healer | fe4fc85bdc2d083252848d698e35f925dba63370f8ab9eb08c40a6bca745dd44

General

Target

fe4fc85bdc2d083252848d698e35f925dba63370f8ab9eb08c40a6bca745dd44.exe
Size

500KB
MD5

e74af7df71b109ec3b23aa7276e1aec3
SHA1

d0de4bc1675ba2a94e34aa707266c1d1fb1a86c7
SHA256

fe4fc85bdc2d083252848d698e35f925dba63370f8ab9eb08c40a6bca745dd44
SHA512

954ee1c28184c27b1aee202826e96f465c4783b20ace8ade0648d032926a3a86bc72b587af09700da91d836087591e4fa9d78dc6d5be855617833d2cdbf23cab
SSDEEP

12288:bMrMy904OFlSZPdEvKuNsiYdtlplrDm8:HypO7SldmG3dt7lrD9

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 19 IoCs

resource	yara_rule
behavioral1/files/0x0008000000023ce4-12.dat	healer
behavioral1/memory/1552-15-0x0000000000F80000-0x0000000000F8A000-memory.dmp	healer
behavioral1/memory/2616-21-0x0000000002460000-0x000000000247A000-memory.dmp	healer
behavioral1/memory/2616-23-0x0000000002620000-0x0000000002638000-memory.dmp	healer
behavioral1/memory/2616-51-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/2616-49-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/2616-47-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/2616-45-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/2616-43-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/2616-41-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/2616-39-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/2616-37-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/2616-35-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/2616-33-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/2616-31-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/2616-29-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/2616-27-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/2616-25-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/2616-24-0x0000000002620000-0x0000000002632000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer
Healer family
healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 12 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\DisableScanOnRealtimeEnable = "1"	eRx68bO.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dtG14zO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dtG14zO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dtG14zO.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eRx68bO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eRx68bO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eRx68bO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dtG14zO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dtG14zO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dtG14zO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eRx68bO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eRx68bO.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/0x0007000000023ce1-55.dat	family_redline
behavioral1/memory/2856-58-0x00000000009F0000-0x0000000000A22000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
3796	nWi04hu78.exe
1552	dtG14zO.exe
2616	eRx68bO.exe
2856	fJA67dH.exe

Windows security modification 2 TTPs 3 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	dtG14zO.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eRx68bO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eRx68bO.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\\\""	fe4fc85bdc2d083252848d698e35f925dba63370f8ab9eb08c40a6bca745dd44.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\\\""	nWi04hu78.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2124	sc.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1768	2616	WerFault.exe	95

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	eRx68bO.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fJA67dH.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fe4fc85bdc2d083252848d698e35f925dba63370f8ab9eb08c40a6bca745dd44.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nWi04hu78.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1552	dtG14zO.exe
1552	dtG14zO.exe
2616	eRx68bO.exe
2616	eRx68bO.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1552	dtG14zO.exe
Token: SeDebugPrivilege	2616	eRx68bO.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 3796	2800	fe4fc85bdc2d083252848d698e35f925dba63370f8ab9eb08c40a6bca745dd44.exe	86
PID 2800 wrote to memory of 3796	2800	fe4fc85bdc2d083252848d698e35f925dba63370f8ab9eb08c40a6bca745dd44.exe	86
PID 2800 wrote to memory of 3796	2800	fe4fc85bdc2d083252848d698e35f925dba63370f8ab9eb08c40a6bca745dd44.exe	86
PID 3796 wrote to memory of 1552	3796	nWi04hu78.exe	87
PID 3796 wrote to memory of 1552	3796	nWi04hu78.exe	87
PID 3796 wrote to memory of 2616	3796	nWi04hu78.exe	95
PID 3796 wrote to memory of 2616	3796	nWi04hu78.exe	95
PID 3796 wrote to memory of 2616	3796	nWi04hu78.exe	95
PID 2800 wrote to memory of 2856	2800	fe4fc85bdc2d083252848d698e35f925dba63370f8ab9eb08c40a6bca745dd44.exe	99
PID 2800 wrote to memory of 2856	2800	fe4fc85bdc2d083252848d698e35f925dba63370f8ab9eb08c40a6bca745dd44.exe	99
PID 2800 wrote to memory of 2856	2800	fe4fc85bdc2d083252848d698e35f925dba63370f8ab9eb08c40a6bca745dd44.exe	99

C:\Users\Admin\AppData\Local\Temp\fe4fc85bdc2d083252848d698e35f925dba63370f8ab9eb08c40a6bca745dd44.exe
"C:\Users\Admin\AppData\Local\Temp\fe4fc85bdc2d083252848d698e35f925dba63370f8ab9eb08c40a6bca745dd44.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2800
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nWi04hu78.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nWi04hu78.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3796
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dtG14zO.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dtG14zO.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1552
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRx68bO.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRx68bO.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:2616
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2616 -s 1104
      4⤵
      Program crash
      PID:1768
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fJA67dH.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fJA67dH.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2616 -ip 2616
1⤵
PID:548

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:2124

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\fJA67dH.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nWi04hu78.exe

Filesize
355KB

MD5
252f4a8fb2a53fb9fdf319608e7de8dc

SHA1
da14454704950fb6bb1d4aa02b043ece535f2e70

SHA256
8dda45e339a08832c837918f502be1140f400d08d81840f916c66b1e523769c8

SHA512
1bd6c16236c77c6c8c639cf9019916bd4f95bff3a133f60be8ddc01788979f1da93637a328ef8146eace05708ef32aaece675493ef9775d5ce016115e1aa1b91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dtG14zO.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRx68bO.exe

Filesize
295KB

MD5
95d0521245af8d24fa72f2ce47cded32

SHA1
932f5b5afcf601b954e104b99e1ade36ab999751

SHA256
97b7275d4ab95bf2c78bef4ac6f1809830f976c9bbdc7b069d9ec9dc11611a1f

SHA512
ea320d07786dd617a4450f03f75c8453c3cf70df07cbbce075f45aaf7033be2430798dcccf220e1f8caed30283c235dd1e484d5056152457475ec204153a1c2e

Download Submit
memory/1552-14-0x00007FFC52B63000-0x00007FFC52B65000-memory.dmp

Filesize
8KB

Download
memory/1552-15-0x0000000000F80000-0x0000000000F8A000-memory.dmp

Filesize
40KB

Download
memory/2616-35-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-29-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-51-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-49-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-47-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-45-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-43-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-41-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-39-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-37-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-22-0x0000000004E30000-0x00000000053D4000-memory.dmp

Filesize
5.6MB

Download
memory/2616-33-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-31-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-23-0x0000000002620000-0x0000000002638000-memory.dmp

Filesize
96KB

Download
memory/2616-27-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-25-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-24-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/2616-52-0x0000000000400000-0x00000000005E3000-memory.dmp

Filesize
1.9MB

Download
memory/2616-54-0x0000000000400000-0x00000000005E3000-memory.dmp

Filesize
1.9MB

Download
memory/2616-21-0x0000000002460000-0x000000000247A000-memory.dmp

Filesize
104KB

Download
memory/2856-58-0x00000000009F0000-0x0000000000A22000-memory.dmp

Filesize
200KB

Download
memory/2856-59-0x0000000005810000-0x0000000005E28000-memory.dmp

Filesize
6.1MB

Download
memory/2856-60-0x0000000005390000-0x000000000549A000-memory.dmp

Filesize
1.0MB

Download
memory/2856-61-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/2856-62-0x0000000005320000-0x000000000535C000-memory.dmp

Filesize
240KB

Download
memory/2856-63-0x00000000054A0000-0x00000000054EC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads