Overview
overview
7Static
static
3VirusShare...5b.exe
windows7-x64
7VirusShare...5b.exe
windows10-2004-x64
7$PLUGINSDI...is.dll
windows7-x64
3$PLUGINSDI...is.dll
windows10-2004-x64
3ffMediaWat...ion.js
windows7-x64
1ffMediaWat...ion.js
windows10-2004-x64
1ff/chrome/...984.js
windows7-x64
1ff/chrome/...984.js
windows10-2004-x64
1ff/chrome/...ion.js
windows7-x64
1ff/chrome/...ion.js
windows10-2004-x64
1ie/MediaWa...84.dll
windows7-x64
6ie/MediaWa...84.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, 16:14
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_d08375fd24611ef6e185edc2dd58865b.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
VirusShare_d08375fd24611ef6e185edc2dd58865b.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
ffMediaWatchV1home4984chaction.js
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
ffMediaWatchV1home4984chaction.js
Resource
win10v2004-20231222-en
Behavioral task
behavioral7
Sample
ff/chrome/content/ffMediaWatchV1home4984.js
Resource
win7-20231129-en
Behavioral task
behavioral8
Sample
ff/chrome/content/ffMediaWatchV1home4984.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
ff/chrome/content/ffMediaWatchV1home4984ffaction.js
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
ff/chrome/content/ffMediaWatchV1home4984ffaction.js
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
ie/MediaWatchV1home4984.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
ie/MediaWatchV1home4984.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
win7-20231215-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231215-en
General
-
Target
uninstall.exe
-
Size
285KB
-
MD5
dfa691c203d2859834322db8711e7756
-
SHA1
12eb8625a1e1bd6a33439195fed7ffb9146efebd
-
SHA256
b6238cd5d9d0b6a5036ff21b8a4dc692807d04e87a1c2472e9bcfb5814d18278
-
SHA512
1492784514260e018d05bb84bcda5ac7f5169f49ee3643f35c250ec6f61fb96228ea1ab4888e016db9dcc8fe0d3bfb60ee481947f5b8e3b8be3826b6d5270eb5
-
SSDEEP
6144:Ee34vlpeZH+zpyuuz6GZkDOJ/7OafSH5KmrWym09x1f:mTeZHkwuPikQ7lKH5p5H9x1f
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 4292 Au_.exe -
Loads dropped DLL 1 IoCs
pid Process 4292 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 3720 wrote to memory of 4292 3720 uninstall.exe 84 PID 3720 wrote to memory of 4292 3720 uninstall.exe 84 PID 3720 wrote to memory of 4292 3720 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:3720 -
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:4292
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
559KB
MD551ba1095f0ae45a2d444bea506cb9ad4
SHA1038a5d53d055a6d440bd2c8864c2f51db206c5e5
SHA256b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539
SHA512f5fe2dd0f19bcaab47540ceedbec71f7f7c5b833c8772c097594c458e5f1101fe9feb849812b65c175055f71dfb13f11c4ad94fef42cd66f247413e453de3361
-
Filesize
285KB
MD5dfa691c203d2859834322db8711e7756
SHA112eb8625a1e1bd6a33439195fed7ffb9146efebd
SHA256b6238cd5d9d0b6a5036ff21b8a4dc692807d04e87a1c2472e9bcfb5814d18278
SHA5121492784514260e018d05bb84bcda5ac7f5169f49ee3643f35c250ec6f61fb96228ea1ab4888e016db9dcc8fe0d3bfb60ee481947f5b8e3b8be3826b6d5270eb5