healer | 19ef966a051fb80a7e9a4c226171784888184c9e12f75a8cc5d88da9ecab375f

Analysis

max time kernel
149s
max time network
156s
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 15:11

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General

Target

4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe
Size

307KB
MD5

ff629d5a8b6c5119b595f0dbf64ae3cc
SHA1

1d19a95932445aa394199c9c28f128d8e6ecb203
SHA256

4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50
SHA512

f04b5e039818ccf823aa9a8836c392d457ddc3ad2e24d62acdba1da7ac429fe4e0c0547992b00c7a66f00524f6dcea85f8716d5ec8157e4c26835a077e0c708d
SSDEEP

6144:Kyy+bnr+Dp0yN90QEJ5F5OYc1u31g4TByTF8ttF2P+9UZbrBu:mMrjy90lxc1u31TTEytL9arBu

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

Processes:

resource	yara_rule
behavioral11/memory/3488-8-0x00000000022F0000-0x000000000230A000-memory.dmp	healer
behavioral11/memory/3488-11-0x00000000025F0000-0x0000000002608000-memory.dmp	healer
behavioral11/memory/3488-35-0x00000000025F0000-0x0000000002602000-memory.dmp	healer
behavioral11/memory/3488-39-0x00000000025F0000-0x0000000002602000-memory.dmp	healer
behavioral11/memory/3488-37-0x00000000025F0000-0x0000000002602000-memory.dmp	healer
behavioral11/memory/3488-17-0x00000000025F0000-0x0000000002602000-memory.dmp	healer
behavioral11/memory/3488-15-0x00000000025F0000-0x0000000002602000-memory.dmp	healer
behavioral11/memory/3488-13-0x00000000025F0000-0x0000000002602000-memory.dmp	healer
behavioral11/memory/3488-12-0x00000000025F0000-0x0000000002602000-memory.dmp	healer
behavioral11/memory/3488-33-0x00000000025F0000-0x0000000002602000-memory.dmp	healer
behavioral11/memory/3488-31-0x00000000025F0000-0x0000000002602000-memory.dmp	healer
behavioral11/memory/3488-29-0x00000000025F0000-0x0000000002602000-memory.dmp	healer
behavioral11/memory/3488-27-0x00000000025F0000-0x0000000002602000-memory.dmp	healer
behavioral11/memory/3488-25-0x00000000025F0000-0x0000000002602000-memory.dmp	healer
behavioral11/memory/3488-23-0x00000000025F0000-0x0000000002602000-memory.dmp	healer
behavioral11/memory/3488-21-0x00000000025F0000-0x0000000002602000-memory.dmp	healer
behavioral11/memory/3488-19-0x00000000025F0000-0x0000000002602000-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

Processes:

k8202175.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k8202175.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k8202175.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k8202175.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k8202175.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k8202175.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k8202175.exe

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l1357371.exe	family_redline
behavioral11/memory/3716-46-0x0000000000BE0000-0x0000000000C10000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

Processes:

k8202175.exel1357371.exe

pid process

3488 k8202175.exe
3716 l1357371.exe

pid	process
3488	k8202175.exe
3716	l1357371.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

k8202175.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	k8202175.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k8202175.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe

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\\\""	4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe

Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exe

pid process

2020 sc.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

k8202175.exe

pid process

3488 k8202175.exe
3488 k8202175.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

k8202175.exe

description pid process

Token: SeDebugPrivilege 3488 k8202175.exe

pid	process
2020	sc.exe

pid	process
3488	k8202175.exe
3488	k8202175.exe

description	pid	process
Token: SeDebugPrivilege	3488	k8202175.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe

description	pid	process	target process
PID 1708 wrote to memory of 3488	1708	4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe	k8202175.exe
PID 1708 wrote to memory of 3488	1708	4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe	k8202175.exe
PID 1708 wrote to memory of 3488	1708	4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe	k8202175.exe
PID 1708 wrote to memory of 3716	1708	4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe	l1357371.exe
PID 1708 wrote to memory of 3716	1708	4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe	l1357371.exe
PID 1708 wrote to memory of 3716	1708	4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe	l1357371.exe

C:\Users\Admin\AppData\Local\Temp\4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe
"C:\Users\Admin\AppData\Local\Temp\4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1708

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k8202175.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k8202175.exe
2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3488

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l1357371.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l1357371.exe
2⤵
- Executes dropped EXE
PID:3716

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:2020

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\k8202175.exe
Filesize
180KB

MD5
6747e2e8389b6373f7691d4959b92cd8

SHA1
a5220aca6ee687ef265d553907805c33a704c587

SHA256
45dd401476d48bed71dd2a28ae94f609bb6e0c16f29c2d7ab7dca4c6b29147ab

SHA512
846799b6b270280233e080724d6366d09d323fe01c134f3f56dca111489ded4d0186a1c5c6fc8820ed4cbbce4da9fc9bf5915fc9582f0ace1f95aaa695cc5860

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l1357371.exe
Filesize
168KB

MD5
42a1f9b3a5a2c4c73e828d55fdaeaebd

SHA1
f277cd9b4ce1c3b4d0d531ee35bfbc364f7d751c

SHA256
9df439ac0f891b4ecc61aac64a0d37babce875a397f11e80cc29ad5063e3e520

SHA512
a7c9e8d175567e3d4dce71d10a1829d03826aa760ab237ed49ef8d79b7972225f5b9d84a563613294d37d97831bee0cf3355b4246275e7d181066b30ae624fc8

Download Submit
memory/3488-29-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-12-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-10-0x0000000004B60000-0x0000000005104000-memory.dmp

Filesize
5.6MB

Download
memory/3488-11-0x00000000025F0000-0x0000000002608000-memory.dmp

Filesize
96KB

Download
memory/3488-35-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-39-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-25-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-37-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-17-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-15-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-13-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-27-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-33-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-31-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-8-0x00000000022F0000-0x000000000230A000-memory.dmp

Filesize
104KB

Download
memory/3488-9-0x0000000073BD0000-0x0000000074380000-memory.dmp

Filesize
7.7MB

Download
memory/3488-40-0x0000000073BD0000-0x0000000074380000-memory.dmp

Filesize
7.7MB

Download
memory/3488-23-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-21-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-19-0x00000000025F0000-0x0000000002602000-memory.dmp

Filesize
72KB

Download
memory/3488-42-0x0000000073BD0000-0x0000000074380000-memory.dmp

Filesize
7.7MB

Download
memory/3488-7-0x0000000073BDE000-0x0000000073BDF000-memory.dmp

Filesize
4KB

Download
memory/3716-53-0x00000000055F0000-0x000000000562C000-memory.dmp

Filesize
240KB

Download
memory/3716-46-0x0000000000BE0000-0x0000000000C10000-memory.dmp

Filesize
192KB

Download
memory/3716-48-0x0000000002DC0000-0x0000000002DC6000-memory.dmp

Filesize
24KB

Download
memory/3716-49-0x0000000005BD0000-0x00000000061E8000-memory.dmp

Filesize
6.1MB

Download
memory/3716-50-0x00000000056C0000-0x00000000057CA000-memory.dmp

Filesize
1.0MB

Download
memory/3716-51-0x0000000005450000-0x0000000005462000-memory.dmp

Filesize
72KB

Download
memory/3716-52-0x0000000073B80000-0x0000000073C2B000-memory.dmp

Filesize
684KB

Download
memory/3716-47-0x0000000073B80000-0x0000000073C2B000-memory.dmp

Filesize
684KB

Download
memory/3716-54-0x0000000005630000-0x000000000567C000-memory.dmp

Filesize
304KB

Download
memory/3716-55-0x0000000073B80000-0x0000000073C2B000-memory.dmp

Filesize
684KB

Download