Overview
overview
10Static
static
10ScreenCapt...r1.exe
windows7-x64
1ScreenCapt...r1.exe
windows10-2004-x64
1ScreenCapt...r2.exe
windows7-x64
1ScreenCapt...r2.exe
windows10-2004-x64
1ScreenCapt...rt.exe
windows7-x64
1ScreenCapt...rt.exe
windows10-2004-x64
1ScreenCapt...er.exe
windows7-x64
1ScreenCapt...er.exe
windows10-2004-x64
1ScreenCapt...ck.exe
windows7-x64
1ScreenCapt...ck.exe
windows10-2004-x64
1ScreenCapt...k1.exe
windows7-x64
1ScreenCapt...k1.exe
windows10-2004-x64
1ScreenCapt...k2.exe
windows7-x64
1ScreenCapt...k2.exe
windows10-2004-x64
1Setup (5).exe
windows7-x64
7Setup (5).exe
windows10-2004-x64
7Setup (6).exe
windows7-x64
7Setup (6).exe
windows10-2004-x64
7Supplement...16.scr
windows7-x64
3Supplement...16.scr
windows10-2004-x64
3T1.exe
windows7-x64
10T1.exe
windows10-2004-x64
10T1_b7afca7...b5.exe
windows7-x64
10T1_b7afca7...b5.exe
windows10-2004-x64
10TeenTube_90767.exe
windows7-x64
10TeenTube_90767.exe
windows10-2004-x64
10Trojan-Ran....a.exe
windows7-x64
3Trojan-Ran....a.exe
windows10-2004-x64
7Tuyen bo c...ed.doc
windows7-x64
4Tuyen bo c...ed.doc
windows10-2004-x64
1Tuyen bo c...ed.doc
windows7-x64
4Tuyen bo c...ed.doc
windows10-2004-x64
1Analysis
-
max time kernel
122s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
22-11-2024 03:46
Behavioral task
behavioral1
Sample
ScreenCapture_Win8.MalwareScanner1.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
ScreenCapture_Win8.MalwareScanner1.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
ScreenCapture_Win8.MalwareScanner2.exe
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
ScreenCapture_Win8.MalwareScanner2.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
ScreenCapture_Win8.PopupAlert.exe
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
ScreenCapture_Win8.PopupAlert.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
ScreenCapture_Win8.TaskServer.exe
Resource
win7-20241010-en
Behavioral task
behavioral8
Sample
ScreenCapture_Win8.TaskServer.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
ScreenCapture_Win8.WindowsLock.exe
Resource
win7-20241023-en
Behavioral task
behavioral10
Sample
ScreenCapture_Win8.WindowsLock.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
ScreenCapture_Win8.WindowsLock1.exe
Resource
win7-20241010-en
Behavioral task
behavioral12
Sample
ScreenCapture_Win8.WindowsLock1.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
ScreenCapture_Win8.WindowsLock2.exe
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
ScreenCapture_Win8.WindowsLock2.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
Setup (5).exe
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
Setup (5).exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
Setup (6).exe
Resource
win7-20241010-en
Behavioral task
behavioral18
Sample
Setup (6).exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
Supplementary Agreement 26_01_2016.scr
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
Supplementary Agreement 26_01_2016.scr
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
T1.exe
Resource
win7-20240708-en
Behavioral task
behavioral22
Sample
T1.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
T1_b7afca788487347804156f052c613db5.exe
Resource
win7-20241010-en
Behavioral task
behavioral24
Sample
T1_b7afca788487347804156f052c613db5.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
TeenTube_90767.exe
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
TeenTube_90767.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
Trojan-Ransom.Win32.Telecrypt.a.exe
Resource
win7-20241010-en
Behavioral task
behavioral28
Sample
Trojan-Ransom.Win32.Telecrypt.a.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
Tuyen bo chung Viet Nam - Hoa Ky - Infected and EnCrypted.doc
