Overview
overview
3Static
static
3a182db438c...c8.exe
windows7-x64
3a182db438c...c8.exe
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
37z.dll
windows7-x64
37z.dll
windows10-2004-x64
37z.exe
windows7-x64
17z.exe
windows10-2004-x64
1WeaselDeployer.exe
windows7-x64
1WeaselDeployer.exe
windows10-2004-x64
1WeaselServer.exe
windows7-x64
1WeaselServer.exe
windows10-2004-x64
1WinSparkle.dll
windows7-x64
1WinSparkle.dll
windows10-2004-x64
1curl.exe
windows7-x64
1curl.exe
windows10-2004-x64
1rime-insta...ig.bat
windows7-x64
1rime-insta...ig.bat
windows10-2004-x64
1rime-install.bat
windows7-x64
1rime-install.bat
windows10-2004-x64
1rime.dll
windows7-x64
1rime.dll
windows10-2004-x64
1start_service.bat
windows7-x64
1start_service.bat
windows10-2004-x64
1stop_service.bat
windows7-x64
1stop_service.bat
windows10-2004-x64
1weasel.dll
windows7-x64
1weasel.dll
windows10-2004-x64
1weasel.dll
windows7-x64
3weasel.dll
windows10-2004-x64
3Analysis
-
max time kernel
140s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
21/04/2024, 09:16
Static task
static1
Behavioral task
behavioral1
Sample
a182db438c03d54df11bf4fae1ab523bb05e5d07019e09720d6459d888e7e5c8.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
a182db438c03d54df11bf4fae1ab523bb05e5d07019e09720d6459d888e7e5c8.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral7
Sample
7z.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
7z.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral9
Sample
7z.exe
Resource
win7-20240220-en
Behavioral task
behavioral10
Sample
7z.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral11
Sample
WeaselDeployer.exe
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
WeaselDeployer.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral13
Sample
WeaselServer.exe
Resource
win7-20240220-en
Behavioral task
behavioral14
Sample
WeaselServer.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral15
Sample
WinSparkle.dll
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
WinSparkle.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral17
Sample
curl.exe
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
curl.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral19
Sample
rime-install-config.bat
Resource
win7-20231129-en
Behavioral task
behavioral20
Sample
rime-install-config.bat
Resource
win10v2004-20240412-en
Behavioral task
behavioral21
Sample
rime-install.bat
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
rime-install.bat
Resource
win10v2004-20240412-en
Behavioral task
behavioral23
Sample
rime.dll
Resource
win7-20240215-en
Behavioral task
behavioral24
Sample
rime.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral25
Sample
start_service.bat
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
start_service.bat
Resource
win10v2004-20240226-en
Behavioral task
behavioral27
Sample
stop_service.bat
Resource
win7-20240221-en
Behavioral task
behavioral28
Sample
stop_service.bat
Resource
win10v2004-20240412-en
Behavioral task
behavioral29
Sample
weasel.dll
Resource
win7-20231129-en
Behavioral task
behavioral30
Sample
weasel.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral31
Sample
weasel.dll
Resource
win7-20240220-en
Behavioral task
behavioral32
Sample
weasel.dll
Resource
win10v2004-20240412-en
General
-
Target
$PLUGINSDIR/nsDialogs.dll
-
Size
9KB
-
MD5
1d8f01a83ddd259bc339902c1d33c8f1
-
SHA1
9f7806af462c94c39e2ec6cc9c7ad05c44eba04e
-
SHA256
4b7d17da290f41ebe244827cc295ce7e580da2f7e9f7cc3efc1abc6898e3c9ed
-
SHA512
28bf647374b4b500a0f3dbced70c2b256f93940e2b39160512e6e486ac31d1d90945acecef578f61b0a501f27c7106b6ffc3deab2ec3bfb3d9af24c9449a1567
-
SSDEEP
96:o4Ev02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3YsNqkzfFc:o4EvCu5e81785qHFcU0PuAw0uyGIFc
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2520 4492 WerFault.exe 85 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3000 wrote to memory of 4492 3000 rundll32.exe 85 PID 3000 wrote to memory of 4492 3000 rundll32.exe 85 PID 3000 wrote to memory of 4492 3000 rundll32.exe 85
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3000 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#12⤵PID:4492
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4492 -s 6363⤵
- Program crash
PID:2520
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4492 -ip 44921⤵PID:5068