healer | 15b19e8ffff351c139e63848681ef9db46202e256dbdeb4499b8454359cf8c9a

General

Target

15b19e8ffff351c139e63848681ef9db46202e256dbdeb4499b8454359cf8c9a.exe
Size

1.5MB
MD5

f3bb119191b3901ae81a0fc18acaf842
SHA1

19c7e6f6d1e0994928a1a5e0cbc89faa76618cf4
SHA256

15b19e8ffff351c139e63848681ef9db46202e256dbdeb4499b8454359cf8c9a
SHA512

d555c03ae618dfbcf3d143c700e2be26ffd8774ecd4bc767d46d50f4dab9f564dd2996b892e2b4f666d72c43001228925e33e7ae3efb8ae5803e3a1276347904
SSDEEP

24576:ey52KsKOp5NQNma8VKYeUEJkjFQH6Od82tEKCYKNpVR4pw+vlY6Z3:tYKsKOp5Numa8VuUEuJgV1tEZN/R+Y6

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/664-36-0x0000000002850000-0x000000000286A000-memory.dmp	healer
behavioral1/memory/664-38-0x0000000002980000-0x0000000002998000-memory.dmp	healer
behavioral1/memory/664-44-0x0000000002980000-0x0000000002992000-memory.dmp	healer
behavioral1/memory/664-66-0x0000000002980000-0x0000000002992000-memory.dmp	healer
behavioral1/memory/664-65-0x0000000002980000-0x0000000002992000-memory.dmp	healer
behavioral1/memory/664-62-0x0000000002980000-0x0000000002992000-memory.dmp	healer
behavioral1/memory/664-60-0x0000000002980000-0x0000000002992000-memory.dmp	healer
behavioral1/memory/664-58-0x0000000002980000-0x0000000002992000-memory.dmp	healer
behavioral1/memory/664-57-0x0000000002980000-0x0000000002992000-memory.dmp	healer
behavioral1/memory/664-54-0x0000000002980000-0x0000000002992000-memory.dmp	healer
behavioral1/memory/664-52-0x0000000002980000-0x0000000002992000-memory.dmp	healer
behavioral1/memory/664-50-0x0000000002980000-0x0000000002992000-memory.dmp	healer
behavioral1/memory/664-48-0x0000000002980000-0x0000000002992000-memory.dmp	healer
behavioral1/memory/664-46-0x0000000002980000-0x0000000002992000-memory.dmp	healer
behavioral1/memory/664-39-0x0000000002980000-0x0000000002992000-memory.dmp	healer
behavioral1/memory/664-42-0x0000000002980000-0x0000000002992000-memory.dmp	healer
behavioral1/memory/664-40-0x0000000002980000-0x0000000002992000-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	a8116010.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a8116010.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a8116010.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a8116010.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a8116010.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a8116010.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/0x000a000000023b89-71.dat	family_redline
behavioral1/memory/2436-73-0x0000000000400000-0x0000000000430000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 6 IoCs

pid	Process
2264	v6172254.exe
4040	v3532827.exe
3388	v8497775.exe
1468	v6543756.exe
664	a8116010.exe
2436	b8020577.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"	a8116010.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	a8116010.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\\\""	15b19e8ffff351c139e63848681ef9db46202e256dbdeb4499b8454359cf8c9a.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\\\""	v6172254.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\\\""	v3532827.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\\\""	v8497775.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\\\""	v6543756.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1212	664	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	v3532827.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v8497775.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v6543756.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a8116010.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b8020577.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	15b19e8ffff351c139e63848681ef9db46202e256dbdeb4499b8454359cf8c9a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v6172254.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
664	a8116010.exe
664	a8116010.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	664	a8116010.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2680 wrote to memory of 2264	2680	15b19e8ffff351c139e63848681ef9db46202e256dbdeb4499b8454359cf8c9a.exe	83
PID 2680 wrote to memory of 2264	2680	15b19e8ffff351c139e63848681ef9db46202e256dbdeb4499b8454359cf8c9a.exe	83
PID 2680 wrote to memory of 2264	2680	15b19e8ffff351c139e63848681ef9db46202e256dbdeb4499b8454359cf8c9a.exe	83
PID 2264 wrote to memory of 4040	2264	v6172254.exe	84
PID 2264 wrote to memory of 4040	2264	v6172254.exe	84
PID 2264 wrote to memory of 4040	2264	v6172254.exe	84
PID 4040 wrote to memory of 3388	4040	v3532827.exe	85
PID 4040 wrote to memory of 3388	4040	v3532827.exe	85
PID 4040 wrote to memory of 3388	4040	v3532827.exe	85
PID 3388 wrote to memory of 1468	3388	v8497775.exe	86
PID 3388 wrote to memory of 1468	3388	v8497775.exe	86
PID 3388 wrote to memory of 1468	3388	v8497775.exe	86
PID 1468 wrote to memory of 664	1468	v6543756.exe	88
PID 1468 wrote to memory of 664	1468	v6543756.exe	88
PID 1468 wrote to memory of 664	1468	v6543756.exe	88
PID 1468 wrote to memory of 2436	1468	v6543756.exe	103
PID 1468 wrote to memory of 2436	1468	v6543756.exe	103
PID 1468 wrote to memory of 2436	1468	v6543756.exe	103

C:\Users\Admin\AppData\Local\Temp\15b19e8ffff351c139e63848681ef9db46202e256dbdeb4499b8454359cf8c9a.exe
"C:\Users\Admin\AppData\Local\Temp\15b19e8ffff351c139e63848681ef9db46202e256dbdeb4499b8454359cf8c9a.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2680
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6172254.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6172254.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2264
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3532827.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3532827.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4040
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v8497775.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v8497775.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3388
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v6543756.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v6543756.exe
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1468
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a8116010.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a8116010.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:664
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 664 -s 1084
        7⤵
        Program crash
        
        PID:1212
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b8020577.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b8020577.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:2436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 664 -ip 664
1⤵
PID:5100

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6172254.exe

Filesize
1.4MB

MD5
a0b2408774f242baa7ae0366e80077a3

SHA1
e1238bd0a1718b30cd4118e698ee6fdad2276cf6

SHA256
63cdfc8093bbe5b06dd92b008236c972a6061720cf5af87f50b3a330cb26930c

SHA512
c99a9da8422ed21379a1fb8d14791848f2714b031cc8ecc19ba8552e79a0e9a4531e8c39d12ead933abcd748541440982646adc0683e760c482c292cd74499b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v3532827.exe

Filesize
911KB

MD5
5fd822ae8437a57992d8850255e2a4b9

SHA1
488d981907cd4308b5cfb160b7bdf5c64b66cb75

SHA256
a6899574144fa12fa43d6f05f22c4733c1270d02d79959d4b73e64a36675ba9b

SHA512
b7779756e72450cd8e46653cc666770629ecc016da1d6f4d82857d456f46990be04aaf6bc1f4be7e561dd4dac9d74e57c02ada8c252ed85e8a969a7c46013a95

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v8497775.exe

Filesize
706KB

MD5
391d430787110d607abd051d5ff526e5

SHA1
70ebeb72045644d0f95cdcc606df13064ffb9241

SHA256
0e7627aaed4fee5b20c9ee4ea255fb86a0fa8df23d0436c73dcf745c90d4aa6c

SHA512
aa2a8321fdc8f2410b1d49c7272b5c0c7dc0078facf7e4aa58659ffd1a65de34cb96f94fea87d8a72a5f1b6f257d3d4fc3694077f9df6deae27362e6c7c405e6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v6543756.exe

Filesize
415KB

MD5
b2340f599389d8bbf12540817b129173

SHA1
87ae3a5adaab4f26e3a90ff83432001b43fa98b5

SHA256
7f727ff22e813c48c5a1008604fadf7dbfdf8cb011c9b1dbc6639ee0cc7e24b9

SHA512
0273ba22ab5e98cbf4ad220b21b134b164f5d9505927114e8c6c54c3dd2e57103d8c7392136985b7ab02742592c985eaab6a1ae284087b20950440c70d404d07

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a8116010.exe

Filesize
360KB

MD5
fa4b73b59fa5ed68abd617835e07176c

SHA1
4315d9fcd15de6d1573083505bb149bff78ad237

SHA256
1f5f57daa37aa5c0a7d9a455ad9c31cbce434a4df9da5982355725d9f8568c93

SHA512
4a39532de4e6989982934839ccde90a4c3d7aa53163c3dcf1d387d0f97658dbbe0e56a5e4e4630d6a1a91eb7b3a8fb3370dcf2b489f30e88973d4a7af5ce956a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b8020577.exe

Filesize
168KB

MD5
428ff14c78db8c5a105b4de394da80b0

SHA1
8d73dc6ec8bcbc03c2b8c031ed1b4e618141a93b

SHA256
48accbd0bda412dea7a18121eaae6179caf770631c9038d2562aedea38cfced4

SHA512
aad000453219088c2a2e618adcfa4a418ae422600f0a68460fcaf205a6e91edecfd5f69c4ae3404b3429597f14bb63df598adfb8992920931a5b44acd1f71132

Download Submit
memory/664-44-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-46-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-37-0x0000000004FB0000-0x0000000005554000-memory.dmp

Filesize
5.6MB

Download
memory/664-66-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-65-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-62-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-60-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-58-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-57-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-54-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-52-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-50-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-48-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-38-0x0000000002980000-0x0000000002998000-memory.dmp

Filesize
96KB

Download
memory/664-39-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-42-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-40-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/664-68-0x0000000000400000-0x00000000006F4000-memory.dmp

Filesize
3.0MB

Download
memory/664-36-0x0000000002850000-0x000000000286A000-memory.dmp

Filesize
104KB

Download
memory/2436-73-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2436-74-0x0000000004D20000-0x0000000004D26000-memory.dmp

Filesize
24KB

Download
memory/2436-75-0x00000000054E0000-0x0000000005AF8000-memory.dmp

Filesize
6.1MB

Download
memory/2436-76-0x0000000004FD0000-0x00000000050DA000-memory.dmp

Filesize
1.0MB

Download
memory/2436-77-0x0000000004EC0000-0x0000000004ED2000-memory.dmp

Filesize
72KB

Download
memory/2436-78-0x0000000004F20000-0x0000000004F5C000-memory.dmp

Filesize
240KB

Download
memory/2436-79-0x0000000004F70000-0x0000000004FBC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads