healer | ea4160cea3946f20b93db52275883aa84daffcdf81e6bd7bb1eff604eb84189c

General

Target

ea4160cea3946f20b93db52275883aa84daffcdf81e6bd7bb1eff604eb84189c.exe
Size

470KB
MD5

8ae5f893545a3cf844b7abbe2a4b6c32
SHA1

8c1bc03972dbcd97b8d2eed22e39d592a41c7a1d
SHA256

ea4160cea3946f20b93db52275883aa84daffcdf81e6bd7bb1eff604eb84189c
SHA512

8ef796a59c3eb8fc4ab07040ff3cb0d7b94575e292cccd31914ad3e7561cf642800c590505dc1e62598f6129abcda11b4e4a53913205d3568bc17a9e1a3299c2
SSDEEP

12288:kMrXy90o6VQFSNMEKWgqiVFnQ1HD5XL+bdz4:zyKVQ4N1KfqiV9QTXSbdk

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/5104-19-0x0000000004C30000-0x0000000004C4A000-memory.dmp	healer
behavioral1/memory/5104-21-0x0000000004CF0000-0x0000000004D08000-memory.dmp	healer
behavioral1/memory/5104-49-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/5104-47-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/5104-45-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/5104-43-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/5104-41-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/5104-39-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/5104-37-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/5104-35-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/5104-33-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/5104-31-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/5104-29-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/5104-27-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/5104-25-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/5104-23-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/5104-22-0x0000000004CF0000-0x0000000004D02000-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\DisableOnAccessProtection = "1"	bqS90Lu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	bqS90Lu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bqS90Lu.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	bqS90Lu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bqS90Lu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bqS90Lu.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/0x0007000000023ca4-57.dat	family_redline
behavioral1/memory/4212-59-0x0000000000260000-0x0000000000292000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
3948	nYo24at.exe
5104	bqS90Lu.exe
4212	dFR33zD.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	bqS90Lu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bqS90Lu.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\\\""	ea4160cea3946f20b93db52275883aa84daffcdf81e6bd7bb1eff604eb84189c.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\\\""	nYo24at.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5012	5104	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	ea4160cea3946f20b93db52275883aa84daffcdf81e6bd7bb1eff604eb84189c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nYo24at.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bqS90Lu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dFR33zD.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5104	bqS90Lu.exe
5104	bqS90Lu.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5104	bqS90Lu.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4808 wrote to memory of 3948	4808	ea4160cea3946f20b93db52275883aa84daffcdf81e6bd7bb1eff604eb84189c.exe	83
PID 4808 wrote to memory of 3948	4808	ea4160cea3946f20b93db52275883aa84daffcdf81e6bd7bb1eff604eb84189c.exe	83
PID 4808 wrote to memory of 3948	4808	ea4160cea3946f20b93db52275883aa84daffcdf81e6bd7bb1eff604eb84189c.exe	83
PID 3948 wrote to memory of 5104	3948	nYo24at.exe	84
PID 3948 wrote to memory of 5104	3948	nYo24at.exe	84
PID 3948 wrote to memory of 5104	3948	nYo24at.exe	84
PID 3948 wrote to memory of 4212	3948	nYo24at.exe	98
PID 3948 wrote to memory of 4212	3948	nYo24at.exe	98
PID 3948 wrote to memory of 4212	3948	nYo24at.exe	98

C:\Users\Admin\AppData\Local\Temp\ea4160cea3946f20b93db52275883aa84daffcdf81e6bd7bb1eff604eb84189c.exe
"C:\Users\Admin\AppData\Local\Temp\ea4160cea3946f20b93db52275883aa84daffcdf81e6bd7bb1eff604eb84189c.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4808
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nYo24at.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nYo24at.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3948
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bqS90Lu.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bqS90Lu.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:5104
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5104 -s 1064
      4⤵
      Program crash
      PID:5012
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dFR33zD.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dFR33zD.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 5104 -ip 5104
1⤵
PID:4704

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\nYo24at.exe

Filesize
366KB

MD5
ef1ea71ab7caaea18df02efbfa8ddb36

SHA1
455e11226c0cdf02f2abf1fc39a1700a7c556fdd

SHA256
dbb8405ae1d31aa5adb1af8b2c18c4774e736b1efd246256bb1c0f5f3ea2cca5

SHA512
8cebc4880a2df3ad2b47a684c5915fcc146e3b4b13cbb42a3751a36839a54ddb03d6647539e0b62b1d58fc00d197d04aa4ea425274800f08b085575ae151eb2d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bqS90Lu.exe

Filesize
220KB

MD5
462c4ee3ed98352a8e3f5b8b1b71dfac

SHA1
53e7780c3e7fe6e8fe288bde903d0774210308cf

SHA256
6215b8732177d0f5efec6b7e798416a29a67833258ff60860b79eb618d3808d1

SHA512
a0a828bbe9f604d66e83be73f6702cd0601adf01115ff1b7497be32d68dad2ae7c199a43ec0fb2f603dd63012a64a35719b9dfaa2e37e2296ef644219fa77989

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dFR33zD.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/4212-64-0x0000000004D10000-0x0000000004D5C000-memory.dmp

Filesize
304KB

Download
memory/4212-63-0x0000000004B90000-0x0000000004BCC000-memory.dmp

Filesize
240KB

Download
memory/4212-62-0x0000000004B30000-0x0000000004B42000-memory.dmp

Filesize
72KB

Download
memory/4212-61-0x0000000004C00000-0x0000000004D0A000-memory.dmp

Filesize
1.0MB

Download
memory/4212-60-0x00000000050A0000-0x00000000056B8000-memory.dmp

Filesize
6.1MB

Download
memory/4212-59-0x0000000000260000-0x0000000000292000-memory.dmp

Filesize
200KB

Download
memory/5104-35-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-23-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-45-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-43-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-41-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-39-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-37-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-49-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-33-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-31-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-29-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-27-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-25-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-47-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-22-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/5104-50-0x00000000008D0000-0x00000000009D0000-memory.dmp

Filesize
1024KB

Download
memory/5104-51-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/5104-55-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/5104-54-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/5104-20-0x0000000004E10000-0x00000000053B4000-memory.dmp

Filesize
5.6MB

Download
memory/5104-21-0x0000000004CF0000-0x0000000004D08000-memory.dmp

Filesize
96KB

Download
memory/5104-19-0x0000000004C30000-0x0000000004C4A000-memory.dmp

Filesize
104KB

Download
memory/5104-18-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/5104-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/5104-16-0x0000000002290000-0x00000000022BD000-memory.dmp

Filesize
180KB

Download
memory/5104-15-0x00000000008D0000-0x00000000009D0000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads