Malware Analysis Report

2024-11-15 08:36

Sample ID 240902-dqz3eszfkm
Target Mercurial.Grabber.v1.03.rar
SHA256 3759744039346620e9613f40f90e8f318e5f54ad49c070e2bd23b667f7e65bf6
Tags
agilenet discovery
score
7/10

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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

3759744039346620e9613f40f90e8f318e5f54ad49c070e2bd23b667f7e65bf6

Threat Level: Shows suspicious behavior

The file Mercurial.Grabber.v1.03.rar was found to be: Shows suspicious behavior.

Malicious Activity Summary

agilenet discovery

Obfuscated with Agile.Net obfuscator

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: GetForegroundWindowSpam

Modifies registry class

Suspicious use of SetWindowsHookEx

Opens file in notepad (likely ransom note)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-02 03:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-02 03:13

Reported

2024-09-02 03:16

Platform

win7-20240704-en

Max time kernel

122s

Max time network

123s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\Mercurial.Grabber.v1.03.rar

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_Classes\Local Settings C:\Windows\system32\rundll32.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2632 wrote to memory of 2832 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\rundll32.exe
PID 2632 wrote to memory of 2832 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\rundll32.exe
PID 2632 wrote to memory of 2832 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\rundll32.exe

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\Mercurial.Grabber.v1.03.rar

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Mercurial.Grabber.v1.03.rar

C:\Windows\explorer.exe

"C:\Windows\explorer.exe"

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-02 03:13

Reported

2024-09-02 03:16

Platform

win10v2004-20240802-en

Max time kernel

106s

Max time network

108s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\Mercurial.Grabber.v1.03.rar

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings C:\Windows\system32\cmd.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\system32\OpenWith.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\Mercurial.Grabber.v1.03.rar

C:\Windows\system32\OpenWith.exe

C:\Windows\system32\OpenWith.exe -Embedding

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-09-02 03:13

Reported

2024-09-02 03:16

Platform

win7-20240705-en

Max time kernel

147s

Max time network

118s

Command Line

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

Signatures

Obfuscated with Agile.Net obfuscator

agilenet
Description Indicator Process Target
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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\Mercurial.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

N/A

Files

memory/1672-0-0x00000000740EE000-0x00000000740EF000-memory.dmp

memory/1672-1-0x0000000000B00000-0x0000000000E3A000-memory.dmp

memory/1672-2-0x00000000006F0000-0x000000000070C000-memory.dmp

memory/1672-3-0x0000000000720000-0x0000000000740000-memory.dmp

memory/1672-4-0x0000000000AB0000-0x0000000000AD0000-memory.dmp

memory/1672-5-0x0000000000AD0000-0x0000000000AE0000-memory.dmp

memory/1672-6-0x0000000000AF0000-0x0000000000B04000-memory.dmp

memory/1672-7-0x0000000004920000-0x000000000498E000-memory.dmp

memory/1672-8-0x0000000002370000-0x000000000238E000-memory.dmp

memory/1672-9-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/1672-10-0x0000000002430000-0x0000000002466000-memory.dmp

memory/1672-11-0x0000000002470000-0x000000000247E000-memory.dmp

memory/1672-12-0x0000000002480000-0x000000000248E000-memory.dmp

memory/1672-13-0x0000000004FC0000-0x000000000510A000-memory.dmp

memory/1672-14-0x0000000005110000-0x0000000005226000-memory.dmp

memory/1672-15-0x0000000004990000-0x00000000049C0000-memory.dmp

memory/1672-16-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/1672-17-0x00000000055C0000-0x00000000055C8000-memory.dmp

memory/1672-18-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/1672-19-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/1672-20-0x00000000740EE000-0x00000000740EF000-memory.dmp

memory/1672-21-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/1672-22-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/1672-23-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/1672-24-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/1672-25-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/1672-26-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/1672-27-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/1672-28-0x00000000740E0000-0x00000000747CE000-memory.dmp

Analysis: behavioral4

Detonation Overview

Submitted

2024-09-02 03:13

Reported

2024-09-02 03:16

Platform

win10v2004-20240802-en

Max time kernel

94s

Max time network

95s

Command Line

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

Signatures

Obfuscated with Agile.Net obfuscator

agilenet
Description Indicator Process Target
N/A N/A N/A N/A
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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\Mercurial.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 73.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

memory/3732-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

memory/3732-1-0x0000000000F50000-0x000000000128A000-memory.dmp

memory/3732-2-0x0000000006280000-0x0000000006824000-memory.dmp

memory/3732-3-0x0000000005C10000-0x0000000005CA2000-memory.dmp

memory/3732-4-0x0000000005B40000-0x0000000005B4A000-memory.dmp

memory/3732-5-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/3732-6-0x0000000005BE0000-0x0000000005BFC000-memory.dmp

memory/3732-8-0x0000000005DF0000-0x0000000005E10000-memory.dmp

memory/3732-7-0x0000000005DC0000-0x0000000005DE0000-memory.dmp

memory/3732-10-0x0000000005E20000-0x0000000005E34000-memory.dmp

memory/3732-11-0x0000000005E30000-0x0000000005E9E000-memory.dmp

memory/3732-9-0x0000000005E10000-0x0000000005E20000-memory.dmp

memory/3732-15-0x0000000005F50000-0x0000000005F5E000-memory.dmp

memory/3732-14-0x0000000005F30000-0x0000000005F3E000-memory.dmp

memory/3732-13-0x0000000005EF0000-0x0000000005F26000-memory.dmp

memory/3732-12-0x0000000005EB0000-0x0000000005ECE000-memory.dmp

memory/3732-16-0x0000000006830000-0x000000000697A000-memory.dmp

memory/3732-18-0x00000000061D0000-0x0000000006200000-memory.dmp

memory/3732-17-0x0000000006A70000-0x0000000006B86000-memory.dmp

memory/3732-19-0x0000000009570000-0x0000000009578000-memory.dmp

memory/3732-20-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/3732-21-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/3732-22-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/3732-23-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/3732-24-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

memory/3732-25-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/3732-26-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/3732-27-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/3732-28-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/3732-29-0x0000000074B80000-0x0000000075330000-memory.dmp

Analysis: behavioral5

Detonation Overview

Submitted

2024-09-02 03:13

Reported

2024-09-02 03:16

Platform

win7-20240704-en

Max time kernel

14s

Max time network

18s

Command Line

C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\readme.txt

Signatures

Opens file in notepad (likely ransom note)

ransomware
Description Indicator Process Target
N/A N/A C:\Windows\system32\NOTEPAD.EXE N/A

Processes

C:\Windows\system32\NOTEPAD.EXE

C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\readme.txt

Network

N/A

Files

N/A

Analysis: behavioral6

Detonation Overview

Submitted

2024-09-02 03:13

Reported

2024-09-02 03:16

Platform

win10v2004-20240802-en

Max time kernel

95s

Max time network

141s

Command Line

C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\readme.txt

Signatures

Opens file in notepad (likely ransom note)

ransomware
Description Indicator Process Target
N/A N/A C:\Windows\system32\NOTEPAD.EXE N/A

Processes

C:\Windows\system32\NOTEPAD.EXE

C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\readme.txt

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp

Files

N/A