Resource
win7-20240708-en
Behavioral task
behavioral30
Sample
Tuyen bo chung Viet Nam - Hoa Ky - Infected and EnCrypted.doc
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
Tuyen bo chung Viet Nam - Hoa Ky - Infected.doc
Resource
win7-20241023-en
Behavioral task
behavioral32
Sample
Tuyen bo chung Viet Nam - Hoa Ky - Infected.doc
Resource
win10v2004-20241007-en
General
-
Target
Setup (5).exe
-
Size
396KB
-
MD5
13f4b868603cf0dd6c32702d1bd858c9
-
SHA1
a595ab75e134f5616679be5f11deefdfaae1de15
-
SHA256
cae57a60c4d269cd1ca43ef143aedb8bfc4c09a7e4a689544883d05ce89406e7
-
SHA512
e0d7a81c9cdd15a4ef7c8a9492fffb2c520b28cebc54a139e1bffa5c523cf17dfb9ffe57188cf8843d74479df402306f4f0ce9fc09d87c7cca92aea287e5ff24
-
SSDEEP
12288:jANwRo+mv8QD4+0V16nkFkkk2kyW9EArjaccoH0qzh4:jAT8QE+kHW9EAr+fr4i
Malware Config
Signatures
-
Executes dropped EXE 2 IoCs
pid Process 2804 Free YouTube Downloader.exe 2424 Box.exe -
Loads dropped DLL 2 IoCs
pid Process 2160 Setup (5).exe 2160 Setup (5).exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\Free Youtube Downloader = "C:\\Windows\\Free Youtube Downloader\\Free Youtube Downloader\\Free YouTube Downloader.exe" Setup (5).exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\Free Youtube Downloader\Free Youtube Downloader\Box.exe Setup (5).exe File opened for modification C:\Windows\Free Youtube Downloader\Free Youtube Downloader\Uninstall.exe Setup (5).exe File created C:\Windows\Free Youtube Downloader\Free Youtube Downloader\Uninstall.ini Setup (5).exe File opened for modification C:\Windows\Free Youtube Downloader\Free Youtube Downloader\Free YouTube Downloader.exe Setup (5).exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Setup (5).exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Box.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2804 Free YouTube Downloader.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 2804 Free YouTube Downloader.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2160 wrote to memory of 2804 2160 Setup (5).exe 30 PID 2160 wrote to memory of 2804 2160 Setup (5).exe 30 PID 2160 wrote to memory of 2804 2160 Setup (5).exe 30 PID 2160 wrote to memory of 2804 2160 Setup (5).exe 30 PID 2804 wrote to memory of 2424 2804 Free YouTube Downloader.exe 33 PID 2804 wrote to memory of 2424 2804 Free YouTube Downloader.exe 33 PID 2804 wrote to memory of 2424 2804 Free YouTube Downloader.exe 33 PID 2804 wrote to memory of 2424 2804 Free YouTube Downloader.exe 33
Processes
-
C:\Users\Admin\AppData\Local\Temp\Setup (5).exe"C:\Users\Admin\AppData\Local\Temp\Setup (5).exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2160 -
C:\Windows\Free Youtube Downloader\Free Youtube Downloader\Free YouTube Downloader.exe"C:\Windows\Free Youtube Downloader\Free Youtube Downloader\Free YouTube Downloader.exe"2⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2804 -
C:\Windows\Free Youtube Downloader\Free Youtube Downloader\Box.exe"C:\Windows\Free Youtube Downloader\Free Youtube Downloader\Box.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2424
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
438KB
MD51bb4dd43a8aebc8f3b53acd05e31d5b5
SHA154cd1a4a505b301df636903b2293d995d560887e
SHA256a2380a5f503bc6f5fcfd4c72e5b807df0740a60a298e8686bf6454f92e5d3c02
SHA51294c70d592e806bb426760f61122b8321e8dc5cff7f793d51f9d5650821c502c43096f41d3e61207ca6989df5bfdbff57bc23328de16e99dd56e85efc90affdce
-
Filesize
153KB
MD5f33a4e991a11baf336a2324f700d874d
SHA19da1891a164f2fc0a88d0de1ba397585b455b0f4
SHA256a87524035509ff7aa277788e1a9485618665b7da35044d70c41ec0f118f3dfd7
SHA512edf066968f31451e21c7c21d3f54b03fd5827a8526940c1e449aad7f99624577cbc6432deba49bb86e96ac275f5900dcef8d7623855eb3c808e084601ee1df20