healer | 8a379445a041c3c2856e6fcbc5bf9b259e8ef6b96a325250c186f790266b8cb5

General

Target

8a379445a041c3c2856e6fcbc5bf9b259e8ef6b96a325250c186f790266b8cb5.exe
Size

483KB
MD5

4ced22c47900c31d72a4d774b199e9fc
SHA1

8151c303d3f0259652789a6a76e1fc81fdbef8bb
SHA256

8a379445a041c3c2856e6fcbc5bf9b259e8ef6b96a325250c186f790266b8cb5
SHA512

b542bcc99cfaab5b49c93e5f11a145434e07c085456c2884bab51fde05f335249a325353fca71fe54cba358efbcb655786428ffa50f049c2bd4edaa2764ec653
SSDEEP

12288:uMrEy90lNFLVTk5e6QrKiSFmULyHVRGEHOI:WycDVwoKiimfVRZ3

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/1164-15-0x0000000000F10000-0x0000000000F1A000-memory.dmp	healer
behavioral1/memory/2728-22-0x0000000002240000-0x000000000225A000-memory.dmp	healer
behavioral1/memory/2728-24-0x0000000002410000-0x0000000002428000-memory.dmp	healer
behavioral1/memory/2728-52-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2728-50-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2728-48-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2728-46-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2728-44-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2728-42-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2728-40-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2728-38-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2728-36-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2728-34-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2728-32-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2728-30-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2728-28-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2728-26-0x0000000002410000-0x0000000002422000-memory.dmp	healer
behavioral1/memory/2728-25-0x0000000002410000-0x0000000002422000-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\DisableIOAVProtection = "1"	duW21ID.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	duW21ID.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eNF88KI.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eNF88KI.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	duW21ID.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	duW21ID.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eNF88KI.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eNF88KI.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eNF88KI.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eNF88KI.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	duW21ID.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	duW21ID.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/4504-59-0x0000000000460000-0x0000000000492000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
756	nPQ71jN43.exe
1164	duW21ID.exe
2728	eNF88KI.exe
4504	fmA87aK.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"	duW21ID.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eNF88KI.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eNF88KI.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\\\""	8a379445a041c3c2856e6fcbc5bf9b259e8ef6b96a325250c186f790266b8cb5.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\\\""	nPQ71jN43.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2056	2728	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	8a379445a041c3c2856e6fcbc5bf9b259e8ef6b96a325250c186f790266b8cb5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nPQ71jN43.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eNF88KI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fmA87aK.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1164	duW21ID.exe
1164	duW21ID.exe
2728	eNF88KI.exe
2728	eNF88KI.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1164	duW21ID.exe
Token: SeDebugPrivilege	2728	eNF88KI.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 756	2220	8a379445a041c3c2856e6fcbc5bf9b259e8ef6b96a325250c186f790266b8cb5.exe	84
PID 2220 wrote to memory of 756	2220	8a379445a041c3c2856e6fcbc5bf9b259e8ef6b96a325250c186f790266b8cb5.exe	84
PID 2220 wrote to memory of 756	2220	8a379445a041c3c2856e6fcbc5bf9b259e8ef6b96a325250c186f790266b8cb5.exe	84
PID 756 wrote to memory of 1164	756	nPQ71jN43.exe	85
PID 756 wrote to memory of 1164	756	nPQ71jN43.exe	85
PID 756 wrote to memory of 2728	756	nPQ71jN43.exe	94
PID 756 wrote to memory of 2728	756	nPQ71jN43.exe	94
PID 756 wrote to memory of 2728	756	nPQ71jN43.exe	94
PID 2220 wrote to memory of 4504	2220	8a379445a041c3c2856e6fcbc5bf9b259e8ef6b96a325250c186f790266b8cb5.exe	98
PID 2220 wrote to memory of 4504	2220	8a379445a041c3c2856e6fcbc5bf9b259e8ef6b96a325250c186f790266b8cb5.exe	98
PID 2220 wrote to memory of 4504	2220	8a379445a041c3c2856e6fcbc5bf9b259e8ef6b96a325250c186f790266b8cb5.exe	98

C:\Users\Admin\AppData\Local\Temp\8a379445a041c3c2856e6fcbc5bf9b259e8ef6b96a325250c186f790266b8cb5.exe
"C:\Users\Admin\AppData\Local\Temp\8a379445a041c3c2856e6fcbc5bf9b259e8ef6b96a325250c186f790266b8cb5.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\nPQ71jN43.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPQ71jN43.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:756
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\duW21ID.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\duW21ID.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1164
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eNF88KI.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eNF88KI.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:2728
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2728 -s 1096
      4⤵
      Program crash
      PID:2056
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fmA87aK.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fmA87aK.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2728 -ip 2728
1⤵
PID:736

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fmA87aK.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPQ71jN43.exe

Filesize
338KB

MD5
64664f025807f40e2a21c74cf4ed5323

SHA1
f0fdc9e9f4a087279692e4f7b0dcdceb32078f31

SHA256
1527ce5a379342ca4ffafb174fd5e0fd442d1be1fe365b3c740ae0814524a5cf

SHA512
a27a6113754a49e05bc0e6e6333af1d34a94b3d66a7f6dc609546073cdc6daface04265e927a7a7a66c59a8b925798e9d7aeeb1c0b610dff3aea1847ae9a9dd7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\duW21ID.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eNF88KI.exe

Filesize
257KB

MD5
813b1f4920c48d60a9252589ffaaf254

SHA1
912df3fbb9b0c3c9fe7e29e98ccf06e293204380

SHA256
65c7a6312fab0125e333198089d7ea106ef6a369181f1e7e8f8ae95c04c8e8f0

SHA512
853845a43d06cd10802c41329b3e8d81d5c9104bd51f47fc56f5634eb2ff079616c5561d5789ba50033a679efdf825a311447abc31e4976f2cf9999efef516c9

Download Submit
memory/1164-14-0x00007FFE567A3000-0x00007FFE567A5000-memory.dmp

Filesize
8KB

Download
memory/1164-15-0x0000000000F10000-0x0000000000F1A000-memory.dmp

Filesize
40KB

Download
memory/1164-16-0x00007FFE567A3000-0x00007FFE567A5000-memory.dmp

Filesize
8KB

Download
memory/2728-38-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-30-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-52-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-50-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-48-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-46-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-44-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-42-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-40-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-23-0x0000000004C90000-0x0000000005234000-memory.dmp

Filesize
5.6MB

Download
memory/2728-36-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-34-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-32-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-24-0x0000000002410000-0x0000000002428000-memory.dmp

Filesize
96KB

Download
memory/2728-28-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-26-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-25-0x0000000002410000-0x0000000002422000-memory.dmp

Filesize
72KB

Download
memory/2728-53-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/2728-55-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/2728-22-0x0000000002240000-0x000000000225A000-memory.dmp

Filesize
104KB

Download
memory/4504-59-0x0000000000460000-0x0000000000492000-memory.dmp

Filesize
200KB

Download
memory/4504-60-0x00000000053D0000-0x00000000059E8000-memory.dmp

Filesize
6.1MB

Download
memory/4504-61-0x0000000004F30000-0x000000000503A000-memory.dmp

Filesize
1.0MB

Download
memory/4504-62-0x0000000004E60000-0x0000000004E72000-memory.dmp

Filesize
72KB

Download
memory/4504-63-0x0000000004EC0000-0x0000000004EFC000-memory.dmp

Filesize
240KB

Download
memory/4504-64-0x0000000005040000-0x000000000508C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads