redline | 45d3cd6234e582fb5cf231a3dd9aa94f2c7f1de411ce4bb8b5a236673487b74a

General

Target

45d3cd6234e582fb5cf231a3dd9aa94f2c7f1de411ce4bb8b5a236673487b74a.exe
Size

1.1MB
MD5

c6390540ebafa0d7190b3026311d6c73
SHA1

7c1e50cbb25df7db4dfc03b614314ed16a024931
SHA256

45d3cd6234e582fb5cf231a3dd9aa94f2c7f1de411ce4bb8b5a236673487b74a
SHA512

4b12ac47025503f45ef24e4d11ee4ce7781042ebda6f13f2d57be416f619ecd41e1e01a9c3caec306fc0d10cc67d9e759afba9eb54227f097d07d79e62a49bce
SSDEEP

12288:BMrty901xCEMN+QLmlg8jJnFkpnwLWV/2mQrMtgvtyMYS9vcksCL/f4JIw6qntp3:AyjEI+QvUFk//xKMtgUq9xw1ntHxY+F

Score

10^/10

redline doma discovery evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

doma

C2

185.161.248.75:4132

Attributes

auth_value
8be53af7f78567706928d0abef953ef4

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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k2884837.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k2884837.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k2884837.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k2884837.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k2884837.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k2884837.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
behavioral1/files/0x000a000000023b9d-54.dat	family_redline
behavioral1/memory/692-56-0x0000000000810000-0x000000000083A000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
1020	y0081430.exe
2448	y8876562.exe
3480	k2884837.exe
692	l7181812.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	k2884837.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k2884837.exe

Adds Run key to start application 2 TTPs 3 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\\\""	45d3cd6234e582fb5cf231a3dd9aa94f2c7f1de411ce4bb8b5a236673487b74a.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\\\""	y0081430.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	y8876562.exe

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y0081430.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y8876562.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k2884837.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	l7181812.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	45d3cd6234e582fb5cf231a3dd9aa94f2c7f1de411ce4bb8b5a236673487b74a.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3480	k2884837.exe
3480	k2884837.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3480	k2884837.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4420 wrote to memory of 1020	4420	45d3cd6234e582fb5cf231a3dd9aa94f2c7f1de411ce4bb8b5a236673487b74a.exe	84
PID 4420 wrote to memory of 1020	4420	45d3cd6234e582fb5cf231a3dd9aa94f2c7f1de411ce4bb8b5a236673487b74a.exe	84
PID 4420 wrote to memory of 1020	4420	45d3cd6234e582fb5cf231a3dd9aa94f2c7f1de411ce4bb8b5a236673487b74a.exe	84
PID 1020 wrote to memory of 2448	1020	y0081430.exe	85
PID 1020 wrote to memory of 2448	1020	y0081430.exe	85
PID 1020 wrote to memory of 2448	1020	y0081430.exe	85
PID 2448 wrote to memory of 3480	2448	y8876562.exe	86
PID 2448 wrote to memory of 3480	2448	y8876562.exe	86
PID 2448 wrote to memory of 3480	2448	y8876562.exe	86
PID 2448 wrote to memory of 692	2448	y8876562.exe	95
PID 2448 wrote to memory of 692	2448	y8876562.exe	95
PID 2448 wrote to memory of 692	2448	y8876562.exe	95

C:\Users\Admin\AppData\Local\Temp\45d3cd6234e582fb5cf231a3dd9aa94f2c7f1de411ce4bb8b5a236673487b74a.exe
"C:\Users\Admin\AppData\Local\Temp\45d3cd6234e582fb5cf231a3dd9aa94f2c7f1de411ce4bb8b5a236673487b74a.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4420
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0081430.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0081430.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1020
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y8876562.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y8876562.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2448
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k2884837.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k2884837.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3480
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l7181812.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l7181812.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0081430.exe

Filesize
748KB

MD5
6e638f8e953626dd7ce85a39c9242e61

SHA1
99d3932d83c9cb921fdc1e8d23aa02dbf011aab7

SHA256
c55bef2be507d729f7b22353e8e8ded27b8e024ce086ad7c635550aa3310317b

SHA512
0f0e87c5741d72e7391523518a6737f01ae8e6c4b52972fa2c29bdd8376aa85c4e075642ceae9a37ece03bec3a9c687fece2f2b096c2dd9a5492ae00af22a6e3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y8876562.exe

Filesize
304KB

MD5
2651dac94b8fc85bf9db7c015168b459

SHA1
398a2468f958efc3b72335e423582e59a47040d8

SHA256
4bcef0a801a6a50b996d334ca06c4e5f1af9f708a7f2118287f620214e39f8da

SHA512
fd203ef5d882af703b5f0e7d2f1763be2568988f4bf80411017a7187da3c18740c065a77cab57741d77c202ce0215f600025cbc3c4d8187e9d16cf9047db1423

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k2884837.exe

Filesize
183KB

MD5
75df6a4aaf5c63bc4f42ac5ec8ecc76a

SHA1
8d9da11aa11364c1b580b12faa446403f527ff83

SHA256
d1d13ff4eabb541a9cfc225beeb1c27d9cd85c8f9849e8d0fece0a4503c63f05

SHA512
72d34a4770cf9885993630f04e83831f4ded666af58cb705c7b1ca4cd7ca95911dec7247e4987c64afc13fee10bcf94fc913bd9a7790edb65c75b01a89bbe8fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l7181812.exe

Filesize
145KB

MD5
f272ec665b0ee2197664f3ad7ac12096

SHA1
82a94dbe933c02ebbce29d22449ae8879799a30e

SHA256
00a6c8b84c74fdf09d031eb10da6d686904ebafa269c9c1d0dd1f4145d068eb8

SHA512
247363c31a1e7d8b0dff00483edbd39ffaa357d3632f6a14433e67bd0c84c0bf4d3ab1a147418cae29e2797e6e05c41f71b436cd8061680328a8c76727a2c057

Download Submit
memory/692-61-0x00000000053F0000-0x000000000543C000-memory.dmp

Filesize
304KB

Download
memory/692-60-0x0000000005280000-0x00000000052BC000-memory.dmp

Filesize
240KB

Download
memory/692-59-0x0000000005220000-0x0000000005232000-memory.dmp

Filesize
72KB

Download
memory/692-58-0x00000000052E0000-0x00000000053EA000-memory.dmp

Filesize
1.0MB

Download
memory/692-57-0x0000000005790000-0x0000000005DA8000-memory.dmp

Filesize
6.1MB

Download
memory/692-56-0x0000000000810000-0x000000000083A000-memory.dmp

Filesize
168KB

Download
memory/3480-49-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-25-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-39-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-37-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-36-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-33-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-31-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-29-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-27-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-41-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-24-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-43-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-45-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-47-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-51-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3480-23-0x0000000004F50000-0x0000000004F6C000-memory.dmp

Filesize
112KB

Download
memory/3480-22-0x0000000004950000-0x0000000004EF4000-memory.dmp

Filesize
5.6MB

Download
memory/3480-21-0x0000000002370000-0x000000000238E000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads