Overview
overview
7Static
static
3VirusShare...c0.exe
windows7-x64
7VirusShare...c0.exe
windows10-2004-x64
7$PLUGINSDI...is.dll
windows7-x64
3$PLUGINSDI...is.dll
windows10-2004-x64
3ffRichMedi...ion.js
windows7-x64
1ffRichMedi...ion.js
windows10-2004-x64
1ff/chrome/...457.js
windows7-x64
1ff/chrome/...457.js
windows10-2004-x64
1ff/chrome/...ion.js
windows7-x64
1ff/chrome/...ion.js
windows10-2004-x64
1ie/RichMed...57.dll
windows7-x64
6ie/RichMed...57.dll
windows10-2004-x64
6uninstall.exe
windows7-x64
7uninstall.exe
windows10-2004-x64
7$PLUGINSDI...is.dll
windows7-x64
3$PLUGINSDI...is.dll
windows10-2004-x64
3Analysis
-
max time kernel
90s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
04/02/2024, 16:20
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
ffRichMediaViewV1release457chaction.js
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
ffRichMediaViewV1release457chaction.js
Resource
win10v2004-20231222-en
Behavioral task
behavioral7
Sample
ff/chrome/content/ffRichMediaViewV1release457.js
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
ff/chrome/content/ffRichMediaViewV1release457.js
Resource
win10v2004-20231222-en
Behavioral task
behavioral9
Sample
ff/chrome/content/ffRichMediaViewV1release457ffaction.js
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
ff/chrome/content/ffRichMediaViewV1release457ffaction.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
ie/RichMediaViewV1release457.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
ie/RichMediaViewV1release457.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
uninstall.exe
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
uninstall.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20231129-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231222-en
General
-
Target
uninstall.exe
-
Size
289KB
-
MD5
993a45b3ff49d9bf8c56bb1344f67858
-
SHA1
a676eff6319511738b3ef4fd8ab4477fbed60ab3
-
SHA256
1f7ff1ee812ed5ec52fde44cb5ba15ce4c78e163c07236edf09c0fd892554ef8
-
SHA512
d6b86eb73d616d1cb9ba3fff8671e8dd5caa572d7ca3baaeea86730ebef5fef05324bd736db213b0e0c6ccc7b0c456884d69e7848d597e1fbd8578c6d646e689
-
SSDEEP
6144:Ue34adRg4l8ai5PQtTZ763J8eWW43YLYjn5uO7D32fuCa7Bmi:Tdq4OaQQTYJ8eP4/L5uO7D3f5BL
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 3744 Au_.exe -
Loads dropped DLL 1 IoCs
pid Process 3744 Au_.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
NSIS installer 2 IoCs
resource yara_rule behavioral14/files/0x0006000000023246-4.dat nsis_installer_1 behavioral14/files/0x0006000000023246-4.dat nsis_installer_2 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2656 wrote to memory of 3744 2656 uninstall.exe 84 PID 2656 wrote to memory of 3744 2656 uninstall.exe 84 PID 2656 wrote to memory of 3744 2656 uninstall.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\uninstall.exe"C:\Users\Admin\AppData\Local\Temp\uninstall.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2656 -
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe"C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:3744
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
567KB
MD5450753ad96785a240a39deccab3af0d0
SHA121c544064d2ffa6444508268ce258a330d459fc5
SHA2561c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3
SHA512c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab
-
Filesize
289KB
MD5993a45b3ff49d9bf8c56bb1344f67858
SHA1a676eff6319511738b3ef4fd8ab4477fbed60ab3
SHA2561f7ff1ee812ed5ec52fde44cb5ba15ce4c78e163c07236edf09c0fd892554ef8
SHA512d6b86eb73d616d1cb9ba3fff8671e8dd5caa572d7ca3baaeea86730ebef5fef05324bd736db213b0e0c6ccc7b0c456884d69e7848d597e1fbd8578c6d646e689