healer | 7b6b5519e9035d4dcbe2f452ece6c81dc6d1668e6dfa3b479871176dc4a5f6f4

General

Target

7b6b5519e9035d4dcbe2f452ece6c81dc6d1668e6dfa3b479871176dc4a5f6f4.exe
Size

1.5MB
MD5

c25534cce0573ec5a557ac63b6e535bb
SHA1

5306ed3a3760e87ad69928b6d7f62f9191514833
SHA256

7b6b5519e9035d4dcbe2f452ece6c81dc6d1668e6dfa3b479871176dc4a5f6f4
SHA512

0f4b982d75782404810feb3516ad5918b64b3fdd88d001305cf99d167e6a6ba20479e9e16ec674652c2983d4158dcf2ca903e9a6c0568fd94d242ad66ddcbed4
SSDEEP

24576:SylsdYbTznSk0HKjOM3/5IdYtVcTKxWcE4Flo6PTyEbNkCXiUd:5lVGTu5fKTKU740IyEZ1

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/2080-36-0x00000000025D0000-0x00000000025EA000-memory.dmp	healer
behavioral1/memory/2080-38-0x0000000002830000-0x0000000002848000-memory.dmp	healer
behavioral1/memory/2080-60-0x0000000002830000-0x0000000002842000-memory.dmp	healer
behavioral1/memory/2080-66-0x0000000002830000-0x0000000002842000-memory.dmp	healer
behavioral1/memory/2080-64-0x0000000002830000-0x0000000002842000-memory.dmp	healer
behavioral1/memory/2080-62-0x0000000002830000-0x0000000002842000-memory.dmp	healer
behavioral1/memory/2080-59-0x0000000002830000-0x0000000002842000-memory.dmp	healer
behavioral1/memory/2080-56-0x0000000002830000-0x0000000002842000-memory.dmp	healer
behavioral1/memory/2080-55-0x0000000002830000-0x0000000002842000-memory.dmp	healer
behavioral1/memory/2080-52-0x0000000002830000-0x0000000002842000-memory.dmp	healer
behavioral1/memory/2080-50-0x0000000002830000-0x0000000002842000-memory.dmp	healer
behavioral1/memory/2080-48-0x0000000002830000-0x0000000002842000-memory.dmp	healer
behavioral1/memory/2080-46-0x0000000002830000-0x0000000002842000-memory.dmp	healer
behavioral1/memory/2080-44-0x0000000002830000-0x0000000002842000-memory.dmp	healer
behavioral1/memory/2080-42-0x0000000002830000-0x0000000002842000-memory.dmp	healer
behavioral1/memory/2080-40-0x0000000002830000-0x0000000002842000-memory.dmp	healer
behavioral1/memory/2080-39-0x0000000002830000-0x0000000002842000-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	a1356055.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a1356055.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a1356055.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a1356055.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a1356055.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a1356055.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/0x0007000000023ccb-72.dat	family_redline
behavioral1/memory/2092-73-0x00000000005E0000-0x0000000000610000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 6 IoCs

pid	Process
3296	v9228233.exe
2016	v6184766.exe
4392	v3207199.exe
4232	v2642664.exe
2080	a1356055.exe
2092	b0051285.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	a1356055.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a1356055.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_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\""	v3207199.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\\\""	v2642664.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\\\""	7b6b5519e9035d4dcbe2f452ece6c81dc6d1668e6dfa3b479871176dc4a5f6f4.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\\\""	v9228233.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\\\""	v6184766.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
872	2080	WerFault.exe	88

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	a1356055.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b0051285.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7b6b5519e9035d4dcbe2f452ece6c81dc6d1668e6dfa3b479871176dc4a5f6f4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v9228233.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v6184766.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v3207199.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v2642664.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2080	a1356055.exe
2080	a1356055.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2080	a1356055.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 864 wrote to memory of 3296	864	7b6b5519e9035d4dcbe2f452ece6c81dc6d1668e6dfa3b479871176dc4a5f6f4.exe	83
PID 864 wrote to memory of 3296	864	7b6b5519e9035d4dcbe2f452ece6c81dc6d1668e6dfa3b479871176dc4a5f6f4.exe	83
PID 864 wrote to memory of 3296	864	7b6b5519e9035d4dcbe2f452ece6c81dc6d1668e6dfa3b479871176dc4a5f6f4.exe	83
PID 3296 wrote to memory of 2016	3296	v9228233.exe	84
PID 3296 wrote to memory of 2016	3296	v9228233.exe	84
PID 3296 wrote to memory of 2016	3296	v9228233.exe	84
PID 2016 wrote to memory of 4392	2016	v6184766.exe	85
PID 2016 wrote to memory of 4392	2016	v6184766.exe	85
PID 2016 wrote to memory of 4392	2016	v6184766.exe	85
PID 4392 wrote to memory of 4232	4392	v3207199.exe	87
PID 4392 wrote to memory of 4232	4392	v3207199.exe	87
PID 4392 wrote to memory of 4232	4392	v3207199.exe	87
PID 4232 wrote to memory of 2080	4232	v2642664.exe	88
PID 4232 wrote to memory of 2080	4232	v2642664.exe	88
PID 4232 wrote to memory of 2080	4232	v2642664.exe	88
PID 4232 wrote to memory of 2092	4232	v2642664.exe	101
PID 4232 wrote to memory of 2092	4232	v2642664.exe	101
PID 4232 wrote to memory of 2092	4232	v2642664.exe	101

