healer | 6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd

General

Target

6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe
Size

501KB
MD5

d189be00c6017f6b5733c29fd7d48dde
SHA1

2c980caba87ceeea0321517216462129488d8d7d
SHA256

6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd
SHA512

ab91caad1f981284aa1c25949a9a900222f58c43023e9a0502a07fd39dadac8cc07dd992670af09f350ec072488249a8a48fe9e6c0792f8417cb69919ae4de9d
SSDEEP

12288:jMr8y90lQJFOVG99Nn1Hp8EKz7yP/2nCvIa1:HykUsVGbN5De7yP/6s

Score

10^/10

healer redline fukia discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

fukia

C2

193.233.20.13:4136

Attributes

auth_value
e5783636fbd9e4f0cf9a017bce02e67e

Signatures

Detects Healer an antivirus disabler dropper 19 IoCs

resource	yara_rule
behavioral1/files/0x0008000000023ca9-12.dat	healer
behavioral1/memory/4040-15-0x0000000000A20000-0x0000000000A2A000-memory.dmp	healer
behavioral1/memory/4348-22-0x0000000002350000-0x000000000236A000-memory.dmp	healer
behavioral1/memory/4348-24-0x0000000002600000-0x0000000002618000-memory.dmp	healer
behavioral1/memory/4348-25-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/4348-52-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/4348-50-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/4348-48-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/4348-46-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/4348-44-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/4348-42-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/4348-40-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/4348-38-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/4348-36-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/4348-34-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/4348-32-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/4348-30-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/4348-28-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/4348-26-0x0000000002600000-0x0000000002612000-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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eXA70BT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	deY11fR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	deY11fR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	deY11fR.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eXA70BT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eXA70BT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eXA70BT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eXA70BT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eXA70BT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	deY11fR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	deY11fR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	deY11fR.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/0x0007000000023ca7-57.dat	family_redline
behavioral1/memory/1652-59-0x0000000000500000-0x0000000000532000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
4424	nrB33tQ62.exe
4040	deY11fR.exe
4348	eXA70BT.exe
1652	feM51os.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"	deY11fR.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eXA70BT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eXA70BT.exe

Adds Run key to start application 2 TTPs 2 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\\\""	6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.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\\\""	nrB33tQ62.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1804	4348	WerFault.exe	96

System Location Discovery: System Language Discovery 1 TTPs 4 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	6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nrB33tQ62.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eXA70BT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	feM51os.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4040	deY11fR.exe
4040	deY11fR.exe
4348	eXA70BT.exe
4348	eXA70BT.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4040	deY11fR.exe
Token: SeDebugPrivilege	4348	eXA70BT.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2200 wrote to memory of 4424	2200	6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe	83
PID 2200 wrote to memory of 4424	2200	6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe	83
PID 2200 wrote to memory of 4424	2200	6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe	83
PID 4424 wrote to memory of 4040	4424	nrB33tQ62.exe	84
PID 4424 wrote to memory of 4040	4424	nrB33tQ62.exe	84
PID 4424 wrote to memory of 4348	4424	nrB33tQ62.exe	96
PID 4424 wrote to memory of 4348	4424	nrB33tQ62.exe	96
PID 4424 wrote to memory of 4348	4424	nrB33tQ62.exe	96
PID 2200 wrote to memory of 1652	2200	6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe	101
PID 2200 wrote to memory of 1652	2200	6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe	101
PID 2200 wrote to memory of 1652	2200	6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe	101

C:\Users\Admin\AppData\Local\Temp\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe
"C:\Users\Admin\AppData\Local\Temp\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2200
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4424
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deY11fR.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deY11fR.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4040
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.exe
    3⤵
    - 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:4348
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 1068
      4⤵
      Program crash
      PID:1804
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\feM51os.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\feM51os.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1652

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4348 -ip 4348
1⤵
PID:2044

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\feM51os.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe

Filesize
356KB

MD5
7f7755cb5c2ea49fcc9be3f0e2fe3950

SHA1
e7e5d30caec432df8d1a2c505617b15b0b31335a

SHA256
d8b694ac6ad3b78722282b38420218e12a38482ac9919986fd4761f8a0e8d7fd

SHA512
5c20c60ac18894d4ab7401101b5d75051789207afd989a04dd2e612de08cacc0d326cf181173c5680e4be7da4ad61197629828f7912e2128921bafadc1f6aaa8

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deY11fR.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.exe

Filesize
296KB

MD5
d8ecbd791419d2d4d37e2d2f3cff51b2

SHA1
360c1d075a3a2c7928e19322d23baa43ba9abb66

SHA256
9f53ef4bffa2953b050e078fa6ae3e1de85643313990838a5b09a1a1306845ae

SHA512
19d0e9e833ed641560b1afe55ddcdaf596dd270b254dcdefeab3b049aa49ddfd4152c1bc65a12e01df7f70eac96f4033df873c8ba696f17d5b03933f954a4860

Download Submit
memory/1652-61-0x0000000004FE0000-0x00000000050EA000-memory.dmp

Filesize
1.0MB

Download
memory/1652-64-0x00000000050F0000-0x000000000513C000-memory.dmp

Filesize
304KB

Download
memory/1652-63-0x0000000004F70000-0x0000000004FAC000-memory.dmp

Filesize
240KB

Download
memory/1652-62-0x0000000004F10000-0x0000000004F22000-memory.dmp

Filesize
72KB

Download
memory/1652-60-0x00000000054C0000-0x0000000005AD8000-memory.dmp

Filesize
6.1MB

Download
memory/1652-59-0x0000000000500000-0x0000000000532000-memory.dmp

Filesize
200KB

Download
memory/4040-16-0x00007FFEB3673000-0x00007FFEB3675000-memory.dmp

Filesize
8KB

Download
memory/4040-15-0x0000000000A20000-0x0000000000A2A000-memory.dmp

Filesize
40KB

Download
memory/4040-14-0x00007FFEB3673000-0x00007FFEB3675000-memory.dmp

Filesize
8KB

Download
memory/4348-40-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-28-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-42-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-46-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-38-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-36-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-34-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-32-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-30-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-44-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-26-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-53-0x0000000000400000-0x00000000005E3000-memory.dmp

Filesize
1.9MB

Download
memory/4348-55-0x0000000000400000-0x00000000005E3000-memory.dmp

Filesize
1.9MB

Download
memory/4348-48-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-50-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-52-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-25-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/4348-24-0x0000000002600000-0x0000000002618000-memory.dmp

Filesize
96KB

Download
memory/4348-23-0x0000000004CB0000-0x0000000005254000-memory.dmp

Filesize
5.6MB

Download
memory/4348-22-0x0000000002350000-0x000000000236A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads