healer | 8a1b0f00a403c2beb8bf8e3c734c84760985964e3f104fb80cbfee726e560dfe

General

Target

8a1b0f00a403c2beb8bf8e3c734c84760985964e3f104fb80cbfee726e560dfe.exe
Size

478KB
MD5

e933bdd31a7f6ccdcad5be35f02bfd8e
SHA1

284f7281f66667238b4893567fb9cfc1d2109e73
SHA256

8a1b0f00a403c2beb8bf8e3c734c84760985964e3f104fb80cbfee726e560dfe
SHA512

56ce8c22b78a04a0c27c08ad823332b309b1d43c65042bd7fc6947d1529fd093499b7497dc8e3f94e68cbb3b1eac4ff00f4ec660cdaeb0518856df135050f6c2
SSDEEP

6144:KPy+bnr+jp0yN90QEgzzAhs5XJIEN+8wRrCMW4CG2UtYgudY4B63KRmUYt6ibBhj:xMrjy90aQEXJhetCbUjYiKRm1jdj/jF

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/0x0008000000023c74-12.dat	healer
behavioral1/memory/4960-15-0x0000000000CB0000-0x0000000000CBA000-memory.dmp	healer
behavioral1/memory/812-22-0x0000000002520000-0x000000000253A000-memory.dmp	healer
behavioral1/memory/812-24-0x0000000004D00000-0x0000000004D18000-memory.dmp	healer
behavioral1/memory/812-25-0x0000000004D00000-0x0000000004D12000-memory.dmp	healer
behavioral1/memory/812-38-0x0000000004D00000-0x0000000004D12000-memory.dmp	healer
behavioral1/memory/812-52-0x0000000004D00000-0x0000000004D12000-memory.dmp	healer
behavioral1/memory/812-50-0x0000000004D00000-0x0000000004D12000-memory.dmp	healer
behavioral1/memory/812-48-0x0000000004D00000-0x0000000004D12000-memory.dmp	healer
behavioral1/memory/812-46-0x0000000004D00000-0x0000000004D12000-memory.dmp	healer
behavioral1/memory/812-44-0x0000000004D00000-0x0000000004D12000-memory.dmp	healer
behavioral1/memory/812-42-0x0000000004D00000-0x0000000004D12000-memory.dmp	healer
behavioral1/memory/812-40-0x0000000004D00000-0x0000000004D12000-memory.dmp	healer
behavioral1/memory/812-36-0x0000000004D00000-0x0000000004D12000-memory.dmp	healer
behavioral1/memory/812-34-0x0000000004D00000-0x0000000004D12000-memory.dmp	healer
behavioral1/memory/812-32-0x0000000004D00000-0x0000000004D12000-memory.dmp	healer
behavioral1/memory/812-30-0x0000000004D00000-0x0000000004D12000-memory.dmp	healer
behavioral1/memory/812-28-0x0000000004D00000-0x0000000004D12000-memory.dmp	healer
behavioral1/memory/812-26-0x0000000004D00000-0x0000000004D12000-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"	dIB34AU.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dIB34AU.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	exQ02DT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	exQ02DT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	exQ02DT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	exQ02DT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dIB34AU.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dIB34AU.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dIB34AU.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dIB34AU.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	exQ02DT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	exQ02DT.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/0x0007000000023c72-57.dat	family_redline
behavioral1/memory/3692-59-0x0000000000C70000-0x0000000000CA2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
444	nck34tP82.exe
4960	dIB34AU.exe
812	exQ02DT.exe
3692	fNP65rV.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"	dIB34AU.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	exQ02DT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	exQ02DT.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\\\""	8a1b0f00a403c2beb8bf8e3c734c84760985964e3f104fb80cbfee726e560dfe.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\\\""	nck34tP82.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4460	812	WerFault.exe	98

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	8a1b0f00a403c2beb8bf8e3c734c84760985964e3f104fb80cbfee726e560dfe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nck34tP82.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	exQ02DT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fNP65rV.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4960	dIB34AU.exe
4960	dIB34AU.exe
812	exQ02DT.exe
812	exQ02DT.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4960	dIB34AU.exe
Token: SeDebugPrivilege	812	exQ02DT.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4808 wrote to memory of 444	4808	8a1b0f00a403c2beb8bf8e3c734c84760985964e3f104fb80cbfee726e560dfe.exe	83
PID 4808 wrote to memory of 444	4808	8a1b0f00a403c2beb8bf8e3c734c84760985964e3f104fb80cbfee726e560dfe.exe	83
PID 4808 wrote to memory of 444	4808	8a1b0f00a403c2beb8bf8e3c734c84760985964e3f104fb80cbfee726e560dfe.exe	83
PID 444 wrote to memory of 4960	444	nck34tP82.exe	84
PID 444 wrote to memory of 4960	444	nck34tP82.exe	84
PID 444 wrote to memory of 812	444	nck34tP82.exe	98
PID 444 wrote to memory of 812	444	nck34tP82.exe	98
PID 444 wrote to memory of 812	444	nck34tP82.exe	98
PID 4808 wrote to memory of 3692	4808	8a1b0f00a403c2beb8bf8e3c734c84760985964e3f104fb80cbfee726e560dfe.exe	109
PID 4808 wrote to memory of 3692	4808	8a1b0f00a403c2beb8bf8e3c734c84760985964e3f104fb80cbfee726e560dfe.exe	109
PID 4808 wrote to memory of 3692	4808	8a1b0f00a403c2beb8bf8e3c734c84760985964e3f104fb80cbfee726e560dfe.exe	109

C:\Users\Admin\AppData\Local\Temp\8a1b0f00a403c2beb8bf8e3c734c84760985964e3f104fb80cbfee726e560dfe.exe
"C:\Users\Admin\AppData\Local\Temp\8a1b0f00a403c2beb8bf8e3c734c84760985964e3f104fb80cbfee726e560dfe.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4808
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nck34tP82.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nck34tP82.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:444
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dIB34AU.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dIB34AU.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4960
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exQ02DT.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exQ02DT.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:812
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 812 -s 1084
      4⤵
      Program crash
      PID:4460
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fNP65rV.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fNP65rV.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 812 -ip 812
1⤵
PID:5012

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\fNP65rV.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nck34tP82.exe

Filesize
333KB

MD5
e5bbcfbb87e2cba03621b1a0382879aa

SHA1
a0c72c0bfa275b54a8322a61364f45ba2060922a

SHA256
623b0444343142c847e52cfe414b199966c2f2f37d7748e5cfa116a98eb1de58

SHA512
997d69c55598205ad66c2d5a036cc3ee307d3ed6c958521ff1ad548575233f24ea0c7baa6c01d14d50ca4230cf614f9f374669447ebbcdd8d23a5aa620cd981e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dIB34AU.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exQ02DT.exe

Filesize
235KB

MD5
51eaf3c9171c3352f9656cae26564893

SHA1
f34140400948baf80b116d9d59839a3f9018168d

SHA256
7f83dffe8e01e47ab8e070ff65d79e728d717efac490183e68ba36908fd2a720

SHA512
dff81178fc1a2e66e701a722244f2bba11994762f11fac71880f82eb816183e61f203fc0ad5adbaa17992f6ccad63f962420a3037ecfc35a21de8af8e091fe02

Download Submit
memory/812-42-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/812-34-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/812-22-0x0000000002520000-0x000000000253A000-memory.dmp

Filesize
104KB

Download
memory/812-23-0x0000000004F00000-0x00000000054A4000-memory.dmp

Filesize
5.6MB

Download
memory/812-24-0x0000000004D00000-0x0000000004D18000-memory.dmp

Filesize
96KB

Download
memory/812-25-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/812-38-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/812-52-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/812-50-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/812-48-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/812-46-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/812-44-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/812-55-0x0000000000400000-0x0000000000759000-memory.dmp

Filesize
3.3MB

Download
memory/812-40-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/812-36-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/812-53-0x0000000000400000-0x0000000000759000-memory.dmp

Filesize
3.3MB

Download
memory/812-32-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/812-30-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/812-28-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/812-26-0x0000000004D00000-0x0000000004D12000-memory.dmp

Filesize
72KB

Download
memory/3692-59-0x0000000000C70000-0x0000000000CA2000-memory.dmp

Filesize
200KB

Download
memory/3692-60-0x0000000005AC0000-0x00000000060D8000-memory.dmp

Filesize
6.1MB

Download
memory/3692-61-0x0000000005610000-0x000000000571A000-memory.dmp

Filesize
1.0MB

Download
memory/3692-62-0x0000000005540000-0x0000000005552000-memory.dmp

Filesize
72KB

Download
memory/3692-63-0x00000000055A0000-0x00000000055DC000-memory.dmp

Filesize
240KB

Download
memory/3692-64-0x0000000005720000-0x000000000576C000-memory.dmp

Filesize
304KB

Download
memory/4960-16-0x00007FF8ABB53000-0x00007FF8ABB55000-memory.dmp

Filesize
8KB

Download
memory/4960-15-0x0000000000CB0000-0x0000000000CBA000-memory.dmp

Filesize
40KB

Download
memory/4960-14-0x00007FF8ABB53000-0x00007FF8ABB55000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads