Overview
overview
7Static
static
3VirusShare...0e.exe
windows7-x64
7VirusShare...0e.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/...663.js
windows7-x64
1ff/chrome/...663.js
windows10-2004-x64
1ff/chrome/...ion.js
windows7-x64
1ff/chrome/...ion.js
windows10-2004-x64
1ie/RichMed...63.dll
windows7-x64
6ie/RichMed...63.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
143s -
max time network
152s -
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, 16:23
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_6562d6e281850ba1684490ac9555280e.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
VirusShare_6562d6e281850ba1684490ac9555280e.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral5
Sample
ffRichMediaViewV1release663chaction.js
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
ffRichMediaViewV1release663chaction.js
Resource
win10v2004-20231222-en
Behavioral task
behavioral7
Sample
ff/chrome/content/ffRichMediaViewV1release663.js
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
ff/chrome/content/ffRichMediaViewV1release663.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
ff/chrome/content/ffRichMediaViewV1release663ffaction.js
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
ff/chrome/content/ffRichMediaViewV1release663ffaction.js
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
ie/RichMediaViewV1release663.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
ie/RichMediaViewV1release663.dll
Resource
win10v2004-20231222-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
win7-20231215-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231215-en
General
-
Target
uninstall.exe
-
Size
289KB
-
MD5
500944508b93944c309eb5d0e6402270
-
SHA1
1ac655b33ebb16e650aefa9178ac1502d4c51b0b
-
SHA256
9820f4a5bc14e8359ef67b537e573015fada262501b6d7169d75c26b1b468ad8
-
SHA512
8d337b97f5998019f0f8cff733e98d52510eff2f24d8323063eb07468bbb5fa0803b329b00d72b72ce8c476f11d51d1fd19364aabb1847b06ae3ac0fcf80f873
-
SSDEEP
6144:Ue341CRg4l8ai5PQtTZ763J8eWW43YLYjn5uO7D32fuCa7Bmd:YCq4OaQQTYJ8eP4/L5uO7D3f5B8
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 4648 Au_.exe -
Loads dropped DLL 1 IoCs
pid Process 4648 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/0x000600000002322e-3.dat nsis_installer_1 behavioral14/files/0x000600000002322e-3.dat nsis_installer_2 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2388 wrote to memory of 4648 2388 uninstall.exe 84 PID 2388 wrote to memory of 4648 2388 uninstall.exe 84 PID 2388 wrote to memory of 4648 2388 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:2388 -
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:4648
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
567KB
MD5450753ad96785a240a39deccab3af0d0
SHA121c544064d2ffa6444508268ce258a330d459fc5
SHA2561c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3
SHA512c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab
-
Filesize
289KB
MD5500944508b93944c309eb5d0e6402270
SHA11ac655b33ebb16e650aefa9178ac1502d4c51b0b
SHA2569820f4a5bc14e8359ef67b537e573015fada262501b6d7169d75c26b1b468ad8
SHA5128d337b97f5998019f0f8cff733e98d52510eff2f24d8323063eb07468bbb5fa0803b329b00d72b72ce8c476f11d51d1fd19364aabb1847b06ae3ac0fcf80f873