Malware Analysis Report

2024-12-01 02:15

Sample ID 241110-bllm5awfkc
Target 44603dd404bf49f15ac84046dcaac024.bin
SHA256 77a903b2915a85443b9ed44510757a9d8f838bbdf9c2a18e50c962637f2f66d5
Tags
discovery
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

77a903b2915a85443b9ed44510757a9d8f838bbdf9c2a18e50c962637f2f66d5

Threat Level: Known bad

The file 44603dd404bf49f15ac84046dcaac024.bin was found to be: Known bad.

Malicious Activity Summary

discovery

Suspicious use of NtCreateUserProcessOtherParentProcess

Drops startup file

Suspicious use of SetThreadContext

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:13

Reported

2024-11-10 01:16

Platform

win7-20240903-en

Max time kernel

119s

Max time network

121s

Command Line

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

Signatures

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IsFlowSuppressed.vbs C:\Users\Admin\AppData\Local\Temp\Jofxlamjfc.exe N/A

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\Jofxlamjfc.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\Jofxlamjfc.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 852

Network

N/A

Files

memory/3056-0-0x000000007449E000-0x000000007449F000-memory.dmp

memory/3056-1-0x00000000013A0000-0x000000000150C000-memory.dmp

memory/3056-2-0x0000000074490000-0x0000000074B7E000-memory.dmp

memory/3056-3-0x0000000004F20000-0x0000000005074000-memory.dmp

memory/3056-4-0x0000000005250000-0x00000000053A4000-memory.dmp

memory/3056-5-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-6-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-22-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-32-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-40-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-52-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-58-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-68-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-66-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-64-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-62-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-60-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-56-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-54-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-50-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-48-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-46-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-44-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-42-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-38-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-36-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-34-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-30-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-28-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-26-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-24-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-20-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-18-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-16-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-14-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-12-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-10-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-8-0x0000000005250000-0x000000000539E000-memory.dmp

memory/3056-1080-0x0000000005070000-0x0000000005136000-memory.dmp

memory/3056-1079-0x0000000074490000-0x0000000074B7E000-memory.dmp

memory/3056-1081-0x0000000000FF0000-0x000000000103C000-memory.dmp

memory/3056-1082-0x00000000012D0000-0x0000000001324000-memory.dmp

memory/3056-1085-0x0000000074490000-0x0000000074B7E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-10 01:13

Reported

2024-11-10 01:16

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

146s

Command Line

C:\Windows\Explorer.EXE

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 3704 created 3392 N/A C:\Users\Admin\AppData\Local\Temp\Jofxlamjfc.exe C:\Windows\Explorer.EXE

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IsFlowSuppressed.vbs C:\Users\Admin\AppData\Local\Temp\Jofxlamjfc.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3704 set thread context of 4436 N/A C:\Users\Admin\AppData\Local\Temp\Jofxlamjfc.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.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\Jofxlamjfc.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Jofxlamjfc.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Jofxlamjfc.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

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

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

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp

Files

memory/3704-0-0x00000000749BE000-0x00000000749BF000-memory.dmp

memory/3704-1-0x00000000008B0000-0x0000000000A1C000-memory.dmp

memory/3704-2-0x00000000749B0000-0x0000000075160000-memory.dmp

memory/3704-3-0x0000000005920000-0x0000000005A74000-memory.dmp

memory/3704-4-0x0000000005C20000-0x0000000005D74000-memory.dmp

memory/3704-36-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-40-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-52-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-68-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-66-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-64-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-62-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-60-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-58-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-56-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-54-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-50-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-48-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-44-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-42-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-38-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-34-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-32-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-30-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-28-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-26-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-24-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-22-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-20-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-18-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-16-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-14-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-12-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-8-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-6-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-46-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-10-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-5-0x0000000005C20000-0x0000000005D6E000-memory.dmp

memory/3704-1079-0x00000000749B0000-0x0000000075160000-memory.dmp

memory/3704-1080-0x0000000005EC0000-0x0000000005F86000-memory.dmp

memory/3704-1081-0x0000000005D90000-0x0000000005DDC000-memory.dmp

memory/3704-1082-0x00000000060C0000-0x0000000006152000-memory.dmp

memory/3704-1083-0x0000000006020000-0x0000000006086000-memory.dmp

memory/3704-1087-0x00000000749B0000-0x0000000075160000-memory.dmp

memory/3704-1089-0x00000000749B0000-0x0000000075160000-memory.dmp

memory/3704-1088-0x00000000749B0000-0x0000000075160000-memory.dmp

memory/3704-1090-0x00000000069E0000-0x0000000006F84000-memory.dmp

memory/3704-1091-0x0000000006160000-0x00000000061B4000-memory.dmp

memory/3704-1096-0x00000000749B0000-0x0000000075160000-memory.dmp

memory/4436-1095-0x0000000000400000-0x000000000048A000-memory.dmp

memory/4436-1098-0x00000000749B0000-0x0000000075160000-memory.dmp

memory/4436-1097-0x0000000005150000-0x0000000005158000-memory.dmp

memory/4436-1099-0x00000000052A0000-0x000000000533C000-memory.dmp

memory/4436-1100-0x00000000749B0000-0x0000000075160000-memory.dmp

memory/4436-3965-0x0000000005410000-0x000000000543C000-memory.dmp

memory/4436-3967-0x00000000749B0000-0x0000000075160000-memory.dmp