healer | 7584b8b7702458dafb853c12016141bba955a21332657500a2ef682e97da36ef

General

Target

7584b8b7702458dafb853c12016141bba955a21332657500a2ef682e97da36ef.exe
Size

404KB
MD5

24d131f208e732f9aec3ae0e0bb45222
SHA1

d380817db209e869bd346cdb828057f2f3ea1791
SHA256

7584b8b7702458dafb853c12016141bba955a21332657500a2ef682e97da36ef
SHA512

5a589357d3ce295bdad4a46787ae8a80cedf1444b35cb4186a6b9d67213b2aff6f3ca7b759d42b3475e88961e93085afc79f4afd1312567053eca243c6020f89
SSDEEP

6144:NFp0yN90QEd0qZ5mJ87JaJt+F2W2eeQ1ZnvOhmKEACYpmK2N0AFUjNHMqxaAM:2y90Yqbx2NQ1lcoACYEbYHJM

Score

10^/10

healer redline maza discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

maza

C2

185.161.248.73:4164

Attributes

auth_value
474d54c1c2f5291290c53f8378acd684

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/2184-12-0x0000000002840000-0x000000000285A000-memory.dmp	healer
behavioral1/memory/2184-14-0x0000000002BC0000-0x0000000002BD8000-memory.dmp	healer
behavioral1/memory/2184-42-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	healer
behavioral1/memory/2184-40-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	healer
behavioral1/memory/2184-38-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	healer
behavioral1/memory/2184-36-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	healer
behavioral1/memory/2184-34-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	healer
behavioral1/memory/2184-32-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	healer
behavioral1/memory/2184-30-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	healer
behavioral1/memory/2184-28-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	healer
behavioral1/memory/2184-26-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	healer
behavioral1/memory/2184-24-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	healer
behavioral1/memory/2184-22-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	healer
behavioral1/memory/2184-20-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	healer
behavioral1/memory/2184-18-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	healer
behavioral1/memory/2184-16-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	healer
behavioral1/memory/2184-15-0x0000000002BC0000-0x0000000002BD2000-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\DisableOnAccessProtection = "1"	a17632721.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a17632721.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a17632721.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a17632721.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a17632721.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a17632721.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/0x0007000000023c83-50.dat	family_redline
behavioral1/memory/3444-53-0x00000000002D0000-0x00000000002FE000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
2184	a17632721.exe
3444	b49451732.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	a17632721.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a17632721.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\\\""	7584b8b7702458dafb853c12016141bba955a21332657500a2ef682e97da36ef.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3640	2184	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	7584b8b7702458dafb853c12016141bba955a21332657500a2ef682e97da36ef.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a17632721.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b49451732.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2184	a17632721.exe
2184	a17632721.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2184	a17632721.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4864 wrote to memory of 2184	4864	7584b8b7702458dafb853c12016141bba955a21332657500a2ef682e97da36ef.exe	83
PID 4864 wrote to memory of 2184	4864	7584b8b7702458dafb853c12016141bba955a21332657500a2ef682e97da36ef.exe	83
PID 4864 wrote to memory of 2184	4864	7584b8b7702458dafb853c12016141bba955a21332657500a2ef682e97da36ef.exe	83
PID 4864 wrote to memory of 3444	4864	7584b8b7702458dafb853c12016141bba955a21332657500a2ef682e97da36ef.exe	95
PID 4864 wrote to memory of 3444	4864	7584b8b7702458dafb853c12016141bba955a21332657500a2ef682e97da36ef.exe	95
PID 4864 wrote to memory of 3444	4864	7584b8b7702458dafb853c12016141bba955a21332657500a2ef682e97da36ef.exe	95

C:\Users\Admin\AppData\Local\Temp\7584b8b7702458dafb853c12016141bba955a21332657500a2ef682e97da36ef.exe
"C:\Users\Admin\AppData\Local\Temp\7584b8b7702458dafb853c12016141bba955a21332657500a2ef682e97da36ef.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4864
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a17632721.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a17632721.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:2184
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 1016
    3⤵
    - Program crash
    PID:3640
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b49451732.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b49451732.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2184 -ip 2184
1⤵
PID:5056

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\a17632721.exe

Filesize
344KB

MD5
7cb9d973d2f5f780c415edecb3b637fd

SHA1
d0df87d7cb2c8aa987b60c28c9591dc4a5a1b86e

SHA256
9ab71579c61df40f0ef3130a9dfc4ef8fe8c2895ffacecc1ec3c17cf2389fead

SHA512
0ad3cb49fd85c7bb4cd36d837e72b090251ff81561bede417f584a89ca43444027e344df55c8c9acb182a58e6f0a39c6536f4cddca5fe19e266e7bf5b2899b18

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b49451732.exe

Filesize
168KB

MD5
8da18978e6afa2a6acb608c554f6c963

SHA1
324577bb6ae917d671dcd0dbb5789bf5d0e83a37

SHA256
bbc392c06645153ab1ae4b1806f5ad6b6af1071e6eae60388bfa88d141d949c1

SHA512
8dbe7943dc8e343ee617153ab380f4aef8f727637874e50e2f5050f28ed1f7ce9ef47f9284cd6a8b626bb2b4f84a51dc5872b3fa65b31b8a722893c136a478c1

Download Submit
memory/2184-40-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-16-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-11-0x0000000000400000-0x0000000000A67000-memory.dmp

Filesize
6.4MB

Download
memory/2184-12-0x0000000002840000-0x000000000285A000-memory.dmp

Filesize
104KB

Download
memory/2184-13-0x0000000005090000-0x0000000005634000-memory.dmp

Filesize
5.6MB

Download
memory/2184-15-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-42-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-8-0x0000000000B70000-0x0000000000C70000-memory.dmp

Filesize
1024KB

Download
memory/2184-38-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-36-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-34-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-32-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-30-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-28-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-26-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-24-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-22-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-20-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-10-0x0000000000400000-0x0000000000A67000-memory.dmp

Filesize
6.4MB

Download
memory/2184-18-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2184-14-0x0000000002BC0000-0x0000000002BD8000-memory.dmp

Filesize
96KB

Download
memory/2184-43-0x0000000000B70000-0x0000000000C70000-memory.dmp

Filesize
1024KB

Download
memory/2184-44-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2184-47-0x0000000000400000-0x0000000000A67000-memory.dmp

Filesize
6.4MB

Download
memory/2184-48-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2184-9-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3444-52-0x000000007435E000-0x000000007435F000-memory.dmp

Filesize
4KB

Download
memory/3444-53-0x00000000002D0000-0x00000000002FE000-memory.dmp

Filesize
184KB

Download
memory/3444-54-0x0000000000CD0000-0x0000000000CD6000-memory.dmp

Filesize
24KB

Download
memory/3444-55-0x0000000005270000-0x0000000005888000-memory.dmp

Filesize
6.1MB

Download
memory/3444-57-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/3444-56-0x0000000004D60000-0x0000000004E6A000-memory.dmp

Filesize
1.0MB

Download
memory/3444-58-0x0000000004CB0000-0x0000000004CEC000-memory.dmp

Filesize
240KB

Download
memory/3444-59-0x0000000004D00000-0x0000000004D4C000-memory.dmp

Filesize
304KB

Download
memory/3444-60-0x0000000074350000-0x0000000074B00000-memory.dmp

Filesize
7.7MB

Download
memory/3444-61-0x000000007435E000-0x000000007435F000-memory.dmp

Filesize
4KB

Download
memory/3444-62-0x0000000074350000-0x0000000074B00000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads