healer | 81bee8309523877b8b8328ce0e582c0d17c0ba4b1cbe25aab2726197bced5460

General

Target

81bee8309523877b8b8328ce0e582c0d17c0ba4b1cbe25aab2726197bced5460.exe
Size

500KB
MD5

94dfd2e83ac3c64ca8ac38d049dd91de
SHA1

9930afbf5132a1b70056be38dcc94af7a5bae7b7
SHA256

81bee8309523877b8b8328ce0e582c0d17c0ba4b1cbe25aab2726197bced5460
SHA512

f21426c25f2e708f1a44aad25b6f4ae8d36e28a54e701e8dd11508bdfb1f38d805e1dce18e046365351c159861e3162af86e5d1cf87611cf000e2ac93f5c79f1
SSDEEP

6144:KZy+bnr+ep0yN90QEXKWm4NWxZgaIjmw1psx7M74eEvKJuMENsUsQN2YfBZUdULE:/Mr2y90xT0hIjmwbsx7vK4NspYHUdD

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/0x0008000000023c99-12.dat	healer
behavioral1/memory/4600-15-0x0000000000AD0000-0x0000000000ADA000-memory.dmp	healer
behavioral1/memory/3844-22-0x0000000004C40000-0x0000000004C5A000-memory.dmp	healer
behavioral1/memory/3844-24-0x0000000005290000-0x00000000052A8000-memory.dmp	healer
behavioral1/memory/3844-44-0x0000000005290000-0x00000000052A2000-memory.dmp	healer
behavioral1/memory/3844-52-0x0000000005290000-0x00000000052A2000-memory.dmp	healer
behavioral1/memory/3844-50-0x0000000005290000-0x00000000052A2000-memory.dmp	healer
behavioral1/memory/3844-48-0x0000000005290000-0x00000000052A2000-memory.dmp	healer
behavioral1/memory/3844-46-0x0000000005290000-0x00000000052A2000-memory.dmp	healer
behavioral1/memory/3844-42-0x0000000005290000-0x00000000052A2000-memory.dmp	healer
behavioral1/memory/3844-40-0x0000000005290000-0x00000000052A2000-memory.dmp	healer
behavioral1/memory/3844-38-0x0000000005290000-0x00000000052A2000-memory.dmp	healer
behavioral1/memory/3844-36-0x0000000005290000-0x00000000052A2000-memory.dmp	healer
behavioral1/memory/3844-34-0x0000000005290000-0x00000000052A2000-memory.dmp	healer
behavioral1/memory/3844-32-0x0000000005290000-0x00000000052A2000-memory.dmp	healer
behavioral1/memory/3844-28-0x0000000005290000-0x00000000052A2000-memory.dmp	healer
behavioral1/memory/3844-25-0x0000000005290000-0x00000000052A2000-memory.dmp	healer
behavioral1/memory/3844-30-0x0000000005290000-0x00000000052A2000-memory.dmp	healer
behavioral1/memory/3844-26-0x0000000005290000-0x00000000052A2000-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\DisableRealtimeMonitoring = "1"	ejo66hA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dPF97ZS.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dPF97ZS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	ejo66hA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	ejo66hA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	ejo66hA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	ejo66hA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	ejo66hA.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dPF97ZS.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dPF97ZS.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dPF97ZS.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dPF97ZS.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/0x0007000000023c97-57.dat	family_redline
behavioral1/memory/2380-59-0x0000000000AE0000-0x0000000000B12000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
1236	nqA84xG85.exe
4600	dPF97ZS.exe
3844	ejo66hA.exe
2380	fMH82tu.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"	dPF97ZS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	ejo66hA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	ejo66hA.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\\\""	81bee8309523877b8b8328ce0e582c0d17c0ba4b1cbe25aab2726197bced5460.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\\\""	nqA84xG85.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1520	3844	WerFault.exe	99

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	fMH82tu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	81bee8309523877b8b8328ce0e582c0d17c0ba4b1cbe25aab2726197bced5460.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nqA84xG85.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ejo66hA.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4600	dPF97ZS.exe
4600	dPF97ZS.exe
3844	ejo66hA.exe
3844	ejo66hA.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4600	dPF97ZS.exe
Token: SeDebugPrivilege	3844	ejo66hA.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 1236	2376	81bee8309523877b8b8328ce0e582c0d17c0ba4b1cbe25aab2726197bced5460.exe	83
PID 2376 wrote to memory of 1236	2376	81bee8309523877b8b8328ce0e582c0d17c0ba4b1cbe25aab2726197bced5460.exe	83
PID 2376 wrote to memory of 1236	2376	81bee8309523877b8b8328ce0e582c0d17c0ba4b1cbe25aab2726197bced5460.exe	83
PID 1236 wrote to memory of 4600	1236	nqA84xG85.exe	84
PID 1236 wrote to memory of 4600	1236	nqA84xG85.exe	84
PID 1236 wrote to memory of 3844	1236	nqA84xG85.exe	99
PID 1236 wrote to memory of 3844	1236	nqA84xG85.exe	99
PID 1236 wrote to memory of 3844	1236	nqA84xG85.exe	99
PID 2376 wrote to memory of 2380	2376	81bee8309523877b8b8328ce0e582c0d17c0ba4b1cbe25aab2726197bced5460.exe	108
PID 2376 wrote to memory of 2380	2376	81bee8309523877b8b8328ce0e582c0d17c0ba4b1cbe25aab2726197bced5460.exe	108
PID 2376 wrote to memory of 2380	2376	81bee8309523877b8b8328ce0e582c0d17c0ba4b1cbe25aab2726197bced5460.exe	108

C:\Users\Admin\AppData\Local\Temp\81bee8309523877b8b8328ce0e582c0d17c0ba4b1cbe25aab2726197bced5460.exe
"C:\Users\Admin\AppData\Local\Temp\81bee8309523877b8b8328ce0e582c0d17c0ba4b1cbe25aab2726197bced5460.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nqA84xG85.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nqA84xG85.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1236
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPF97ZS.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPF97ZS.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4600
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ejo66hA.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ejo66hA.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:3844
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3844 -s 1088
      4⤵
      Program crash
      PID:1520
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMH82tu.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMH82tu.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3844 -ip 3844
1⤵
PID:3236

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\fMH82tu.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nqA84xG85.exe

Filesize
355KB

MD5
3d8b21a5f1b0a2c48c1d30eae5b5a356

SHA1
239f52c4a14df4aa444de7d1d813ad768e15a3d2

SHA256
1682bccf2ca4e14fa65d656aede3971dc29cedde4e9b871f914c402e38c7de5e

SHA512
fb6313fedba93f42cd346b59f70fed9cb8a76ff49c54d0063167e36cdea98eea69f0ecfe0f288b04df397cb21f1e176eb0573e2abb2ddc011ce719ac3318f332

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPF97ZS.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ejo66hA.exe

Filesize
295KB

MD5
95d0521245af8d24fa72f2ce47cded32

SHA1
932f5b5afcf601b954e104b99e1ade36ab999751

SHA256
97b7275d4ab95bf2c78bef4ac6f1809830f976c9bbdc7b069d9ec9dc11611a1f

SHA512
ea320d07786dd617a4450f03f75c8453c3cf70df07cbbce075f45aaf7033be2430798dcccf220e1f8caed30283c235dd1e484d5056152457475ec204153a1c2e

Download Submit
memory/2380-64-0x00000000056E0000-0x000000000572C000-memory.dmp

Filesize
304KB

Download
memory/2380-63-0x0000000005560000-0x000000000559C000-memory.dmp

Filesize
240KB

Download
memory/2380-62-0x0000000005500000-0x0000000005512000-memory.dmp

Filesize
72KB

Download
memory/2380-61-0x00000000055D0000-0x00000000056DA000-memory.dmp

Filesize
1.0MB

Download
memory/2380-60-0x0000000005AA0000-0x00000000060B8000-memory.dmp

Filesize
6.1MB

Download
memory/2380-59-0x0000000000AE0000-0x0000000000B12000-memory.dmp

Filesize
200KB

Download
memory/3844-38-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-25-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-48-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-46-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-42-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-40-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-52-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-36-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-34-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-32-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-28-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-50-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-30-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-26-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-53-0x0000000000400000-0x00000000005E3000-memory.dmp

Filesize
1.9MB

Download
memory/3844-55-0x0000000000400000-0x00000000005E3000-memory.dmp

Filesize
1.9MB

Download
memory/3844-44-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/3844-24-0x0000000005290000-0x00000000052A8000-memory.dmp

Filesize
96KB

Download
memory/3844-23-0x0000000004CA0000-0x0000000005244000-memory.dmp

Filesize
5.6MB

Download
memory/3844-22-0x0000000004C40000-0x0000000004C5A000-memory.dmp

Filesize
104KB

Download
memory/4600-17-0x00007FFA23D73000-0x00007FFA23D75000-memory.dmp

Filesize
8KB

Download
memory/4600-15-0x0000000000AD0000-0x0000000000ADA000-memory.dmp

Filesize
40KB

Download
memory/4600-14-0x00007FFA23D73000-0x00007FFA23D75000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads