healer | 80a7b2d443e4dddd1ff31cef8aaba7656261ac95860b4043694a46f88e0b0b9a

General

Target

80a7b2d443e4dddd1ff31cef8aaba7656261ac95860b4043694a46f88e0b0b9a.exe
Size

501KB
MD5

bb4dceca6e61e5660e77cf8446cf7e18
SHA1

3d36aaec56f6dcb4924a5d542cfb2e8d1630c4d6
SHA256

80a7b2d443e4dddd1ff31cef8aaba7656261ac95860b4043694a46f88e0b0b9a
SHA512

66237491d09a91965fcea363d9ebbfcfa0665f886122acb2666678269b3b1424905fe4699d2aed10c29cc2f6e53b2d06b2453152b24c11f49ff2fa81a00125f2
SSDEEP

6144:Kzy+bnr+udp0yN90QEZqAx8DJODCdCi3NzSw5v3OXf0IVO6oSl9aWRavXvP8ZqV5:9MrhYy90/aJkCDIY3ItavbWe

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/0x0008000000023ca3-12.dat	healer
behavioral1/memory/4768-15-0x0000000000E40000-0x0000000000E4A000-memory.dmp	healer
behavioral1/memory/4416-22-0x0000000002320000-0x000000000233A000-memory.dmp	healer
behavioral1/memory/4416-24-0x0000000004B10000-0x0000000004B28000-memory.dmp	healer
behavioral1/memory/4416-25-0x0000000004B10000-0x0000000004B22000-memory.dmp	healer
behavioral1/memory/4416-32-0x0000000004B10000-0x0000000004B22000-memory.dmp	healer
behavioral1/memory/4416-52-0x0000000004B10000-0x0000000004B22000-memory.dmp	healer
behavioral1/memory/4416-51-0x0000000004B10000-0x0000000004B22000-memory.dmp	healer
behavioral1/memory/4416-48-0x0000000004B10000-0x0000000004B22000-memory.dmp	healer
behavioral1/memory/4416-46-0x0000000004B10000-0x0000000004B22000-memory.dmp	healer
behavioral1/memory/4416-44-0x0000000004B10000-0x0000000004B22000-memory.dmp	healer
behavioral1/memory/4416-42-0x0000000004B10000-0x0000000004B22000-memory.dmp	healer
behavioral1/memory/4416-40-0x0000000004B10000-0x0000000004B22000-memory.dmp	healer
behavioral1/memory/4416-38-0x0000000004B10000-0x0000000004B22000-memory.dmp	healer
behavioral1/memory/4416-36-0x0000000004B10000-0x0000000004B22000-memory.dmp	healer
behavioral1/memory/4416-34-0x0000000004B10000-0x0000000004B22000-memory.dmp	healer
behavioral1/memory/4416-30-0x0000000004B10000-0x0000000004B22000-memory.dmp	healer
behavioral1/memory/4416-28-0x0000000004B10000-0x0000000004B22000-memory.dmp	healer
behavioral1/memory/4416-26-0x0000000004B10000-0x0000000004B22000-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\DisableScanOnRealtimeEnable = "1"	drx38nP.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eNI93Ys.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eNI93Ys.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eNI93Ys.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eNI93Ys.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	drx38nP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	drx38nP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	drx38nP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eNI93Ys.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	drx38nP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	drx38nP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eNI93Ys.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/0x0007000000023ca1-57.dat	family_redline
behavioral1/memory/4156-59-0x0000000000390000-0x00000000003C2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
648	nEd50vL23.exe
4768	drx38nP.exe
4416	eNI93Ys.exe
4156	fyw91TY.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"	drx38nP.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eNI93Ys.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eNI93Ys.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\\\""	80a7b2d443e4dddd1ff31cef8aaba7656261ac95860b4043694a46f88e0b0b9a.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\\\""	nEd50vL23.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1072	4416	WerFault.exe	95

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	80a7b2d443e4dddd1ff31cef8aaba7656261ac95860b4043694a46f88e0b0b9a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nEd50vL23.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eNI93Ys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fyw91TY.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4768	drx38nP.exe
4768	drx38nP.exe
4416	eNI93Ys.exe
4416	eNI93Ys.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4768	drx38nP.exe
Token: SeDebugPrivilege	4416	eNI93Ys.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 648	3068	80a7b2d443e4dddd1ff31cef8aaba7656261ac95860b4043694a46f88e0b0b9a.exe	83
PID 3068 wrote to memory of 648	3068	80a7b2d443e4dddd1ff31cef8aaba7656261ac95860b4043694a46f88e0b0b9a.exe	83
PID 3068 wrote to memory of 648	3068	80a7b2d443e4dddd1ff31cef8aaba7656261ac95860b4043694a46f88e0b0b9a.exe	83
PID 648 wrote to memory of 4768	648	nEd50vL23.exe	84
PID 648 wrote to memory of 4768	648	nEd50vL23.exe	84
PID 648 wrote to memory of 4416	648	nEd50vL23.exe	95
PID 648 wrote to memory of 4416	648	nEd50vL23.exe	95
PID 648 wrote to memory of 4416	648	nEd50vL23.exe	95
PID 3068 wrote to memory of 4156	3068	80a7b2d443e4dddd1ff31cef8aaba7656261ac95860b4043694a46f88e0b0b9a.exe	100
PID 3068 wrote to memory of 4156	3068	80a7b2d443e4dddd1ff31cef8aaba7656261ac95860b4043694a46f88e0b0b9a.exe	100
PID 3068 wrote to memory of 4156	3068	80a7b2d443e4dddd1ff31cef8aaba7656261ac95860b4043694a46f88e0b0b9a.exe	100

C:\Users\Admin\AppData\Local\Temp\80a7b2d443e4dddd1ff31cef8aaba7656261ac95860b4043694a46f88e0b0b9a.exe
"C:\Users\Admin\AppData\Local\Temp\80a7b2d443e4dddd1ff31cef8aaba7656261ac95860b4043694a46f88e0b0b9a.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nEd50vL23.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nEd50vL23.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:648
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\drx38nP.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\drx38nP.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4768
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eNI93Ys.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eNI93Ys.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:4416
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 1084
      4⤵
      Program crash
      PID:1072
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fyw91TY.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fyw91TY.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 4416 -ip 4416
1⤵
PID:5100

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\fyw91TY.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nEd50vL23.exe

Filesize
356KB

MD5
22f7178046ae09437292a066a663403e

SHA1
bab7abff43ead981a8a6744421e9a0c675fc755b

SHA256
21e97185a4282387879f478b8f2dbd92d7b32064c46ba62ae51cdf640263d95b

SHA512
ea91834768db843adfd686a4c4189bd95db4e0d767ff8bfe2e91edfd1a2b8782851ac706a08e95034c50308865c7c498ce356652f92682761dcb13f3530ec570

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\drx38nP.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eNI93Ys.exe

Filesize
295KB

MD5
2338c84711b756237e614c3869cf6100

SHA1
6146eace912945070cb084fe3839c8d2dc27c403

SHA256
fbfd8bd7e7ff54ce43c209c34a9959ad1abe7325209756decc04e3d9a44ff87b

SHA512
24bd3e70fc0ac61f6fcc432de5e93ac38c66eb3fb0e9b09337acc526873dd42f779f2741761ffb1677936e8f219f3c3b683c9476d8ab604803795fc323c7bae6

Download Submit
memory/4156-64-0x0000000004F80000-0x0000000004FCC000-memory.dmp

Filesize
304KB

Download
memory/4156-63-0x0000000004E00000-0x0000000004E3C000-memory.dmp

Filesize
240KB

Download
memory/4156-62-0x0000000004DA0000-0x0000000004DB2000-memory.dmp

Filesize
72KB

Download
memory/4156-60-0x0000000005330000-0x0000000005948000-memory.dmp

Filesize
6.1MB

Download
memory/4156-61-0x0000000004E70000-0x0000000004F7A000-memory.dmp

Filesize
1.0MB

Download
memory/4156-59-0x0000000000390000-0x00000000003C2000-memory.dmp

Filesize
200KB

Download
memory/4416-42-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-30-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-51-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-48-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-46-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-44-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-32-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-40-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-38-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-36-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-34-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-52-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-28-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-26-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-53-0x0000000000400000-0x000000000057B000-memory.dmp

Filesize
1.5MB

Download
memory/4416-55-0x0000000000400000-0x000000000057B000-memory.dmp

Filesize
1.5MB

Download
memory/4416-25-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4416-24-0x0000000004B10000-0x0000000004B28000-memory.dmp

Filesize
96KB

Download
memory/4416-23-0x0000000004CB0000-0x0000000005254000-memory.dmp

Filesize
5.6MB

Download
memory/4416-22-0x0000000002320000-0x000000000233A000-memory.dmp

Filesize
104KB

Download
memory/4768-16-0x00007FFEED8A3000-0x00007FFEED8A5000-memory.dmp

Filesize
8KB

Download
memory/4768-15-0x0000000000E40000-0x0000000000E4A000-memory.dmp

Filesize
40KB

Download
memory/4768-14-0x00007FFEED8A3000-0x00007FFEED8A5000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads