Malware Analysis Report

2024-12-01 01:22

Sample ID 241112-cbst5asblb
Target 4a40ebf0b646e9cadb06461dcb353da907f161d08dc99cf328b70fde69f30b8b.exe
SHA256 4a40ebf0b646e9cadb06461dcb353da907f161d08dc99cf328b70fde69f30b8b
Tags
redline romik 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

4a40ebf0b646e9cadb06461dcb353da907f161d08dc99cf328b70fde69f30b8b

Threat Level: Known bad

The file 4a40ebf0b646e9cadb06461dcb353da907f161d08dc99cf328b70fde69f30b8b.exe was found to be: Known bad.

Malicious Activity Summary

redline romik discovery infostealer persistence

RedLine

RedLine payload

Redline family

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 01:54

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 01:54

Reported

2024-11-12 01:56

Platform

win10v2004-20241007-en

Max time kernel

110s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4a40ebf0b646e9cadb06461dcb353da907f161d08dc99cf328b70fde69f30b8b.exe"

Signatures

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
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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\4a40ebf0b646e9cadb06461dcb353da907f161d08dc99cf328b70fde69f30b8b.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\vds58.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\vmV74.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\IXP000.TMP\vds58.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmV74.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dWw49.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\4a40ebf0b646e9cadb06461dcb353da907f161d08dc99cf328b70fde69f30b8b.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dWw49.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4536 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\4a40ebf0b646e9cadb06461dcb353da907f161d08dc99cf328b70fde69f30b8b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vds58.exe
PID 4536 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\4a40ebf0b646e9cadb06461dcb353da907f161d08dc99cf328b70fde69f30b8b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vds58.exe
PID 4536 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\4a40ebf0b646e9cadb06461dcb353da907f161d08dc99cf328b70fde69f30b8b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vds58.exe
PID 2896 wrote to memory of 1904 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vds58.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmV74.exe
PID 2896 wrote to memory of 1904 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vds58.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmV74.exe
PID 2896 wrote to memory of 1904 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vds58.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmV74.exe
PID 1904 wrote to memory of 4852 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmV74.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dWw49.exe
PID 1904 wrote to memory of 4852 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmV74.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dWw49.exe
PID 1904 wrote to memory of 4852 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmV74.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dWw49.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4a40ebf0b646e9cadb06461dcb353da907f161d08dc99cf328b70fde69f30b8b.exe

"C:\Users\Admin\AppData\Local\Temp\4a40ebf0b646e9cadb06461dcb353da907f161d08dc99cf328b70fde69f30b8b.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vds58.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vds58.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmV74.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmV74.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dWw49.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dWw49.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vds58.exe

MD5 dd544a0c9127a28ebd06b73ec158fdf7
SHA1 03672a1e0f179633cc7d4198cc601ad59e034c9c
SHA256 851a85ff1cd2cb969b3ef122df17f5e3c87a6f7360869857ac03feae668a60df
SHA512 65de438d0404ef53929636bc03e8ff972f34be9d7cb2e39b2ed9864ed5d3d3ffc4b9b2073e5c24b12aa0302d5540980d7958b381bc023e0c22356d18757f64de

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmV74.exe

MD5 ec856571b016951c12e6871ea93ea181
SHA1 e2b723955d9bf0e00ef01d08ca7dba5909a2e8cb
SHA256 09d037b091b6e82b0a05f079eac45b3fc9360f1ecddb46850e6e944834f92008
SHA512 8d95b5a3e55c002d8a17611e1fdba912a438f256f9eb5dea61b779f6973abbde5543f7390d1c37482e895d855dd609080a3ff2c78d6c58b97c593a71a69ad9fe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dWw49.exe

MD5 cad110ca2f60ecd3c9c16e973b59d3f1
SHA1 93c455fbd0f645c6cf56208eb34489f889866913
SHA256 4e6f291cfe31f835aa30b7df5078c5ecd6cd758104b8a8a8e40cbd7257ed6ba5
SHA512 3bf5bd8c9ce7f45d8c517e28df9bee44a4521d942ccfe44153ff8b4b1e55137e76c229a0a04c5b77a93ee13b397fd59883fec06ac81d93bb82645af6ee6af983

memory/4852-22-0x0000000002420000-0x0000000002466000-memory.dmp

memory/4852-23-0x0000000004B80000-0x0000000005124000-memory.dmp

memory/4852-24-0x0000000002630000-0x0000000002674000-memory.dmp

memory/4852-36-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-46-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-88-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-86-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-84-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-82-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-80-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-76-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-74-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-72-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-70-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-68-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-66-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-64-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-62-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-60-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-56-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-54-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-52-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-50-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-49-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-44-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-42-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-40-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-38-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-34-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-32-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-78-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-58-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-30-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-28-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-26-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-25-0x0000000002630000-0x000000000266E000-memory.dmp

memory/4852-931-0x0000000005130000-0x0000000005748000-memory.dmp

memory/4852-932-0x0000000005790000-0x000000000589A000-memory.dmp

memory/4852-933-0x00000000058A0000-0x00000000058B2000-memory.dmp

memory/4852-934-0x00000000058C0000-0x00000000058FC000-memory.dmp

memory/4852-935-0x0000000005A10000-0x0000000005A5C000-memory.dmp