Malware Analysis Report

2025-04-03 14:00

Sample ID 241109-2dsdtatemd
Target 1f65d82c586d9c8c49c63e4b4efcff17c755783f2c892f4c490443cfa01574bcN
SHA256 1f65d82c586d9c8c49c63e4b4efcff17c755783f2c892f4c490443cfa01574bc
Tags
redline most 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

1f65d82c586d9c8c49c63e4b4efcff17c755783f2c892f4c490443cfa01574bc

Threat Level: Known bad

The file 1f65d82c586d9c8c49c63e4b4efcff17c755783f2c892f4c490443cfa01574bcN was found to be: Known bad.

Malicious Activity Summary

redline most 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

2024-11-09 22:28

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 22:28

Reported

2024-11-09 22:30

Platform

win10v2004-20241007-en

Max time kernel

107s

Max time network

116s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1f65d82c586d9c8c49c63e4b4efcff17c755783f2c892f4c490443cfa01574bcN.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\1f65d82c586d9c8c49c63e4b4efcff17c755783f2c892f4c490443cfa01574bcN.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\i69991608.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\i57137093.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i13087816.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup4 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP004.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i02104978.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\i13087816.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i02104978.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a03692698.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\1f65d82c586d9c8c49c63e4b4efcff17c755783f2c892f4c490443cfa01574bcN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i69991608.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i57137093.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4528 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\1f65d82c586d9c8c49c63e4b4efcff17c755783f2c892f4c490443cfa01574bcN.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i69991608.exe
PID 4528 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\1f65d82c586d9c8c49c63e4b4efcff17c755783f2c892f4c490443cfa01574bcN.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i69991608.exe
PID 4528 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\1f65d82c586d9c8c49c63e4b4efcff17c755783f2c892f4c490443cfa01574bcN.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i69991608.exe
PID 2784 wrote to memory of 4940 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i69991608.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i57137093.exe
PID 2784 wrote to memory of 4940 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i69991608.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i57137093.exe
PID 2784 wrote to memory of 4940 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i69991608.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i57137093.exe
PID 4940 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i57137093.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i13087816.exe
PID 4940 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i57137093.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i13087816.exe
PID 4940 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i57137093.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i13087816.exe
PID 2644 wrote to memory of 1496 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i13087816.exe C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i02104978.exe
PID 2644 wrote to memory of 1496 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i13087816.exe C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i02104978.exe
PID 2644 wrote to memory of 1496 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i13087816.exe C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i02104978.exe
PID 1496 wrote to memory of 960 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i02104978.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a03692698.exe
PID 1496 wrote to memory of 960 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i02104978.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a03692698.exe
PID 1496 wrote to memory of 960 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i02104978.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a03692698.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1f65d82c586d9c8c49c63e4b4efcff17c755783f2c892f4c490443cfa01574bcN.exe

"C:\Users\Admin\AppData\Local\Temp\1f65d82c586d9c8c49c63e4b4efcff17c755783f2c892f4c490443cfa01574bcN.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i69991608.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i69991608.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i57137093.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i57137093.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i13087816.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i13087816.exe

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i02104978.exe

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i02104978.exe

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a03692698.exe

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a03692698.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
RU 185.161.248.73:4164 tcp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 185.161.248.73:4164 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 185.161.248.73:4164 tcp
RU 185.161.248.73:4164 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
RU 185.161.248.73:4164 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i69991608.exe

MD5 b27690cb360acb5b4bff17206b9cae25
SHA1 d591fb4299e17d5aead19470be1089b92fdced40
SHA256 01f687369c6c5be05668f95eede4b1ed50e6b0b70b99092fe76c8f1a2dd5f2e3
SHA512 2b4a077a9d7f888fb05d089990e8da4cc31d30b0febc25e367ef0aeb6b61d1ce445e69fec4d0c9df663651a530a29b80fdb6c852bc7b77e3c892eb6063f16dfb

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i57137093.exe

MD5 ee7e6d4b244478331bed5db8fe6e1c73
SHA1 6eebb0eb017fff69586a22b19fb89815084d97c1
SHA256 20b5690e19b46123fdfb6c1398a31aa16c943311e2c6710a3624881801e8f514
SHA512 f73d3417afd45b0e6ba283c06f9c92175f352cace5a62857c5a41e03f47babe136debf80ad4940cfa0f4254c2ecad2829e530878a344d16570cf3d6950d7ac8e

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i13087816.exe

MD5 a331ade58e7a839f4e2d3d61ad97e216
SHA1 1b2bd6018972e84a9f12a1380a101075e7d57936
SHA256 d4b81ddb747a862903ba0f63303173acecb541743990bc3089c28701b5e25585
SHA512 0824a72a848c4447709b8acf6576e2d3f5f43d71183501d7e3bcc922bbf8d02427e02d6159cc923b11a14a62a5723b1e66bc686c0f6c6b4795a60a34641689f0

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i02104978.exe

MD5 7ccbdb19581ff02e3fbe84cfe8b8b77e
SHA1 b9914240d9fd7eb04712153f8029858a078d4234
SHA256 17e00e9953d877e2c4a01581b59ae50669c239f3a79fcbb7eb7ab4dfc3e6200d
SHA512 84cbd5b51cbf2b7f00020cc78b900cc50ddb721c62270c49c5a961be836255e89ec349a0481cff30a7f992f41fc07cc3bbe7b2e006509995ddf1998459f794b7

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a03692698.exe

MD5 235c5ed0227b8a5d1c847929f6d3d8b8
SHA1 22fdcacc47c071625bf81080819dcd2de218df70
SHA256 2bdb400e2b768d564295b0ccfe27c90d0ce080c7e348d0d00a7de741b067e0cc
SHA512 8470c1cb8478dc9ed3cac63ee720394a9ae2d4833d9811ac0a1f8f846c0996043f9be0288057144019b2f44c6c081171e8d8c10f9e1b861b029fddf310cd3dde

memory/960-35-0x00000000004A0000-0x00000000004D0000-memory.dmp

memory/960-36-0x0000000004DC0000-0x0000000004DC6000-memory.dmp

memory/960-37-0x0000000005450000-0x0000000005A68000-memory.dmp

memory/960-38-0x0000000004F40000-0x000000000504A000-memory.dmp

memory/960-39-0x0000000004E30000-0x0000000004E42000-memory.dmp

memory/960-40-0x0000000004E50000-0x0000000004E8C000-memory.dmp

memory/960-41-0x0000000004ED0000-0x0000000004F1C000-memory.dmp