healer | 8a06843d05644e3f9709263f24ea694165b6888ec5eb9e6ef616540d3572b8e2

General

Target

8a06843d05644e3f9709263f24ea694165b6888ec5eb9e6ef616540d3572b8e2.exe
Size

820KB
MD5

cc53b8f8cdf1b40f695b2c8b12af6ba3
SHA1

49d0756de9fe7beeab23640afaf78575ed412904
SHA256

8a06843d05644e3f9709263f24ea694165b6888ec5eb9e6ef616540d3572b8e2
SHA512

ff700ce919c11526ee5ce2b7c5c00f9a7452b3b3ba61a1d886ceaacb271af2a97858d361256e145448bbb185563ee52cffcb7e62d8f5f602d71e46231fe7bbb5
SSDEEP

24576:MyJSEVsTtmsyj3sOtfLBVjhTl3l8T5t+M:7JbItqDPtdVjh9iT5t+

Score

10^/10

healer redline dubka discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

dubka

C2

193.233.20.13:4136

Attributes

auth_value
e5a9421183a033f283b2f23139b471f0

Signatures

Detects Healer an antivirus disabler dropper 19 IoCs

resource	yara_rule
behavioral1/files/0x0008000000023c7b-19.dat	healer
behavioral1/memory/1952-22-0x0000000000930000-0x000000000093A000-memory.dmp	healer
behavioral1/memory/904-29-0x0000000002480000-0x000000000249A000-memory.dmp	healer
behavioral1/memory/904-31-0x0000000004B20000-0x0000000004B38000-memory.dmp	healer
behavioral1/memory/904-32-0x0000000004B20000-0x0000000004B32000-memory.dmp	healer
behavioral1/memory/904-39-0x0000000004B20000-0x0000000004B32000-memory.dmp	healer
behavioral1/memory/904-59-0x0000000004B20000-0x0000000004B32000-memory.dmp	healer
behavioral1/memory/904-57-0x0000000004B20000-0x0000000004B32000-memory.dmp	healer
behavioral1/memory/904-56-0x0000000004B20000-0x0000000004B32000-memory.dmp	healer
behavioral1/memory/904-53-0x0000000004B20000-0x0000000004B32000-memory.dmp	healer
behavioral1/memory/904-51-0x0000000004B20000-0x0000000004B32000-memory.dmp	healer
behavioral1/memory/904-49-0x0000000004B20000-0x0000000004B32000-memory.dmp	healer
behavioral1/memory/904-47-0x0000000004B20000-0x0000000004B32000-memory.dmp	healer
behavioral1/memory/904-45-0x0000000004B20000-0x0000000004B32000-memory.dmp	healer
behavioral1/memory/904-43-0x0000000004B20000-0x0000000004B32000-memory.dmp	healer
behavioral1/memory/904-41-0x0000000004B20000-0x0000000004B32000-memory.dmp	healer
behavioral1/memory/904-37-0x0000000004B20000-0x0000000004B32000-memory.dmp	healer
behavioral1/memory/904-35-0x0000000004B20000-0x0000000004B32000-memory.dmp	healer
behavioral1/memory/904-33-0x0000000004B20000-0x0000000004B32000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	sdl7230.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	sdl7230.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	sdl7230.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	rqy6394.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	rqy6394.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	rqy6394.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	rqy6394.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	rqy6394.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	sdl7230.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	sdl7230.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	sdl7230.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	rqy6394.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/0x0007000000023c79-64.dat	family_redline
behavioral1/memory/1296-66-0x0000000000460000-0x0000000000492000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 5 IoCs

pid	Process
4360	vQR7876.exe
4512	vJE6312.exe
1952	rqy6394.exe
904	sdl7230.exe
1296	tkY52iX.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\Microsoft\Windows Defender\Features\TamperProtection = "0"	rqy6394.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	sdl7230.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	sdl7230.exe

Adds Run key to start application 2 TTPs 3 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\\\""	8a06843d05644e3f9709263f24ea694165b6888ec5eb9e6ef616540d3572b8e2.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\\\""	vQR7876.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\\\""	vJE6312.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
784	904	WerFault.exe	102

System Location Discovery: System Language Discovery 1 TTPs 5 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	8a06843d05644e3f9709263f24ea694165b6888ec5eb9e6ef616540d3572b8e2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vQR7876.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vJE6312.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sdl7230.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tkY52iX.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1952	rqy6394.exe
1952	rqy6394.exe
904	sdl7230.exe
904	sdl7230.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1952	rqy6394.exe
Token: SeDebugPrivilege	904	sdl7230.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4624 wrote to memory of 4360	4624	8a06843d05644e3f9709263f24ea694165b6888ec5eb9e6ef616540d3572b8e2.exe	83
PID 4624 wrote to memory of 4360	4624	8a06843d05644e3f9709263f24ea694165b6888ec5eb9e6ef616540d3572b8e2.exe	83
PID 4624 wrote to memory of 4360	4624	8a06843d05644e3f9709263f24ea694165b6888ec5eb9e6ef616540d3572b8e2.exe	83
PID 4360 wrote to memory of 4512	4360	vQR7876.exe	84
PID 4360 wrote to memory of 4512	4360	vQR7876.exe	84
PID 4360 wrote to memory of 4512	4360	vQR7876.exe	84
PID 4512 wrote to memory of 1952	4512	vJE6312.exe	85
PID 4512 wrote to memory of 1952	4512	vJE6312.exe	85
PID 4512 wrote to memory of 904	4512	vJE6312.exe	102
PID 4512 wrote to memory of 904	4512	vJE6312.exe	102
PID 4512 wrote to memory of 904	4512	vJE6312.exe	102
PID 4360 wrote to memory of 1296	4360	vQR7876.exe	110
PID 4360 wrote to memory of 1296	4360	vQR7876.exe	110
PID 4360 wrote to memory of 1296	4360	vQR7876.exe	110

C:\Users\Admin\AppData\Local\Temp\8a06843d05644e3f9709263f24ea694165b6888ec5eb9e6ef616540d3572b8e2.exe
"C:\Users\Admin\AppData\Local\Temp\8a06843d05644e3f9709263f24ea694165b6888ec5eb9e6ef616540d3572b8e2.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4624
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vQR7876.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vQR7876.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4360
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vJE6312.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vJE6312.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4512
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\rqy6394.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\rqy6394.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1952
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\sdl7230.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\sdl7230.exe
      4⤵
      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:904
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 904 -s 1100
        5⤵
        Program crash
        
        PID:784
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkY52iX.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkY52iX.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 904 -ip 904
1⤵
PID:3944

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vQR7876.exe

Filesize
483KB

MD5
da526326f4f02959c6cca58fadf97c22

SHA1
8e6a7cea477ae7f15ec49b53ad06d6fac380a057

SHA256
a34625d6db9efb0d5beb71f3309c9fbf54c06b77795a2631d935ad2fad5521fb

SHA512
d8e302cdf4fa147a70ec63e5a0c36e95d48f1d75bdd43546d1d040e9a58c039ff4b17e415ff79b358c9e6ea18294a7f4673fe96ef073713ecce99267ed74dd7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkY52iX.exe

Filesize
175KB

MD5
dd0c9e110c68ce1fa5308979ef718f7b

SHA1
473deb8069f0841d47b74b7f414dacc6f96eca78

SHA256
dc28c9d9ab3f30222ed59f3991c5981bec40604e725ece488d8599eef917a7b3

SHA512
29bd76da816b13b31c938a3f8699d2f5942a24c9ef61fddcac490e0a30f82c1a4a76ca9a6866a8d2c8e57566f66b3aea31e7f70646d3ebef63c63a06f8fe2236

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vJE6312.exe

Filesize
338KB

MD5
f9dae482b558a3ab2f6ffaee1e0919fa

SHA1
e171469c7af8143714f9d693b3245e24fe8dcc4d

SHA256
1ac3ce98a583f8b56494a25bfb872124d57e16fad61ffb4985490edbe8fb9299

SHA512
86efd92c6f5b0b7d563fecb862cbb2dc5babf63f6b9c34d47ffe943a0aee4e34a647792696d50874dabca51930b9867256a8d6bfa048ed94e431d8824e487556

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\rqy6394.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\sdl7230.exe

Filesize
258KB

MD5
0d12b6dc52613d919d47608afa94853d

SHA1
3aaba8ca69c4a3fb23d10af9db66173a47e7947f

SHA256
de98d4ae2215630ea271a86b9302ec4615d0a0b83c4a3c09322246159f3b70ab

SHA512
35c5046816eba7c18fa1e7db03678c815cfa090ebe5a3f74171dc1ac21a3af247497ace59db4cfc07ea0b7e224ad4a516632b94ab59e19c4ec037c1d53880ee3

Download Submit
memory/904-51-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/904-43-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/904-29-0x0000000002480000-0x000000000249A000-memory.dmp

Filesize
104KB

Download
memory/904-30-0x0000000004CB0000-0x0000000005254000-memory.dmp

Filesize
5.6MB

Download
memory/904-31-0x0000000004B20000-0x0000000004B38000-memory.dmp

Filesize
96KB

Download
memory/904-32-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/904-39-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/904-59-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/904-57-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/904-56-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/904-53-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/904-62-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/904-49-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/904-47-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/904-45-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/904-60-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/904-41-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/904-37-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/904-35-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/904-33-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/1296-66-0x0000000000460000-0x0000000000492000-memory.dmp

Filesize
200KB

Download
memory/1296-67-0x00000000052D0000-0x00000000058E8000-memory.dmp

Filesize
6.1MB

Download
memory/1296-68-0x0000000004E00000-0x0000000004F0A000-memory.dmp

Filesize
1.0MB

Download
memory/1296-69-0x0000000004D30000-0x0000000004D42000-memory.dmp

Filesize
72KB

Download
memory/1296-70-0x0000000004F10000-0x0000000004F4C000-memory.dmp

Filesize
240KB

Download
memory/1296-71-0x0000000004D90000-0x0000000004DDC000-memory.dmp

Filesize
304KB

Download
memory/1952-24-0x00007FFEAF613000-0x00007FFEAF615000-memory.dmp

Filesize
8KB

Download
memory/1952-22-0x0000000000930000-0x000000000093A000-memory.dmp

Filesize
40KB

Download
memory/1952-21-0x00007FFEAF613000-0x00007FFEAF615000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads