Overview
overview
7Static
static
3BongoCat_1...up.exe
windows10-2004-x64
7BongoCat_1...up.exe
windows11-21h2-x64
7$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows11-21h2-x64
3$PLUGINSDI...dl.dll
windows10-2004-x64
3$PLUGINSDI...dl.dll
windows11-21h2-x64
3$PLUGINSDI...nu.dll
windows10-2004-x64
3$PLUGINSDI...nu.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows11-21h2-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows11-21h2-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows11-21h2-x64
3bongo-cat.exe
windows10-2004-x64
bongo-cat.exe
windows11-21h2-x64
uninstall.exe
windows10-2004-x64
7uninstall.exe
windows11-21h2-x64
7$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows11-21h2-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows11-21h2-x64
3Analysis
- max time kernel
149s - max time network
97s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
17/04/2026, 04:30
Static task
static1
Behavioral task
behavioral1
Sample
BongoCat_1.0.0_arm64-setup.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
BongoCat_1.0.0_arm64-setup.exe
Resource
win11-20260130-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win11-20260130-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win11-20260130-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win11-20260130-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/System.dll
Resource
win11-20260130-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win11-20260130-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20260130-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win11-20260130-en
Behavioral task
behavioral17
Sample
bongo-cat.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral18
Sample
bongo-cat.exe
Resource
win11-20260130-en
Behavioral task
behavioral19
Sample
uninstall.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral20
Sample
uninstall.exe
Resource
win11-20260130-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win11-20260130-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/System.dll
Resource
win11-20260130-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win11-20260130-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win11-20260130-en
General
- Target $PLUGINSDIR/UserInfo.dll
- Size 4KB
- Sample260417-e4zjgsft3p
- SHA256 e54989d2b83e7282d0bec56b098635146aab5d5a283f1f89486816851ef885a0
- MD5 2f69afa9d17a5245ec9b5bb03d56f63c
- SHA1 e0a133222136b3d4783e965513a690c23826aec9
- SHA512 bfd4af50e41ebc56e30355c722c2a55540a5bbddb68f1522ef7aabfe4f5f2a20e87fa9677ee3cdb3c0bf5bd3988b89d1224d32c9f23342a16e46c542d8dc0926
- TLSH T1818162BB93B00CF3D0A44B7B44A71CE762B6DD301762001F4A478AA92591B67EE7EB15
- MD5 SHA1 SHA512 TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 3280 1928 WerFault.exe 80 - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1300 wrote to memory of 1928 1300 rundll32.exe 80
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1300 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1928 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 4683⤵
- Program crash
PID:3280
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1928 -ip 19281⤵PID:2012