healer | df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9

General

Target

df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe
Size

471KB
MD5

7ca20bf7750d846a8a15ff814b63c62a
SHA1

490d1d1c2488cf914d8a123879819a8ae7437e5a
SHA256

df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9
SHA512

aa8a138e9519933caa3a002bd7946a4d5b4173300f1c90c0942a6fa1edcd8db6a52b542d6be8e3ff0a6ae9a5cfe9f9679b3880b359684552c968cc9c3a4488ff
SSDEEP

12288:RMrRy90qU75VF9eOpU4wP9ptFT12zjBEj+:cyedVneKU4wP9jFT12zjI+

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 17 IoCs

resource	yara_rule
behavioral1/memory/3708-19-0x0000000002500000-0x000000000251A000-memory.dmp	healer
behavioral1/memory/3708-21-0x0000000002750000-0x0000000002768000-memory.dmp	healer
behavioral1/memory/3708-23-0x0000000002750000-0x0000000002762000-memory.dmp	healer
behavioral1/memory/3708-47-0x0000000002750000-0x0000000002762000-memory.dmp	healer
behavioral1/memory/3708-49-0x0000000002750000-0x0000000002762000-memory.dmp	healer
behavioral1/memory/3708-45-0x0000000002750000-0x0000000002762000-memory.dmp	healer
behavioral1/memory/3708-43-0x0000000002750000-0x0000000002762000-memory.dmp	healer
behavioral1/memory/3708-41-0x0000000002750000-0x0000000002762000-memory.dmp	healer
behavioral1/memory/3708-39-0x0000000002750000-0x0000000002762000-memory.dmp	healer
behavioral1/memory/3708-37-0x0000000002750000-0x0000000002762000-memory.dmp	healer
behavioral1/memory/3708-35-0x0000000002750000-0x0000000002762000-memory.dmp	healer
behavioral1/memory/3708-33-0x0000000002750000-0x0000000002762000-memory.dmp	healer
behavioral1/memory/3708-31-0x0000000002750000-0x0000000002762000-memory.dmp	healer
behavioral1/memory/3708-30-0x0000000002750000-0x0000000002762000-memory.dmp	healer
behavioral1/memory/3708-27-0x0000000002750000-0x0000000002762000-memory.dmp	healer
behavioral1/memory/3708-25-0x0000000002750000-0x0000000002762000-memory.dmp	healer
behavioral1/memory/3708-22-0x0000000002750000-0x0000000002762000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer
Healer family
healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 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\DisableRealtimeMonitoring = "1"	bWg99dO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bWg99dO.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	bWg99dO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bWg99dO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bWg99dO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bWg99dO.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/0x000a000000023b8c-59.dat	family_redline
behavioral1/memory/1552-60-0x00000000000D0000-0x0000000000102000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
2608	nhf00HV.exe
3708	bWg99dO.exe
1552	dLO41Nr.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	bWg99dO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bWg99dO.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\\\""	df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.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\\\""	nhf00HV.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4604	3708	WerFault.exe	84

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	df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nhf00HV.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bWg99dO.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dLO41Nr.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3708	bWg99dO.exe
3708	bWg99dO.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3708	bWg99dO.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5084 wrote to memory of 2608	5084	df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe	83
PID 5084 wrote to memory of 2608	5084	df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe	83
PID 5084 wrote to memory of 2608	5084	df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe	83
PID 2608 wrote to memory of 3708	2608	nhf00HV.exe	84
PID 2608 wrote to memory of 3708	2608	nhf00HV.exe	84
PID 2608 wrote to memory of 3708	2608	nhf00HV.exe	84
PID 2608 wrote to memory of 1552	2608	nhf00HV.exe	99
PID 2608 wrote to memory of 1552	2608	nhf00HV.exe	99
PID 2608 wrote to memory of 1552	2608	nhf00HV.exe	99

C:\Users\Admin\AppData\Local\Temp\df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe
"C:\Users\Admin\AppData\Local\Temp\df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5084
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2608
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.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:3708
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3708 -s 1084
      4⤵
      Program crash
      PID:4604
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLO41Nr.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLO41Nr.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3708 -ip 3708
1⤵
PID:2584

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\nhf00HV.exe

Filesize
367KB

MD5
dda80c4ee77245d04e7a8c9c254877ff

SHA1
8e3f7f75aa725f46fb3f9e26e12bcdc2d0f6d8ad

SHA256
088f67bd7adb26d9de4d9219ffa7a737193ad7daebbf4ec194bbad36ffbba2b3

SHA512
30a5b659d431d491c5968b604f2c9d894ffe5a339ee2a59b246a4f137f2f319a820f0961f8a5be24ebec3d2f35a0820a70d689175729d5291258b8b548f1a360

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.exe

Filesize
221KB

MD5
99306f4f243e87352b9fd6cef279f774

SHA1
b7ece82b3d7bd140a91b0f408e97348c7a8295a2

SHA256
f2323bceef31177edceb46db74c69a961cb871e9a16369fff454ac0f48b29b9b

SHA512
ec7c6f840cb60af2bbd615cdf0dab847e0573000eb5afc684d6c0dbd39893fb411a2232ab68a9ec28f6608eebc1e6329b695a02ac5a2b6710a219b7e861f9d0d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLO41Nr.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/1552-65-0x0000000004B80000-0x0000000004BCC000-memory.dmp

Filesize
304KB

Download
memory/1552-64-0x0000000004A00000-0x0000000004A3C000-memory.dmp

Filesize
240KB

Download
memory/1552-63-0x00000000049A0000-0x00000000049B2000-memory.dmp

Filesize
72KB

Download
memory/1552-62-0x0000000004A70000-0x0000000004B7A000-memory.dmp

Filesize
1.0MB

Download
memory/1552-61-0x0000000004EF0000-0x0000000005508000-memory.dmp

Filesize
6.1MB

Download
memory/1552-60-0x00000000000D0000-0x0000000000102000-memory.dmp

Filesize
200KB

Download
memory/3708-33-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-25-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-49-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-45-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-43-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-41-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-39-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-37-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-35-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-23-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-31-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-30-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-27-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-47-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-22-0x0000000002750000-0x0000000002762000-memory.dmp

Filesize
72KB

Download
memory/3708-50-0x00000000008B0000-0x00000000009B0000-memory.dmp

Filesize
1024KB

Download
memory/3708-51-0x00000000022B0000-0x00000000022DD000-memory.dmp

Filesize
180KB

Download
memory/3708-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3708-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3708-55-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/3708-21-0x0000000002750000-0x0000000002768000-memory.dmp

Filesize
96KB

Download
memory/3708-20-0x0000000004DF0000-0x0000000005394000-memory.dmp

Filesize
5.6MB

Download
memory/3708-19-0x0000000002500000-0x000000000251A000-memory.dmp

Filesize
104KB

Download
memory/3708-18-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/3708-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3708-16-0x00000000022B0000-0x00000000022DD000-memory.dmp

Filesize
180KB

Download
memory/3708-15-0x00000000008B0000-0x00000000009B0000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads