	04bd3ba368f32aeacfb1a6c4a56552d4ed23f882306ad8c5e9c39195e86e8ea4.exe	83
PID 3544 wrote to memory of 3352	3544	v9862860.exe	85
PID 3544 wrote to memory of 3352	3544	v9862860.exe	85
PID 3544 wrote to memory of 3352	3544	v9862860.exe	85
PID 3352 wrote to memory of 3692	3352	v7627804.exe	86
PID 3352 wrote to memory of 3692	3352	v7627804.exe	86
PID 3352 wrote to memory of 3692	3352	v7627804.exe	86
PID 3692 wrote to memory of 4344	3692	v4637203.exe	88
PID 3692 wrote to memory of 4344	3692	v4637203.exe	88
PID 3692 wrote to memory of 4344	3692	v4637203.exe	88
PID 4344 wrote to memory of 4044	4344	v0255775.exe	89
PID 4344 wrote to memory of 4044	4344	v0255775.exe	89
PID 4344 wrote to memory of 4044	4344	v0255775.exe	89
PID 4344 wrote to memory of 4436	4344	v0255775.exe	102
PID 4344 wrote to memory of 4436	4344	v0255775.exe	102
PID 4344 wrote to memory of 4436	4344	v0255775.exe	102

C:\Users\Admin\AppData\Local\Temp\04bd3ba368f32aeacfb1a6c4a56552d4ed23f882306ad8c5e9c39195e86e8ea4.exe
"C:\Users\Admin\AppData\Local\Temp\04bd3ba368f32aeacfb1a6c4a56552d4ed23f882306ad8c5e9c39195e86e8ea4.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5108
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v9862860.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v9862860.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3544
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7627804.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7627804.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3352
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v4637203.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v4637203.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3692
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v0255775.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v0255775.exe
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4344
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a7846648.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a7846648.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:4044
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4044 -s 1084
        7⤵
        Program crash
        
        PID:4988
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b7410386.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b7410386.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:4436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4044 -ip 4044
1⤵
PID:3828

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\v9862860.exe

Filesize
1.3MB

MD5
9ed5355f86b51ca543bf6692dd61833d

SHA1
34db4a656b5875055b72f97f4ab6ffc8e0a3782a

SHA256
47ebe470c70de89e33b73e3e90f7eb9d12911eb40c23b46177eca0671ace039a

SHA512
9f045d04af931c8fa5062ce2571fc988112e2c56723228d087c62108c18dd84c65abca13ca43e41ff25bedcba7f51eb296a3aa8f54626399b3b470e62ed52c61

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7627804.exe

Filesize
867KB

MD5
5848f4ebac728b66cde60ed5223db866

SHA1
c5fdd203ebc4653cf263663c2fdad382fd2dfdc0

SHA256
fd033801068454bc0c1e417867d81823d064ffdecada1631ee9090cdde03d12a

SHA512
6588c972a6d67c8bb95293d1ecc435c5867da4bf5248da1347587d1f4bb2b981a7d3b5d036276d8fac36654b46c212243f77f89bda7ccb5c35c72e2bd30e06ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v4637203.exe

Filesize
664KB

MD5
a3fcf9d469482d5bc269143bec2717de

SHA1
3a530d24a62f8d21041e016a495893fbad24092c

SHA256
67979381ff4874b5e5c27335388992357e13e6e524f9e47603daa7c699d11c91

SHA512
07d98307111992ff7f88d7718f6edc328d915f94ee9965da6fa476ac92c088a8cd789c43f59e8f136256c1b172d27596e64d46233477981cc8f974f842e8c478

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v0255775.exe

Filesize
394KB

MD5
441289e99a4f1056da77c39c084757c3

SHA1
c2df93909c5547ccab2e61922ba01764b81acf90

SHA256
529db7fcc5c092774b4118e31dda3077593d80bd901539a5726ed7d0d1bca3e3

SHA512
b3783cad7bb84908eaf9f54f4fe54d0c88c878d979bce3e8ead5c8eac36442e27734a136db69f887dc6a1a6d8b9adbc3f6c26d8e68e59e2276e0a1a2fb2a242e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a7846648.exe

Filesize
315KB

MD5
ee4855dd71670656f4986e318fd7910f

SHA1
f745fd8ee62709f99ddc255fbab18ac1f4889216

SHA256
aba4a5ad6878ac0fa36cbcc397da8a3736177635c975aee2db3742b4fd7530b8

SHA512
c9295748de06fe631fb1f4cea314996dc31b969e50b78f876973490d25f6f03c33725d78a00c706e3ed88e5daea4b4a9a2b45dd77c0e43f568419ca908aa8f4e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b7410386.exe

Filesize
168KB

MD5
9d5fafffde79a9e03f5e263ab49c37a6

SHA1
71a1557ec39814c8610e9d60d265f281d830fd2b

SHA256
46785451f64373c6a7e185d03d851d3a19d27c5f51b034c52ec5b94ca159f807

SHA512
857488bd0cd2cf309296da41bec327b7e105d7342b4423f019e577098873e912adac91fbc799ff33824c701a01d527086160261723fabe832e134fcdfc1804fa

Download Submit
memory/4044-52-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-46-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-40-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-66-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-64-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-62-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-60-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-58-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-56-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-54-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-37-0x0000000004C10000-0x00000000051B4000-memory.dmp

Filesize
5.6MB

Download
memory/4044-50-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-48-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-38-0x0000000002730000-0x0000000002748000-memory.dmp

Filesize
96KB

Download
memory/4044-44-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-43-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-39-0x0000000002730000-0x0000000002742000-memory.dmp

Filesize
72KB

Download
memory/4044-67-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/4044-69-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/4044-36-0x0000000002190000-0x00000000021AA000-memory.dmp

Filesize
104KB

Download
memory/4436-73-0x0000000000CC0000-0x0000000000CF0000-memory.dmp

Filesize
192KB

Download
memory/4436-74-0x0000000001470000-0x0000000001476000-memory.dmp

Filesize
24KB

Download
memory/4436-75-0x0000000005CB0000-0x00000000062C8000-memory.dmp

Filesize
6.1MB

Download
memory/4436-76-0x00000000057A0000-0x00000000058AA000-memory.dmp

Filesize
1.0MB

Download
memory/4436-77-0x0000000002F00000-0x0000000002F12000-memory.dmp

Filesize
72KB

Download
memory/4436-78-0x00000000056D0000-0x000000000570C000-memory.dmp

Filesize
240KB

Download
memory/4436-79-0x0000000005710000-0x000000000575C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads