Malware Analysis Report

2024-12-07 04:12

Sample ID 241110-3g4rpawrb1
Target 8d71edc3f73c25cab8ef38eeaef8e1bbf3f02badbc3b5a02d3b835216163657d
SHA256 8d71edc3f73c25cab8ef38eeaef8e1bbf3f02badbc3b5a02d3b835216163657d
Tags
redline ruma discovery infostealer persistence
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

8d71edc3f73c25cab8ef38eeaef8e1bbf3f02badbc3b5a02d3b835216163657d

Threat Level: Known bad

The file 8d71edc3f73c25cab8ef38eeaef8e1bbf3f02badbc3b5a02d3b835216163657d was found to be: Known bad.

Malicious Activity Summary

redline ruma discovery infostealer persistence

RedLine

RedLine payload

Redline family

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 23:30

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 23:30

Reported

2024-11-10 23:32

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8d71edc3f73c25cab8ef38eeaef8e1bbf3f02badbc3b5a02d3b835216163657d.exe"

Signatures

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Redline family

redline

Adds Run key to start application

persistence
Description Indicator Process Target
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\\\"" C:\Users\Admin\AppData\Local\Temp\8d71edc3f73c25cab8ef38eeaef8e1bbf3f02badbc3b5a02d3b835216163657d.exe N/A
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\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vZD40.exe N/A
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\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vsZ84.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\8d71edc3f73c25cab8ef38eeaef8e1bbf3f02badbc3b5a02d3b835216163657d.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vZD40.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vsZ84.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\diI61.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\diI61.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2648 wrote to memory of 4484 N/A C:\Users\Admin\AppData\Local\Temp\8d71edc3f73c25cab8ef38eeaef8e1bbf3f02badbc3b5a02d3b835216163657d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vZD40.exe
PID 2648 wrote to memory of 4484 N/A C:\Users\Admin\AppData\Local\Temp\8d71edc3f73c25cab8ef38eeaef8e1bbf3f02badbc3b5a02d3b835216163657d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vZD40.exe
PID 2648 wrote to memory of 4484 N/A C:\Users\Admin\AppData\Local\Temp\8d71edc3f73c25cab8ef38eeaef8e1bbf3f02badbc3b5a02d3b835216163657d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vZD40.exe
PID 4484 wrote to memory of 3216 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vZD40.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vsZ84.exe
PID 4484 wrote to memory of 3216 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vZD40.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vsZ84.exe
PID 4484 wrote to memory of 3216 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vZD40.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vsZ84.exe
PID 3216 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vsZ84.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\diI61.exe
PID 3216 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vsZ84.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\diI61.exe
PID 3216 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vsZ84.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\diI61.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8d71edc3f73c25cab8ef38eeaef8e1bbf3f02badbc3b5a02d3b835216163657d.exe

"C:\Users\Admin\AppData\Local\Temp\8d71edc3f73c25cab8ef38eeaef8e1bbf3f02badbc3b5a02d3b835216163657d.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vZD40.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vZD40.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vsZ84.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vsZ84.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\diI61.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\diI61.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 66.209.201.84.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 100.209.201.84.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 105.209.201.84.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 136.71.105.51.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vZD40.exe

MD5 afd8b0f4d2e8dbccc778822f9ce79ee6
SHA1 2adb1c50f0170483950b0d99d694907e6fd61ebc
SHA256 7800bfadf35ba788f14e70c920faadd5b20a6497a65d504dacf1f5843fd355ce
SHA512 0c9a3958519036bc671af666890732bfba48b1840e7c12c98c5290b007663244ae84a2df9186c745cc6e37713d222d01b4bbf9bfc49d24f50c7db8803cf3e0ba

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vsZ84.exe

MD5 2c65806e88c1236d637bdd1ba60777c9
SHA1 1926d5e7922de97ae2e4257b49969b5113b51dd8
SHA256 9a1ad2d656b6d69649286649cdb4eedcc418538dab7bef07e590c72bc4aba705
SHA512 db39b9a361ca528870c4e3de37d932622eacb955f8bf878e7ed983b1a89e9cb913d095d9455f6e1d865f3d983cb6739dd57b6ddf9282b1ba3dff3a42606ce1db

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\diI61.exe

MD5 ac83657f02dff63c790b80a66ad3d4e3
SHA1 7e9a2f828a38ad058bd619137f66266ddc664c3a
SHA256 0c03276ca27012cd6a8889664e261b98da41b0f80f587db4b3d97ad6a76690cc
SHA512 4cc2bcde052072b91cb08bb3b56c4a9249d07d60e4a12512dd1569a4d26a8aa23a0cef909eef90557f1e2bd958034d38970823ef9934e754d97f34d49c98328f

memory/2588-22-0x0000000002830000-0x0000000002876000-memory.dmp

memory/2588-23-0x0000000005100000-0x00000000056A4000-memory.dmp

memory/2588-24-0x0000000002A30000-0x0000000002A74000-memory.dmp

memory/2588-76-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-54-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-25-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-88-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-86-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-84-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-82-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-80-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-78-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-74-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-72-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-70-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-68-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-66-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-64-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-62-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-60-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-58-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-56-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-52-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-50-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-48-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-46-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-44-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-42-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-40-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-38-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-36-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-34-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-32-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-30-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-28-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-26-0x0000000002A30000-0x0000000002A6E000-memory.dmp

memory/2588-931-0x00000000056B0000-0x0000000005CC8000-memory.dmp

memory/2588-932-0x0000000004F10000-0x000000000501A000-memory.dmp

memory/2588-933-0x0000000002B40000-0x0000000002B52000-memory.dmp

memory/2588-934-0x0000000002B60000-0x0000000002B9C000-memory.dmp

memory/2588-935-0x0000000005020000-0x000000000506C000-memory.dmp