Overview
overview
7Static
static
3Silent Cli....9.exe
windows7-x64
7Silent Cli....9.exe
windows10-2004-x64
7$PLUGINSDI...er.dll
windows7-x64
1$PLUGINSDI...er.dll
windows10-2004-x64
1$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
3$PLUGINSDI...ll.dll
windows10-2004-x64
3$PLUGINSDIR/app-64.7z
windows7-x64
3$PLUGINSDIR/app-64.7z
windows10-2004-x64
7LICENSES.c...m.html
windows7-x64
1LICENSES.c...m.html
windows10-2004-x64
1Silent Client.exe
windows7-x64
1Silent Client.exe
windows10-2004-x64
7d3dcompiler_47.dll
windows10-2004-x64
1ffmpeg.dll
windows7-x64
1ffmpeg.dll
windows10-2004-x64
1libEGL.dll
windows7-x64
1libEGL.dll
windows10-2004-x64
1libGLESv2.dll
windows7-x64
1libGLESv2.dll
windows10-2004-x64
1locales/uk.ps1
windows7-x64
1locales/uk.ps1
windows10-2004-x64
1resources/app.js
windows7-x64
1resources/app.js
windows10-2004-x64
1resources/...r.html
windows7-x64
1resources/...r.html
windows10-2004-x64
1resources/...ter.js
windows7-x64
1resources/...ter.js
windows10-2004-x64
1resources/elevate.exe
windows7-x64
1Analysis
-
max time kernel
148s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
06-03-2024 20:03
Static task
static1
Behavioral task
behavioral1
Sample
Silent Client Setup 4.0.9.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Silent Client Setup 4.0.9.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/SpiderBanner.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/SpiderBanner.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/WinShell.dll
Resource
win7-20240215-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/WinShell.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/app-64.7z
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/app-64.7z
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
LICENSES.chromium.html
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
LICENSES.chromium.html
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
Silent Client.exe
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
Silent Client.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
d3dcompiler_47.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral18
Sample
ffmpeg.dll
Resource
win7-20240221-en
Behavioral task
behavioral19
Sample
ffmpeg.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral20
Sample
libEGL.dll
Resource
win7-20240221-en
Behavioral task
behavioral21
Sample
libEGL.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral22
Sample
libGLESv2.dll
Resource
win7-20240221-en
Behavioral task
behavioral23
Sample
libGLESv2.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral24
Sample
locales/uk.ps1
Resource
win7-20240221-en
Behavioral task
behavioral25
Sample
locales/uk.ps1
Resource
win10v2004-20240226-en
Behavioral task
behavioral26
Sample
resources/app.js
Resource
win7-20240221-en
Behavioral task
behavioral27
Sample
resources/app.js
Resource
win10v2004-20240226-en
Behavioral task
behavioral28
Sample
resources/assets/updater/updater.html
Resource
win7-20240221-en
Behavioral task
behavioral29
Sample
resources/assets/updater/updater.html
Resource
win10v2004-20240226-en
Behavioral task
behavioral30
Sample
resources/assets/updater/updater.js
Resource
win7-20240221-en
Behavioral task
behavioral31
Sample
resources/assets/updater/updater.js
Resource
win10v2004-20240226-en
Behavioral task
behavioral32
Sample
resources/elevate.exe
Resource
win7-20240221-en
General
-
Target
$PLUGINSDIR/app-64.7z
-
Size
69.5MB
-
MD5
e50b0d5371d279675a4fae3f9bc22799
-
SHA1
c28f11f5969a509ed984fc6e5087d0c2452e77ad
-
SHA256
5c45c3320b909a0f43023b0648ba5c113560087f43e204750aded04b38b02b29
-
SHA512
1601dc0f861831a21359ab601d841ec559c0d1794cf85c44784f3595459b824c3fec1ff46ee75b1baa1c83209ebd28775ffb03087a1b81064cc359e660eb2ac8
-
SSDEEP
1572864:enjRkJ7cQyAfwn3Hi0MoXGeLxwTR5Tlpl+YfYVD9bIHIjNshvOWUMT+5:+RdQ+33MG3STzRpQYfKD1jG2FMT0
Malware Config
Signatures
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation cmd.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000_Classes\Local Settings cmd.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeRestorePrivilege 376 7zFM.exe Token: 35 376 7zFM.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 376 7zFM.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1644 wrote to memory of 376 1644 cmd.exe 88 PID 1644 wrote to memory of 376 1644 cmd.exe 88
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1644 -
C:\Program Files\7-Zip\7zFM.exe"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:376
-