healer | 221e8df7ab9725ab321c84012c122c30d1e19bc975a670a5f383703dbab574b0

General

Target

221e8df7ab9725ab321c84012c122c30d1e19bc975a670a5f383703dbab574b0.exe
Size

481KB
MD5

15bd651c520dd6ac9aa700f035423875
SHA1

47b67b478bb8f6417b368a7287e4c44aab8d9711
SHA256

221e8df7ab9725ab321c84012c122c30d1e19bc975a670a5f383703dbab574b0
SHA512

fea153d8ea596bd26126f4d172c0191cc1c2acd3e489191d6c1b0c80311ae801ad84f321d0b624325451408827036471c021b21accde8f58836067f6ecaed048
SSDEEP

12288:sMr0y907jUSV8Bj83lBLPjd11AU5qSsdL63:wyojLQYjPjTWUUXL63

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/0x000b000000023bb8-12.dat	healer
behavioral1/memory/2596-15-0x0000000000130000-0x000000000013A000-memory.dmp	healer
behavioral1/memory/1832-22-0x0000000002110000-0x000000000212A000-memory.dmp	healer
behavioral1/memory/1832-24-0x0000000004B00000-0x0000000004B18000-memory.dmp	healer
behavioral1/memory/1832-52-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/1832-50-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/1832-48-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/1832-46-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/1832-44-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/1832-42-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/1832-40-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/1832-38-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/1832-36-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/1832-34-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/1832-32-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/1832-30-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/1832-28-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/1832-26-0x0000000004B00000-0x0000000004B12000-memory.dmp	healer
behavioral1/memory/1832-25-0x0000000004B00000-0x0000000004B12000-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\DisableRealtimeMonitoring = "1"	duT35lf.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	ezH51jN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	ezH51jN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	ezH51jN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	duT35lf.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	duT35lf.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	duT35lf.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	duT35lf.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	ezH51jN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	ezH51jN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	ezH51jN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	duT35lf.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/0x000b000000023baf-57.dat	family_redline
behavioral1/memory/5016-59-0x00000000007C0000-0x00000000007F2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
2708	nbj38vr89.exe
2596	duT35lf.exe
1832	ezH51jN.exe
5016	fcA20yi.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"	duT35lf.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	ezH51jN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	ezH51jN.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\\\""	221e8df7ab9725ab321c84012c122c30d1e19bc975a670a5f383703dbab574b0.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\\\""	nbj38vr89.exe

Launches sc.exe 1 IoCs

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

pid	Process
4988	sc.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3212	1832	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	221e8df7ab9725ab321c84012c122c30d1e19bc975a670a5f383703dbab574b0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nbj38vr89.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ezH51jN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fcA20yi.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2596	duT35lf.exe
2596	duT35lf.exe
1832	ezH51jN.exe
1832	ezH51jN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2596	duT35lf.exe
Token: SeDebugPrivilege	1832	ezH51jN.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1428 wrote to memory of 2708	1428	221e8df7ab9725ab321c84012c122c30d1e19bc975a670a5f383703dbab574b0.exe	84
PID 1428 wrote to memory of 2708	1428	221e8df7ab9725ab321c84012c122c30d1e19bc975a670a5f383703dbab574b0.exe	84
PID 1428 wrote to memory of 2708	1428	221e8df7ab9725ab321c84012c122c30d1e19bc975a670a5f383703dbab574b0.exe	84
PID 2708 wrote to memory of 2596	2708	nbj38vr89.exe	85
PID 2708 wrote to memory of 2596	2708	nbj38vr89.exe	85
PID 2708 wrote to memory of 1832	2708	nbj38vr89.exe	96
PID 2708 wrote to memory of 1832	2708	nbj38vr89.exe	96
PID 2708 wrote to memory of 1832	2708	nbj38vr89.exe	96
PID 1428 wrote to memory of 5016	1428	221e8df7ab9725ab321c84012c122c30d1e19bc975a670a5f383703dbab574b0.exe	101
PID 1428 wrote to memory of 5016	1428	221e8df7ab9725ab321c84012c122c30d1e19bc975a670a5f383703dbab574b0.exe	101
PID 1428 wrote to memory of 5016	1428	221e8df7ab9725ab321c84012c122c30d1e19bc975a670a5f383703dbab574b0.exe	101

C:\Users\Admin\AppData\Local\Temp\221e8df7ab9725ab321c84012c122c30d1e19bc975a670a5f383703dbab574b0.exe
"C:\Users\Admin\AppData\Local\Temp\221e8df7ab9725ab321c84012c122c30d1e19bc975a670a5f383703dbab574b0.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1428
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nbj38vr89.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nbj38vr89.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2708
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\duT35lf.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\duT35lf.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2596
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ezH51jN.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ezH51jN.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:1832
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 1080
      4⤵
      Program crash
      PID:3212
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fcA20yi.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fcA20yi.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1832 -ip 1832
1⤵
PID:2012

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:4988

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\fcA20yi.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nbj38vr89.exe

Filesize
337KB

MD5
218809db245856d9de925a6e8c1d7625

SHA1
1e8622c3190737e5c37102e4bf520d3c192f560c

SHA256
c4770617085a060c828fb3f1b059848aaf4adcad68843ec6962c91331b4e3a96

SHA512
0461700c0b295f454f41c34f8070fd07ce60860e54333167086ff594e996eaae8e365754a5f02b0dae4c8b727c4dbd0cc6c25faa55d51daff8e86db5f862f60a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\duT35lf.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ezH51jN.exe

Filesize
245KB

MD5
d23b6e7f93be0600ef70b88eba0b02e9

SHA1
7c173033fa51159637ce720cb649aee8cc1b5e1a

SHA256
31cde2aab228129ca55f961c3eeb3e774cf25888f4efd33565193fe483e36f12

SHA512
f66e8ef13b54109de28bbc92cdca91047283f12bb54a07ded4dd605bee956bde27ad36c45944ba7f2d890a063e15957c1b3c8d376658aec6404896c187c55f98

Download Submit
memory/1832-38-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/1832-32-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/1832-22-0x0000000002110000-0x000000000212A000-memory.dmp

Filesize
104KB

Download
memory/1832-23-0x0000000004C60000-0x0000000005204000-memory.dmp

Filesize
5.6MB

Download
memory/1832-24-0x0000000004B00000-0x0000000004B18000-memory.dmp

Filesize
96KB

Download
memory/1832-52-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/1832-50-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/1832-48-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/1832-46-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/1832-44-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/1832-42-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/1832-40-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/1832-55-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/1832-36-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/1832-34-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/1832-53-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/1832-30-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/1832-28-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/1832-26-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/1832-25-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/2596-17-0x00007FFF76553000-0x00007FFF76555000-memory.dmp

Filesize
8KB

Download
memory/2596-15-0x0000000000130000-0x000000000013A000-memory.dmp

Filesize
40KB

Download
memory/2596-14-0x00007FFF76553000-0x00007FFF76555000-memory.dmp

Filesize
8KB

Download
memory/5016-59-0x00000000007C0000-0x00000000007F2000-memory.dmp

Filesize
200KB

Download
memory/5016-60-0x00000000055E0000-0x0000000005BF8000-memory.dmp

Filesize
6.1MB

Download
memory/5016-61-0x0000000005160000-0x000000000526A000-memory.dmp

Filesize
1.0MB

Download
memory/5016-62-0x00000000050A0000-0x00000000050B2000-memory.dmp

Filesize
72KB

Download
memory/5016-63-0x0000000005100000-0x000000000513C000-memory.dmp

Filesize
240KB

Download
memory/5016-64-0x0000000005270000-0x00000000052BC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads