healer | 8c2af9b3f6a3f183c1b9adce5f5d4a0721fd82cdc27642b28a28ef61e086613b

General

Target

8c2af9b3f6a3f183c1b9adce5f5d4a0721fd82cdc27642b28a28ef61e086613b.exe
Size

478KB
MD5

508adbe81a13064c712ae7b13c9393aa
SHA1

246c9bca048d5f6dceb366014657e0222e00beca
SHA256

8c2af9b3f6a3f183c1b9adce5f5d4a0721fd82cdc27642b28a28ef61e086613b
SHA512

11ba7eec33777396075bde23fc258b486a49d1e5d30d875b3b8fc5e898482907df4622df10ec5ed6608edd89c5b871201e7e6b484c18507a3b37c996fe997187
SSDEEP

12288:VMrzy90wq36VThNHivsQHcGO/Rhd9Lg2NsnMKfNy:yyPVVoqthwZA

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/0x0008000000023c80-12.dat	healer
behavioral1/memory/1572-15-0x0000000000D30000-0x0000000000D3A000-memory.dmp	healer
behavioral1/memory/696-22-0x0000000002320000-0x000000000233A000-memory.dmp	healer
behavioral1/memory/696-24-0x00000000051F0000-0x0000000005208000-memory.dmp	healer
behavioral1/memory/696-52-0x00000000051F0000-0x0000000005202000-memory.dmp	healer
behavioral1/memory/696-50-0x00000000051F0000-0x0000000005202000-memory.dmp	healer
behavioral1/memory/696-48-0x00000000051F0000-0x0000000005202000-memory.dmp	healer
behavioral1/memory/696-46-0x00000000051F0000-0x0000000005202000-memory.dmp	healer
behavioral1/memory/696-44-0x00000000051F0000-0x0000000005202000-memory.dmp	healer
behavioral1/memory/696-42-0x00000000051F0000-0x0000000005202000-memory.dmp	healer
behavioral1/memory/696-40-0x00000000051F0000-0x0000000005202000-memory.dmp	healer
behavioral1/memory/696-38-0x00000000051F0000-0x0000000005202000-memory.dmp	healer
behavioral1/memory/696-36-0x00000000051F0000-0x0000000005202000-memory.dmp	healer
behavioral1/memory/696-34-0x00000000051F0000-0x0000000005202000-memory.dmp	healer
behavioral1/memory/696-32-0x00000000051F0000-0x0000000005202000-memory.dmp	healer
behavioral1/memory/696-30-0x00000000051F0000-0x0000000005202000-memory.dmp	healer
behavioral1/memory/696-28-0x00000000051F0000-0x0000000005202000-memory.dmp	healer
behavioral1/memory/696-25-0x00000000051F0000-0x0000000005202000-memory.dmp	healer
behavioral1/memory/696-26-0x00000000051F0000-0x0000000005202000-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"	doN21cp.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eUF64PK.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	doN21cp.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	doN21cp.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	doN21cp.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eUF64PK.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eUF64PK.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eUF64PK.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eUF64PK.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eUF64PK.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	doN21cp.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	doN21cp.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/0x0007000000023c7e-57.dat	family_redline
behavioral1/memory/536-59-0x0000000000980000-0x00000000009B2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
2820	nni98yH56.exe
1572	doN21cp.exe
696	eUF64PK.exe
536	fjh62Yo.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"	doN21cp.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eUF64PK.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eUF64PK.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\\\""	8c2af9b3f6a3f183c1b9adce5f5d4a0721fd82cdc27642b28a28ef61e086613b.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\\\""	nni98yH56.exe

Launches sc.exe 1 IoCs

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

pid	Process
4232	sc.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3616	696	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	8c2af9b3f6a3f183c1b9adce5f5d4a0721fd82cdc27642b28a28ef61e086613b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nni98yH56.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eUF64PK.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fjh62Yo.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1572	doN21cp.exe
1572	doN21cp.exe
696	eUF64PK.exe
696	eUF64PK.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1572	doN21cp.exe
Token: SeDebugPrivilege	696	eUF64PK.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2820	2220	8c2af9b3f6a3f183c1b9adce5f5d4a0721fd82cdc27642b28a28ef61e086613b.exe	84
PID 2220 wrote to memory of 2820	2220	8c2af9b3f6a3f183c1b9adce5f5d4a0721fd82cdc27642b28a28ef61e086613b.exe	84
PID 2220 wrote to memory of 2820	2220	8c2af9b3f6a3f183c1b9adce5f5d4a0721fd82cdc27642b28a28ef61e086613b.exe	84
PID 2820 wrote to memory of 1572	2820	nni98yH56.exe	85
PID 2820 wrote to memory of 1572	2820	nni98yH56.exe	85
PID 2820 wrote to memory of 696	2820	nni98yH56.exe	94
PID 2820 wrote to memory of 696	2820	nni98yH56.exe	94
PID 2820 wrote to memory of 696	2820	nni98yH56.exe	94
PID 2220 wrote to memory of 536	2220	8c2af9b3f6a3f183c1b9adce5f5d4a0721fd82cdc27642b28a28ef61e086613b.exe	98
PID 2220 wrote to memory of 536	2220	8c2af9b3f6a3f183c1b9adce5f5d4a0721fd82cdc27642b28a28ef61e086613b.exe	98
PID 2220 wrote to memory of 536	2220	8c2af9b3f6a3f183c1b9adce5f5d4a0721fd82cdc27642b28a28ef61e086613b.exe	98

C:\Users\Admin\AppData\Local\Temp\8c2af9b3f6a3f183c1b9adce5f5d4a0721fd82cdc27642b28a28ef61e086613b.exe
"C:\Users\Admin\AppData\Local\Temp\8c2af9b3f6a3f183c1b9adce5f5d4a0721fd82cdc27642b28a28ef61e086613b.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nni98yH56.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nni98yH56.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2820
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\doN21cp.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\doN21cp.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1572
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eUF64PK.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eUF64PK.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:696
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 696 -s 1064
      4⤵
      Program crash
      PID:3616
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fjh62Yo.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fjh62Yo.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 696 -ip 696
1⤵
PID:3204

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:4232

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\fjh62Yo.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nni98yH56.exe

Filesize
334KB

MD5
6f7ec797e6deaa9f0a04883db5a873bf

SHA1
1b486d6a3df8e32b882088e168a16f2fb2fe72c5

SHA256
d4e890e4e7f0d7281d794ada221c8c1ecfcaf422e45473c76248e39cf87dbd91

SHA512
1abac8c6867c567e599134b88a7b2ce01ff3ac6d4009125121e001dd00725ea4db1dc46d7cbf66dab956d536a1e81ac1a9236a9e19ac5ef5247ca76172f7df6c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\doN21cp.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eUF64PK.exe

Filesize
241KB

MD5
f21ea0267fb5944cda5cfac935a9be4b

SHA1
7f00f9d971d0b61c39369189c8bbfaca57f564a4

SHA256
ba244bc70de4bb2874745b713392d69719ab07621fdd578b6b718a59ad586cd1

SHA512
8de85037124dd7d46ea69586f255e30751862f9e30410a61fac21eb91a39507fef45af04b204ffcfb309d60d03c246b493cfd60ba9edca0eaeb4af7570b10dbe

Download Submit
memory/536-64-0x0000000005560000-0x00000000055AC000-memory.dmp

Filesize
304KB

Download
memory/536-63-0x00000000053E0000-0x000000000541C000-memory.dmp

Filesize
240KB

Download
memory/536-62-0x0000000005380000-0x0000000005392000-memory.dmp

Filesize
72KB

Download
memory/536-61-0x0000000005450000-0x000000000555A000-memory.dmp

Filesize
1.0MB

Download
memory/536-60-0x00000000058D0000-0x0000000005EE8000-memory.dmp

Filesize
6.1MB

Download
memory/536-59-0x0000000000980000-0x00000000009B2000-memory.dmp

Filesize
200KB

Download
memory/696-38-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-28-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-46-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-44-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-42-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-40-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-50-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-36-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-34-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-32-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-30-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-48-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-25-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-26-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-53-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/696-55-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/696-52-0x00000000051F0000-0x0000000005202000-memory.dmp

Filesize
72KB

Download
memory/696-24-0x00000000051F0000-0x0000000005208000-memory.dmp

Filesize
96KB

Download
memory/696-23-0x0000000004C40000-0x00000000051E4000-memory.dmp

Filesize
5.6MB

Download
memory/696-22-0x0000000002320000-0x000000000233A000-memory.dmp

Filesize
104KB

Download
memory/1572-16-0x00007FFE567A3000-0x00007FFE567A5000-memory.dmp

Filesize
8KB

Download
memory/1572-15-0x0000000000D30000-0x0000000000D3A000-memory.dmp

Filesize
40KB

Download
memory/1572-14-0x00007FFE567A3000-0x00007FFE567A5000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads