Overview
overview
10Static
static
3Nexus Release.rar
windows7-x64
3Nexus Release.rar
windows10-2004-x64
10Nexus Rele...ok.dll
windows7-x64
1Nexus Rele...ok.dll
windows10-2004-x64
1Nexus Rele....5.exe
windows7-x64
10Nexus Rele....5.exe
windows10-2004-x64
10Nexus Rele...ts.dll
windows7-x64
1Nexus Rele...ts.dll
windows10-2004-x64
1Nexus Rele...ns.txt
windows7-x64
1Nexus Rele...ns.txt
windows10-2004-x64
1Nexus Rele...se.txt
windows7-x64
1Nexus Rele...se.txt
windows10-2004-x64
1Analysis
- max time kernel
118s - max time network
126s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system - submitted
11/06/2024, 17:39
Static task
static1
Behavioral task
behavioral1
Sample
Nexus Release.rar
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Nexus Release.rar
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
Nexus Release/ByfronHook.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
Nexus Release/ByfronHook.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral5
Sample
Nexus Release/Nexus Release V1.5.exe
Resource
win7-20240508-en
Behavioral task
behavioral6
Sample
Nexus Release/Nexus Release V1.5.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
Nexus Release/assets.dll
Resource
win7-20240215-en
Behavioral task
behavioral8
Sample
Nexus Release/assets.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral9
Sample
Nexus Release/instructions.txt
Resource
win7-20240220-en
Behavioral task
behavioral10
Sample
Nexus Release/instructions.txt
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
Nexus Release/license.txt
Resource
win7-20240508-en
Behavioral task
behavioral12
Sample
Nexus Release/license.txt
Resource
win10v2004-20240508-en
General
- Target Nexus Release.rar
- Size 33.1MB
- Sample240611-v8d2cavepb
- SHA256 e6bd9b2b687e9a2381b43d1fabeca64e5ed727676b5b9470220252e4098a22b6
- MD5 ebdab83af835d08bff846224db3f4083
- SHA1 88ee2e0c51626b9263835591abdbaa494b7313c0
- SHA512 4780d157e7883e604881685c55612ccb21b6a6e85a1cd2141e7a709348c9873dc16bddd04e2bf7cb66cb5458e56ba8b0dafcf8c2d80d5438283ad32acc3df446
- SSDEEP 786432:t18J/dtaW3SYkjUjQZfeiQpFryUh5bQxou8MW:tu1tayB9QZFYsUHbQxoKW
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2588 7zFM.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeRestorePrivilege 2588 7zFM.exe Token: 35 2588 7zFM.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2588 7zFM.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2320 wrote to memory of 2588 2320 cmd.exe 29 PID 2320 wrote to memory of 2588 2320 cmd.exe 29 PID 2320 wrote to memory of 2588 2320 cmd.exe 29
Processes
-
C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\Nexus Release.rar"1⤵
- Suspicious use of WriteProcessMemory
PID:2320 -
C:\Program Files\7-Zip\7zFM.exe"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\Nexus Release.rar"2⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2588
-