C:\Users\Admin\AppData\Local\Temp\7b6b5519e9035d4dcbe2f452ece6c81dc6d1668e6dfa3b479871176dc4a5f6f4.exe
"C:\Users\Admin\AppData\Local\Temp\7b6b5519e9035d4dcbe2f452ece6c81dc6d1668e6dfa3b479871176dc4a5f6f4.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:864
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v9228233.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v9228233.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\v6184766.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v6184766.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2016
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v3207199.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v3207199.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:4392
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v2642664.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v2642664.exe
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4232
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a1356055.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a1356055.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:2080
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2080 -s 1088
        7⤵
        Program crash
        
        PID:872
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b0051285.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b0051285.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:2092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2080 -ip 2080
1⤵
PID:1520

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\v9228233.exe

Filesize
1.4MB

MD5
e44efca51331adb3458dfda5f1e5eb50

SHA1
b6104eb0a17c71fc07b526a2b7b33a1ec341c3c0

SHA256
4f3475b7b25e2071b22881804b3e2075885ade8d16134095e99bd716275c6c0d

SHA512
e11fb88c52e38ac91652fa1efa7b1a96e65ffc561ff040612d5a030efec00518b764bc31070d8418e161b87cef8fb4a461f1559e948b9d7630d4a3cca273295f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v6184766.exe

Filesize
915KB

MD5
8217c4e6e394d51bcdc51860b7e06a17

SHA1
611f2d23a2c16d945068a1d0ad23573e8673f0e7

SHA256
cff99385e8985a1a483f4c89057360b9478ef54ba3bc04636029fd365914c010

SHA512
5b5c026afef7283f748fd4a3946a5d85906fda08b6763b58eae07241effcc105d701f514b2731a947df861d06c4e111f8b1ac2a9d7d89e27d9c3d9947f53f65c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v3207199.exe

Filesize
711KB

MD5
54bc5fdfa23c18286783474905a059d9

SHA1
89830f02a949ebf0c64eafbc94d3b5fada92d941

SHA256
891d1d4f2d539592f6a2d39e29e035d5288fbcf8b370546ad441a64a371bc230

SHA512
c7cf3fa2b8487f2974a66b36f4f26a9bf50a19c8bc39f51a518e44ab424792e3b83d7506f35d20b5b6784ca2317c910dccb05be76501c076a9e681cb4c94ed21

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v2642664.exe

Filesize
415KB

MD5
fc5a8b2adcd9c4bdf3dc3858c3377599

SHA1
244b5e1287b982a71a83108d8fe4b3e1da8f5db9

SHA256
5219adccbd4a0e5c91d42a726a47f807fe2be3ed66c7e599069c1a0a9353fa5f

SHA512
8f44492a4f1e540e7c9031dabcf7de9a0ebec2ccc4426b6472fcac516447faf9e39c3ce80685a0e3d0d03ad2f9c5ca2c6a67d246fe7039e1c4643074798f2f26

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a1356055.exe

Filesize
360KB

MD5
8fb5674a314713fac5dcbe096b5cf726

SHA1
f14d9fad0c9650cd88238e6947356a74c13bea42

SHA256
371918bdad6325241f507f7324c2f06cb54d20fcf1e1096e1caebbd4eccde1f5

SHA512
d0f899e81b10d76d70031ccfd4d04089fe4772b325845abeb6aa0abcf85c4fdb4508285e024c55ceb996d98911a531955d41739a9b8be99a63274889d9dd7adb

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b0051285.exe

Filesize
168KB

MD5
ec061b347069bdcee68ac094e5ef6947

SHA1
587cc9373b5f7b6e96aea241bc0bd884861ace32

SHA256
f64edbe8f86d9645d8c0490b92a40f5cb18f7c687f98bba19e105f3b2bb995aa

SHA512
c98719c305e623b9fb49300ae90301a0eb05648ee2681d77954ecdb5048e48cfcaa0e35603cb9299da8cf10a61e3601f5880761562ef24be94f1fad2fe4b8e5e

Download Submit
memory/2080-50-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-44-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-60-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-66-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-64-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-62-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-59-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-56-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-55-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-52-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-37-0x0000000004DF0000-0x0000000005394000-memory.dmp

Filesize
5.6MB

Download
memory/2080-48-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-46-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-38-0x0000000002830000-0x0000000002848000-memory.dmp

Filesize
96KB

Download
memory/2080-42-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-40-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-39-0x0000000002830000-0x0000000002842000-memory.dmp

Filesize
72KB

Download
memory/2080-67-0x0000000000400000-0x00000000006F4000-memory.dmp

Filesize
3.0MB

Download
memory/2080-69-0x0000000000400000-0x00000000006F4000-memory.dmp

Filesize
3.0MB

Download
memory/2080-36-0x00000000025D0000-0x00000000025EA000-memory.dmp

Filesize
104KB

Download
memory/2092-73-0x00000000005E0000-0x0000000000610000-memory.dmp

Filesize
192KB

Download
memory/2092-74-0x0000000002660000-0x0000000002666000-memory.dmp

Filesize
24KB

Download
memory/2092-75-0x0000000005500000-0x0000000005B18000-memory.dmp

Filesize
6.1MB

Download
memory/2092-76-0x0000000005030000-0x000000000513A000-memory.dmp

Filesize
1.0MB

Download
memory/2092-77-0x0000000004F60000-0x0000000004F72000-memory.dmp

Filesize
72KB

Download
memory/2092-78-0x0000000004FC0000-0x0000000004FFC000-memory.dmp

Filesize
240KB

Download
memory/2092-79-0x0000000005140000-0x000000000518C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads