Overview
overview
7Static
static
3chatsetup.exe
windows7-x64
7chatsetup.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...nu.dll
windows7-x64
3$PLUGINSDI...nu.dll
windows10-2004-x64
39liao.exe
windows7-x64
19liao.exe
windows10-2004-x64
1AudioCapture.dll
windows7-x64
1AudioCapture.dll
windows10-2004-x64
1AudioCodec1.dll
windows7-x64
1AudioCodec1.dll
windows10-2004-x64
1AudioCodec2.dll
windows7-x64
1AudioCodec2.dll
windows10-2004-x64
1AudioCodec3.dll
windows7-x64
3AudioCodec3.dll
windows10-2004-x64
3ChatRoomClient.dll
windows7-x64
1ChatRoomClient.dll
windows10-2004-x64
1ChatRoomUI.dll
windows7-x64
3ChatRoomUI.dll
windows10-2004-x64
3Encrypt.dll
windows7-x64
1Encrypt.dll
windows10-2004-x64
1GSMCodec.dll
windows7-x64
1GSMCodec.dll
windows10-2004-x64
1ImageOle.dll
windows7-x64
1ImageOle.dll
windows10-2004-x64
1KeyboardHook.dll
windows7-x64
3KeyboardHook.dll
windows10-2004-x64
1MFC71.dll
windows7-x64
1MFC71.dll
windows10-2004-x64
1MediaPlayer.dll
windows7-x64
1MediaPlayer.dll
windows10-2004-x64
1Analysis
-
max time kernel
117s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
26-01-2024 21:41
Static task
static1
Behavioral task
behavioral1
Sample
chatsetup.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
chatsetup.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral7
Sample
9liao.exe
Resource
win7-20231129-en
Behavioral task
behavioral8
Sample
9liao.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
AudioCapture.dll
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
AudioCapture.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
AudioCodec1.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
AudioCodec1.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral13
Sample
AudioCodec2.dll
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
AudioCodec2.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
AudioCodec3.dll
Resource
win7-20231129-en
Behavioral task
behavioral16
Sample
AudioCodec3.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral17
Sample
ChatRoomClient.dll
Resource
win7-20231215-en
Behavioral task
behavioral18
Sample
ChatRoomClient.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral19
Sample
ChatRoomUI.dll
Resource
win7-20231215-en
Behavioral task
behavioral20
Sample
ChatRoomUI.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral21
Sample
Encrypt.dll
Resource
win7-20231215-en
Behavioral task
behavioral22
Sample
Encrypt.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral23
Sample
GSMCodec.dll
Resource
win7-20231215-en
Behavioral task
behavioral24
Sample
GSMCodec.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral25
Sample
ImageOle.dll
Resource
win7-20231215-en
Behavioral task
behavioral26
Sample
ImageOle.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral27
Sample
KeyboardHook.dll
Resource
win7-20231215-en
Behavioral task
behavioral28
Sample
KeyboardHook.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral29
Sample
MFC71.dll
Resource
win7-20231129-en
Behavioral task
behavioral30
Sample
MFC71.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral31
Sample
MediaPlayer.dll
Resource
win7-20231215-en
Behavioral task
behavioral32
Sample
MediaPlayer.dll
Resource
win10v2004-20231222-en
General
-
Target
$PLUGINSDIR/InstallOptions.dll
-
Size
12KB
-
MD5
1e8f2fefe3ce893b117b26948b8978cb
-
SHA1
59cfc6c3f5716e91609e54ca80ae8b06c93ef8ab
-
SHA256
8203ae1589a50e6ff012e5d27bdd4f8ed7506077ca9b052827f5e90aaeb98519
-
SHA512
b3c36e1aa5d3ee5f482f4175a7d6fe10cf2bf3bd3423ab4266d11c4181cfbc7e3f66a30855034a8ec026a4d5987598f0116e98519b7445d9e5687bcbab2c0e5c
-
SSDEEP
192:qzixixDOHhG9db9rd+oSVPECMlh3I8tqDyng7hwbbHF1QuCb:qOx0DOHqrdwTY6+ng72bbMum
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2316 1752 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2384 wrote to memory of 1752 2384 rundll32.exe 28 PID 2384 wrote to memory of 1752 2384 rundll32.exe 28 PID 2384 wrote to memory of 1752 2384 rundll32.exe 28 PID 2384 wrote to memory of 1752 2384 rundll32.exe 28 PID 2384 wrote to memory of 1752 2384 rundll32.exe 28 PID 2384 wrote to memory of 1752 2384 rundll32.exe 28 PID 2384 wrote to memory of 1752 2384 rundll32.exe 28 PID 1752 wrote to memory of 2316 1752 rundll32.exe 29 PID 1752 wrote to memory of 2316 1752 rundll32.exe 29 PID 1752 wrote to memory of 2316 1752 rundll32.exe 29 PID 1752 wrote to memory of 2316 1752 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2384 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1752 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 2483⤵
- Program crash
PID:2316
-
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