healer | 81ce669b561bf3ab249e0f1c80b1c569df73986316306063c3dedc1048295194

General

Target

81ce669b561bf3ab249e0f1c80b1c569df73986316306063c3dedc1048295194.exe
Size

481KB
MD5

ee92f54b125c083d053d939f1e6ae679
SHA1

6db419f201fd76968594e418e447ba404ca91f83
SHA256

81ce669b561bf3ab249e0f1c80b1c569df73986316306063c3dedc1048295194
SHA512

06bb588a6edef000230ad9e97058c0ee56cfd3288691b504760eb71c024570b3b2f8512c1bfb02a7681879d08a83ffa9eb26f8d0a1d91ca898c40ab0ff5081b1
SSDEEP

12288:QMrty90l+EpyppcHErOC+91AUPqSsXNJUs0KZ:tyU+yypp4Err+9WUy9NmsFZ

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/0x0008000000023caf-12.dat	healer
behavioral1/memory/1632-15-0x0000000000110000-0x000000000011A000-memory.dmp	healer
behavioral1/memory/1976-22-0x00000000007F0000-0x000000000080A000-memory.dmp	healer
behavioral1/memory/1976-24-0x0000000002250000-0x0000000002268000-memory.dmp	healer
behavioral1/memory/1976-40-0x0000000002250000-0x0000000002262000-memory.dmp	healer
behavioral1/memory/1976-52-0x0000000002250000-0x0000000002262000-memory.dmp	healer
behavioral1/memory/1976-50-0x0000000002250000-0x0000000002262000-memory.dmp	healer
behavioral1/memory/1976-48-0x0000000002250000-0x0000000002262000-memory.dmp	healer
behavioral1/memory/1976-46-0x0000000002250000-0x0000000002262000-memory.dmp	healer
behavioral1/memory/1976-44-0x0000000002250000-0x0000000002262000-memory.dmp	healer
behavioral1/memory/1976-43-0x0000000002250000-0x0000000002262000-memory.dmp	healer
behavioral1/memory/1976-38-0x0000000002250000-0x0000000002262000-memory.dmp	healer
behavioral1/memory/1976-37-0x0000000002250000-0x0000000002262000-memory.dmp	healer
behavioral1/memory/1976-34-0x0000000002250000-0x0000000002262000-memory.dmp	healer
behavioral1/memory/1976-32-0x0000000002250000-0x0000000002262000-memory.dmp	healer
behavioral1/memory/1976-30-0x0000000002250000-0x0000000002262000-memory.dmp	healer
behavioral1/memory/1976-28-0x0000000002250000-0x0000000002262000-memory.dmp	healer
behavioral1/memory/1976-26-0x0000000002250000-0x0000000002262000-memory.dmp	healer
behavioral1/memory/1976-25-0x0000000002250000-0x0000000002262000-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\DisableBehaviorMonitoring = "1"	dYS55qL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dYS55qL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eJQ40RL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eJQ40RL.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dYS55qL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dYS55qL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dYS55qL.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eJQ40RL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eJQ40RL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eJQ40RL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eJQ40RL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dYS55qL.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/0x0007000000023cad-57.dat	family_redline
behavioral1/memory/2876-59-0x00000000007A0000-0x00000000007D2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
5108	nno64YN45.exe
1632	dYS55qL.exe
1976	eJQ40RL.exe
2876	fRk87ln.exe

Windows security modification 2 TTPs 3 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	eJQ40RL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eJQ40RL.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	dYS55qL.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\\\""	81ce669b561bf3ab249e0f1c80b1c569df73986316306063c3dedc1048295194.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\\\""	nno64YN45.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4140	sc.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3120	1976	WerFault.exe	94

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	81ce669b561bf3ab249e0f1c80b1c569df73986316306063c3dedc1048295194.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nno64YN45.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eJQ40RL.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fRk87ln.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1632	dYS55qL.exe
1632	dYS55qL.exe
1976	eJQ40RL.exe
1976	eJQ40RL.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1632	dYS55qL.exe
Token: SeDebugPrivilege	1976	eJQ40RL.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2680 wrote to memory of 5108	2680	81ce669b561bf3ab249e0f1c80b1c569df73986316306063c3dedc1048295194.exe	84
PID 2680 wrote to memory of 5108	2680	81ce669b561bf3ab249e0f1c80b1c569df73986316306063c3dedc1048295194.exe	84
PID 2680 wrote to memory of 5108	2680	81ce669b561bf3ab249e0f1c80b1c569df73986316306063c3dedc1048295194.exe	84
PID 5108 wrote to memory of 1632	5108	nno64YN45.exe	85
PID 5108 wrote to memory of 1632	5108	nno64YN45.exe	85
PID 5108 wrote to memory of 1976	5108	nno64YN45.exe	94
PID 5108 wrote to memory of 1976	5108	nno64YN45.exe	94
PID 5108 wrote to memory of 1976	5108	nno64YN45.exe	94
PID 2680 wrote to memory of 2876	2680	81ce669b561bf3ab249e0f1c80b1c569df73986316306063c3dedc1048295194.exe	98
PID 2680 wrote to memory of 2876	2680	81ce669b561bf3ab249e0f1c80b1c569df73986316306063c3dedc1048295194.exe	98
PID 2680 wrote to memory of 2876	2680	81ce669b561bf3ab249e0f1c80b1c569df73986316306063c3dedc1048295194.exe	98

C:\Users\Admin\AppData\Local\Temp\81ce669b561bf3ab249e0f1c80b1c569df73986316306063c3dedc1048295194.exe
"C:\Users\Admin\AppData\Local\Temp\81ce669b561bf3ab249e0f1c80b1c569df73986316306063c3dedc1048295194.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2680
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nno64YN45.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nno64YN45.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5108
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dYS55qL.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dYS55qL.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1632
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eJQ40RL.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eJQ40RL.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:1976
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 1084
      4⤵
      Program crash
      PID:3120
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fRk87ln.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fRk87ln.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1976 -ip 1976
1⤵
PID:4124

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:4140

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\fRk87ln.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nno64YN45.exe

Filesize
337KB

MD5
5d96e6a045cec79441ba453645fb17a5

SHA1
365b874563ba56258a3b8d9d0c3f0e460289a1b2

SHA256
82803621c10684b67505bc827bcea94451bcd3cd915377fdca6cf7559207b90b

SHA512
6db5e94a574e4335a3dff259ed7c3d70bde2a51c27c0ee0cbeb807eb0f7e331e62741ba0854e3ea374b4bf3d9cf0f85fcca8bb92b02d900024e1c4ba3022d720

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dYS55qL.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eJQ40RL.exe

Filesize
245KB

MD5
d23b6e7f93be0600ef70b88eba0b02e9

SHA1
7c173033fa51159637ce720cb649aee8cc1b5e1a

SHA256
31cde2aab228129ca55f961c3eeb3e774cf25888f4efd33565193fe483e36f12

SHA512
f66e8ef13b54109de28bbc92cdca91047283f12bb54a07ded4dd605bee956bde27ad36c45944ba7f2d890a063e15957c1b3c8d376658aec6404896c187c55f98

Download Submit
memory/1632-14-0x00007FFC03C23000-0x00007FFC03C25000-memory.dmp

Filesize
8KB

Download
memory/1632-15-0x0000000000110000-0x000000000011A000-memory.dmp

Filesize
40KB

Download
memory/1632-16-0x00007FFC03C23000-0x00007FFC03C25000-memory.dmp

Filesize
8KB

Download
memory/1976-38-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-30-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-40-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-52-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-50-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-48-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-46-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-44-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-43-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-23-0x0000000004CE0000-0x0000000005284000-memory.dmp

Filesize
5.6MB

Download
memory/1976-37-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-34-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-32-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-24-0x0000000002250000-0x0000000002268000-memory.dmp

Filesize
96KB

Download
memory/1976-28-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-26-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-25-0x0000000002250000-0x0000000002262000-memory.dmp

Filesize
72KB

Download
memory/1976-53-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/1976-55-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/1976-22-0x00000000007F0000-0x000000000080A000-memory.dmp

Filesize
104KB

Download
memory/2876-59-0x00000000007A0000-0x00000000007D2000-memory.dmp

Filesize
200KB

Download
memory/2876-60-0x00000000055C0000-0x0000000005BD8000-memory.dmp

Filesize
6.1MB

Download
memory/2876-61-0x0000000005140000-0x000000000524A000-memory.dmp

Filesize
1.0MB

Download
memory/2876-62-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/2876-63-0x00000000050F0000-0x000000000512C000-memory.dmp

Filesize
240KB

Download
memory/2876-64-0x0000000005090000-0x00000000050DC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads