healer | e22a5cadeacc1a9d95354d85bdc17f6ab2dc5d23efe7df6d3d4683fb7b881a52

Analysis

max time kernel
141s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
09-05-2024 18:26

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General

Target

1e756c3dd2f7e40b65e81817bfdb8988cb9c718ec0f522915ca3dcd647e2f017.exe
Size

389KB
MD5

4b1795960e7d4aa085834c9a2670aae3
SHA1

4cccc41189287ac70bdd813b9c65d539b98a22f4
SHA256

1e756c3dd2f7e40b65e81817bfdb8988cb9c718ec0f522915ca3dcd647e2f017
SHA512

db3ad4c6a638fe81b8f9d5a0084ab290ee393c73b0d2a31c8302a166cbeb9b6fd834eec77fa9a2b029440cd0f00aa8eb09e0e64a612865fef35a7137e20a68b7
SSDEEP

12288:gMrIy90VK1uWtbK9LuUnVQR5Nj9zx3If:4y4ktSLFVQjvu

Score

10^/10

healer redline nasa dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

nasa

77.91.68.68:19071

Attributes

auth_value
6da71218d8a9738ea3a9a78b5677589b

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p6442050.exe	healer
behavioral4/memory/4652-15-0x00000000009B0000-0x00000000009BA000-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:

p6442050.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	p6442050.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	p6442050.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	p6442050.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	p6442050.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	p6442050.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	p6442050.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\IXP001.TMP\r1441731.exe	family_redline
behavioral4/memory/2336-20-0x0000000000FA0000-0x0000000000FD0000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

Processes:

z2173233.exep6442050.exer1441731.exe

pid process

3620 z2173233.exe
4652 p6442050.exe
2336 r1441731.exe
Windows security modification 2 TTPs 1 IoCs
evasion trojan

Disable or Modify Tools
T1562.001

Modify Registry
T1112

Processes:

p6442050.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" p6442050.exe

pid	process
3620	z2173233.exe
4652	p6442050.exe
2336	r1441731.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	p6442050.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

1e756c3dd2f7e40b65e81817bfdb8988cb9c718ec0f522915ca3dcd647e2f017.exez2173233.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\\\""	1e756c3dd2f7e40b65e81817bfdb8988cb9c718ec0f522915ca3dcd647e2f017.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\\\""	z2173233.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

p6442050.exe

pid process

4652 p6442050.exe
4652 p6442050.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

p6442050.exe

description pid process

Token: SeDebugPrivilege 4652 p6442050.exe

pid	process
4652	p6442050.exe
4652	p6442050.exe

description	pid	process
Token: SeDebugPrivilege	4652	p6442050.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

1e756c3dd2f7e40b65e81817bfdb8988cb9c718ec0f522915ca3dcd647e2f017.exez2173233.exe

description	pid	process	target process
PID 2108 wrote to memory of 3620	2108	1e756c3dd2f7e40b65e81817bfdb8988cb9c718ec0f522915ca3dcd647e2f017.exe	z2173233.exe
PID 2108 wrote to memory of 3620	2108	1e756c3dd2f7e40b65e81817bfdb8988cb9c718ec0f522915ca3dcd647e2f017.exe	z2173233.exe
PID 2108 wrote to memory of 3620	2108	1e756c3dd2f7e40b65e81817bfdb8988cb9c718ec0f522915ca3dcd647e2f017.exe	z2173233.exe
PID 3620 wrote to memory of 4652	3620	z2173233.exe	p6442050.exe
PID 3620 wrote to memory of 4652	3620	z2173233.exe	p6442050.exe
PID 3620 wrote to memory of 2336	3620	z2173233.exe	r1441731.exe
PID 3620 wrote to memory of 2336	3620	z2173233.exe	r1441731.exe
PID 3620 wrote to memory of 2336	3620	z2173233.exe	r1441731.exe

C:\Users\Admin\AppData\Local\Temp\1e756c3dd2f7e40b65e81817bfdb8988cb9c718ec0f522915ca3dcd647e2f017.exe
"C:\Users\Admin\AppData\Local\Temp\1e756c3dd2f7e40b65e81817bfdb8988cb9c718ec0f522915ca3dcd647e2f017.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2108

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z2173233.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z2173233.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3620

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p6442050.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p6442050.exe
3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4652

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1441731.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1441731.exe
3⤵
- Executes dropped EXE
PID:2336

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z2173233.exe
Filesize
206KB

MD5
971ca87b8c12a44ec00f4f9dc151e7f3

SHA1
2374e4d1043058bdbdcc4a9884af619db6cc5a66

SHA256
4c36ae66f563d8c94fa7a743d5c04f35729fef202ce81ab3af108f8e3ded5935

SHA512
f17babcb2f1c906f8a0d30607a9ed299557f9c67ae71af3ae8d3342d14a3a1a2265b89cbc3940688d71a8e304c5d64e68e6286d232ec32c7ab0f92b4fea7da2c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p6442050.exe
Filesize
14KB

MD5
50e8953fc1401eb7e323d9a61f2d0769

SHA1
ad41c2180fd1b3f153373fb0af4a27e4d66557bf

SHA256
3b69e4dc1b9148c473c943bb802bf945a04b049aae4b2d67b538e097b0529c58

SHA512
8dafb1800659608272e026f9846e32e9dabc78334e77f2e531a0cc7c1475223752de138c4188f6e8ff65bd63c7e3a77c99958718e34e47219190ecc62d124e0f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1441731.exe
Filesize
173KB

MD5
bc6ec2bf638faa5d5ceedc2e21cf5dec

SHA1
b89bcf06374aedc314457fa402b6543c1596b805

SHA256
de4e60553c2e37ac6ffa79f9e97a40865df6c4aa0844d10f6a3cea740ce406d8

SHA512
0b47116d7524248b91e30799620ad2626248acbfded08d89697e13ef04d195ae09e16baac49ff5171ccb62d9d55fad6e268a533078426ce8760d82cd024d68ae

Download Submit
memory/2336-20-0x0000000000FA0000-0x0000000000FD0000-memory.dmp

Filesize
192KB

Download
memory/2336-21-0x00000000058C0000-0x00000000058C6000-memory.dmp

Filesize
24KB

Download
memory/2336-22-0x000000000B2F0000-0x000000000B908000-memory.dmp

Filesize
6.1MB

Download
memory/2336-23-0x000000000AE10000-0x000000000AF1A000-memory.dmp

Filesize
1.0MB

Download
memory/2336-24-0x000000000AD50000-0x000000000AD62000-memory.dmp

Filesize
72KB

Download
memory/2336-25-0x000000000ADB0000-0x000000000ADEC000-memory.dmp

Filesize
240KB

Download
memory/2336-26-0x0000000005280000-0x00000000052CC000-memory.dmp

Filesize
304KB

Download
memory/4652-14-0x00007FF91AFE3000-0x00007FF91AFE5000-memory.dmp

Filesize
8KB

Download
memory/4652-15-0x00000000009B0000-0x00000000009BA000-memory.dmp

Filesize
40KB

Download