Overview
overview
10Static
static
10WeChatSetup.exe
windows7-x64
4WeChatSetup.exe
windows10-2004-x64
4$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
1$PLUGINSDI...ll.dll
windows10-2004-x64
1$PLUGINSDI...st.dll
windows7-x64
3$PLUGINSDI...st.dll
windows10-2004-x64
3Uninstall.exe
windows7-x64
4Uninstall.exe
windows10-2004-x64
4$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
1$PLUGINSDI...ll.dll
windows10-2004-x64
1WeChat.exe
windows7-x64
10WeChat.exe
windows10-2004-x64
10WechatAppLauncher.exe
windows7-x64
1WechatAppLauncher.exe
windows10-2004-x64
1[3.9.9.43]...dk.dll
windows7-x64
1[3.9.9.43]...dk.dll
windows10-2004-x64
1host/wmpf_...rt.dll
windows7-x64
1host/wmpf_...rt.dll
windows10-2004-x64
1host/wmpf_...64.dll
windows7-x64
1host/wmpf_...64.dll
windows10-2004-x64
1runtime/Co...on.dll
windows7-x64
1runtime/Co...on.dll
windows10-2004-x64
1runtime/ConfSdk.dll
windows7-x64
1runtime/ConfSdk.dll
windows10-2004-x64
1Analysis
-
max time kernel
150s -
max time network
190s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
16-03-2024 10:26
Behavioral task
behavioral1
Sample
WeChatSetup.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
WeChatSetup.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/WeChatInstallDll.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/WeChatInstallDll.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/nsInstallAssist.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/nsInstallAssist.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
Uninstall.exe
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
Uninstall.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231129-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/WeChatInstallDll.dll
Resource
win7-20240220-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/WeChatInstallDll.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral19
Sample
WeChat.exe
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
WeChat.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral21
Sample
WechatAppLauncher.exe
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
WechatAppLauncher.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral23
Sample
[3.9.9.43]/ConfSdk.dll
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
[3.9.9.43]/ConfSdk.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral25
Sample
host/wmpf_host_export.dll
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
host/wmpf_host_export.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral27
Sample
host/wmpf_host_export_x64.dll
Resource
win7-20240221-en
Behavioral task
behavioral28
Sample
host/wmpf_host_export_x64.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral29
Sample
runtime/ComponentVerification.dll
Resource
win7-20240215-en
Behavioral task
behavioral30
Sample
runtime/ComponentVerification.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral31
Sample
runtime/ConfSdk.dll
Resource
win7-20240220-en
Behavioral task
behavioral32
Sample
runtime/ConfSdk.dll
Resource
win10v2004-20240226-en
General
-
Target
[3.9.9.43]/ConfSdk.dll
-
Size
1.3MB
-
MD5
b469a62b38b18869c3146b16652f7cad
-
SHA1
eba667eae4e894f9fbf1d67fde6665349480d27f
-
SHA256
cf6e5dd1dbd3e1963279aa5120adb2fb544817c3f74a2819ccbaa3c27773ffc6
-
SHA512
a5502bc2e09f218d3948fffe70e71cc7ec654e031f71357a78f06077a567b5a06d10879e2b1f4d4c96a4b56ea777e762ded457f33260c1f1f8f0a6718710141d
-
SSDEEP
24576:Y3Yptx6ZMFT8wnorDnD0ADl6dWmHc240YGr0fJIp:YjSFt46dWmR4zGrd
Malware Config
Signatures
-
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3924 wrote to memory of 4152 3924 rundll32.exe 94 PID 3924 wrote to memory of 4152 3924 rundll32.exe 94