redline | 4aebbb23d160253876cc3a93c7cc31ed0c48645ae04070345bb5933ed4efee04

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
13-05-2024 11:20

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General

Target

9a9db30ba757d584222fa4ab88b6873356c849e54cffa8d799e5b7ffe07ec8e4.exe
Size

316KB
MD5

a5c39861500c28805e6ade5c84f92ad5
SHA1

d132861bc0906ce6bd65c4222ae53fdb24251592
SHA256

9a9db30ba757d584222fa4ab88b6873356c849e54cffa8d799e5b7ffe07ec8e4
SHA512

877d9af8f10812356227e98b576d3ff89164f248fda0049b88e9d14217557fbad45a42f6901203d522dae5516530c76c439c30cd5e7d10189a01ce8c6c19896e
SSDEEP

6144:Kjy+bnr+Bp0yN90QED6vZrMgX3eYK41E8OBURKaJWW:5MrZy90hmN3rKWOmEakW

Score

10^/10

redline debro evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

debro

185.161.248.75:4132

Attributes

auth_value
18c2c191aebfde5d1787ec8d805a01a8

Signatures

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\DisableRealtimeMonitoring = "1"	k8115396.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k8115396.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k8115396.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k8115396.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k8115396.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k8115396.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
behavioral22/files/0x000700000002342d-45.dat	family_redline
behavioral22/memory/4968-47-0x00000000000C0000-0x00000000000EE000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
2260	k8115396.exe
4968	l6155040.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	k8115396.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k8115396.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\\\""	9a9db30ba757d584222fa4ab88b6873356c849e54cffa8d799e5b7ffe07ec8e4.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4060	sc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2260	k8115396.exe
2260	k8115396.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2260	k8115396.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 2260	2716	9a9db30ba757d584222fa4ab88b6873356c849e54cffa8d799e5b7ffe07ec8e4.exe	82
PID 2716 wrote to memory of 2260	2716	9a9db30ba757d584222fa4ab88b6873356c849e54cffa8d799e5b7ffe07ec8e4.exe	82
PID 2716 wrote to memory of 2260	2716	9a9db30ba757d584222fa4ab88b6873356c849e54cffa8d799e5b7ffe07ec8e4.exe	82
PID 2716 wrote to memory of 4968	2716	9a9db30ba757d584222fa4ab88b6873356c849e54cffa8d799e5b7ffe07ec8e4.exe	92
PID 2716 wrote to memory of 4968	2716	9a9db30ba757d584222fa4ab88b6873356c849e54cffa8d799e5b7ffe07ec8e4.exe	92
PID 2716 wrote to memory of 4968	2716	9a9db30ba757d584222fa4ab88b6873356c849e54cffa8d799e5b7ffe07ec8e4.exe	92

C:\Users\Admin\AppData\Local\Temp\9a9db30ba757d584222fa4ab88b6873356c849e54cffa8d799e5b7ffe07ec8e4.exe
"C:\Users\Admin\AppData\Local\Temp\9a9db30ba757d584222fa4ab88b6873356c849e54cffa8d799e5b7ffe07ec8e4.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k8115396.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k8115396.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2260
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l6155040.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l6155040.exe
  2⤵
  - Executes dropped EXE
  PID:4968

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:4060

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\k8115396.exe

Filesize
184KB

MD5
d4c640fb500618ad6c9fc5fe7d3e784d

SHA1
850df0880e1685ce709b44afbbb365cab4f0fec4

SHA256
a511ae2083565f7f66afa9902f2d6aaa5bdf56c8a148609bfe949880a74ff44b

SHA512
a28a51e937a11c9d72f7450b86469609d972a1e65c176bf92a47922eaf9cf72d3a49f0d40702f6f22bfd3f2c9f9e36edfefecdd263e1d49f3546f44d4817cecd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l6155040.exe

Filesize
168KB

MD5
5e008d74d376661dc96d94186316d310

SHA1
9eb13b135ddc3d7d2482eb5429ef63bd84403563

SHA256
9b7ee11b341c2a629a70ee3757be3343678a190d1eea75cf3aa72280df14b146

SHA512
4efb7c88b063e9691e2ef950b00e4c4e0e36298ce9df23d7c91718b84df2b325daf8cea856c7788bea204e49f8201e6c4f8220791974027fabb474ebf2ddf3c8

Download Submit
memory/2260-41-0x0000000073C30000-0x00000000743E0000-memory.dmp

Filesize
7.7MB

Download
memory/2260-38-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-11-0x00000000050A0000-0x00000000050BC000-memory.dmp

Filesize
112KB

Download
memory/2260-20-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-12-0x0000000073C30000-0x00000000743E0000-memory.dmp

Filesize
7.7MB

Download
memory/2260-28-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-8-0x00000000022B0000-0x00000000022CE000-memory.dmp

Filesize
120KB

Download
memory/2260-18-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-36-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-34-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-40-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-32-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-30-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-16-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-24-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-22-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-10-0x0000000004AF0000-0x0000000005094000-memory.dmp

Filesize
5.6MB

Download
memory/2260-9-0x0000000073C30000-0x00000000743E0000-memory.dmp

Filesize
7.7MB

Download
memory/2260-26-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-14-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-13-0x00000000050A0000-0x00000000050B6000-memory.dmp

Filesize
88KB

Download
memory/2260-43-0x0000000073C30000-0x00000000743E0000-memory.dmp

Filesize
7.7MB

Download
memory/2260-7-0x0000000073C3E000-0x0000000073C3F000-memory.dmp

Filesize
4KB

Download
memory/4968-47-0x00000000000C0000-0x00000000000EE000-memory.dmp

Filesize
184KB

Download
memory/4968-48-0x0000000073BE0000-0x0000000073C8B000-memory.dmp

Filesize
684KB

Download
memory/4968-49-0x00000000048A0000-0x00000000048A6000-memory.dmp

Filesize
24KB

Download
memory/4968-50-0x0000000005040000-0x0000000005658000-memory.dmp

Filesize
6.1MB

Download
memory/4968-51-0x0000000004B30000-0x0000000004C3A000-memory.dmp

Filesize
1.0MB

Download
memory/4968-52-0x0000000004A40000-0x0000000004A52000-memory.dmp

Filesize
72KB

Download
memory/4968-53-0x0000000073BE0000-0x0000000073C8B000-memory.dmp

Filesize
684KB

Download
memory/4968-54-0x0000000004AA0000-0x0000000004ADC000-memory.dmp

Filesize
240KB

Download
memory/4968-55-0x0000000004C40000-0x0000000004C8C000-memory.dmp

Filesize
304KB

Download
memory/4968-56-0x0000000073BE0000-0x0000000073C8B000-memory.dmp

Filesize
684KB

Download