Malware Analysis Report

2024-11-15 09:56

Sample ID 241110-bv61esyrgn
Target 161d8cd3f6f30ed7eeb5db8ca2b4d3d5b0e19f721175e3dbf5c04ee1155626f8
SHA256 161d8cd3f6f30ed7eeb5db8ca2b4d3d5b0e19f721175e3dbf5c04ee1155626f8
Tags
healer redline masta discovery dropper 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

161d8cd3f6f30ed7eeb5db8ca2b4d3d5b0e19f721175e3dbf5c04ee1155626f8

Threat Level: Known bad

The file 161d8cd3f6f30ed7eeb5db8ca2b4d3d5b0e19f721175e3dbf5c04ee1155626f8 was found to be: Known bad.

Malicious Activity Summary

healer redline masta discovery dropper infostealer persistence

Redline family

Detects Healer an antivirus disabler dropper

RedLine payload

Healer

Healer family

RedLine

Executes dropped EXE

Adds Run key to start application

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:28

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:28

Reported

2024-11-10 01:31

Platform

win10v2004-20241007-en

Max time kernel

135s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\161d8cd3f6f30ed7eeb5db8ca2b4d3d5b0e19f721175e3dbf5c04ee1155626f8.exe"

Signatures

Detects Healer an antivirus disabler dropper

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

Healer

dropper healer

Healer family

healer

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\161d8cd3f6f30ed7eeb5db8ca2b4d3d5b0e19f721175e3dbf5c04ee1155626f8.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\v7991367.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\v4206827.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2908 set thread context of 2920 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe

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\a1662229.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b0915936.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\161d8cd3f6f30ed7eeb5db8ca2b4d3d5b0e19f721175e3dbf5c04ee1155626f8.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7991367.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4206827.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 5040 wrote to memory of 1360 N/A C:\Users\Admin\AppData\Local\Temp\161d8cd3f6f30ed7eeb5db8ca2b4d3d5b0e19f721175e3dbf5c04ee1155626f8.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7991367.exe
PID 5040 wrote to memory of 1360 N/A C:\Users\Admin\AppData\Local\Temp\161d8cd3f6f30ed7eeb5db8ca2b4d3d5b0e19f721175e3dbf5c04ee1155626f8.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7991367.exe
PID 5040 wrote to memory of 1360 N/A C:\Users\Admin\AppData\Local\Temp\161d8cd3f6f30ed7eeb5db8ca2b4d3d5b0e19f721175e3dbf5c04ee1155626f8.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7991367.exe
PID 1360 wrote to memory of 1336 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7991367.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4206827.exe
PID 1360 wrote to memory of 1336 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7991367.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4206827.exe
PID 1360 wrote to memory of 1336 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7991367.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4206827.exe
PID 1336 wrote to memory of 2908 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4206827.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe
PID 1336 wrote to memory of 2908 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4206827.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe
PID 1336 wrote to memory of 2908 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4206827.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe
PID 2908 wrote to memory of 2920 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe
PID 2908 wrote to memory of 2920 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe
PID 2908 wrote to memory of 2920 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe
PID 2908 wrote to memory of 2920 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe
PID 2908 wrote to memory of 2920 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe
PID 2908 wrote to memory of 2920 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe
PID 2908 wrote to memory of 2920 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe
PID 2908 wrote to memory of 2920 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe
PID 1336 wrote to memory of 3940 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4206827.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b0915936.exe
PID 1336 wrote to memory of 3940 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4206827.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b0915936.exe
PID 1336 wrote to memory of 3940 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4206827.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b0915936.exe

Processes

C:\Users\Admin\AppData\Local\Temp\161d8cd3f6f30ed7eeb5db8ca2b4d3d5b0e19f721175e3dbf5c04ee1155626f8.exe

"C:\Users\Admin\AppData\Local\Temp\161d8cd3f6f30ed7eeb5db8ca2b4d3d5b0e19f721175e3dbf5c04ee1155626f8.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7991367.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7991367.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4206827.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4206827.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b0915936.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b0915936.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2920 -ip 2920

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2920 -s 152

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.161.248.75:4132 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
RU 185.161.248.75:4132 tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
RU 185.161.248.75:4132 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 185.161.248.75:4132 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
RU 185.161.248.75:4132 tcp
RU 185.161.248.75:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7991367.exe

MD5 f4762881f078d5c21f0f9715c4843746
SHA1 6e6f570940a1051e65138805f6e99c6191c3b1a9
SHA256 6db1b49f8a24fac10b674b3396ddb9f594c034327b05b22de45376f61f353831
SHA512 f058f2824f68c976bfceb65f8cde4907ffe2538543f0d397c790c2385db953ffc340c18aee75a0a4303efea02640fbd92afccd32eee056d339e4d2984c152053

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4206827.exe

MD5 7639aac5971bc790c80abfd97048c430
SHA1 5a3d2e5360dd206654766cb1bca4888772e32ee1
SHA256 4f053785a6af154ac47a3b49c80d3adb15b96ca6c5f0e04e9bdf7a642b49da40
SHA512 f672e6a8032e29272cc1d23a0cb3ee202699d2cbfa492a6f6ee805b9ad8a8752bef3a6ed42193f585d659e03f3bf4886bab1e0859ae48f93e9ffc2668439fd8e

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1662229.exe

MD5 7cf887377189a181b6d6cba0f2483d5e
SHA1 1028d3df2daddfa7646319af46435c5d7d1827c6
SHA256 4f20b2784fabd837b853300bd10cc7df627406c3ee1dc03c56136312b9b38444
SHA512 5890088a05f8d06e3b367f6ab586c527bfd6d04a7078b5b90067af8664e94893f45add4578e4ac12f19550aae6772d87671ad92d60f2c12dd062988db2d40c7a

memory/2908-21-0x00000000009E0000-0x0000000000AA6000-memory.dmp

memory/2920-22-0x0000000000400000-0x000000000040A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b0915936.exe

MD5 2b078bffa8ba7486b5de4371d05e1f59
SHA1 cd2535d751fcd9fd8ce32a341cbe6087ff5e4006
SHA256 a53973d809deaf13c4140223db81f6b49aa11e0c5430b838c4116cdf86c83a3c
SHA512 f0ffbf1ebc2536ed282f850b02b03c7e5d03781de416e4917fd13a195de5b490c775d4c697e2219191a30f2be93713976e450148a222db7ec2409289b9751b05

memory/3940-28-0x0000000000AB0000-0x0000000000ADA000-memory.dmp

memory/3940-29-0x00000000058C0000-0x0000000005ED8000-memory.dmp

memory/3940-30-0x0000000005440000-0x000000000554A000-memory.dmp

memory/3940-31-0x0000000005370000-0x0000000005382000-memory.dmp

memory/3940-32-0x00000000053D0000-0x000000000540C000-memory.dmp

memory/3940-33-0x0000000005550000-0x000000000559C000-memory.dmp