Overview
overview
8Static
static
1Assistant/...64.exe
windows7-x64
1Assistant/...64.exe
windows10-2004-x64
1GameHallMain.dll
windows7-x64
8GameHallMain.dll
windows10-2004-x64
3Uninstall.exe
windows7-x64
4Uninstall.exe
windows10-2004-x64
4$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3Analysis
-
max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
03/05/2024, 11:25
Static task
static1
Behavioral task
behavioral1
Sample
Assistant/HelperTool64.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Assistant/HelperTool64.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
GameHallMain.dll
Resource
win7-20240220-en
Behavioral task
behavioral4
Sample
GameHallMain.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral5
Sample
Uninstall.exe
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
Uninstall.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/FileInfo.dll
Resource
win7-20240215-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/FileInfo.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
General
-
Target
Uninstall.exe
-
Size
232KB
-
MD5
ad999a53e962ef536c561e2b2def4390
-
SHA1
61a30e413966ae8093f802700c3fd3ca49f8295f
-
SHA256
e8b587c65e890926d127ad454fa65ec9f1e0869697c34277a19599cccd48012d
-
SHA512
2d8cd932d30faa22aed3394783730ae6b0028605e14b357e9713f8d605d58c52c01bdb935d03d145e1f7d8ca6b71ce840a6460c017b7895af8e8568169bc6bb5
-
SSDEEP
6144:bewfV4DTTTsTTHPTT+PTTaTTbTT6THTTeTTTMTt5kTRTT2PTT7PTT5TT+TTPTTRf:blVITTTsTTHPTT+PTTaTTbTT6THTTeT5
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 3976 Un_A.exe -
Loads dropped DLL 3 IoCs
pid Process 3976 Un_A.exe 3976 Un_A.exe 3976 Un_A.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3024 Uninstall.exe 3024 Uninstall.exe 3976 Un_A.exe 3976 Un_A.exe 3976 Un_A.exe 3976 Un_A.exe 3976 Un_A.exe 3976 Un_A.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3024 wrote to memory of 3976 3024 Uninstall.exe 83 PID 3024 wrote to memory of 3976 3024 Uninstall.exe 83 PID 3024 wrote to memory of 3976 3024 Uninstall.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3024 -
C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe"C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:3976
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
278KB
MD57d773d726d5357b27b30ab8de1e42bb0
SHA1593720bf9d9afa5665007304d6fb1502719d02aa
SHA25693edd4c19314537aa106d80c2ed642c15fc6cc2f67e992f35367095c13ab5f68
SHA5126d399e83d6206064a328aa47e18b133c6d5f132449d4a4c791594ab903e015acfc7c23ed8e2b0853ee26e5bcb1333719e20bcf5a13b0d4772461bb06175ea5cb
-
Filesize
28KB
MD5ca1c1129591b793d2753a4c425ef6ef1
SHA10f417cdd887d57c5839c409b4bb76597af02ed1e
SHA25686ec9f64c3635568a18c11c94e81e8cb20b94e1d97a192132bc55f9281909d60
SHA5121eded730b2e1c51fd8639e56ca532b497777f0ae1f4b5397966335d3c8966c3fb1e46742fa2fc3c84ecf687dbe19f4e3129eb3d1e0b0d72c9c154de18d3af69f
-
Filesize
232KB
MD5ad999a53e962ef536c561e2b2def4390
SHA161a30e413966ae8093f802700c3fd3ca49f8295f
SHA256e8b587c65e890926d127ad454fa65ec9f1e0869697c34277a19599cccd48012d
SHA5122d8cd932d30faa22aed3394783730ae6b0028605e14b357e9713f8d605d58c52c01bdb935d03d145e1f7d8ca6b71ce840a6460c017b7895af8e8568169bc6bb5