healer | f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d

General

Target

f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe
Size

483KB
MD5

ef359139e0dba621124b9c79c6365007
SHA1

727481d026d6bae4bd43b25addf5a28eb38c2a24
SHA256

f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d
SHA512

6dcc83853dc4904437e10b393c0d40a78301b5f63d2d340c4a3b2878af30e64e5a07688ced3fa811536b77a36a6eafa20d5952dab4f0f4b55c9d524631b22fcc
SSDEEP

12288:kMr1y90HgFXHB4KpP9w3sOUYMwBtNHDDLDWdmg:ZyXXlC3sOtMiB7D3g

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/0x0009000000023c03-13.dat	healer
behavioral1/memory/4516-15-0x0000000000B00000-0x0000000000B0A000-memory.dmp	healer
behavioral1/memory/5036-22-0x0000000002520000-0x000000000253A000-memory.dmp	healer
behavioral1/memory/5036-24-0x00000000025A0000-0x00000000025B8000-memory.dmp	healer
behavioral1/memory/5036-25-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/5036-32-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/5036-52-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/5036-50-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/5036-48-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/5036-46-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/5036-44-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/5036-42-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/5036-40-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/5036-38-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/5036-36-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/5036-34-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/5036-30-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/5036-28-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/5036-26-0x00000000025A0000-0x00000000025B2000-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\DisableRealtimeMonitoring = "1"	dzu96EP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	etj12vI.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	etj12vI.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	etj12vI.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dzu96EP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dzu96EP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dzu96EP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	etj12vI.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	etj12vI.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dzu96EP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dzu96EP.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	etj12vI.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/0x0008000000023c01-57.dat	family_redline
behavioral1/memory/3632-59-0x0000000000010000-0x0000000000042000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
4892	nYM43aT82.exe
4516	dzu96EP.exe
5036	etj12vI.exe
3632	fdM65uQ.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"	dzu96EP.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	etj12vI.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	etj12vI.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\\\""	f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.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\\\""	nYM43aT82.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4300	5036	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	f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nYM43aT82.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	etj12vI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fdM65uQ.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4516	dzu96EP.exe
4516	dzu96EP.exe
5036	etj12vI.exe
5036	etj12vI.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4516	dzu96EP.exe
Token: SeDebugPrivilege	5036	etj12vI.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3096 wrote to memory of 4892	3096	f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe	83
PID 3096 wrote to memory of 4892	3096	f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe	83
PID 3096 wrote to memory of 4892	3096	f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe	83
PID 4892 wrote to memory of 4516	4892	nYM43aT82.exe	84
PID 4892 wrote to memory of 4516	4892	nYM43aT82.exe	84
PID 4892 wrote to memory of 5036	4892	nYM43aT82.exe	93
PID 4892 wrote to memory of 5036	4892	nYM43aT82.exe	93
PID 4892 wrote to memory of 5036	4892	nYM43aT82.exe	93
PID 3096 wrote to memory of 3632	3096	f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe	97
PID 3096 wrote to memory of 3632	3096	f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe	97
PID 3096 wrote to memory of 3632	3096	f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe	97

C:\Users\Admin\AppData\Local\Temp\f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe
"C:\Users\Admin\AppData\Local\Temp\f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3096
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nYM43aT82.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nYM43aT82.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4892
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu96EP.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu96EP.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4516
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\etj12vI.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\etj12vI.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:5036
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5036 -s 1080
      4⤵
      Program crash
      PID:4300
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fdM65uQ.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fdM65uQ.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5036 -ip 5036
1⤵
PID:4744

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\fdM65uQ.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nYM43aT82.exe

Filesize
338KB

MD5
4d4a4d3d1826e3715bc8ddcc29ddfcf5

SHA1
49989185a5c3f6e310d23e06d8986b2b08731fad

SHA256
9a521b2d389029f0715e748d3f4784b9b9f9ec7cdb7c68013d79043306c97b5c

SHA512
6501c8ff7719cf38d62a16486f6677a9ec3f490d15ca05c4b70cf9b69b6c760e789acba949d98b27f59249a93e3bb0bb23403999ef44ff8ff3232e28b3d6b8c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu96EP.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\etj12vI.exe

Filesize
258KB

MD5
0d12b6dc52613d919d47608afa94853d

SHA1
3aaba8ca69c4a3fb23d10af9db66173a47e7947f

SHA256
de98d4ae2215630ea271a86b9302ec4615d0a0b83c4a3c09322246159f3b70ab

SHA512
35c5046816eba7c18fa1e7db03678c815cfa090ebe5a3f74171dc1ac21a3af247497ace59db4cfc07ea0b7e224ad4a516632b94ab59e19c4ec037c1d53880ee3

Download Submit
memory/3632-61-0x00000000049B0000-0x0000000004ABA000-memory.dmp

Filesize
1.0MB

Download
memory/3632-64-0x0000000004AC0000-0x0000000004B0C000-memory.dmp

Filesize
304KB

Download
memory/3632-63-0x0000000004940000-0x000000000497C000-memory.dmp

Filesize
240KB

Download
memory/3632-62-0x00000000048E0000-0x00000000048F2000-memory.dmp

Filesize
72KB

Download
memory/3632-60-0x0000000004E30000-0x0000000005448000-memory.dmp

Filesize
6.1MB

Download
memory/3632-59-0x0000000000010000-0x0000000000042000-memory.dmp

Filesize
200KB

Download
memory/4516-16-0x00007FFC0D773000-0x00007FFC0D775000-memory.dmp

Filesize
8KB

Download
memory/4516-15-0x0000000000B00000-0x0000000000B0A000-memory.dmp

Filesize
40KB

Download
memory/4516-14-0x00007FFC0D773000-0x00007FFC0D775000-memory.dmp

Filesize
8KB

Download
memory/5036-42-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-28-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-44-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-48-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-40-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-38-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-36-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-34-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-30-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-46-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-26-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-53-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/5036-55-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/5036-50-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-52-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-32-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-25-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/5036-24-0x00000000025A0000-0x00000000025B8000-memory.dmp

Filesize
96KB

Download
memory/5036-23-0x0000000004DC0000-0x0000000005364000-memory.dmp

Filesize
5.6MB

Download
memory/5036-22-0x0000000002520000-0x000000000253A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads