healer | 4bed836e4f5f59c86c158306b480272f52579e521ad189a60adfaf1d996cf34f

General

Target

4bed836e4f5f59c86c158306b480272f52579e521ad189a60adfaf1d996cf34f.exe
Size

1.5MB
MD5

82c82b64cba63729b1fecf9eb2b695dd
SHA1

667944ae5984746492aef7c53a3079c4f6f4c8ea
SHA256

4bed836e4f5f59c86c158306b480272f52579e521ad189a60adfaf1d996cf34f
SHA512

57de7a2d51b98f4265d8a2a3d0106158e46882b17ea0ba11238f72fe9eefae2de76ac06f4b2adeee7e8afeba4a133f894f7bc8182862bdd5933bff4c232c2341
SSDEEP

24576:7y/cL5SW8Gq8S81eNVsd+q7FzTJFIXmM6TUDsS36ub2RERiqyqUb6icqBA7QpTGb:ugP8reyAQ56whquqRIP2RceAcA7

Score

10^/10

healer redline mazda discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

mazda

C2

217.196.96.56:4138

Attributes

auth_value
3d2870537d84a4c6d7aeecd002871c51

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/4204-36-0x0000000002630000-0x000000000264A000-memory.dmp	healer
behavioral1/memory/4204-38-0x0000000004B60000-0x0000000004B78000-memory.dmp	healer
behavioral1/memory/4204-60-0x0000000004B60000-0x0000000004B72000-memory.dmp	healer
behavioral1/memory/4204-66-0x0000000004B60000-0x0000000004B72000-memory.dmp	healer
behavioral1/memory/4204-64-0x0000000004B60000-0x0000000004B72000-memory.dmp	healer
behavioral1/memory/4204-62-0x0000000004B60000-0x0000000004B72000-memory.dmp	healer
behavioral1/memory/4204-56-0x0000000004B60000-0x0000000004B72000-memory.dmp	healer
behavioral1/memory/4204-54-0x0000000004B60000-0x0000000004B72000-memory.dmp	healer
behavioral1/memory/4204-52-0x0000000004B60000-0x0000000004B72000-memory.dmp	healer
behavioral1/memory/4204-48-0x0000000004B60000-0x0000000004B72000-memory.dmp	healer
behavioral1/memory/4204-46-0x0000000004B60000-0x0000000004B72000-memory.dmp	healer
behavioral1/memory/4204-44-0x0000000004B60000-0x0000000004B72000-memory.dmp	healer
behavioral1/memory/4204-42-0x0000000004B60000-0x0000000004B72000-memory.dmp	healer
behavioral1/memory/4204-39-0x0000000004B60000-0x0000000004B72000-memory.dmp	healer
behavioral1/memory/4204-58-0x0000000004B60000-0x0000000004B72000-memory.dmp	healer
behavioral1/memory/4204-50-0x0000000004B60000-0x0000000004B72000-memory.dmp	healer
behavioral1/memory/4204-40-0x0000000004B60000-0x0000000004B72000-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"	a6807396.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a6807396.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a6807396.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a6807396.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a6807396.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a6807396.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/0x0007000000023c84-71.dat	family_redline
behavioral1/memory/4900-73-0x00000000006E0000-0x0000000000710000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 6 IoCs

pid	Process
3656	v3351897.exe
1264	v7157403.exe
3100	v8252972.exe
4200	v1375135.exe
4204	a6807396.exe
4900	b5158784.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	a6807396.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a6807396.exe

Adds Run key to start application 2 TTPs 5 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\\\""	4bed836e4f5f59c86c158306b480272f52579e521ad189a60adfaf1d996cf34f.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\\\""	v3351897.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	v7157403.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\""	v8252972.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup4 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP004.TMP\\\""	v1375135.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2816	4204	WerFault.exe	88

System Location Discovery: System Language Discovery 1 TTPs 7 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	v7157403.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v8252972.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v1375135.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a6807396.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b5158784.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4bed836e4f5f59c86c158306b480272f52579e521ad189a60adfaf1d996cf34f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v3351897.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4204	a6807396.exe
4204	a6807396.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4204	a6807396.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1344 wrote to memory of 3656	1344	4bed836e4f5f59c86c158306b480272f52579e521ad189a60adfaf1d996cf34f.exe	83
PID 1344 wrote to memory of 3656	1344	4bed836e4f5f59c86c158306b480272f52579e521ad189a60adfaf1d996cf34f.exe	83
PID 1344 wrote to memory of 3656	1344	4bed836e4f5f59c86c158306b480272f52579e521ad189a60adfaf1d996cf34f.exe	83
PID 3656 wrote to memory of 1264	3656	v3351897.exe	84
PID 3656 wrote to memory of 1264	3656	v3351897.exe	84
PID 3656 wrote to memory of 1264	3656	v3351897.exe	84
PID 1264 wrote to memory of 3100	1264	v7157403.exe	85
PID 1264 wrote to memory of 3100	1264	v7157403.exe	85
PID 1264 wrote to memory of 3100	1264	v7157403.exe	85
PID 3100 wrote to memory of 4200	3100	v8252972.exe	87
PID 3100 wrote to memory of 4200	3100	v8252972.exe	87
PID 3100 wrote to memory of 4200	3100	v8252972.exe	87
PID 4200 wrote to memory of 4204	4200	v1375135.exe	88
PID 4200 wrote to memory of 4204	4200	v1375135.exe	88
PID 4200 wrote to memory of 4204	4200	v1375135.exe	88
PID 4200 wrote to memory of 4900	4200	v1375135.exe	102
PID 4200 wrote to memory of 4900	4200	v1375135.exe	102
PID 4200 wrote to memory of 4900	4200	v1375135.exe	102

C:\Users\Admin\AppData\Local\Temp\4bed836e4f5f59c86c158306b480272f52579e521ad189a60adfaf1d996cf34f.exe
"C:\Users\Admin\AppData\Local\Temp\4bed836e4f5f59c86c158306b480272f52579e521ad189a60adfaf1d996cf34f.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1344
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v3351897.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v3351897.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3656
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7157403.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7157403.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1264
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v8252972.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v8252972.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3100
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v1375135.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v1375135.exe
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4200
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a6807396.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a6807396.exe
        6⤵
        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:4204
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 1084
        7⤵
        Program crash
        
        PID:2816
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b5158784.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b5158784.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:4900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 4204 -ip 4204
1⤵
PID:2792

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\v3351897.exe

Filesize
1.3MB

MD5
93a7b7f7664c90515e1ecffcb1b4b959

SHA1
920a3bdd2a1899c4c18a23fd64915f0f07228f62

SHA256
cb06233599a414eefaef30f31e02bf348d45281dae1a7d05c4fb19884b0c7a81

SHA512
6fa2a431a3162f74ec3a46425d041ef322e4e6d33af75bbb13a43a6614dd2311bbcba7b9ab9c38e827b29585415b44e73ffc0835512086cb583e7911c75030c7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7157403.exe

Filesize
867KB

MD5
711b4831f91e45016059ca2d45be94cd

SHA1
49ba24945c438b821c3cd8a6fac64ebe849d4954

SHA256
7377cc2803c59c65853300e81bfac483aa8b219989e26d99397eb7d1a0713aad

SHA512
1bb60afee21e73c2a1445995728e1da33ae6752433cfeb161255c6439011678f0260edad75ec659fe7e97a475cc2997ee7fb28f7f44a1a1a21fc0c6985e97c8c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v8252972.exe

Filesize
663KB

MD5
da1fd3bf167884476c63bb6a60e3bcf1

SHA1
56104b8feb122cfcb78d821abcba2e6d5603d60d

SHA256
d99ef51338bba67f8b6e57a689207aefee9c65b507268195ae051e594d49001e

SHA512
ce63e5a2e7f1fe2f9870daf3d94b2aa906dc7aadeec0ff6cbb6607f9b5589461f23beff57e51f43066f410f8567d0998ba0dc9e24aa3241c8e1801df26abf5ad

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v1375135.exe

Filesize
394KB

MD5
7bf2c90875fa352677affab4386398a3

SHA1
cc1dee01cbd832581628ae349978d14fd5191e19

SHA256
7f65c1efe89ac8a464e51b7ffed8299d03c8cb1af2f70eb314690ec344a7040b

SHA512
19d207109ffb59e765a3a15cfc77fb893fac20d998d22beefd7fe54dae48d5e122d883d45a7f623b0a97f452f1143285e4527c8d953c685836446e74df5674c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a6807396.exe

Filesize
315KB

MD5
267ce0b34cfacd8752123963023cdab6

SHA1
d682ca1b2d05648c6a8162871897baf62de27127

SHA256
03d0f4ea26ba6e798e49da789592ab15d4a63edc7045fd3622bda9563d918927

SHA512
26bc3fdee36502e5ab7c31510b6e38fc5fbfcc396a625ea31a8495b5a81bd12e5910a30263cd44bd744a6d06c83d7e941bc35c2b60463149ebc72d2c60112870

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b5158784.exe

Filesize
168KB

MD5
03ce5009660934077643f281b0ec691a

SHA1
c62e2c5645a79a7a5d7398de14f0c83ffce38dbd

SHA256
c878dd4fcbed9382b6c31e7c0d4eaad577a5883080c9c6eead6eeaba4a466b5a

SHA512
00934525722ca1731276de89977604288a7989e6546d4684866f461217e0e3c66016309044093a583a09e6e1d31df401afc6056b0b82e7083e6a36704d388190

Download Submit
memory/4204-46-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-39-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-60-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-66-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-64-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-62-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-56-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-54-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-52-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-48-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-37-0x0000000004C20000-0x00000000051C4000-memory.dmp

Filesize
5.6MB

Download
memory/4204-44-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-42-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-38-0x0000000004B60000-0x0000000004B78000-memory.dmp

Filesize
96KB

Download
memory/4204-58-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-50-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-40-0x0000000004B60000-0x0000000004B72000-memory.dmp

Filesize
72KB

Download
memory/4204-67-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/4204-69-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/4204-36-0x0000000002630000-0x000000000264A000-memory.dmp

Filesize
104KB

Download
memory/4900-73-0x00000000006E0000-0x0000000000710000-memory.dmp

Filesize
192KB

Download
memory/4900-74-0x0000000001020000-0x0000000001026000-memory.dmp

Filesize
24KB

Download
memory/4900-75-0x0000000005700000-0x0000000005D18000-memory.dmp

Filesize
6.1MB

Download
memory/4900-76-0x00000000051F0000-0x00000000052FA000-memory.dmp

Filesize
1.0MB

Download
memory/4900-77-0x0000000004F60000-0x0000000004F72000-memory.dmp

Filesize
72KB

Download
memory/4900-78-0x00000000050E0000-0x000000000511C000-memory.dmp

Filesize
240KB

Download
memory/4900-79-0x0000000005120000-0x000000000516C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads