healer | 910d55a3aaf9cce97374275d779176a46bb611881f15e065c36d3965c8e4498a

General

Target

910d55a3aaf9cce97374275d779176a46bb611881f15e065c36d3965c8e4498a.exe
Size

501KB
MD5

87065eab4629a4aea214d491df61a87c
SHA1

6a0a9a733d106f472d921525ba3a176568e8bc7c
SHA256

910d55a3aaf9cce97374275d779176a46bb611881f15e065c36d3965c8e4498a
SHA512

29365bd5c21c0ba22543e8ae2adcb1894250a349b44e2dedc99954b1e6615b08d990166eaf3f7e3853b43d50001a68e60c1b0360c0ac1346b655ff693efa15bc
SSDEEP

6144:KIy+bnr+Yp0yN90QEsKCbs/YhM+kpc/J0OufLOUXsAs0IVO6NDl9aWRavXNP8Z1/:kMrky90LT8XuTRHBIJav+/

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/0x0008000000023c96-12.dat	healer
behavioral1/memory/4272-15-0x0000000000DD0000-0x0000000000DDA000-memory.dmp	healer
behavioral1/memory/5044-22-0x0000000002450000-0x000000000246A000-memory.dmp	healer
behavioral1/memory/5044-24-0x00000000025B0000-0x00000000025C8000-memory.dmp	healer
behavioral1/memory/5044-38-0x00000000025B0000-0x00000000025C2000-memory.dmp	healer
behavioral1/memory/5044-50-0x00000000025B0000-0x00000000025C2000-memory.dmp	healer
behavioral1/memory/5044-48-0x00000000025B0000-0x00000000025C2000-memory.dmp	healer
behavioral1/memory/5044-46-0x00000000025B0000-0x00000000025C2000-memory.dmp	healer
behavioral1/memory/5044-44-0x00000000025B0000-0x00000000025C2000-memory.dmp	healer
behavioral1/memory/5044-42-0x00000000025B0000-0x00000000025C2000-memory.dmp	healer
behavioral1/memory/5044-40-0x00000000025B0000-0x00000000025C2000-memory.dmp	healer
behavioral1/memory/5044-36-0x00000000025B0000-0x00000000025C2000-memory.dmp	healer
behavioral1/memory/5044-34-0x00000000025B0000-0x00000000025C2000-memory.dmp	healer
behavioral1/memory/5044-32-0x00000000025B0000-0x00000000025C2000-memory.dmp	healer
behavioral1/memory/5044-30-0x00000000025B0000-0x00000000025C2000-memory.dmp	healer
behavioral1/memory/5044-52-0x00000000025B0000-0x00000000025C2000-memory.dmp	healer
behavioral1/memory/5044-28-0x00000000025B0000-0x00000000025C2000-memory.dmp	healer
behavioral1/memory/5044-26-0x00000000025B0000-0x00000000025C2000-memory.dmp	healer
behavioral1/memory/5044-25-0x00000000025B0000-0x00000000025C2000-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"	eRd58ua.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eRd58ua.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eRd58ua.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eRd58ua.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	ddO31ND.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	ddO31ND.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	ddO31ND.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eRd58ua.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	ddO31ND.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	ddO31ND.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	ddO31ND.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eRd58ua.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/0x0007000000023c94-57.dat	family_redline
behavioral1/memory/1172-59-0x0000000000130000-0x0000000000162000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
2348	nXf20gq94.exe
4272	ddO31ND.exe
5044	eRd58ua.exe
1172	faN85TA.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"	ddO31ND.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eRd58ua.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eRd58ua.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\\\""	910d55a3aaf9cce97374275d779176a46bb611881f15e065c36d3965c8e4498a.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\\\""	nXf20gq94.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2404	5044	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	nXf20gq94.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eRd58ua.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	faN85TA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	910d55a3aaf9cce97374275d779176a46bb611881f15e065c36d3965c8e4498a.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4272	ddO31ND.exe
4272	ddO31ND.exe
5044	eRd58ua.exe
5044	eRd58ua.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4272	ddO31ND.exe
Token: SeDebugPrivilege	5044	eRd58ua.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 2348	2740	910d55a3aaf9cce97374275d779176a46bb611881f15e065c36d3965c8e4498a.exe	84
PID 2740 wrote to memory of 2348	2740	910d55a3aaf9cce97374275d779176a46bb611881f15e065c36d3965c8e4498a.exe	84
PID 2740 wrote to memory of 2348	2740	910d55a3aaf9cce97374275d779176a46bb611881f15e065c36d3965c8e4498a.exe	84
PID 2348 wrote to memory of 4272	2348	nXf20gq94.exe	85
PID 2348 wrote to memory of 4272	2348	nXf20gq94.exe	85
PID 2348 wrote to memory of 5044	2348	nXf20gq94.exe	96
PID 2348 wrote to memory of 5044	2348	nXf20gq94.exe	96
PID 2348 wrote to memory of 5044	2348	nXf20gq94.exe	96
PID 2740 wrote to memory of 1172	2740	910d55a3aaf9cce97374275d779176a46bb611881f15e065c36d3965c8e4498a.exe	101
PID 2740 wrote to memory of 1172	2740	910d55a3aaf9cce97374275d779176a46bb611881f15e065c36d3965c8e4498a.exe	101
PID 2740 wrote to memory of 1172	2740	910d55a3aaf9cce97374275d779176a46bb611881f15e065c36d3965c8e4498a.exe	101

C:\Users\Admin\AppData\Local\Temp\910d55a3aaf9cce97374275d779176a46bb611881f15e065c36d3965c8e4498a.exe
"C:\Users\Admin\AppData\Local\Temp\910d55a3aaf9cce97374275d779176a46bb611881f15e065c36d3965c8e4498a.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXf20gq94.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXf20gq94.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2348
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ddO31ND.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ddO31ND.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4272
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRd58ua.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRd58ua.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:5044
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5044 -s 1092
      4⤵
      Program crash
      PID:2404
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\faN85TA.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\faN85TA.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 5044 -ip 5044
1⤵
PID:3984

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\faN85TA.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXf20gq94.exe

Filesize
356KB

MD5
b463fa2d5ee05329afd43f1836380c45

SHA1
ef6447e36c3d92a140fe97b16543f41f5dcb0e7c

SHA256
1a1ddd9f336b1811ab414c563e2979e058f30f4d72d7162c8c856e082c611fa5

SHA512
b42c2f786cb06c4edefa327b365efd024624ffb3337d8d2d272be7dcd42d44f9da1335b9ac1e33f3be14f4e8e01563d2bc57dbb9517da5136649c89137de45d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ddO31ND.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRd58ua.exe

Filesize
295KB

MD5
2338c84711b756237e614c3869cf6100

SHA1
6146eace912945070cb084fe3839c8d2dc27c403

SHA256
fbfd8bd7e7ff54ce43c209c34a9959ad1abe7325209756decc04e3d9a44ff87b

SHA512
24bd3e70fc0ac61f6fcc432de5e93ac38c66eb3fb0e9b09337acc526873dd42f779f2741761ffb1677936e8f219f3c3b683c9476d8ab604803795fc323c7bae6

Download Submit
memory/1172-61-0x0000000004AD0000-0x0000000004BDA000-memory.dmp

Filesize
1.0MB

Download
memory/1172-64-0x0000000004BE0000-0x0000000004C2C000-memory.dmp

Filesize
304KB

Download
memory/1172-63-0x0000000004A70000-0x0000000004AAC000-memory.dmp

Filesize
240KB

Download
memory/1172-62-0x0000000004A00000-0x0000000004A12000-memory.dmp

Filesize
72KB

Download
memory/1172-60-0x0000000004F70000-0x0000000005588000-memory.dmp

Filesize
6.1MB

Download
memory/1172-59-0x0000000000130000-0x0000000000162000-memory.dmp

Filesize
200KB

Download
memory/4272-16-0x00007FF8CD623000-0x00007FF8CD625000-memory.dmp

Filesize
8KB

Download
memory/4272-15-0x0000000000DD0000-0x0000000000DDA000-memory.dmp

Filesize
40KB

Download
memory/4272-14-0x00007FF8CD623000-0x00007FF8CD625000-memory.dmp

Filesize
8KB

Download
memory/5044-36-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-26-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-40-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-44-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-34-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-32-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-30-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-52-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-28-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-42-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-25-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-53-0x0000000000400000-0x000000000057B000-memory.dmp

Filesize
1.5MB

Download
memory/5044-55-0x0000000000400000-0x000000000057B000-memory.dmp

Filesize
1.5MB

Download
memory/5044-46-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-48-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-50-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-38-0x00000000025B0000-0x00000000025C2000-memory.dmp

Filesize
72KB

Download
memory/5044-24-0x00000000025B0000-0x00000000025C8000-memory.dmp

Filesize
96KB

Download
memory/5044-23-0x0000000004CF0000-0x0000000005294000-memory.dmp

Filesize
5.6MB

Download
memory/5044-22-0x0000000002450000-0x000000000246A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads