healer | a33c889b1929e9442a2a49de188e05a8ddbddcb32a7231b7c362f6833a45d720

Analysis

max time kernel
142s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
10-05-2024 14:40

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General

Target

ae6ddd393a98c003c8da6717e815e71c83f5a3b75783ce55e2793d35c51a9ad7.exe
Size

307KB
MD5

a2ee8b5bb221af85a82fdb873d58d8e8
SHA1

9e3456c33ad34ac4c394a031e6fd2e03a37503eb
SHA256

ae6ddd393a98c003c8da6717e815e71c83f5a3b75783ce55e2793d35c51a9ad7
SHA512

f52c8ab86819dafeae654e56cabf9157b1cb8f50098134dc4821edb8051bb739c5d1fe9f7b2fda560e028c3158065cd1ebb607e80a81a2d2ea41483d7f1fbca9
SSDEEP

6144:KDy+bnr+Ugp0yN90QEX5F5OYc1u31g4TByS8EvbNk3yReoWkD:pMr3y90nxc1u31TTES8kk3p+D

Score

10^/10

healer redline dumud dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

dumud

217.196.96.101:4132

Attributes

auth_value
3e18d4b90418aa3e78d8822e87c62f5c

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral15/memory/1536-8-0x00000000020E0000-0x00000000020FA000-memory.dmp	healer
behavioral15/memory/1536-11-0x0000000002150000-0x0000000002168000-memory.dmp	healer
behavioral15/memory/1536-21-0x0000000002150000-0x0000000002162000-memory.dmp	healer
behavioral15/memory/1536-29-0x0000000002150000-0x0000000002162000-memory.dmp	healer
behavioral15/memory/1536-39-0x0000000002150000-0x0000000002162000-memory.dmp	healer
behavioral15/memory/1536-37-0x0000000002150000-0x0000000002162000-memory.dmp	healer
behavioral15/memory/1536-35-0x0000000002150000-0x0000000002162000-memory.dmp	healer
behavioral15/memory/1536-33-0x0000000002150000-0x0000000002162000-memory.dmp	healer
behavioral15/memory/1536-31-0x0000000002150000-0x0000000002162000-memory.dmp	healer
behavioral15/memory/1536-27-0x0000000002150000-0x0000000002162000-memory.dmp	healer
behavioral15/memory/1536-25-0x0000000002150000-0x0000000002162000-memory.dmp	healer
behavioral15/memory/1536-23-0x0000000002150000-0x0000000002162000-memory.dmp	healer
behavioral15/memory/1536-17-0x0000000002150000-0x0000000002162000-memory.dmp	healer
behavioral15/memory/1536-15-0x0000000002150000-0x0000000002162000-memory.dmp	healer
behavioral15/memory/1536-13-0x0000000002150000-0x0000000002162000-memory.dmp	healer
behavioral15/memory/1536-12-0x0000000002150000-0x0000000002162000-memory.dmp	healer
behavioral15/memory/1536-19-0x0000000002150000-0x0000000002162000-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	k0003298.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k0003298.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k0003298.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k0003298.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k0003298.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k0003298.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
behavioral15/files/0x000700000002347b-45.dat	family_redline
behavioral15/memory/4960-47-0x00000000009B0000-0x00000000009E0000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
1536	k0003298.exe
4960	l6137098.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	k0003298.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k0003298.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\\\""	ae6ddd393a98c003c8da6717e815e71c83f5a3b75783ce55e2793d35c51a9ad7.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1536	k0003298.exe
1536	k0003298.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1536	k0003298.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4448 wrote to memory of 1536	4448	ae6ddd393a98c003c8da6717e815e71c83f5a3b75783ce55e2793d35c51a9ad7.exe	83
PID 4448 wrote to memory of 1536	4448	ae6ddd393a98c003c8da6717e815e71c83f5a3b75783ce55e2793d35c51a9ad7.exe	83
PID 4448 wrote to memory of 1536	4448	ae6ddd393a98c003c8da6717e815e71c83f5a3b75783ce55e2793d35c51a9ad7.exe	83
PID 4448 wrote to memory of 4960	4448	ae6ddd393a98c003c8da6717e815e71c83f5a3b75783ce55e2793d35c51a9ad7.exe	92
PID 4448 wrote to memory of 4960	4448	ae6ddd393a98c003c8da6717e815e71c83f5a3b75783ce55e2793d35c51a9ad7.exe	92
PID 4448 wrote to memory of 4960	4448	ae6ddd393a98c003c8da6717e815e71c83f5a3b75783ce55e2793d35c51a9ad7.exe	92

C:\Users\Admin\AppData\Local\Temp\ae6ddd393a98c003c8da6717e815e71c83f5a3b75783ce55e2793d35c51a9ad7.exe
"C:\Users\Admin\AppData\Local\Temp\ae6ddd393a98c003c8da6717e815e71c83f5a3b75783ce55e2793d35c51a9ad7.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4448
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k0003298.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k0003298.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1536
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l6137098.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l6137098.exe
  2⤵
  - Executes dropped EXE
  PID:4960

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\k0003298.exe

Filesize
180KB

MD5
8fa4a7f735897c14570bc1080f531b7b

SHA1
6effb79fe21b0801ad825548fb7d78f48e720f9d

SHA256
ecdaacca9cc923ef9b0c2e976c96edc1ca53ed8923f6f5c9be31b39cfb24d8dd

SHA512
0a2d3104e2cb374565b1c0a93f9ac63d71ecb13eaf26abf5f05e30b795af75839f14b9693b5f16166fd427bc3891aef87960316cce38044d727df57dac584026

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l6137098.exe

Filesize
168KB

MD5
85500aed4384ae393a13ec2f37550ef1

SHA1
17cb94220afc66a5b1c41f0783360e548f1892ec

SHA256
42b495de71b5360f409f9e00249f877aa3f991a6cf3be974616a94905c829f20

SHA512
84ae30480fd74ace2c9126751212acb1acc1c6d3de6ebcad675413e944d1f9fc120016c14a1893212a14596b257b3d301f913cca951151b09af89845f9a46c4c

Download Submit
memory/1536-39-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-37-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-9-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/1536-13-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-21-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-29-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-8-0x00000000020E0000-0x00000000020FA000-memory.dmp

Filesize
104KB

Download
memory/1536-12-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-35-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-33-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-31-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-27-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-25-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-19-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-17-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-15-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-11-0x0000000002150000-0x0000000002168000-memory.dmp

Filesize
96KB

Download
memory/1536-10-0x0000000004AC0000-0x0000000005064000-memory.dmp

Filesize
5.6MB

Download
memory/1536-23-0x0000000002150000-0x0000000002162000-memory.dmp

Filesize
72KB

Download
memory/1536-40-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/1536-41-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/1536-43-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/1536-7-0x00000000746FE000-0x00000000746FF000-memory.dmp

Filesize
4KB

Download
memory/4960-47-0x00000000009B0000-0x00000000009E0000-memory.dmp

Filesize
192KB

Download
memory/4960-48-0x00000000746A0000-0x000000007474B000-memory.dmp

Filesize
684KB

Download
memory/4960-49-0x0000000002CE0000-0x0000000002CE6000-memory.dmp

Filesize
24KB

Download
memory/4960-50-0x00000000059B0000-0x0000000005FC8000-memory.dmp

Filesize
6.1MB

Download
memory/4960-51-0x00000000054A0000-0x00000000055AA000-memory.dmp

Filesize
1.0MB

Download
memory/4960-52-0x00000000746A0000-0x000000007474B000-memory.dmp

Filesize
684KB

Download
memory/4960-53-0x0000000005220000-0x0000000005232000-memory.dmp

Filesize
72KB

Download
memory/4960-54-0x0000000005390000-0x00000000053CC000-memory.dmp

Filesize
240KB

Download
memory/4960-55-0x00000000053E0000-0x000000000542C000-memory.dmp

Filesize
304KB

Download
memory/4960-56-0x00000000746A0000-0x000000007474B000-memory.dmp

Filesize
684KB

Download