healer | 7624d23f2c4b991ced568222d33d3632476b6ec9c0641f5d3b324124159f9753

General

Target

7624d23f2c4b991ced568222d33d3632476b6ec9c0641f5d3b324124159f9753.exe
Size

478KB
MD5

40df91ee8d419bf6caf18feabbc89770
SHA1

3a7b9e540d4a77e7fc646ca6fc11a3925c139dad
SHA256

7624d23f2c4b991ced568222d33d3632476b6ec9c0641f5d3b324124159f9753
SHA512

096741e61de255c0a72bd3acbeecd728ee5537112d8fbd2db8666ff4020cc320bb4693b7096a15735b55e926638c16145ce335e540ea3fc58758c7fd1389e61b
SSDEEP

12288:HMrsy9071YmVHLtNSE1zx2At5lxkt0AZ+AASa6:HyA1vVHRAczUClePdY6

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/0x000b000000023b8b-12.dat	healer
behavioral1/memory/960-15-0x0000000000CA0000-0x0000000000CAA000-memory.dmp	healer
behavioral1/memory/508-22-0x0000000002510000-0x000000000252A000-memory.dmp	healer
behavioral1/memory/508-24-0x00000000025A0000-0x00000000025B8000-memory.dmp	healer
behavioral1/memory/508-25-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/508-38-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/508-52-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/508-50-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/508-48-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/508-46-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/508-44-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/508-42-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/508-40-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/508-36-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/508-34-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/508-32-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/508-30-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/508-28-0x00000000025A0000-0x00000000025B2000-memory.dmp	healer
behavioral1/memory/508-26-0x00000000025A0000-0x00000000025B2000-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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dSL79Uf.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dSL79Uf.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dSL79Uf.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	ezQ61TM.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	ezQ61TM.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	ezQ61TM.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	ezQ61TM.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dSL79Uf.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dSL79Uf.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	ezQ61TM.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	ezQ61TM.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dSL79Uf.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/0x000a000000023b88-58.dat	family_redline
behavioral1/memory/3240-59-0x0000000000A40000-0x0000000000A72000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
3416	nHr12Rc11.exe
960	dSL79Uf.exe
508	ezQ61TM.exe
3240	fOY85wr.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"	dSL79Uf.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	ezQ61TM.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	ezQ61TM.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	nHr12Rc11.exe
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\\\""	7624d23f2c4b991ced568222d33d3632476b6ec9c0641f5d3b324124159f9753.exe

Launches sc.exe 1 IoCs

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

pid	Process
3576	sc.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1524	508	WerFault.exe	96

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	7624d23f2c4b991ced568222d33d3632476b6ec9c0641f5d3b324124159f9753.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nHr12Rc11.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ezQ61TM.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fOY85wr.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
960	dSL79Uf.exe
960	dSL79Uf.exe
508	ezQ61TM.exe
508	ezQ61TM.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	960	dSL79Uf.exe
Token: SeDebugPrivilege	508	ezQ61TM.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4684 wrote to memory of 3416	4684	7624d23f2c4b991ced568222d33d3632476b6ec9c0641f5d3b324124159f9753.exe	86
PID 4684 wrote to memory of 3416	4684	7624d23f2c4b991ced568222d33d3632476b6ec9c0641f5d3b324124159f9753.exe	86
PID 4684 wrote to memory of 3416	4684	7624d23f2c4b991ced568222d33d3632476b6ec9c0641f5d3b324124159f9753.exe	86
PID 3416 wrote to memory of 960	3416	nHr12Rc11.exe	87
PID 3416 wrote to memory of 960	3416	nHr12Rc11.exe	87
PID 3416 wrote to memory of 508	3416	nHr12Rc11.exe	96
PID 3416 wrote to memory of 508	3416	nHr12Rc11.exe	96
PID 3416 wrote to memory of 508	3416	nHr12Rc11.exe	96
PID 4684 wrote to memory of 3240	4684	7624d23f2c4b991ced568222d33d3632476b6ec9c0641f5d3b324124159f9753.exe	101
PID 4684 wrote to memory of 3240	4684	7624d23f2c4b991ced568222d33d3632476b6ec9c0641f5d3b324124159f9753.exe	101
PID 4684 wrote to memory of 3240	4684	7624d23f2c4b991ced568222d33d3632476b6ec9c0641f5d3b324124159f9753.exe	101

C:\Users\Admin\AppData\Local\Temp\7624d23f2c4b991ced568222d33d3632476b6ec9c0641f5d3b324124159f9753.exe
"C:\Users\Admin\AppData\Local\Temp\7624d23f2c4b991ced568222d33d3632476b6ec9c0641f5d3b324124159f9753.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4684
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nHr12Rc11.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nHr12Rc11.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3416
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSL79Uf.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSL79Uf.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:960
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ezQ61TM.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ezQ61TM.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:508
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 508 -s 1084
      4⤵
      Program crash
      PID:1524
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fOY85wr.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fOY85wr.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 508 -ip 508
1⤵
PID:700

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:3576

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\fOY85wr.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nHr12Rc11.exe

Filesize
334KB

MD5
42b3d6a7802105cdb8921bd0ae0545d3

SHA1
7ccffa005a337ea201218f88ac98f12c9f27c5d5

SHA256
941e845f0edd6273f8945c42e5662024af88378b57d54eb26a1c98302f63f343

SHA512
8f1aaa0b1f33ce1f12429e443899d9bdc3a6ced873c7c4c743fc0bec5c2dbad72e4f055c4d690ffbfe8d1e7a03045a7022cf1d4ea1a90d3dd173aa7f64979b0b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dSL79Uf.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ezQ61TM.exe

Filesize
241KB

MD5
f2bcb17a128cbfa928ca290d240f9601

SHA1
487e8bd83d6aa5a8633562ff09254ae922f158f6

SHA256
986bc0236c044a0f4a4e94f3232e1d7d34ce488c289639e059456fb80184b2e6

SHA512
4ee4abb1b4c7d4c23e9e40d9ab857b72fbf36f5688bcbb5a4b674620843a0f3f5fed178405f2ac587f9e2a56c91cb1b0d584ff876c5e5639f91fb42b76b1e923

Download Submit
memory/508-42-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/508-34-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/508-22-0x0000000002510000-0x000000000252A000-memory.dmp

Filesize
104KB

Download
memory/508-23-0x0000000004D90000-0x0000000005334000-memory.dmp

Filesize
5.6MB

Download
memory/508-24-0x00000000025A0000-0x00000000025B8000-memory.dmp

Filesize
96KB

Download
memory/508-25-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/508-38-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/508-52-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/508-50-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/508-48-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/508-46-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/508-44-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/508-55-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/508-40-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/508-36-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/508-53-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/508-32-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/508-30-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/508-28-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/508-26-0x00000000025A0000-0x00000000025B2000-memory.dmp

Filesize
72KB

Download
memory/960-16-0x00007FFA892F3000-0x00007FFA892F5000-memory.dmp

Filesize
8KB

Download
memory/960-15-0x0000000000CA0000-0x0000000000CAA000-memory.dmp

Filesize
40KB

Download
memory/960-14-0x00007FFA892F3000-0x00007FFA892F5000-memory.dmp

Filesize
8KB

Download
memory/3240-59-0x0000000000A40000-0x0000000000A72000-memory.dmp

Filesize
200KB

Download
memory/3240-60-0x00000000058C0000-0x0000000005ED8000-memory.dmp

Filesize
6.1MB

Download
memory/3240-61-0x00000000053F0000-0x00000000054FA000-memory.dmp

Filesize
1.0MB

Download
memory/3240-62-0x0000000005310000-0x0000000005322000-memory.dmp

Filesize
72KB

Download
memory/3240-63-0x0000000005370000-0x00000000053AC000-memory.dmp

Filesize
240KB

Download
memory/3240-64-0x0000000005500000-0x000000000554C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads