healer | e87b05846564ac3046f904b6841f4bb24375dec8013e336b2f1f848453d4e27d

General

Target

e87b05846564ac3046f904b6841f4bb24375dec8013e336b2f1f848453d4e27d.exe
Size

481KB
MD5

c17ca382a2fd9678710d13196eedc018
SHA1

8596f8f17a9130d46f807197d59e26ca3b3d1747
SHA256

e87b05846564ac3046f904b6841f4bb24375dec8013e336b2f1f848453d4e27d
SHA512

d237d2835d60e423c8ecfa8d1baa9be93dec34e295418c4cf528defb4d1006a84cfaf6904eaf7757850c2d91df4b07c1a3de1ec17316ee3cb61b9da7191302b1
SSDEEP

12288:XMrly903Ev+PmNSRKCf/V8j6xUoFJOx/B:ayR+uNWKCXWijO/B

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/0x0008000000023c8a-12.dat	healer
behavioral1/memory/3548-15-0x0000000000370000-0x000000000037A000-memory.dmp	healer
behavioral1/memory/2688-22-0x0000000002360000-0x000000000237A000-memory.dmp	healer
behavioral1/memory/2688-24-0x0000000004C50000-0x0000000004C68000-memory.dmp	healer
behavioral1/memory/2688-25-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral1/memory/2688-32-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral1/memory/2688-51-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral1/memory/2688-48-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral1/memory/2688-46-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral1/memory/2688-44-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral1/memory/2688-42-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral1/memory/2688-40-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral1/memory/2688-38-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral1/memory/2688-36-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral1/memory/2688-34-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral1/memory/2688-30-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral1/memory/2688-28-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral1/memory/2688-26-0x0000000004C50000-0x0000000004C62000-memory.dmp	healer
behavioral1/memory/2688-52-0x0000000004C50000-0x0000000004C62000-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\DisableIOAVProtection = "1"	eun84BZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eun84BZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eun84BZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dOa44wf.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eun84BZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dOa44wf.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dOa44wf.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dOa44wf.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eun84BZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eun84BZ.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dOa44wf.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dOa44wf.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/0x0007000000023c87-57.dat	family_redline
behavioral1/memory/4224-59-0x0000000000430000-0x0000000000462000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
3480	nPH97nS56.exe
3548	dOa44wf.exe
2688	eun84BZ.exe
4224	fKW89ne.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"	dOa44wf.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eun84BZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eun84BZ.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\\\""	e87b05846564ac3046f904b6841f4bb24375dec8013e336b2f1f848453d4e27d.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\\\""	nPH97nS56.exe

Launches sc.exe 1 IoCs

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

pid	Process
3796	sc.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2992	2688	WerFault.exe	93

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	eun84BZ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fKW89ne.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e87b05846564ac3046f904b6841f4bb24375dec8013e336b2f1f848453d4e27d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nPH97nS56.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3548	dOa44wf.exe
3548	dOa44wf.exe
2688	eun84BZ.exe
2688	eun84BZ.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3548	dOa44wf.exe
Token: SeDebugPrivilege	2688	eun84BZ.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4240 wrote to memory of 3480	4240	e87b05846564ac3046f904b6841f4bb24375dec8013e336b2f1f848453d4e27d.exe	83
PID 4240 wrote to memory of 3480	4240	e87b05846564ac3046f904b6841f4bb24375dec8013e336b2f1f848453d4e27d.exe	83
PID 4240 wrote to memory of 3480	4240	e87b05846564ac3046f904b6841f4bb24375dec8013e336b2f1f848453d4e27d.exe	83
PID 3480 wrote to memory of 3548	3480	nPH97nS56.exe	84
PID 3480 wrote to memory of 3548	3480	nPH97nS56.exe	84
PID 3480 wrote to memory of 2688	3480	nPH97nS56.exe	93
PID 3480 wrote to memory of 2688	3480	nPH97nS56.exe	93
PID 3480 wrote to memory of 2688	3480	nPH97nS56.exe	93
PID 4240 wrote to memory of 4224	4240	e87b05846564ac3046f904b6841f4bb24375dec8013e336b2f1f848453d4e27d.exe	97
PID 4240 wrote to memory of 4224	4240	e87b05846564ac3046f904b6841f4bb24375dec8013e336b2f1f848453d4e27d.exe	97
PID 4240 wrote to memory of 4224	4240	e87b05846564ac3046f904b6841f4bb24375dec8013e336b2f1f848453d4e27d.exe	97

C:\Users\Admin\AppData\Local\Temp\e87b05846564ac3046f904b6841f4bb24375dec8013e336b2f1f848453d4e27d.exe
"C:\Users\Admin\AppData\Local\Temp\e87b05846564ac3046f904b6841f4bb24375dec8013e336b2f1f848453d4e27d.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4240
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPH97nS56.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPH97nS56.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3480
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dOa44wf.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dOa44wf.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3548
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eun84BZ.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eun84BZ.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:2688
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2688 -s 1092
      4⤵
      Program crash
      PID:2992
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fKW89ne.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fKW89ne.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2688 -ip 2688
1⤵
PID:3636

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:3796

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\fKW89ne.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPH97nS56.exe

Filesize
336KB

MD5
64b8f2433572b71a550202811dfa9e11

SHA1
96a40151dba74757dc0c490c0f7f54f44d17d125

SHA256
2b767379f7e06f4ae2925ab853b11182068aab74f8d0fb059d58014e1f9a7a40

SHA512
d5f23479f4a0e521bffaf7fb1b2ad7580c9ca293882a5020155402682deee950768c2d288af07dccc695419265706aa94560d22ca16a6efd1d468ae8def22a57

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dOa44wf.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eun84BZ.exe

Filesize
246KB

MD5
74111f0699a5f65cdfb559f2af78154c

SHA1
58376a31374ab99c61fdef725bebb226d492fc04

SHA256
dfe07e9dd1c71fdcfda38e19a37447ad61a65764d51dca2bccecc31e73d914df

SHA512
0490a7d5ca1e56998a38022dc55e4ec730aa9f160bd85c8e16e44488fca04e7652ac2024c36e8c15e6de4f3128dbdfc0b0364ca472fe2b6beb51fde3884b8562

Download Submit
memory/2688-40-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/2688-34-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/2688-22-0x0000000002360000-0x000000000237A000-memory.dmp

Filesize
104KB

Download
memory/2688-23-0x0000000004CB0000-0x0000000005254000-memory.dmp

Filesize
5.6MB

Download
memory/2688-24-0x0000000004C50000-0x0000000004C68000-memory.dmp

Filesize
96KB

Download
memory/2688-25-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/2688-32-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/2688-51-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/2688-48-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/2688-46-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/2688-44-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/2688-42-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/2688-55-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/2688-38-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/2688-36-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/2688-53-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/2688-30-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/2688-28-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/2688-26-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/2688-52-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/3548-16-0x00007FFFFD753000-0x00007FFFFD755000-memory.dmp

Filesize
8KB

Download
memory/3548-15-0x0000000000370000-0x000000000037A000-memory.dmp

Filesize
40KB

Download
memory/3548-14-0x00007FFFFD753000-0x00007FFFFD755000-memory.dmp

Filesize
8KB

Download
memory/4224-59-0x0000000000430000-0x0000000000462000-memory.dmp

Filesize
200KB

Download
memory/4224-60-0x0000000005250000-0x0000000005868000-memory.dmp

Filesize
6.1MB

Download
memory/4224-61-0x0000000004DD0000-0x0000000004EDA000-memory.dmp

Filesize
1.0MB

Download
memory/4224-62-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/4224-63-0x0000000004D80000-0x0000000004DBC000-memory.dmp

Filesize
240KB

Download
memory/4224-64-0x0000000004EE0000-0x0000000004F2C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads