healer | 35a8e0928e586d0f72ebcfeabab21312fd53e689f3d667c6b36f5b5229ddddc8

General

Target

35a8e0928e586d0f72ebcfeabab21312fd53e689f3d667c6b36f5b5229ddddc8.exe
Size

500KB
MD5

894cecc3c2aad4421c3944244e9d7141
SHA1

a4b5d3ca579dadd46121c2f95eac252d975e11d6
SHA256

35a8e0928e586d0f72ebcfeabab21312fd53e689f3d667c6b36f5b5229ddddc8
SHA512

5ecd8c3470fa17b0c8b068a0c0d32478f50c0508254782e3c5acd639ecf9002e93e443664c924001d31bde68188ad4dfb5a9c5e781fb2072bc7c9e3fb6e6ff41
SSDEEP

6144:Kdy+bnr+ap0yN90QEJOVK02+QA7S08SFlGwGW5zIwCXJpZv06VnbPWYGimHDcXdv:TMrWy907OVpzQA7SxiTGW581NPWm8De

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/0x0008000000023c7b-12.dat	healer
behavioral1/memory/4392-15-0x00000000008F0000-0x00000000008FA000-memory.dmp	healer
behavioral1/memory/4924-22-0x00000000024F0000-0x000000000250A000-memory.dmp	healer
behavioral1/memory/4924-24-0x0000000002560000-0x0000000002578000-memory.dmp	healer
behavioral1/memory/4924-32-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/4924-52-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/4924-50-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/4924-48-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/4924-46-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/4924-44-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/4924-43-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/4924-40-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/4924-38-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/4924-36-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/4924-34-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/4924-30-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/4924-28-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/4924-26-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/4924-25-0x0000000002560000-0x0000000002572000-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\DisableIOAVProtection = "1"	eRP78xX.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eRP78xX.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dLj33uW.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dLj33uW.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eRP78xX.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dLj33uW.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eRP78xX.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eRP78xX.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eRP78xX.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dLj33uW.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dLj33uW.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dLj33uW.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/0x0007000000023c79-57.dat	family_redline
behavioral1/memory/396-59-0x0000000000440000-0x0000000000472000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
1116	nwh85Vr51.exe
4392	dLj33uW.exe
4924	eRP78xX.exe
396	fKM26Xj.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\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eRP78xX.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	dLj33uW.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eRP78xX.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\\\""	35a8e0928e586d0f72ebcfeabab21312fd53e689f3d667c6b36f5b5229ddddc8.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\\\""	nwh85Vr51.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2980	4924	WerFault.exe	92

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	eRP78xX.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fKM26Xj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	35a8e0928e586d0f72ebcfeabab21312fd53e689f3d667c6b36f5b5229ddddc8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nwh85Vr51.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4392	dLj33uW.exe
4392	dLj33uW.exe
4924	eRP78xX.exe
4924	eRP78xX.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4392	dLj33uW.exe
Token: SeDebugPrivilege	4924	eRP78xX.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 1116	2156	35a8e0928e586d0f72ebcfeabab21312fd53e689f3d667c6b36f5b5229ddddc8.exe	82
PID 2156 wrote to memory of 1116	2156	35a8e0928e586d0f72ebcfeabab21312fd53e689f3d667c6b36f5b5229ddddc8.exe	82
PID 2156 wrote to memory of 1116	2156	35a8e0928e586d0f72ebcfeabab21312fd53e689f3d667c6b36f5b5229ddddc8.exe	82
PID 1116 wrote to memory of 4392	1116	nwh85Vr51.exe	83
PID 1116 wrote to memory of 4392	1116	nwh85Vr51.exe	83
PID 1116 wrote to memory of 4924	1116	nwh85Vr51.exe	92
PID 1116 wrote to memory of 4924	1116	nwh85Vr51.exe	92
PID 1116 wrote to memory of 4924	1116	nwh85Vr51.exe	92
PID 2156 wrote to memory of 396	2156	35a8e0928e586d0f72ebcfeabab21312fd53e689f3d667c6b36f5b5229ddddc8.exe	97
PID 2156 wrote to memory of 396	2156	35a8e0928e586d0f72ebcfeabab21312fd53e689f3d667c6b36f5b5229ddddc8.exe	97
PID 2156 wrote to memory of 396	2156	35a8e0928e586d0f72ebcfeabab21312fd53e689f3d667c6b36f5b5229ddddc8.exe	97

C:\Users\Admin\AppData\Local\Temp\35a8e0928e586d0f72ebcfeabab21312fd53e689f3d667c6b36f5b5229ddddc8.exe
"C:\Users\Admin\AppData\Local\Temp\35a8e0928e586d0f72ebcfeabab21312fd53e689f3d667c6b36f5b5229ddddc8.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwh85Vr51.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwh85Vr51.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1116
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLj33uW.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLj33uW.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4392
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRP78xX.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRP78xX.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:4924
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 1052
      4⤵
      Program crash
      PID:2980
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fKM26Xj.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fKM26Xj.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4924 -ip 4924
1⤵
PID:4624

Network

DNS

232.168.11.51.in-addr.arpa

Remote address:

8.8.8.8:53

Request

232.168.11.51.in-addr.arpa

IN PTR

Response
DNS

172.210.232.199.in-addr.arpa

Remote address:

8.8.8.8:53

Request

172.210.232.199.in-addr.arpa

IN PTR

Response
DNS

71.159.190.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

71.159.190.20.in-addr.arpa

IN PTR

Response
DNS

95.221.229.192.in-addr.arpa

Remote address:

8.8.8.8:53

Request

95.221.229.192.in-addr.arpa

IN PTR

Response
DNS

217.106.137.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

217.106.137.52.in-addr.arpa

IN PTR

Response

193.233.20.13:4136

fKM26Xj.exe

260 B
5
193.233.20.13:4136

fKM26Xj.exe

260 B
5
193.233.20.13:4136

fKM26Xj.exe

260 B
5
193.233.20.13:4136

fKM26Xj.exe

260 B
5
193.233.20.13:4136

fKM26Xj.exe

260 B
5

8.8.8.8:53

232.168.11.51.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

232.168.11.51.in-addr.arpa
8.8.8.8:53

172.210.232.199.in-addr.arpa

dns

74 B
128 B
1
1

DNS Request

172.210.232.199.in-addr.arpa
8.8.8.8:53

71.159.190.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

71.159.190.20.in-addr.arpa
8.8.8.8:53

95.221.229.192.in-addr.arpa

dns

73 B
144 B
1
1

DNS Request

95.221.229.192.in-addr.arpa
8.8.8.8:53

217.106.137.52.in-addr.arpa

dns

73 B
147 B
1
1

DNS Request

217.106.137.52.in-addr.arpa

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\fKM26Xj.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwh85Vr51.exe

Filesize
356KB

MD5
76d95f611ecd2ee3ca494a424bfc6dcb

SHA1
a36a95a801e43f7c3ff6cd8a51c3bd7661f87c10

SHA256
d5619196ac50114242ebab4d3f3cfc8febc00a2e7be124407a1cf6212c521d2f

SHA512
8018e27875e72f9b7cb6d922d456d169d52314e1281bebec78a3db1b7e1b362abcd66d47c13cf6e05b5e46c623b6cb9da4c485bed97e86c45fe7e51068ca5f58

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLj33uW.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRP78xX.exe

Filesize
295KB

MD5
30e5210e3c4f9b0cfca0bcd2de8dc372

SHA1
2667d2087356b64cc9b28555800a33b260748cfa

SHA256
5480ccc9506759761caede0e8ea453de4c55f51fe8b866f913ca40c83d238144

SHA512
3875d53dcfd8861aa1204a6b5ab8aba237cce554664e80b6e676aaae5fb99908530f0fa14f9f410432316b0623215c16bd6aa6dff7325528e674ef75bfb0fd0f

Download Submit
memory/396-61-0x0000000004F20000-0x000000000502A000-memory.dmp

Filesize
1.0MB

Download
memory/396-64-0x0000000005030000-0x000000000507C000-memory.dmp

Filesize
304KB

Download
memory/396-63-0x0000000004EC0000-0x0000000004EFC000-memory.dmp

Filesize
240KB

Download
memory/396-62-0x0000000004E60000-0x0000000004E72000-memory.dmp

Filesize
72KB

Download
memory/396-60-0x00000000053E0000-0x00000000059F8000-memory.dmp

Filesize
6.1MB

Download
memory/396-59-0x0000000000440000-0x0000000000472000-memory.dmp

Filesize
200KB

Download
memory/4392-16-0x00007FFFE68E3000-0x00007FFFE68E5000-memory.dmp

Filesize
8KB

Download
memory/4392-15-0x00000000008F0000-0x00000000008FA000-memory.dmp

Filesize
40KB

Download
memory/4392-14-0x00007FFFE68E3000-0x00007FFFE68E5000-memory.dmp

Filesize
8KB

Download
memory/4924-40-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-26-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-43-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-46-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-38-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-36-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-34-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-30-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-28-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-44-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-25-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-54-0x0000000000400000-0x00000000005C6000-memory.dmp

Filesize
1.8MB

Download
memory/4924-48-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-50-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-52-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-32-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/4924-24-0x0000000002560000-0x0000000002578000-memory.dmp

Filesize
96KB

Download
memory/4924-23-0x0000000004DD0000-0x0000000005374000-memory.dmp

Filesize
5.6MB

Download
memory/4924-22-0x00000000024F0000-0x000000000250A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v15

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