Malware Analysis Report

2024-12-07 03:40

Sample ID 241110-zjmdmsxqfr
Target 43d988c727db86d1b8518769c9600022597ad3f28b75aca173493f33215c6fab
SHA256 43d988c727db86d1b8518769c9600022597ad3f28b75aca173493f33215c6fab
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

43d988c727db86d1b8518769c9600022597ad3f28b75aca173493f33215c6fab

Threat Level: Known bad

The file 43d988c727db86d1b8518769c9600022597ad3f28b75aca173493f33215c6fab was found to be: Known bad.

Malicious Activity Summary

redline fusa discovery infostealer persistence

RedLine payload

Redline family

RedLine

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 20:44

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 20:44

Reported

2024-11-10 20:47

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\87ba81bd8ca15ca720539fca25f03617e527b2c2a428d543eefd1948d2d3211b.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\87ba81bd8ca15ca720539fca25f03617e527b2c2a428d543eefd1948d2d3211b.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\sJh46RB.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\sqO70xR.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\sJh46RB.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sqO70xR.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kMI47NE.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\87ba81bd8ca15ca720539fca25f03617e527b2c2a428d543eefd1948d2d3211b.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2920 wrote to memory of 3320 N/A C:\Users\Admin\AppData\Local\Temp\87ba81bd8ca15ca720539fca25f03617e527b2c2a428d543eefd1948d2d3211b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sJh46RB.exe
PID 2920 wrote to memory of 3320 N/A C:\Users\Admin\AppData\Local\Temp\87ba81bd8ca15ca720539fca25f03617e527b2c2a428d543eefd1948d2d3211b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sJh46RB.exe
PID 2920 wrote to memory of 3320 N/A C:\Users\Admin\AppData\Local\Temp\87ba81bd8ca15ca720539fca25f03617e527b2c2a428d543eefd1948d2d3211b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sJh46RB.exe
PID 3320 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sJh46RB.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sqO70xR.exe
PID 3320 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sJh46RB.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sqO70xR.exe
PID 3320 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sJh46RB.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sqO70xR.exe
PID 2676 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sqO70xR.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kMI47NE.exe
PID 2676 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sqO70xR.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kMI47NE.exe
PID 2676 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sqO70xR.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kMI47NE.exe

Processes

C:\Users\Admin\AppData\Local\Temp\87ba81bd8ca15ca720539fca25f03617e527b2c2a428d543eefd1948d2d3211b.exe

"C:\Users\Admin\AppData\Local\Temp\87ba81bd8ca15ca720539fca25f03617e527b2c2a428d543eefd1948d2d3211b.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sJh46RB.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sJh46RB.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sqO70xR.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sqO70xR.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kMI47NE.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kMI47NE.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
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
US 8.8.8.8:53 12.173.189.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sJh46RB.exe

MD5 ab56b4b0c5839c30331e4994d5757e7f
SHA1 21a59100486a6be74869c2e1c311c960fbdfc35c
SHA256 942db699652f37cd82bc0204d77ff17233ee88daa19dc2e4d04bd8d0dcc0729c
SHA512 9465a3092fe3f509eb0b3a1655c3fac987b90f39eb7f5da0992216d4272ab1a25ccbb4038a1723880c860f113b60eb71e25c0a01fb87abac648c5cf7db694605

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sqO70xR.exe

MD5 f2a3e247b54b7a7656ad9cc946667f30
SHA1 7a42a2009a9737e3359678bec55c3390474df916
SHA256 65529d0e3d5fceceff731c84e654947c7bead02d7a55c3b3bb41330769700699
SHA512 3c5bf6b16878919e3aaeb73486c8a4739842a6b5f88ec4bc77bfee284ae665d4e3723b7f547f347d4019f093e86965d7286f2c7713b569e2de4a50284068fc04

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kMI47NE.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/2660-21-0x0000000000C70000-0x0000000000CA2000-memory.dmp

memory/2660-22-0x0000000005BF0000-0x0000000006208000-memory.dmp

memory/2660-23-0x0000000005750000-0x000000000585A000-memory.dmp

memory/2660-24-0x0000000005680000-0x0000000005692000-memory.dmp

memory/2660-25-0x00000000056E0000-0x000000000571C000-memory.dmp

memory/2660-26-0x0000000005860000-0x00000000058AC000-memory.dmp