Malware Analysis Report

2024-12-07 03:39

Sample ID 241110-3pfd3axgra
Target d1a29ffa42b1cfeb8daf43256f8ebe7b3bb9db99c724a5ea3ec54d932e8217e0
SHA256 d1a29ffa42b1cfeb8daf43256f8ebe7b3bb9db99c724a5ea3ec54d932e8217e0
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

d1a29ffa42b1cfeb8daf43256f8ebe7b3bb9db99c724a5ea3ec54d932e8217e0

Threat Level: Known bad

The file d1a29ffa42b1cfeb8daf43256f8ebe7b3bb9db99c724a5ea3ec54d932e8217e0 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 23:41

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 23:41

Reported

2024-11-10 23:43

Platform

win10v2004-20241007-en

Max time kernel

132s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d1a29ffa42b1cfeb8daf43256f8ebe7b3bb9db99c724a5ea3ec54d932e8217e0.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_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\d1a29ffa42b1cfeb8daf43256f8ebe7b3bb9db99c724a5ea3ec54d932e8217e0.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\svu97Xv.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\srw38gb.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\d1a29ffa42b1cfeb8daf43256f8ebe7b3bb9db99c724a5ea3ec54d932e8217e0.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svu97Xv.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\srw38gb.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kLg82Bb.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 920 wrote to memory of 1944 N/A C:\Users\Admin\AppData\Local\Temp\d1a29ffa42b1cfeb8daf43256f8ebe7b3bb9db99c724a5ea3ec54d932e8217e0.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svu97Xv.exe
PID 920 wrote to memory of 1944 N/A C:\Users\Admin\AppData\Local\Temp\d1a29ffa42b1cfeb8daf43256f8ebe7b3bb9db99c724a5ea3ec54d932e8217e0.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svu97Xv.exe
PID 920 wrote to memory of 1944 N/A C:\Users\Admin\AppData\Local\Temp\d1a29ffa42b1cfeb8daf43256f8ebe7b3bb9db99c724a5ea3ec54d932e8217e0.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svu97Xv.exe
PID 1944 wrote to memory of 2092 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svu97Xv.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\srw38gb.exe
PID 1944 wrote to memory of 2092 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svu97Xv.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\srw38gb.exe
PID 1944 wrote to memory of 2092 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svu97Xv.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\srw38gb.exe
PID 2092 wrote to memory of 3404 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\srw38gb.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kLg82Bb.exe
PID 2092 wrote to memory of 3404 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\srw38gb.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kLg82Bb.exe
PID 2092 wrote to memory of 3404 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\srw38gb.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kLg82Bb.exe

Processes

C:\Users\Admin\AppData\Local\Temp\d1a29ffa42b1cfeb8daf43256f8ebe7b3bb9db99c724a5ea3ec54d932e8217e0.exe

"C:\Users\Admin\AppData\Local\Temp\d1a29ffa42b1cfeb8daf43256f8ebe7b3bb9db99c724a5ea3ec54d932e8217e0.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svu97Xv.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svu97Xv.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\srw38gb.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\srw38gb.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kLg82Bb.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kLg82Bb.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
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
RU 193.233.20.12:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\svu97Xv.exe

MD5 b14b196a5a21d9092001bab061ab946c
SHA1 8b5af6bdf9d71df296ef11ba74178c898aa71fbb
SHA256 d5c3609359b8e1c81b79af15606e7bd801e007e7977d2d71c8ba7bf82119184f
SHA512 8a383ba3e708bc8f50e4d0afb174dd7ee78b6a4d7c762645421d93f1acbc3786b73d2384dbe9b428f51365752245371f7fc718b6e1083f2f79c102a4d6e260ec

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\srw38gb.exe

MD5 f24e88085fe326147ac61e8ead2cfa04
SHA1 aad4fee9bf3ff5fe6341cacc8bdf0fb20123a51a
SHA256 17a023086139b6b916f5785ce997b44ea161c25d1fc8c8d79e7777c450c86a15
SHA512 52acdb1b551e419fc3ee29b5ee1b593181c2d7842dde4fb92dcc8f2c630c1685a5059ddc965356487897a45af91acbcd7c81f2d550439a34cd2aeb9929784e2f

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kLg82Bb.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/3404-21-0x00000000007A0000-0x00000000007D2000-memory.dmp

memory/3404-22-0x0000000005720000-0x0000000005D38000-memory.dmp

memory/3404-23-0x0000000005280000-0x000000000538A000-memory.dmp

memory/3404-24-0x00000000051B0000-0x00000000051C2000-memory.dmp

memory/3404-25-0x0000000005220000-0x000000000525C000-memory.dmp

memory/3404-26-0x0000000005390000-0x00000000053DC000-memory.dmp