Malware Analysis Report

2024-12-07 03:38

Sample ID 241110-tvtzza1bke
Target 597b3f1ee68e7cfc7dbcebd0d4c4a2d149cedd46125b60e227c7ef0673303fcb
SHA256 597b3f1ee68e7cfc7dbcebd0d4c4a2d149cedd46125b60e227c7ef0673303fcb
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

597b3f1ee68e7cfc7dbcebd0d4c4a2d149cedd46125b60e227c7ef0673303fcb

Threat Level: Known bad

The file 597b3f1ee68e7cfc7dbcebd0d4c4a2d149cedd46125b60e227c7ef0673303fcb 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

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 16:23

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 16:23

Reported

2024-11-10 16:25

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\597b3f1ee68e7cfc7dbcebd0d4c4a2d149cedd46125b60e227c7ef0673303fcb.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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nes97.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\btp45.exe N/A

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\597b3f1ee68e7cfc7dbcebd0d4c4a2d149cedd46125b60e227c7ef0673303fcb.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\nes97.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\597b3f1ee68e7cfc7dbcebd0d4c4a2d149cedd46125b60e227c7ef0673303fcb.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nes97.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\btp45.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\597b3f1ee68e7cfc7dbcebd0d4c4a2d149cedd46125b60e227c7ef0673303fcb.exe

"C:\Users\Admin\AppData\Local\Temp\597b3f1ee68e7cfc7dbcebd0d4c4a2d149cedd46125b60e227c7ef0673303fcb.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nes97.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nes97.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\btp45.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\btp45.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 105.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.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 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 83.210.23.2.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\nes97.exe

MD5 c783e786ca333204b8e1985f46b0d9d2
SHA1 ea589c735cf059471ad3688d2755422ab63ef383
SHA256 492678c03a97cca2ac7a99e25e5151750fd19f2d681a2367747d7b8d9e473fd5
SHA512 e7da89d8f2aacaeed5a22ed31aadeabdf9dd1aa15f2a27a80d187e6796a09b7467fdaf1ec8bfd34ce2341caac5ecde19d330166e5ee052afcfa115a453161bde

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\btp45.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/2940-14-0x0000000073F0E000-0x0000000073F0F000-memory.dmp

memory/2940-15-0x0000000000CB0000-0x0000000000CE2000-memory.dmp

memory/2940-16-0x0000000005B10000-0x0000000006128000-memory.dmp

memory/2940-17-0x0000000005650000-0x000000000575A000-memory.dmp

memory/2940-18-0x0000000005580000-0x0000000005592000-memory.dmp

memory/2940-19-0x00000000055E0000-0x000000000561C000-memory.dmp

memory/2940-20-0x0000000005760000-0x00000000057AC000-memory.dmp

memory/2940-21-0x0000000073F0E000-0x0000000073F0F000-memory.dmp