Malware Analysis Report

2024-10-10 07:37

Sample ID 240615-eksa3ascnj
Target NiggaSploit.targz
SHA256 1590e2efd5142338b56790e0bd492b5c117078dc60cfcb57c77127839acfd0e9
Tags
score
3/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

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 Overview

score
3/10

SHA256

1590e2efd5142338b56790e0bd492b5c117078dc60cfcb57c77127839acfd0e9

Threat Level: Likely benign

The file NiggaSploit.targz was found to be: Likely benign.

Malicious Activity Summary


Unsigned PE

Program crash

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Modifies registry class

Opens file in notepad (likely ransom note)

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-15 04:00

Signatures

Unsigned PE

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

Analysis: behavioral6

Detonation Overview

Submitted

2024-06-15 04:00

Reported

2024-06-15 04:03

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SolaraB2\SolaraBootstrapper.exe"

Signatures

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\SolaraB2\SolaraBootstrapper.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\SolaraB2\SolaraBootstrapper.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\SolaraB2\SolaraBootstrapper.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\SolaraB2\SolaraBootstrapper.exe

"C:\Users\Admin\AppData\Local\Temp\SolaraB2\SolaraBootstrapper.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1200 -ip 1200

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1200 -s 1444

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.nodejs.org udp

Files

memory/1200-0-0x0000000074FFE000-0x0000000074FFF000-memory.dmp

memory/1200-1-0x00000000006E0000-0x00000000007AE000-memory.dmp

memory/1200-2-0x0000000005630000-0x0000000005BD4000-memory.dmp

memory/1200-3-0x0000000074FF0000-0x00000000757A0000-memory.dmp

memory/1200-4-0x0000000074FF0000-0x00000000757A0000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 04:00

Reported

2024-06-15 04:03

Platform

win7-20240508-en

Max time kernel

121s

Max time network

121s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\NiggaSploit.gz

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_Classes\Local Settings C:\Windows\system32\rundll32.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_Classes\Local Settings C:\Windows\system32\rundll32.exe N/A

Opens file in notepad (likely ransom note)

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

Suspicious behavior: GetForegroundWindowSpam

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

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\NiggaSploit.gz

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\NiggaSploit.gz

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\NiggaSploit.gz

C:\Windows\system32\NOTEPAD.EXE

"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\NiggaSploit.gz

C:\Windows\explorer.exe

"C:\Windows\explorer.exe"

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 04:00

Reported

2024-06-15 04:03

Platform

win10v2004-20240508-en

Max time kernel

145s

Max time network

150s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\NiggaSploit.gz

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000_Classes\Local Settings C:\Windows\system32\cmd.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000_Classes\Local Settings C:\Windows\system32\OpenWith.exe N/A

Opens file in notepad (likely ransom note)

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

Suspicious behavior: GetForegroundWindowSpam

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

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4156 wrote to memory of 2996 N/A C:\Windows\system32\OpenWith.exe C:\Windows\system32\NOTEPAD.EXE
PID 4156 wrote to memory of 2996 N/A C:\Windows\system32\OpenWith.exe C:\Windows\system32\NOTEPAD.EXE

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\NiggaSploit.gz

C:\Windows\system32\OpenWith.exe

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

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=1288,i,11746347647270949551,7786733067759450703,262144 --variations-seed-version --mojo-platform-channel-handle=3936 /prefetch:8

C:\Windows\system32\NOTEPAD.EXE

"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\NiggaSploit.gz

Network

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-06-15 04:00

Reported

2024-06-15 04:03

Platform

win7-20240221-en

Max time kernel

121s

Max time network

122s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\sample.tar

Signatures

Enumerates physical storage devices

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Program Files\7-Zip\7zFM.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeRestorePrivilege N/A C:\Program Files\7-Zip\7zFM.exe N/A
Token: 35 N/A C:\Program Files\7-Zip\7zFM.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Program Files\7-Zip\7zFM.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2252 wrote to memory of 2556 N/A C:\Windows\system32\cmd.exe C:\Program Files\7-Zip\7zFM.exe
PID 2252 wrote to memory of 2556 N/A C:\Windows\system32\cmd.exe C:\Program Files\7-Zip\7zFM.exe
PID 2252 wrote to memory of 2556 N/A C:\Windows\system32\cmd.exe C:\Program Files\7-Zip\7zFM.exe

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\sample.tar

C:\Program Files\7-Zip\7zFM.exe

"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\sample.tar"

Network

N/A

Files

N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-06-15 04:00

Reported

2024-06-15 04:03

Platform

win10v2004-20240611-en

Max time kernel

149s

Max time network

149s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\sample.tar

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000_Classes\Local Settings C:\Windows\system32\cmd.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000_Classes\Local Settings C:\Windows\system32\OpenWith.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\sample.tar

C:\Windows\system32\OpenWith.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 36.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

N/A

Analysis: behavioral5

Detonation Overview

Submitted

2024-06-15 04:00

Reported

2024-06-15 04:03

Platform

win7-20240508-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SolaraB2\SolaraBootstrapper.exe"

Signatures

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\SolaraB2\SolaraBootstrapper.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\SolaraB2\SolaraBootstrapper.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\SolaraB2\SolaraBootstrapper.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\SolaraB2\SolaraBootstrapper.exe

"C:\Users\Admin\AppData\Local\Temp\SolaraB2\SolaraBootstrapper.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2108 -s 1004

C:\Windows\explorer.exe

"C:\Windows\explorer.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.nodejs.org udp

Files

memory/2108-0-0x0000000073EBE000-0x0000000073EBF000-memory.dmp

memory/2108-1-0x00000000013C0000-0x000000000148E000-memory.dmp

memory/2108-2-0x0000000073EB0000-0x000000007459E000-memory.dmp

memory/2108-3-0x0000000073EB0000-0x000000007459E000-memory.dmp