healer | fe1dfb9780d87ba9ad7bb5e2ab3981b335dbf54658c00d658faf95092a6eb3a9

General

Target

fe1dfb9780d87ba9ad7bb5e2ab3981b335dbf54658c00d658faf95092a6eb3a9.exe
Size

470KB
MD5

d00d1b16f6b8cd559ad1e04f5932b6f0
SHA1

cf23837f935368691490977a425e2f4662abb7ae
SHA256

fe1dfb9780d87ba9ad7bb5e2ab3981b335dbf54658c00d658faf95092a6eb3a9
SHA512

d54429e916fae656aa4c5b43cc711eb855b392749a00d87b07b7e2f93433110ddf8c7e33de476b95223c5bbfca0d3e033fe15c9b4970bbfc90276450d42c0786
SSDEEP

12288:AMrvy90wVaHFkMeJwHKRRB+9FVVvgfMfx:/ylaHFkTzRB+TVVYfg

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/1452-19-0x0000000002590000-0x00000000025AA000-memory.dmp	healer
behavioral1/memory/1452-21-0x00000000029A0000-0x00000000029B8000-memory.dmp	healer
behavioral1/memory/1452-49-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral1/memory/1452-47-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral1/memory/1452-45-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral1/memory/1452-43-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral1/memory/1452-41-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral1/memory/1452-39-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral1/memory/1452-37-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral1/memory/1452-35-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral1/memory/1452-33-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral1/memory/1452-31-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral1/memory/1452-29-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral1/memory/1452-27-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral1/memory/1452-25-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral1/memory/1452-23-0x00000000029A0000-0x00000000029B2000-memory.dmp	healer
behavioral1/memory/1452-22-0x00000000029A0000-0x00000000029B2000-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\DisableBehaviorMonitoring = "1"	bYn53Ma.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bYn53Ma.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bYn53Ma.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	bYn53Ma.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bYn53Ma.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	bYn53Ma.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/0x000a000000023b9a-57.dat	family_redline
behavioral1/memory/4412-59-0x0000000000270000-0x00000000002A2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
3748	nqK49rR.exe
1452	bYn53Ma.exe
4412	daR53Fq.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	bYn53Ma.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bYn53Ma.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\\\""	fe1dfb9780d87ba9ad7bb5e2ab3981b335dbf54658c00d658faf95092a6eb3a9.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\\\""	nqK49rR.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1252	1452	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	fe1dfb9780d87ba9ad7bb5e2ab3981b335dbf54658c00d658faf95092a6eb3a9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nqK49rR.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bYn53Ma.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	daR53Fq.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1452	bYn53Ma.exe
1452	bYn53Ma.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1452	bYn53Ma.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3256 wrote to memory of 3748	3256	fe1dfb9780d87ba9ad7bb5e2ab3981b335dbf54658c00d658faf95092a6eb3a9.exe	83
PID 3256 wrote to memory of 3748	3256	fe1dfb9780d87ba9ad7bb5e2ab3981b335dbf54658c00d658faf95092a6eb3a9.exe	83
PID 3256 wrote to memory of 3748	3256	fe1dfb9780d87ba9ad7bb5e2ab3981b335dbf54658c00d658faf95092a6eb3a9.exe	83
PID 3748 wrote to memory of 1452	3748	nqK49rR.exe	84
PID 3748 wrote to memory of 1452	3748	nqK49rR.exe	84
PID 3748 wrote to memory of 1452	3748	nqK49rR.exe	84
PID 3748 wrote to memory of 4412	3748	nqK49rR.exe	95
PID 3748 wrote to memory of 4412	3748	nqK49rR.exe	95
PID 3748 wrote to memory of 4412	3748	nqK49rR.exe	95

C:\Users\Admin\AppData\Local\Temp\fe1dfb9780d87ba9ad7bb5e2ab3981b335dbf54658c00d658faf95092a6eb3a9.exe
"C:\Users\Admin\AppData\Local\Temp\fe1dfb9780d87ba9ad7bb5e2ab3981b335dbf54658c00d658faf95092a6eb3a9.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3256
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nqK49rR.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nqK49rR.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3748
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bYn53Ma.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bYn53Ma.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:1452
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 1096
      4⤵
      Program crash
      PID:1252
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\daR53Fq.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\daR53Fq.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4412

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1452 -ip 1452
1⤵
PID:2104

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\nqK49rR.exe

Filesize
366KB

MD5
a97769ad9e5b0529847b5535993b2599

SHA1
7c9e4c6ba824faa2ae7fba5fb1afd3692f3f229a

SHA256
66b269ab8b86aa75e29c8f1ec74a76c132358f2abd81825f9f548acae4b03dad

SHA512
6b3e307fbdfd6f1eb78f3d5871cabcc19e98e770800bf1dc323d2bf50964e6fe815819b80cf7134ce07e1a665d07e5f2ac4abc8b432ae882bd5402ba9e63f9a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bYn53Ma.exe

Filesize
220KB

MD5
de42ca5e48e76be8fc7fd36752b6eb50

SHA1
c594fea49882a1f0c4745c38de903c8f3e963acd

SHA256
9be125a22fe4bbedcd63b46faf563f107bb54c1f6c894e45b4794c3e184aa0aa

SHA512
b4dbe8b6ed6cf26a7225ef2a8af07629fdcc447920dd8bb5362cefdbbafe439ef92e5011c8c26716dba06646d161eca676470e484995173dd39dc42db454ff7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\daR53Fq.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/1452-35-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-51-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1452-18-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/1452-19-0x0000000002590000-0x00000000025AA000-memory.dmp

Filesize
104KB

Download
memory/1452-20-0x0000000004E70000-0x0000000005414000-memory.dmp

Filesize
5.6MB

Download
memory/1452-21-0x00000000029A0000-0x00000000029B8000-memory.dmp

Filesize
96KB

Download
memory/1452-29-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-47-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-45-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-43-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-41-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-39-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-37-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-17-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/1452-33-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-31-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-49-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-27-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-25-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-23-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-22-0x00000000029A0000-0x00000000029B2000-memory.dmp

Filesize
72KB

Download
memory/1452-50-0x0000000000950000-0x0000000000A50000-memory.dmp

Filesize
1024KB

Download
memory/1452-16-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1452-54-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/1452-55-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1452-15-0x0000000000950000-0x0000000000A50000-memory.dmp

Filesize
1024KB

Download
memory/4412-59-0x0000000000270000-0x00000000002A2000-memory.dmp

Filesize
200KB

Download
memory/4412-60-0x00000000050D0000-0x00000000056E8000-memory.dmp

Filesize
6.1MB

Download
memory/4412-61-0x0000000004C10000-0x0000000004D1A000-memory.dmp

Filesize
1.0MB

Download
memory/4412-62-0x0000000004B50000-0x0000000004B62000-memory.dmp

Filesize
72KB

Download
memory/4412-63-0x0000000004BB0000-0x0000000004BEC000-memory.dmp

Filesize
240KB

Download
memory/4412-64-0x0000000004D20000-0x0000000004D6C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads