healer | 205ae779babd66a06edef8f4549388af61dbb854e06c82a7f291317f4dbe780e

Analysis

max time kernel
146s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
10-05-2024 13:08

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General

Target

c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639.exe
Size

309KB
MD5

2b9af2f423ddd5e5022d79ce0fc8ef82
SHA1

5e2592a9d3167b27d130b4f054175cf9a4ec407a
SHA256

c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639
SHA512

19274e6cc635c5c8bcd4c48f4859e0d40f023eabf94413d8845c98c4a2d41a676c30129002956e9bbfb0835cc1ec0749df326fd95efdf9dc849d84ab6b1123e4
SSDEEP

6144:KDy+bnr+ip0yN90QEx5F5OYc1u31g4TBymqSI6pz9wfWF33OHqK:VMr2y90Rxc1u31TTEYZ3wfWlMqK

Score

10^/10

healer redline mihan dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

mihan

217.196.96.101:4132

Attributes

auth_value
9a6a8fdae02ed7caa0a49a6ddc6d4520

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral18/memory/1320-8-0x0000000002350000-0x000000000236A000-memory.dmp	healer
behavioral18/memory/1320-12-0x0000000004980000-0x0000000004998000-memory.dmp	healer
behavioral18/memory/1320-41-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral18/memory/1320-39-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral18/memory/1320-37-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral18/memory/1320-35-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral18/memory/1320-33-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral18/memory/1320-31-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral18/memory/1320-29-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral18/memory/1320-27-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral18/memory/1320-25-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral18/memory/1320-23-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral18/memory/1320-21-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral18/memory/1320-19-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral18/memory/1320-17-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral18/memory/1320-15-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral18/memory/1320-14-0x0000000004980000-0x0000000004992000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper 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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a9236674.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a9236674.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a9236674.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a9236674.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a9236674.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a9236674.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
behavioral18/files/0x0007000000023425-45.dat	family_redline
behavioral18/memory/4492-47-0x00000000004E0000-0x0000000000510000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
1320	a9236674.exe
4492	b3995746.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	a9236674.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a9236674.exe

Adds Run key to start application 2 TTPs 1 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\\\""	c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1320	a9236674.exe
1320	a9236674.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1320	a9236674.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3880 wrote to memory of 1320	3880	c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639.exe	83
PID 3880 wrote to memory of 1320	3880	c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639.exe	83
PID 3880 wrote to memory of 1320	3880	c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639.exe	83
PID 3880 wrote to memory of 4492	3880	c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639.exe	87
PID 3880 wrote to memory of 4492	3880	c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639.exe	87
PID 3880 wrote to memory of 4492	3880	c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639.exe	87

C:\Users\Admin\AppData\Local\Temp\c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639.exe
"C:\Users\Admin\AppData\Local\Temp\c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3880
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9236674.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9236674.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1320
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b3995746.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b3995746.exe
  2⤵
  - Executes dropped EXE
  PID:4492

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9236674.exe

Filesize
180KB

MD5
9d6a6a164c9371fe63996d4ee60608df

SHA1
acc572756616ba0cdd302803ade94f4d6f1c447e

SHA256
b80f9eb78c1bc9d2e6abcb79000108ca6ca2700ee20d4c1d9e221d30813383e0

SHA512
c56e4df370b0d536176c362c49f9664f4a5f49b35034e4cc1c70459bfde95fb3d8ae044b7014323fbc20210313a1f489a42f5ad15957529c6446af93ce17bebf

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b3995746.exe

Filesize
168KB

MD5
72d543112c67db99263bdcdb053c5200

SHA1
5ed8046e303358157f833bfb8bcb42966f3ab14d

SHA256
c7a850a137dec0ca9e361fde39aacb695d98e1165eb401929fbbff687950e0c5

SHA512
32e8967b5136d9799fd0de5c324c075dbd5ba3a5506ee0fb9d070a249e3a52b4a18db04d1cc71517fbecb44897cf6a3dc76d4fa175dd54973ecefd6ad99c7a7e

Download Submit
memory/1320-41-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-39-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-10-0x0000000004A60000-0x0000000005004000-memory.dmp

Filesize
5.6MB

Download
memory/1320-21-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-11-0x0000000074390000-0x0000000074B40000-memory.dmp

Filesize
7.7MB

Download
memory/1320-13-0x0000000074390000-0x0000000074B40000-memory.dmp

Filesize
7.7MB

Download
memory/1320-8-0x0000000002350000-0x000000000236A000-memory.dmp

Filesize
104KB

Download
memory/1320-19-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-37-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-35-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-33-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-31-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-29-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-17-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-25-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-23-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-12-0x0000000004980000-0x0000000004998000-memory.dmp

Filesize
96KB

Download
memory/1320-9-0x0000000074390000-0x0000000074B40000-memory.dmp

Filesize
7.7MB

Download
memory/1320-27-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-15-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-14-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/1320-43-0x0000000074390000-0x0000000074B40000-memory.dmp

Filesize
7.7MB

Download
memory/1320-7-0x000000007439E000-0x000000007439F000-memory.dmp

Filesize
4KB

Download
memory/4492-47-0x00000000004E0000-0x0000000000510000-memory.dmp

Filesize
192KB

Download
memory/4492-48-0x0000000074340000-0x00000000743EB000-memory.dmp

Filesize
684KB

Download
memory/4492-49-0x0000000000C60000-0x0000000000C66000-memory.dmp

Filesize
24KB

Download
memory/4492-50-0x00000000055C0000-0x0000000005BD8000-memory.dmp

Filesize
6.1MB

Download
memory/4492-51-0x00000000050B0000-0x00000000051BA000-memory.dmp

Filesize
1.0MB

Download
memory/4492-52-0x0000000074340000-0x00000000743EB000-memory.dmp

Filesize
684KB

Download
memory/4492-53-0x0000000004FA0000-0x0000000004FB2000-memory.dmp

Filesize
72KB

Download
memory/4492-54-0x0000000005000000-0x000000000503C000-memory.dmp

Filesize
240KB

Download
memory/4492-55-0x0000000005050000-0x000000000509C000-memory.dmp

Filesize
304KB

Download
memory/4492-56-0x0000000074340000-0x00000000743EB000-memory.dmp

Filesize
684KB

Download