healer | 90930c82c4af36f1036709f20ec45391bd888e8f996eed7d90998d57eef4ee1f

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2024 00:26

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General

Target

90930c82c4af36f1036709f20ec45391bd888e8f996eed7d90998d57eef4ee1f.exe
Size

393KB
MD5

1e45788c3e05942a934c29e7f2c00cad
SHA1

7b899c5248c9ff0f35e223bd2f03b0c87fd3fbd5
SHA256

90930c82c4af36f1036709f20ec45391bd888e8f996eed7d90998d57eef4ee1f
SHA512

f3b1936419c9c36a37f2c6088b94a31c7bd0fb39ffde1b3a8ba5e3c7317eede45b6680ae3fecea05bd3e78a1e4bab105b62004234b0a1a977a949d485b6257d4
SSDEEP

6144:KWy+bnr+ap0yN90QEKECxmD2CBuxVlWnyZyyrUjxAxN/FZbBQiL7/BTizYRZ:qMryy90wavclU+FNBv7/BTicX

Score

10^/10

healer redline mazda discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

mazda

217.196.96.56:4138

Attributes

auth_value
3d2870537d84a4c6d7aeecd002871c51

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/3948-12-0x0000000001FF0000-0x000000000200A000-memory.dmp	healer
behavioral1/memory/3948-14-0x00000000023C0000-0x00000000023D8000-memory.dmp	healer
behavioral1/memory/3948-42-0x00000000023C0000-0x00000000023D2000-memory.dmp	healer
behavioral1/memory/3948-40-0x00000000023C0000-0x00000000023D2000-memory.dmp	healer
behavioral1/memory/3948-38-0x00000000023C0000-0x00000000023D2000-memory.dmp	healer
behavioral1/memory/3948-36-0x00000000023C0000-0x00000000023D2000-memory.dmp	healer
behavioral1/memory/3948-34-0x00000000023C0000-0x00000000023D2000-memory.dmp	healer
behavioral1/memory/3948-33-0x00000000023C0000-0x00000000023D2000-memory.dmp	healer
behavioral1/memory/3948-31-0x00000000023C0000-0x00000000023D2000-memory.dmp	healer
behavioral1/memory/3948-28-0x00000000023C0000-0x00000000023D2000-memory.dmp	healer
behavioral1/memory/3948-26-0x00000000023C0000-0x00000000023D2000-memory.dmp	healer
behavioral1/memory/3948-24-0x00000000023C0000-0x00000000023D2000-memory.dmp	healer
behavioral1/memory/3948-22-0x00000000023C0000-0x00000000023D2000-memory.dmp	healer
behavioral1/memory/3948-20-0x00000000023C0000-0x00000000023D2000-memory.dmp	healer
behavioral1/memory/3948-18-0x00000000023C0000-0x00000000023D2000-memory.dmp	healer
behavioral1/memory/3948-16-0x00000000023C0000-0x00000000023D2000-memory.dmp	healer
behavioral1/memory/3948-15-0x00000000023C0000-0x00000000023D2000-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\DisableRealtimeMonitoring = "1"	a6927465.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a6927465.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a6927465.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a6927465.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a6927465.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a6927465.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/0x0007000000023cb7-51.dat	family_redline
behavioral1/memory/1520-54-0x0000000000390000-0x00000000003C0000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
3948	a6927465.exe
1520	b1618104.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	a6927465.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a6927465.exe

Adds Run key to start application 2 TTPs 1 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\\\""	90930c82c4af36f1036709f20ec45391bd888e8f996eed7d90998d57eef4ee1f.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5104	3948	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 3 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	90930c82c4af36f1036709f20ec45391bd888e8f996eed7d90998d57eef4ee1f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a6927465.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b1618104.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3948	a6927465.exe
3948	a6927465.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3948	a6927465.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 3948	2256	90930c82c4af36f1036709f20ec45391bd888e8f996eed7d90998d57eef4ee1f.exe	83
PID 2256 wrote to memory of 3948	2256	90930c82c4af36f1036709f20ec45391bd888e8f996eed7d90998d57eef4ee1f.exe	83
PID 2256 wrote to memory of 3948	2256	90930c82c4af36f1036709f20ec45391bd888e8f996eed7d90998d57eef4ee1f.exe	83
PID 2256 wrote to memory of 1520	2256	90930c82c4af36f1036709f20ec45391bd888e8f996eed7d90998d57eef4ee1f.exe	98
PID 2256 wrote to memory of 1520	2256	90930c82c4af36f1036709f20ec45391bd888e8f996eed7d90998d57eef4ee1f.exe	98
PID 2256 wrote to memory of 1520	2256	90930c82c4af36f1036709f20ec45391bd888e8f996eed7d90998d57eef4ee1f.exe	98

C:\Users\Admin\AppData\Local\Temp\90930c82c4af36f1036709f20ec45391bd888e8f996eed7d90998d57eef4ee1f.exe
"C:\Users\Admin\AppData\Local\Temp\90930c82c4af36f1036709f20ec45391bd888e8f996eed7d90998d57eef4ee1f.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a6927465.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a6927465.exe
  2⤵
  - 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:3948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3948 -s 1064
    3⤵
    - Program crash
    PID:5104
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1618104.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1618104.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3948 -ip 3948
1⤵
PID:4808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a6927465.exe

Filesize
315KB

MD5
40a9f0f75a8bb4591dc57f10e26456be

SHA1
b0840d51ef8cf349e60a0ece5300d8ef5951a6c8

SHA256
21a9cfca5ad0606db96b931cb7b3b57a0da826f0b9028cb6ab5dbf1fb2790a19

SHA512
aceb18e90ced3a425fba29da777b1b926b94268c34f11be0ca76b26b33bb5a3dab61c9d70119eb6a46122a18df55fcca0e25a8e853d825a74616e4eec84d0751

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1618104.exe

Filesize
168KB

MD5
9a720a0ec9b1511071468427546e75cf

SHA1
5061123501cf321837eb73225bcbfec89c87e952

SHA256
9633a81383ff1d4de3b564eef7c3bdef3ec2b7ed4d720de9820d98e419215ede

SHA512
09b083bda12bfea9f7df30a2ca41b460eea3e497005387fcc525c4aa1d5a60a6ef0ec5bcd354f9de1f2032e8cee17212f19ff4c64b6084120205c1d5820fe7b5

Download Submit
memory/1520-57-0x000000000A200000-0x000000000A30A000-memory.dmp

Filesize
1.0MB

Download
memory/1520-61-0x00000000024F0000-0x000000000253C000-memory.dmp

Filesize
304KB

Download
memory/1520-60-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download
memory/1520-59-0x000000000A190000-0x000000000A1CC000-memory.dmp

Filesize
240KB

Download
memory/1520-62-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/1520-58-0x000000000A130000-0x000000000A142000-memory.dmp

Filesize
72KB

Download
memory/1520-56-0x000000000A680000-0x000000000AC98000-memory.dmp

Filesize
6.1MB

Download
memory/1520-54-0x0000000000390000-0x00000000003C0000-memory.dmp

Filesize
192KB

Download
memory/1520-63-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download
memory/1520-55-0x0000000004B70000-0x0000000004B76000-memory.dmp

Filesize
24KB

Download
memory/1520-53-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/3948-38-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-33-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-28-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-26-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-24-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-22-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-20-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-18-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-16-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-15-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-43-0x00000000005A0000-0x00000000006A0000-memory.dmp

Filesize
1024KB

Download
memory/3948-44-0x0000000001E40000-0x0000000001E6D000-memory.dmp

Filesize
180KB

Download
memory/3948-45-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3948-31-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-49-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3948-34-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-36-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-40-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-48-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/3948-42-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3948-14-0x00000000023C0000-0x00000000023D8000-memory.dmp

Filesize
96KB

Download
memory/3948-13-0x0000000004BD0000-0x0000000005174000-memory.dmp

Filesize
5.6MB

Download
memory/3948-12-0x0000000001FF0000-0x000000000200A000-memory.dmp

Filesize
104KB

Download
memory/3948-11-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/3948-10-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3948-9-0x0000000001E40000-0x0000000001E6D000-memory.dmp

Filesize
180KB

Download
memory/3948-8-0x00000000005A0000-0x00000000006A0000-memory.dmp

Filesize
1024KB

Download