healer | 3a3a0bbb28566d39e6b03dab8e3f3038d1186e6e7d4c614910786f57f331c892

General

Target

3a3a0bbb28566d39e6b03dab8e3f3038d1186e6e7d4c614910786f57f331c892.exe
Size

470KB
MD5

6b1ccea5404f6d318ff23b2fa129ac66
SHA1

5f9bac95ae90b061dcc7270a1c775ffebaa20122
SHA256

3a3a0bbb28566d39e6b03dab8e3f3038d1186e6e7d4c614910786f57f331c892
SHA512

883e4f5d7587f40c7631a056ed0f1107eb49efee54db938f0303ad406da4695120a7f660c95767c819ff48fadb4691562e8404f9ec6bf3dd41c5f4d8cf4104e2
SSDEEP

12288:5Mrly90L66A0szcz1ByWbZC/9XVVPgNE:wyfHNMY2E/lVV4NE

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/4416-19-0x0000000002500000-0x000000000251A000-memory.dmp	healer
behavioral1/memory/4416-21-0x00000000052C0000-0x00000000052D8000-memory.dmp	healer
behavioral1/memory/4416-49-0x00000000052C0000-0x00000000052D2000-memory.dmp	healer
behavioral1/memory/4416-47-0x00000000052C0000-0x00000000052D2000-memory.dmp	healer
behavioral1/memory/4416-45-0x00000000052C0000-0x00000000052D2000-memory.dmp	healer
behavioral1/memory/4416-43-0x00000000052C0000-0x00000000052D2000-memory.dmp	healer
behavioral1/memory/4416-41-0x00000000052C0000-0x00000000052D2000-memory.dmp	healer
behavioral1/memory/4416-39-0x00000000052C0000-0x00000000052D2000-memory.dmp	healer
behavioral1/memory/4416-37-0x00000000052C0000-0x00000000052D2000-memory.dmp	healer
behavioral1/memory/4416-35-0x00000000052C0000-0x00000000052D2000-memory.dmp	healer
behavioral1/memory/4416-33-0x00000000052C0000-0x00000000052D2000-memory.dmp	healer
behavioral1/memory/4416-31-0x00000000052C0000-0x00000000052D2000-memory.dmp	healer
behavioral1/memory/4416-29-0x00000000052C0000-0x00000000052D2000-memory.dmp	healer
behavioral1/memory/4416-27-0x00000000052C0000-0x00000000052D2000-memory.dmp	healer
behavioral1/memory/4416-25-0x00000000052C0000-0x00000000052D2000-memory.dmp	healer
behavioral1/memory/4416-23-0x00000000052C0000-0x00000000052D2000-memory.dmp	healer
behavioral1/memory/4416-22-0x00000000052C0000-0x00000000052D2000-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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bOZ34rH.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bOZ34rH.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	bOZ34rH.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bOZ34rH.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	bOZ34rH.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bOZ34rH.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/0x000a000000023ba1-57.dat	family_redline
behavioral1/memory/4148-59-0x0000000000CA0000-0x0000000000CD2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
2880	nxl01Al.exe
4416	bOZ34rH.exe
4148	drQ65ih.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bOZ34rH.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	bOZ34rH.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\\\""	3a3a0bbb28566d39e6b03dab8e3f3038d1186e6e7d4c614910786f57f331c892.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\\\""	nxl01Al.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4800	4416	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	3a3a0bbb28566d39e6b03dab8e3f3038d1186e6e7d4c614910786f57f331c892.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nxl01Al.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bOZ34rH.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	drQ65ih.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4416	bOZ34rH.exe
4416	bOZ34rH.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4416	bOZ34rH.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 456 wrote to memory of 2880	456	3a3a0bbb28566d39e6b03dab8e3f3038d1186e6e7d4c614910786f57f331c892.exe	83
PID 456 wrote to memory of 2880	456	3a3a0bbb28566d39e6b03dab8e3f3038d1186e6e7d4c614910786f57f331c892.exe	83
PID 456 wrote to memory of 2880	456	3a3a0bbb28566d39e6b03dab8e3f3038d1186e6e7d4c614910786f57f331c892.exe	83
PID 2880 wrote to memory of 4416	2880	nxl01Al.exe	84
PID 2880 wrote to memory of 4416	2880	nxl01Al.exe	84
PID 2880 wrote to memory of 4416	2880	nxl01Al.exe	84
PID 2880 wrote to memory of 4148	2880	nxl01Al.exe	95
PID 2880 wrote to memory of 4148	2880	nxl01Al.exe	95
PID 2880 wrote to memory of 4148	2880	nxl01Al.exe	95

C:\Users\Admin\AppData\Local\Temp\3a3a0bbb28566d39e6b03dab8e3f3038d1186e6e7d4c614910786f57f331c892.exe
"C:\Users\Admin\AppData\Local\Temp\3a3a0bbb28566d39e6b03dab8e3f3038d1186e6e7d4c614910786f57f331c892.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:456
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nxl01Al.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nxl01Al.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2880
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOZ34rH.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOZ34rH.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:4416
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 1080
      4⤵
      Program crash
      PID:4800
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\drQ65ih.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\drQ65ih.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4416 -ip 4416
1⤵
PID:2076

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\nxl01Al.exe

Filesize
366KB

MD5
c006f32e46b72d7916d08d87474b3a29

SHA1
d4fd627c874c6821362af2e8015612271e5a2866

SHA256
21854ea3d86ac33f8e3a89095f2c7d6992079eac37cf05c01867d1c1eb3b8ff7

SHA512
f3c212e723855a69f112d6722237a6503c722e2c439146333636e1388705e93ed97e504fb379abb2d9738f5d843f206132a19bfc90de239e495744269f64472a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOZ34rH.exe

Filesize
220KB

MD5
de42ca5e48e76be8fc7fd36752b6eb50

SHA1
c594fea49882a1f0c4745c38de903c8f3e963acd

SHA256
9be125a22fe4bbedcd63b46faf563f107bb54c1f6c894e45b4794c3e184aa0aa

SHA512
b4dbe8b6ed6cf26a7225ef2a8af07629fdcc447920dd8bb5362cefdbbafe439ef92e5011c8c26716dba06646d161eca676470e484995173dd39dc42db454ff7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\drQ65ih.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/4148-64-0x0000000005750000-0x000000000579C000-memory.dmp

Filesize
304KB

Download
memory/4148-63-0x00000000055D0000-0x000000000560C000-memory.dmp

Filesize
240KB

Download
memory/4148-62-0x0000000005570000-0x0000000005582000-memory.dmp

Filesize
72KB

Download
memory/4148-61-0x0000000005640000-0x000000000574A000-memory.dmp

Filesize
1.0MB

Download
memory/4148-60-0x0000000005AE0000-0x00000000060F8000-memory.dmp

Filesize
6.1MB

Download
memory/4148-59-0x0000000000CA0000-0x0000000000CD2000-memory.dmp

Filesize
200KB

Download
memory/4416-35-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-23-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-45-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-43-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-41-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-39-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-37-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-49-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-33-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-31-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-29-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-27-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-25-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-47-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-22-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/4416-50-0x00000000008D0000-0x00000000009D0000-memory.dmp

Filesize
1024KB

Download
memory/4416-51-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4416-54-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/4416-55-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4416-21-0x00000000052C0000-0x00000000052D8000-memory.dmp

Filesize
96KB

Download
memory/4416-20-0x0000000004D10000-0x00000000052B4000-memory.dmp

Filesize
5.6MB

Download
memory/4416-19-0x0000000002500000-0x000000000251A000-memory.dmp

Filesize
104KB

Download
memory/4416-18-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/4416-15-0x00000000008D0000-0x00000000009D0000-memory.dmp

Filesize
1024KB

Download
memory/4416-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4416-16-0x00000000023C0000-0x00000000023ED000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads