healer | e7bdcb175ffbc260a4ba845b1790fdfc813da9114df9e7a0be125b5b76ab7d3b

General

Target

e7bdcb175ffbc260a4ba845b1790fdfc813da9114df9e7a0be125b5b76ab7d3b.exe
Size

1.5MB
MD5

7d28bb24f5ed66aa5107d78a628e5c32
SHA1

d911365981f74628ba0e91924e110b0607f8a4a9
SHA256

e7bdcb175ffbc260a4ba845b1790fdfc813da9114df9e7a0be125b5b76ab7d3b
SHA512

a459a3e78e2bd37b6348b6edfcf8e3db7a8cf650f58d839cceada6594a56ac2a8f54839d5793ef8f28002f4a82eb71b58d29b950742d5396a0d70fa57886e19c
SSDEEP

24576:DyNTcCSyxjHCCxv1PpOhHy2TK3WOI2vIvDfVHTyHjZAbDPz8O3wdLL4+QY8:WNgr0pey2TYC2vIxuHgDwO3wOY

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/4844-36-0x0000000002740000-0x000000000275A000-memory.dmp	healer
behavioral1/memory/4844-38-0x00000000053B0000-0x00000000053C8000-memory.dmp	healer
behavioral1/memory/4844-66-0x00000000053B0000-0x00000000053C2000-memory.dmp	healer
behavioral1/memory/4844-64-0x00000000053B0000-0x00000000053C2000-memory.dmp	healer
behavioral1/memory/4844-62-0x00000000053B0000-0x00000000053C2000-memory.dmp	healer
behavioral1/memory/4844-60-0x00000000053B0000-0x00000000053C2000-memory.dmp	healer
behavioral1/memory/4844-58-0x00000000053B0000-0x00000000053C2000-memory.dmp	healer
behavioral1/memory/4844-56-0x00000000053B0000-0x00000000053C2000-memory.dmp	healer
behavioral1/memory/4844-54-0x00000000053B0000-0x00000000053C2000-memory.dmp	healer
behavioral1/memory/4844-52-0x00000000053B0000-0x00000000053C2000-memory.dmp	healer
behavioral1/memory/4844-50-0x00000000053B0000-0x00000000053C2000-memory.dmp	healer
behavioral1/memory/4844-48-0x00000000053B0000-0x00000000053C2000-memory.dmp	healer
behavioral1/memory/4844-46-0x00000000053B0000-0x00000000053C2000-memory.dmp	healer
behavioral1/memory/4844-44-0x00000000053B0000-0x00000000053C2000-memory.dmp	healer
behavioral1/memory/4844-42-0x00000000053B0000-0x00000000053C2000-memory.dmp	healer
behavioral1/memory/4844-40-0x00000000053B0000-0x00000000053C2000-memory.dmp	healer
behavioral1/memory/4844-39-0x00000000053B0000-0x00000000053C2000-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\DisableScanOnRealtimeEnable = "1"	a1884509.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a1884509.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a1884509.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a1884509.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a1884509.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a1884509.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/0x000a000000023ba3-71.dat	family_redline
behavioral1/memory/1980-73-0x0000000000DC0000-0x0000000000DF0000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 6 IoCs

pid	Process
1624	v4807341.exe
2996	v3491829.exe
5064	v8701139.exe
5016	v2832128.exe
4844	a1884509.exe
1980	b4254184.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	a1884509.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a1884509.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_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	v3491829.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\\\""	v8701139.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\\\""	v2832128.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\\\""	e7bdcb175ffbc260a4ba845b1790fdfc813da9114df9e7a0be125b5b76ab7d3b.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\\\""	v4807341.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1544	4844	WerFault.exe	90

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	v3491829.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v8701139.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v2832128.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a1884509.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b4254184.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e7bdcb175ffbc260a4ba845b1790fdfc813da9114df9e7a0be125b5b76ab7d3b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v4807341.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4844	a1884509.exe
4844	a1884509.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4844	a1884509.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1168 wrote to memory of 1624	1168	e7bdcb175ffbc260a4ba845b1790fdfc813da9114df9e7a0be125b5b76ab7d3b.exe	84
PID 1168 wrote to memory of 1624	1168	e7bdcb175ffbc260a4ba845b1790fdfc813da9114df9e7a0be125b5b76ab7d3b.exe	84
PID 1168 wrote to memory of 1624	1168	e7bdcb175ffbc260a4ba845b1790fdfc813da9114df9e7a0be125b5b76ab7d3b.exe	84
PID 1624 wrote to memory of 2996	1624	v4807341.exe	86
PID 1624 wrote to memory of 2996	1624	v4807341.exe	86
PID 1624 wrote to memory of 2996	1624	v4807341.exe	86
PID 2996 wrote to memory of 5064	2996	v3491829.exe	87
PID 2996 wrote to memory of 5064	2996	v3491829.exe	87
PID 2996 wrote to memory of 5064	2996	v3491829.exe	87
PID 5064 wrote to memory of 5016	5064	v8701139.exe	89
PID 5064 wrote to memory of 5016	5064	v8701139.exe	89
PID 5064 wrote to memory of 5016	5064	v8701139.exe	89
PID 5016 wrote to memory of 4844	5016	v2832128.exe	90
PID 5016 wrote to memory of 4844	5016	v2832128.exe	90
PID 5016 wrote to memory of 4844	5016	v2832128.exe	90
PID 5016 wrote to memory of 1980	5016	v2832128.exe	102
PID 5016 wrote to memory of 1980	5016	v2832128.exe	102
PID 5016 wrote to memory of 1980	5016	v2832128.exe	102

C:\Users\Admin\AppData\Local\Temp\e7bdcb175ffbc260a4ba845b1790fdfc813da9114df9e7a0be125b5b76ab7d3b.exe
"C:\Users\Admin\AppData\Local\Temp\e7bdcb175ffbc260a4ba845b1790fdfc813da9114df9e7a0be125b5b76ab7d3b.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1168
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4807341.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4807341.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1624
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3491829.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3491829.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2996
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v8701139.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v8701139.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:5064
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v2832128.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v2832128.exe
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:5016
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a1884509.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a1884509.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:4844
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4844 -s 1080
        7⤵
        Program crash
        
        PID:1544
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b4254184.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b4254184.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:1980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4844 -ip 4844
1⤵
PID:1348

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4807341.exe

Filesize
1.4MB

MD5
d94d139cd72192aff26778b05ed60915

SHA1
7ae3dd48ccc42cdec8782b30903603ce30d98811

SHA256
564765c9ade645064488f83c3f103053ddb91a2fe1edef1feb10b16281224504

SHA512
857b54a5b62cbd868d0af25cf1d0349a0b58e5e0e67f4195383d2cdf32b92af163045e6966e4df33ba14c7609514d59f260d21f80ab462b87808cd15fcbf9295

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3491829.exe

Filesize
915KB

MD5
8568764d9aff1a1b7ee0d71e718032f3

SHA1
2ae3f7bccf64326101854beb220e2095a53d9449

SHA256
63b1ad751f3feeae91727d01b3d8617aa6a8f50f594121133402ca32c2a2531a

SHA512
9528acd28221c2b614722193956eb5a1fdc17f4efb98185a4e4440f00b72034bcb2b0f1226cfab8169825e8fbd12086e971f03f6187a7e0521773214d2a2bc89

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v8701139.exe

Filesize
711KB

MD5
79f47a015f10e3e0a5b7b549fd798fd9

SHA1
bea36fb96a93ae7db95a80a21f3826cf597ef3a8

SHA256
7970f8c4118314fe7daced7ed9a4b0916ea3a2accd91e30969314f2a55854a7d

SHA512
53522a4cb688d692b7e73617a6318856acbb08afd21f560641724ad7f0d0515ac756fba11bf1bc7850f02023148bb57e75e10155193ea18123bd277a2ee2bacc

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v2832128.exe

Filesize
416KB

MD5
090a5c3e442ae9a6cac0f4e6008efd67

SHA1
2761105eaee5e25680aeb49eeb5072ce24ab3c98

SHA256
c90f487b61b6a956c967ab3a5c3c6f177088d4de76bd9781f99ec6b490835830

SHA512
7e02267722da8a7c56c77c62650beae9837bd82debdf61437fccd4f5def911dd89ba3a3a7739911758372485c3a61f9c5f6e88ee1d32f7b74f294b6e9848f5c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a1884509.exe

Filesize
360KB

MD5
ebbe7de53b1332e39680cb9938a11913

SHA1
8ce26e10b93d3abf691357a6ff7e47d61997d1a6

SHA256
58156223c8c997347b54677c67f2732f702b559b182b660c430f2b59f48a2d5e

SHA512
63328c2a5b486d54ead37bbc1d5b80966d8ee2ba2630a9bd10de62824b1410cee2ce9478812d052d3682d3d9111c0f90def9e503bd19c7f4d3448ff375c5694c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b4254184.exe

Filesize
168KB

MD5
03bfeebd34d2fbf0b08b849ffc8e6720

SHA1
ef69f91fc137b437c9d5e5a14d9f898e32d68d26

SHA256
baad7c7d4078c3bf8347f843bb8d8ceadb0c20a2d8baa595da61a1a8e947da90

SHA512
7c362588de9968ac83eed401035af75097c35e02abf6cbec11c3dc9a1ed75efd7a1b5bbe1b9e179938207d940dfdf1035593131dfbe16f8da3e1e27c7c83f278

Download Submit
memory/1980-78-0x000000000AD00000-0x000000000AD3C000-memory.dmp

Filesize
240KB

Download
memory/1980-77-0x000000000ACA0000-0x000000000ACB2000-memory.dmp

Filesize
72KB

Download
memory/1980-79-0x0000000005110000-0x000000000515C000-memory.dmp

Filesize
304KB

Download
memory/1980-76-0x000000000AD80000-0x000000000AE8A000-memory.dmp

Filesize
1.0MB

Download
memory/1980-75-0x000000000B290000-0x000000000B8A8000-memory.dmp

Filesize
6.1MB

Download
memory/1980-74-0x00000000030B0000-0x00000000030B6000-memory.dmp

Filesize
24KB

Download
memory/1980-73-0x0000000000DC0000-0x0000000000DF0000-memory.dmp

Filesize
192KB

Download
memory/4844-66-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-39-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-52-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-50-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-48-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-46-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-44-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-42-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-40-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-54-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-67-0x0000000000400000-0x00000000006F4000-memory.dmp

Filesize
3.0MB

Download
memory/4844-56-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-69-0x0000000000400000-0x00000000006F4000-memory.dmp

Filesize
3.0MB

Download
memory/4844-58-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-60-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-62-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-64-0x00000000053B0000-0x00000000053C2000-memory.dmp

Filesize
72KB

Download
memory/4844-38-0x00000000053B0000-0x00000000053C8000-memory.dmp

Filesize
96KB

Download
memory/4844-37-0x0000000004E00000-0x00000000053A4000-memory.dmp

Filesize
5.6MB

Download
memory/4844-36-0x0000000002740000-0x000000000275A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads