healer | 99ac03a55570998d3c8565c857220aaf4a5daf9c7167909ddc4edb90832ce289

General

Target

99ac03a55570998d3c8565c857220aaf4a5daf9c7167909ddc4edb90832ce289.exe
Size

483KB
MD5

1a9bf55380fdd987827632b015c89042
SHA1

4f2af05c98a35f0e9af100f7f765191085fd8b7a
SHA256

99ac03a55570998d3c8565c857220aaf4a5daf9c7167909ddc4edb90832ce289
SHA512

43cbc9247b90aec25b4f99bc6579649a6644a066c08373017ff417010983e57caa0a0554374007fa700dffd3756e7c46d69c637691ea96e50b912efdbdbf1d21
SSDEEP

12288:9Mrcy90WldniMVYPlSidWajUmEsKtdQ+n9RSdDJPEf3:By5ldnHVqlS7ajFtKtNmNY3

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/0x0008000000023cb0-12.dat	healer
behavioral1/memory/3616-15-0x00000000000D0000-0x00000000000DA000-memory.dmp	healer
behavioral1/memory/4092-22-0x0000000002880000-0x000000000289A000-memory.dmp	healer
behavioral1/memory/4092-24-0x0000000002A10000-0x0000000002A28000-memory.dmp	healer
behavioral1/memory/4092-52-0x0000000002A10000-0x0000000002A22000-memory.dmp	healer
behavioral1/memory/4092-50-0x0000000002A10000-0x0000000002A22000-memory.dmp	healer
behavioral1/memory/4092-48-0x0000000002A10000-0x0000000002A22000-memory.dmp	healer
behavioral1/memory/4092-46-0x0000000002A10000-0x0000000002A22000-memory.dmp	healer
behavioral1/memory/4092-44-0x0000000002A10000-0x0000000002A22000-memory.dmp	healer
behavioral1/memory/4092-42-0x0000000002A10000-0x0000000002A22000-memory.dmp	healer
behavioral1/memory/4092-40-0x0000000002A10000-0x0000000002A22000-memory.dmp	healer
behavioral1/memory/4092-38-0x0000000002A10000-0x0000000002A22000-memory.dmp	healer
behavioral1/memory/4092-36-0x0000000002A10000-0x0000000002A22000-memory.dmp	healer
behavioral1/memory/4092-34-0x0000000002A10000-0x0000000002A22000-memory.dmp	healer
behavioral1/memory/4092-32-0x0000000002A10000-0x0000000002A22000-memory.dmp	healer
behavioral1/memory/4092-30-0x0000000002A10000-0x0000000002A22000-memory.dmp	healer
behavioral1/memory/4092-28-0x0000000002A10000-0x0000000002A22000-memory.dmp	healer
behavioral1/memory/4092-26-0x0000000002A10000-0x0000000002A22000-memory.dmp	healer
behavioral1/memory/4092-25-0x0000000002A10000-0x0000000002A22000-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\DisableOnAccessProtection = "1"	eaS35bg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eaS35bg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eaS35bg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dGW32nP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dGW32nP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eaS35bg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eaS35bg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eaS35bg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dGW32nP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dGW32nP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dGW32nP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dGW32nP.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/0x0007000000023cae-57.dat	family_redline
behavioral1/memory/2056-59-0x00000000009E0000-0x0000000000A12000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
4068	nTI01SF30.exe
3616	dGW32nP.exe
4092	eaS35bg.exe
2056	fPZ03RD.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"	dGW32nP.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eaS35bg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eaS35bg.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\\\""	nTI01SF30.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\\\""	99ac03a55570998d3c8565c857220aaf4a5daf9c7167909ddc4edb90832ce289.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
876	4092	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	99ac03a55570998d3c8565c857220aaf4a5daf9c7167909ddc4edb90832ce289.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nTI01SF30.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eaS35bg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fPZ03RD.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3616	dGW32nP.exe
3616	dGW32nP.exe
4092	eaS35bg.exe
4092	eaS35bg.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3616	dGW32nP.exe
Token: SeDebugPrivilege	4092	eaS35bg.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2852 wrote to memory of 4068	2852	99ac03a55570998d3c8565c857220aaf4a5daf9c7167909ddc4edb90832ce289.exe	83
PID 2852 wrote to memory of 4068	2852	99ac03a55570998d3c8565c857220aaf4a5daf9c7167909ddc4edb90832ce289.exe	83
PID 2852 wrote to memory of 4068	2852	99ac03a55570998d3c8565c857220aaf4a5daf9c7167909ddc4edb90832ce289.exe	83
PID 4068 wrote to memory of 3616	4068	nTI01SF30.exe	84
PID 4068 wrote to memory of 3616	4068	nTI01SF30.exe	84
PID 4068 wrote to memory of 4092	4068	nTI01SF30.exe	96
PID 4068 wrote to memory of 4092	4068	nTI01SF30.exe	96
PID 4068 wrote to memory of 4092	4068	nTI01SF30.exe	96
PID 2852 wrote to memory of 2056	2852	99ac03a55570998d3c8565c857220aaf4a5daf9c7167909ddc4edb90832ce289.exe	101
PID 2852 wrote to memory of 2056	2852	99ac03a55570998d3c8565c857220aaf4a5daf9c7167909ddc4edb90832ce289.exe	101
PID 2852 wrote to memory of 2056	2852	99ac03a55570998d3c8565c857220aaf4a5daf9c7167909ddc4edb90832ce289.exe	101

C:\Users\Admin\AppData\Local\Temp\99ac03a55570998d3c8565c857220aaf4a5daf9c7167909ddc4edb90832ce289.exe
"C:\Users\Admin\AppData\Local\Temp\99ac03a55570998d3c8565c857220aaf4a5daf9c7167909ddc4edb90832ce289.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2852
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nTI01SF30.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nTI01SF30.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4068
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dGW32nP.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dGW32nP.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3616
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eaS35bg.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eaS35bg.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:4092
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4092 -s 1084
      4⤵
      Program crash
      PID:876
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fPZ03RD.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fPZ03RD.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2056

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4092 -ip 4092
1⤵
PID:1156

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fPZ03RD.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nTI01SF30.exe

Filesize
338KB

MD5
1edb3b422ed0cfdae0db5f4524621203

SHA1
d8ee794b35ba328dd988ccd48ffb8b977bacbef3

SHA256
1b32c4c8cac1912abffd607b346f3fd1ba3b93decacbcd3179c45045107e9453

SHA512
2a5765cd61935428f97fb8d3a65f47fbaae5ca4e0a933c6614a86d280850c48675d5d0af31350fc99770fc2b77c2e278e203d9d16ce15d6c7c2d39df44e2bea6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dGW32nP.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eaS35bg.exe

Filesize
249KB

MD5
e1c40efa8fa9e97504421e6fc9a8a0f5

SHA1
0259f2774737103d727f828caececf7b77623bd3

SHA256
3b82f13ce9d367f687a2f1646273697c31741a52e0bd4784107afe3a938ce698

SHA512
12cee7a790a19f70d1c75885098594840bf4dbef7da1a024f938363064db5ad498e030587f72d3e9e783a40695dd16a04777adee7ea9f3988fb2b50fa14694ec

Download Submit
memory/2056-61-0x0000000005380000-0x000000000548A000-memory.dmp

Filesize
1.0MB

Download
memory/2056-64-0x00000000052D0000-0x000000000531C000-memory.dmp

Filesize
304KB

Download
memory/2056-63-0x0000000005490000-0x00000000054CC000-memory.dmp

Filesize
240KB

Download
memory/2056-62-0x00000000052B0000-0x00000000052C2000-memory.dmp

Filesize
72KB

Download
memory/2056-60-0x0000000005800000-0x0000000005E18000-memory.dmp

Filesize
6.1MB

Download
memory/2056-59-0x00000000009E0000-0x0000000000A12000-memory.dmp

Filesize
200KB

Download
memory/3616-16-0x00007FF867173000-0x00007FF867175000-memory.dmp

Filesize
8KB

Download
memory/3616-15-0x00000000000D0000-0x00000000000DA000-memory.dmp

Filesize
40KB

Download
memory/3616-14-0x00007FF867173000-0x00007FF867175000-memory.dmp

Filesize
8KB

Download
memory/4092-38-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-26-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-40-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-44-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-36-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-34-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-32-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-30-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-28-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-42-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-25-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-53-0x0000000000400000-0x00000000007BD000-memory.dmp

Filesize
3.7MB

Download
memory/4092-55-0x0000000000400000-0x00000000007BD000-memory.dmp

Filesize
3.7MB

Download
memory/4092-46-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-48-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-50-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-52-0x0000000002A10000-0x0000000002A22000-memory.dmp

Filesize
72KB

Download
memory/4092-24-0x0000000002A10000-0x0000000002A28000-memory.dmp

Filesize
96KB

Download
memory/4092-23-0x0000000004E00000-0x00000000053A4000-memory.dmp

Filesize
5.6MB

Download
memory/4092-22-0x0000000002880000-0x000000000289A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads