healer | 51def1bb3b07e889f32209e173c0fb35746167b117f3ed1292cd5785093e636e

General

Target

51def1bb3b07e889f32209e173c0fb35746167b117f3ed1292cd5785093e636e.exe
Size

499KB
MD5

34addba1f8e8e96926f17320b4b0cdf5
SHA1

6479ed394bfc5a71ab267a33dee7c75ea7cf03ef
SHA256

51def1bb3b07e889f32209e173c0fb35746167b117f3ed1292cd5785093e636e
SHA512

7ea00ea27c315eb8d93fee12ce1ae1f78a1e8d26c4dfdb7faecf6436f24bcc08f5dd5e8d14531e864a7c51f173142542d28f6ff3d63bf6e95d0f90284e4104c2
SSDEEP

12288:uMrty90T7zGSlIWS1GoUGhZvSVJx5+b2s/:HyDLWScoUGhJSVJnC22

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/0x0008000000023c69-13.dat	healer
behavioral1/memory/4404-15-0x0000000000C50000-0x0000000000C5A000-memory.dmp	healer
behavioral1/memory/404-22-0x0000000002490000-0x00000000024AA000-memory.dmp	healer
behavioral1/memory/404-24-0x0000000002840000-0x0000000002858000-memory.dmp	healer
behavioral1/memory/404-25-0x0000000002840000-0x0000000002852000-memory.dmp	healer
behavioral1/memory/404-34-0x0000000002840000-0x0000000002852000-memory.dmp	healer
behavioral1/memory/404-50-0x0000000002840000-0x0000000002852000-memory.dmp	healer
behavioral1/memory/404-48-0x0000000002840000-0x0000000002852000-memory.dmp	healer
behavioral1/memory/404-46-0x0000000002840000-0x0000000002852000-memory.dmp	healer
behavioral1/memory/404-44-0x0000000002840000-0x0000000002852000-memory.dmp	healer
behavioral1/memory/404-42-0x0000000002840000-0x0000000002852000-memory.dmp	healer
behavioral1/memory/404-40-0x0000000002840000-0x0000000002852000-memory.dmp	healer
behavioral1/memory/404-38-0x0000000002840000-0x0000000002852000-memory.dmp	healer
behavioral1/memory/404-36-0x0000000002840000-0x0000000002852000-memory.dmp	healer
behavioral1/memory/404-32-0x0000000002840000-0x0000000002852000-memory.dmp	healer
behavioral1/memory/404-30-0x0000000002840000-0x0000000002852000-memory.dmp	healer
behavioral1/memory/404-28-0x0000000002840000-0x0000000002852000-memory.dmp	healer
behavioral1/memory/404-26-0x0000000002840000-0x0000000002852000-memory.dmp	healer
behavioral1/memory/404-52-0x0000000002840000-0x0000000002852000-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\DisableBehaviorMonitoring = "1"	doB58aY.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	doB58aY.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	efI52Iq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	efI52Iq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	efI52Iq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	efI52Iq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	efI52Iq.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	doB58aY.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	doB58aY.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	doB58aY.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	doB58aY.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	efI52Iq.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/0x0007000000023c67-57.dat	family_redline
behavioral1/memory/2968-59-0x00000000004A0000-0x00000000004D2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
2904	njM01Su69.exe
4404	doB58aY.exe
404	efI52Iq.exe
2968	fCd23VK.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"	doB58aY.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	efI52Iq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	efI52Iq.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\\\""	51def1bb3b07e889f32209e173c0fb35746167b117f3ed1292cd5785093e636e.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\\\""	njM01Su69.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3160	404	WerFault.exe	90

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	efI52Iq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fCd23VK.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	51def1bb3b07e889f32209e173c0fb35746167b117f3ed1292cd5785093e636e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	njM01Su69.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4404	doB58aY.exe
4404	doB58aY.exe
404	efI52Iq.exe
404	efI52Iq.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4404	doB58aY.exe
Token: SeDebugPrivilege	404	efI52Iq.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3916 wrote to memory of 2904	3916	51def1bb3b07e889f32209e173c0fb35746167b117f3ed1292cd5785093e636e.exe	83
PID 3916 wrote to memory of 2904	3916	51def1bb3b07e889f32209e173c0fb35746167b117f3ed1292cd5785093e636e.exe	83
PID 3916 wrote to memory of 2904	3916	51def1bb3b07e889f32209e173c0fb35746167b117f3ed1292cd5785093e636e.exe	83
PID 2904 wrote to memory of 4404	2904	njM01Su69.exe	84
PID 2904 wrote to memory of 4404	2904	njM01Su69.exe	84
PID 2904 wrote to memory of 404	2904	njM01Su69.exe	90
PID 2904 wrote to memory of 404	2904	njM01Su69.exe	90
PID 2904 wrote to memory of 404	2904	njM01Su69.exe	90
PID 3916 wrote to memory of 2968	3916	51def1bb3b07e889f32209e173c0fb35746167b117f3ed1292cd5785093e636e.exe	95
PID 3916 wrote to memory of 2968	3916	51def1bb3b07e889f32209e173c0fb35746167b117f3ed1292cd5785093e636e.exe	95
PID 3916 wrote to memory of 2968	3916	51def1bb3b07e889f32209e173c0fb35746167b117f3ed1292cd5785093e636e.exe	95

C:\Users\Admin\AppData\Local\Temp\51def1bb3b07e889f32209e173c0fb35746167b117f3ed1292cd5785093e636e.exe
"C:\Users\Admin\AppData\Local\Temp\51def1bb3b07e889f32209e173c0fb35746167b117f3ed1292cd5785093e636e.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3916
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\njM01Su69.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\njM01Su69.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2904
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\doB58aY.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\doB58aY.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4404
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\efI52Iq.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\efI52Iq.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:404
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 404 -s 1084
      4⤵
      Program crash
      PID:3160
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fCd23VK.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fCd23VK.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 404 -ip 404
1⤵
PID:4580

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\fCd23VK.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\njM01Su69.exe

Filesize
355KB

MD5
6c17379d4fa6c8a1b22bbb26b44c0a3a

SHA1
577aa3e4a1d692a73c7f3712a6d57f28fdb2f966

SHA256
406f08c26bd3eada1805d87d110790217df4a9af6ae1ca06e4da1d69276d07ad

SHA512
95fb9819f4a1c98d31ef53b69d9eb39d35787cf1be63ddf5110d7f4db65e43ecb8d9bb57cfc372b6a7ce3f0fb8134aeb595cefa8e3d3909b9127bd37394f781f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\doB58aY.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\efI52Iq.exe

Filesize
295KB

MD5
b56f1bee1d520634cb38ac5b0c935a46

SHA1
ce066e6f10053af6d61cf4f0c1b25359537f286c

SHA256
07afc589fecdfc24ae8baa51a0374074cda4c4b14a8d33b7a8313ad0f5e47b93

SHA512
81cfd8b880aac14959eb7b282cfe4f44a473482eeb0c955c8dbd962fc25978ad07a1355848560f3f5def0f4116d2aae7c7c7f8902850a2a3bc3b6cc135d51c34

Download Submit
memory/404-40-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/404-32-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/404-22-0x0000000002490000-0x00000000024AA000-memory.dmp

Filesize
104KB

Download
memory/404-23-0x0000000004BF0000-0x0000000005194000-memory.dmp

Filesize
5.6MB

Download
memory/404-24-0x0000000002840000-0x0000000002858000-memory.dmp

Filesize
96KB

Download
memory/404-25-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/404-34-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/404-50-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/404-48-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/404-46-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/404-44-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/404-42-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/404-55-0x0000000000400000-0x00000000005E3000-memory.dmp

Filesize
1.9MB

Download
memory/404-38-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/404-36-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/404-53-0x0000000000400000-0x00000000005E3000-memory.dmp

Filesize
1.9MB

Download
memory/404-30-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/404-28-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/404-26-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/404-52-0x0000000002840000-0x0000000002852000-memory.dmp

Filesize
72KB

Download
memory/2968-59-0x00000000004A0000-0x00000000004D2000-memory.dmp

Filesize
200KB

Download
memory/2968-60-0x0000000005410000-0x0000000005A28000-memory.dmp

Filesize
6.1MB

Download
memory/2968-61-0x0000000004F80000-0x000000000508A000-memory.dmp

Filesize
1.0MB

Download
memory/2968-62-0x0000000004EB0000-0x0000000004EC2000-memory.dmp

Filesize
72KB

Download
memory/2968-63-0x0000000004F10000-0x0000000004F4C000-memory.dmp

Filesize
240KB

Download
memory/2968-64-0x0000000005090000-0x00000000050DC000-memory.dmp

Filesize
304KB

Download
memory/4404-17-0x00007FFAC1F63000-0x00007FFAC1F65000-memory.dmp

Filesize
8KB

Download
memory/4404-15-0x0000000000C50000-0x0000000000C5A000-memory.dmp

Filesize
40KB

Download
memory/4404-14-0x00007FFAC1F63000-0x00007FFAC1F65000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads