healer | 6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e

General

Target

6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.exe
Size

470KB
MD5

8c589b51e4bdf2b074335e3ce966b204
SHA1

c622ac190128802b199dfa9a26c8fda3f4eb635f
SHA256

6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e
SHA512

b19e8a6e423167d43fee78439a00b23db4f739eea9bc39371c0e7801593377b8ba786ad105300263ebe3ce1b3c8b926f61f108e36a8b228da5fc24daf7457360
SSDEEP

12288:0MrIy90j/RuZBnwKwk5GgPBjHyNbSGWxl+PwTUof0:EyukTnw3HgHGa+PcUos

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 17 IoCs

resource	yara_rule
behavioral1/memory/928-19-0x00000000024F0000-0x000000000250A000-memory.dmp	healer
behavioral1/memory/928-21-0x00000000027B0000-0x00000000027C8000-memory.dmp	healer
behavioral1/memory/928-49-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer
behavioral1/memory/928-47-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer
behavioral1/memory/928-45-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer
behavioral1/memory/928-43-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer
behavioral1/memory/928-41-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer
behavioral1/memory/928-39-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer
behavioral1/memory/928-37-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer
behavioral1/memory/928-35-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer
behavioral1/memory/928-33-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer
behavioral1/memory/928-31-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer
behavioral1/memory/928-29-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer
behavioral1/memory/928-27-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer
behavioral1/memory/928-25-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer
behavioral1/memory/928-23-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer
behavioral1/memory/928-22-0x00000000027B0000-0x00000000027C2000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer
Healer family
healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	bTr35Zq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bTr35Zq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bTr35Zq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bTr35Zq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	bTr35Zq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bTr35Zq.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/0x000a000000023b75-57.dat	family_redline
behavioral1/memory/3084-59-0x00000000000A0000-0x00000000000D2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
3120	ndr95xC.exe
928	bTr35Zq.exe
3084	dls57uQ.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	bTr35Zq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bTr35Zq.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\\\""	6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.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\\\""	ndr95xC.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2108	928	WerFault.exe	84

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	bTr35Zq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dls57uQ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ndr95xC.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
928	bTr35Zq.exe
928	bTr35Zq.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	928	bTr35Zq.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5068 wrote to memory of 3120	5068	6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.exe	83
PID 5068 wrote to memory of 3120	5068	6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.exe	83
PID 5068 wrote to memory of 3120	5068	6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.exe	83
PID 3120 wrote to memory of 928	3120	ndr95xC.exe	84
PID 3120 wrote to memory of 928	3120	ndr95xC.exe	84
PID 3120 wrote to memory of 928	3120	ndr95xC.exe	84
PID 3120 wrote to memory of 3084	3120	ndr95xC.exe	99
PID 3120 wrote to memory of 3084	3120	ndr95xC.exe	99
PID 3120 wrote to memory of 3084	3120	ndr95xC.exe	99

C:\Users\Admin\AppData\Local\Temp\6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.exe
"C:\Users\Admin\AppData\Local\Temp\6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5068
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndr95xC.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndr95xC.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3120
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bTr35Zq.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bTr35Zq.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:928
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 928 -s 1084
      4⤵
      Program crash
      PID:2108
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dls57uQ.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dls57uQ.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 928 -ip 928
1⤵
PID:1868

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\ndr95xC.exe

Filesize
367KB

MD5
6b012524603c424cb217f38d32557ce2

SHA1
6855d4a0bf7617aed149f5845acfc9fc8730abf0

SHA256
66c8ee78c66bb6d717c6eadaa8b2557c807c67c1de76c70b437f6bacfd650838

SHA512
f90680682cb5d96470a8e69bccd345e1372051c87d1c8239f35eb9e3550cefec03286b3752bf5f23817d7c55da4c1503a950beca2b9cacc2429972fcd6b912a3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bTr35Zq.exe

Filesize
222KB

MD5
a9a31ca9a35d8caac2f16e884f5132d9

SHA1
a9409333bff25265779546cee60a394f51d3ad62

SHA256
422112976d1772dc6cf7a79460e8c72acc4b1d156212b15f2f0e8f84b456e32c

SHA512
f330ab56bb96bf541edf4d55e739c5bc4031d2c940091ae01991e4ce4e6a9b3fc0adbe05c5fc09601e8ea44eed5ce5c12b73c85961cb12bdfd5a23ab6cec32ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dls57uQ.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/928-35-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-51-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/928-18-0x0000000000400000-0x0000000000793000-memory.dmp

Filesize
3.6MB

Download
memory/928-19-0x00000000024F0000-0x000000000250A000-memory.dmp

Filesize
104KB

Download
memory/928-20-0x0000000004D90000-0x0000000005334000-memory.dmp

Filesize
5.6MB

Download
memory/928-21-0x00000000027B0000-0x00000000027C8000-memory.dmp

Filesize
96KB

Download
memory/928-29-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-47-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-45-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-43-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-41-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-39-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-37-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-15-0x00000000008E0000-0x00000000009E0000-memory.dmp

Filesize
1024KB

Download
memory/928-33-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-31-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-49-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-27-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-25-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-23-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-22-0x00000000027B0000-0x00000000027C2000-memory.dmp

Filesize
72KB

Download
memory/928-50-0x00000000008E0000-0x00000000009E0000-memory.dmp

Filesize
1024KB

Download
memory/928-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/928-55-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/928-54-0x0000000000400000-0x0000000000793000-memory.dmp

Filesize
3.6MB

Download
memory/928-16-0x00000000023F0000-0x000000000241D000-memory.dmp

Filesize
180KB

Download
memory/3084-59-0x00000000000A0000-0x00000000000D2000-memory.dmp

Filesize
200KB

Download
memory/3084-60-0x0000000005000000-0x0000000005618000-memory.dmp

Filesize
6.1MB

Download
memory/3084-61-0x0000000004B80000-0x0000000004C8A000-memory.dmp

Filesize
1.0MB

Download
memory/3084-62-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

Filesize
72KB

Download
memory/3084-63-0x0000000004B20000-0x0000000004B5C000-memory.dmp

Filesize
240KB

Download
memory/3084-64-0x0000000004C90000-0x0000000004CDC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads