healer | 1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868

General

Target

1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe
Size

479KB
MD5

f4e86f6586378db49f0718ca5062e7fe
SHA1

df7f72ec423a61dc7a6adb08143eeac83f99b352
SHA256

1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868
SHA512

bb839fe569ed8fe1c25932ccaa7f1d6c4544630729a9eafcd3030a64599f9fd0b36cce4038db0c0913433e47fc3f10e9e73ea9e9c0a024ea9bb888367b6f7093
SSDEEP

12288:nMrKy90dffc044SJ0WG/yqI9KARyqLEB:pyOHc044J/yqiZRyOEB

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/0x000b000000023baa-13.dat	healer
behavioral1/memory/3768-15-0x0000000000F30000-0x0000000000F3A000-memory.dmp	healer
behavioral1/memory/4816-22-0x0000000002470000-0x000000000248A000-memory.dmp	healer
behavioral1/memory/4816-24-0x00000000024C0000-0x00000000024D8000-memory.dmp	healer
behavioral1/memory/4816-25-0x00000000024C0000-0x00000000024D2000-memory.dmp	healer
behavioral1/memory/4816-36-0x00000000024C0000-0x00000000024D2000-memory.dmp	healer
behavioral1/memory/4816-52-0x00000000024C0000-0x00000000024D2000-memory.dmp	healer
behavioral1/memory/4816-50-0x00000000024C0000-0x00000000024D2000-memory.dmp	healer
behavioral1/memory/4816-48-0x00000000024C0000-0x00000000024D2000-memory.dmp	healer
behavioral1/memory/4816-46-0x00000000024C0000-0x00000000024D2000-memory.dmp	healer
behavioral1/memory/4816-44-0x00000000024C0000-0x00000000024D2000-memory.dmp	healer
behavioral1/memory/4816-42-0x00000000024C0000-0x00000000024D2000-memory.dmp	healer
behavioral1/memory/4816-40-0x00000000024C0000-0x00000000024D2000-memory.dmp	healer
behavioral1/memory/4816-38-0x00000000024C0000-0x00000000024D2000-memory.dmp	healer
behavioral1/memory/4816-34-0x00000000024C0000-0x00000000024D2000-memory.dmp	healer
behavioral1/memory/4816-32-0x00000000024C0000-0x00000000024D2000-memory.dmp	healer
behavioral1/memory/4816-30-0x00000000024C0000-0x00000000024D2000-memory.dmp	healer
behavioral1/memory/4816-28-0x00000000024C0000-0x00000000024D2000-memory.dmp	healer
behavioral1/memory/4816-26-0x00000000024C0000-0x00000000024D2000-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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dti09FK.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	enn82IG.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	enn82IG.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	enn82IG.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	enn82IG.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	enn82IG.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dti09FK.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dti09FK.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dti09FK.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dti09FK.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dti09FK.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	enn82IG.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/0x000a000000023ba8-57.dat	family_redline
behavioral1/memory/3612-59-0x0000000000FF0000-0x0000000001022000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
4756	nrV83By85.exe
3768	dti09FK.exe
4816	enn82IG.exe
3612	fXW71hQ.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"	dti09FK.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	enn82IG.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	enn82IG.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\\\""	1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.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\\\""	nrV83By85.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3296	4816	WerFault.exe	95

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	1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nrV83By85.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	enn82IG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fXW71hQ.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3768	dti09FK.exe
3768	dti09FK.exe
4816	enn82IG.exe
4816	enn82IG.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3768	dti09FK.exe
Token: SeDebugPrivilege	4816	enn82IG.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4040 wrote to memory of 4756	4040	1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe	83
PID 4040 wrote to memory of 4756	4040	1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe	83
PID 4040 wrote to memory of 4756	4040	1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe	83
PID 4756 wrote to memory of 3768	4756	nrV83By85.exe	85
PID 4756 wrote to memory of 3768	4756	nrV83By85.exe	85
PID 4756 wrote to memory of 4816	4756	nrV83By85.exe	95
PID 4756 wrote to memory of 4816	4756	nrV83By85.exe	95
PID 4756 wrote to memory of 4816	4756	nrV83By85.exe	95
PID 4040 wrote to memory of 3612	4040	1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe	100
PID 4040 wrote to memory of 3612	4040	1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe	100
PID 4040 wrote to memory of 3612	4040	1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe	100

C:\Users\Admin\AppData\Local\Temp\1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe
"C:\Users\Admin\AppData\Local\Temp\1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4040
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrV83By85.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrV83By85.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4756
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dti09FK.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dti09FK.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3768
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enn82IG.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enn82IG.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:4816
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 1080
      4⤵
      Program crash
      PID:3296
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fXW71hQ.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fXW71hQ.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3612

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4816 -ip 4816
1⤵
PID:1432

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\fXW71hQ.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrV83By85.exe

Filesize
334KB

MD5
116f253ba5de9f571fe3303566ffc441

SHA1
3e9e44e2c9b2b75455936b58907e2e613b9e29eb

SHA256
4de339bc40271af32b8bb92fda822fc59ce084b1154d544448b136422a292773

SHA512
6ad68857dfea0e8b41c9455901e94d68f31c6b0919ff24c77434b98477e8d64750a76e9071cb52f988a31ba62dd6556a1acdd3845344700ab16232f630ca85fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dti09FK.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enn82IG.exe

Filesize
235KB

MD5
6624f30ded3013757b0c939b54784923

SHA1
6ef093b81a84500e1e15478e221a60cef1558284

SHA256
ef1da0cddbba5ac7cc5cbbb54d432058e036969776e65d3bfbb06afb705d1db8

SHA512
e14cb8e0e3e2a76c2597534a08ef454cdfb6637ae32fb29280a0e38756554de2d160c499b11c8a6a0272522dc577e1d1b2d6b478e37c2e747a5321ba83069391

Download Submit
memory/3612-61-0x0000000005990000-0x0000000005A9A000-memory.dmp

Filesize
1.0MB

Download
memory/3612-64-0x0000000005AA0000-0x0000000005AEC000-memory.dmp

Filesize
304KB

Download
memory/3612-63-0x0000000005920000-0x000000000595C000-memory.dmp

Filesize
240KB

Download
memory/3612-62-0x00000000058C0000-0x00000000058D2000-memory.dmp

Filesize
72KB

Download
memory/3612-60-0x0000000005E80000-0x0000000006498000-memory.dmp

Filesize
6.1MB

Download
memory/3612-59-0x0000000000FF0000-0x0000000001022000-memory.dmp

Filesize
200KB

Download
memory/3768-16-0x00007FFAAFA93000-0x00007FFAAFA95000-memory.dmp

Filesize
8KB

Download
memory/3768-15-0x0000000000F30000-0x0000000000F3A000-memory.dmp

Filesize
40KB

Download
memory/3768-14-0x00007FFAAFA93000-0x00007FFAAFA95000-memory.dmp

Filesize
8KB

Download
memory/4816-42-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-28-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-44-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-48-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-40-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-38-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-34-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-32-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-30-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-46-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-26-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-53-0x0000000000400000-0x0000000000759000-memory.dmp

Filesize
3.3MB

Download
memory/4816-55-0x0000000000400000-0x0000000000759000-memory.dmp

Filesize
3.3MB

Download
memory/4816-50-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-52-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-36-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-25-0x00000000024C0000-0x00000000024D2000-memory.dmp

Filesize
72KB

Download
memory/4816-24-0x00000000024C0000-0x00000000024D8000-memory.dmp

Filesize
96KB

Download
memory/4816-23-0x0000000004ED0000-0x0000000005474000-memory.dmp

Filesize
5.6MB

Download
memory/4816-22-0x0000000002470000-0x000000000248A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads