Malware Analysis Report

2024-12-07 03:38

Sample ID 241110-rm44vsxqav
Target 0b25dd5956483a6b505cdec73d450176d37c710b6d9b48c1d2354d8752a9f179
SHA256 0b25dd5956483a6b505cdec73d450176d37c710b6d9b48c1d2354d8752a9f179
Tags
redline fusa 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

0b25dd5956483a6b505cdec73d450176d37c710b6d9b48c1d2354d8752a9f179

Threat Level: Known bad

The file 0b25dd5956483a6b505cdec73d450176d37c710b6d9b48c1d2354d8752a9f179 was found to be: Known bad.

Malicious Activity Summary

redline fusa 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 WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 14:19

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 14:19

Reported

2024-11-10 14:22

Platform

win10v2004-20241007-en

Max time kernel

132s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0b25dd5956483a6b505cdec73d450176d37c710b6d9b48c1d2354d8752a9f179.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

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_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\sdI42Tf.exe N/A
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\0b25dd5956483a6b505cdec73d450176d37c710b6d9b48c1d2354d8752a9f179.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\sIr73Ll.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\IXP002.TMP\kRR29WT.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0b25dd5956483a6b505cdec73d450176d37c710b6d9b48c1d2354d8752a9f179.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sIr73Ll.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sdI42Tf.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4880 wrote to memory of 388 N/A C:\Users\Admin\AppData\Local\Temp\0b25dd5956483a6b505cdec73d450176d37c710b6d9b48c1d2354d8752a9f179.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sIr73Ll.exe
PID 4880 wrote to memory of 388 N/A C:\Users\Admin\AppData\Local\Temp\0b25dd5956483a6b505cdec73d450176d37c710b6d9b48c1d2354d8752a9f179.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sIr73Ll.exe
PID 4880 wrote to memory of 388 N/A C:\Users\Admin\AppData\Local\Temp\0b25dd5956483a6b505cdec73d450176d37c710b6d9b48c1d2354d8752a9f179.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sIr73Ll.exe
PID 388 wrote to memory of 244 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sIr73Ll.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sdI42Tf.exe
PID 388 wrote to memory of 244 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sIr73Ll.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sdI42Tf.exe
PID 388 wrote to memory of 244 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sIr73Ll.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sdI42Tf.exe
PID 244 wrote to memory of 5020 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sdI42Tf.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kRR29WT.exe
PID 244 wrote to memory of 5020 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sdI42Tf.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kRR29WT.exe
PID 244 wrote to memory of 5020 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sdI42Tf.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kRR29WT.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0b25dd5956483a6b505cdec73d450176d37c710b6d9b48c1d2354d8752a9f179.exe

"C:\Users\Admin\AppData\Local\Temp\0b25dd5956483a6b505cdec73d450176d37c710b6d9b48c1d2354d8752a9f179.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sIr73Ll.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sIr73Ll.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sdI42Tf.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sdI42Tf.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kRR29WT.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kRR29WT.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 88.210.23.2.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 75.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sIr73Ll.exe

MD5 48b717079b9e4bad2cf71aa699584b2a
SHA1 816cc286a67e1938a1cf2f95b430af5128aa78f4
SHA256 caf71cff91130dff2e742e16c27526379de5ecb05ef7d7864c977f93e4f6e424
SHA512 e46057be5e492227e1bbcbf1c438f9050c600a0b236332b6040d1df599e8afb6ef2bc6b027e338fd59cc60fcf8da0e8e3d429a8a44254ddef2109484eeacec25

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sdI42Tf.exe

MD5 ee8cf6433b4d6c311dacbc99fd53ba12
SHA1 57e17254404cfef331b0e21556f5e1fc20fb2c18
SHA256 d755f67058c96f4ab5f34f9bc1acf2fc9be88d20184c2084230d14db84863f7e
SHA512 ca8e3d662d6e99c55d14e7f09294d34a988011f6c6a3103f286303c7a4f6203e716b05d53a31eab4832dafe787920db92c72be151859bb90b6b326f9e6a50bb2

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kRR29WT.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/5020-21-0x0000000000B70000-0x0000000000BA2000-memory.dmp

memory/5020-22-0x0000000005AD0000-0x00000000060E8000-memory.dmp

memory/5020-23-0x0000000005650000-0x000000000575A000-memory.dmp

memory/5020-24-0x0000000005580000-0x0000000005592000-memory.dmp

memory/5020-25-0x00000000055F0000-0x000000000562C000-memory.dmp

memory/5020-26-0x0000000005760000-0x00000000057AC000-memory.dmp