Overview
overview
10Static
static
331c0d26c2e...29.exe
windows7-x64
1031c0d26c2e...29.exe
windows10-2004-x64
10$TEMP/55.opends60.dll
windows7-x64
1$TEMP/55.opends60.dll
windows10-2004-x64
1$TEMP/CMAccept.exe
windows7-x64
$TEMP/CMAccept.exe
windows10-2004-x64
$TEMP/DevCfgUI.dll
windows7-x64
1$TEMP/DevCfgUI.dll
windows10-2004-x64
1$TEMP/Samp...ll.exe
windows7-x64
1$TEMP/Samp...ll.exe
windows10-2004-x64
1$TEMP/Umbellule.dll
windows7-x64
1$TEMP/Umbellule.dll
windows10-2004-x64
1$TEMP/VJUp...UI.dll
windows7-x64
1$TEMP/VJUp...UI.dll
windows10-2004-x64
1$TEMP/WebC...orm.js
windows7-x64
1$TEMP/WebC...orm.js
windows10-2004-x64
1$TEMP/Wiza...VS.dll
windows7-x64
1$TEMP/Wiza...VS.dll
windows10-2004-x64
1$TEMP/aspn...er.exe
windows7-x64
1$TEMP/aspn...er.exe
windows10-2004-x64
1$TEMP/libu...b.so.0
ubuntu-18.04-amd64
1$TEMP/pdfg...36.pyc
windows7-x64
3$TEMP/pdfg...36.pyc
windows10-2004-x64
3$TEMP/plier.exe
windows7-x64
4$TEMP/plier.exe
windows10-2004-x64
10Analysis
-
max time kernel
145s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
10/04/2024, 07:25
Static task
static1
Behavioral task
behavioral1
Sample
31c0d26c2edd1b2d59a360ce272eb19ffed3b630757e94336a75c2e1e6a3f729.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
31c0d26c2edd1b2d59a360ce272eb19ffed3b630757e94336a75c2e1e6a3f729.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$TEMP/55.opends60.dll
Resource
win7-20240215-en
Behavioral task
behavioral4
Sample
$TEMP/55.opends60.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$TEMP/CMAccept.exe
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$TEMP/CMAccept.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
$TEMP/DevCfgUI.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$TEMP/DevCfgUI.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
$TEMP/SampDBInstall.exe
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
$TEMP/SampDBInstall.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
$TEMP/Umbellule.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
$TEMP/Umbellule.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
$TEMP/VJUpgradePackageUI.dll
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
$TEMP/VJUpgradePackageUI.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
$TEMP/WebClientProgressForm.js
Resource
win7-20240215-en
Behavioral task
behavioral16
Sample
$TEMP/WebClientProgressForm.js
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
$TEMP/WizardFrameworkVS.dll
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
$TEMP/WizardFrameworkVS.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral19
Sample
$TEMP/aspnetcompiler.exe
Resource
win7-20240319-en
Behavioral task
behavioral20
Sample
$TEMP/aspnetcompiler.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral21
Sample
$TEMP/libutil-tdb.so.0
Resource
ubuntu1804-amd64-20240226-en
Behavioral task
behavioral22
Sample
$TEMP/pdfgeom.cpython-36.pyc
Resource
win7-20240221-en
Behavioral task
behavioral23
Sample
$TEMP/pdfgeom.cpython-36.pyc
Resource
win10v2004-20231215-en
Behavioral task
behavioral24
Sample
$TEMP/plier.exe
Resource
win7-20240220-en
General
-
Target
$TEMP/Umbellule.dll
-
Size
17KB
-
MD5
6000783aeacd1836db8f8d7c10330a3b
-
SHA1
ba0176243cc0568dd0d10a1762ab69498e1dcb44
-
SHA256
573eca694d4fde714b97227d2a71950021fa8bb038f35ba998a448a5c8264f65
-
SHA512
954da3704d60acb61ff3bf0949141f2ec95858906b1bca792d98075a9841bb77372de168ba44972e6b53e103ef4bfc3d166e791390981e32db808dfce12bc248
-
SSDEEP
192:I1eOii8FhSwhqY9eV4EWMexc4+vnKj1vnPGLW0JUF:aeOii8bSxY984EHeteno1veK0JU
Malware Config
Signatures
-
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1168 wrote to memory of 3792 1168 rundll32.exe 83 PID 1168 wrote to memory of 3792 1168 rundll32.exe 83 PID 1168 wrote to memory of 3792 1168 rundll32.exe 83