Overview
overview
8Static
static
3Kivun_Term...up.exe
windows10-2004-x64
7Kivun_Term...up.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows11-ltsc_2024-x64
3KivunTerminal.exe
windows10-2004-x64
8KivunTerminal.exe
windows11-ltsc_2024-x64
8configure-...ine.js
windows10-2004-x64
3configure-...ine.js
windows11-ltsc_2024-x64
3folder-picker.hta
windows10-2004-x64
8folder-picker.hta
windows11-ltsc_2024-x64
8folder-picker.wsf
windows10-2004-x64
3folder-picker.wsf
windows11-ltsc_2024-x64
8kivun-clau...e-bidi
ubuntu-18.04-amd64
1kivun-clau...e-bidi
debian-9-armhf
1kivun-clau...e-bidi
debian-9-mips
kivun-clau...e-bidi
debian-9-mipsel
kivun-clau...eck.js
windows10-2004-x64
3kivun-clau...eck.js
windows11-ltsc_2024-x64
3kivun-clau...nal.js
windows10-2004-x64
3kivun-clau...nal.js
windows11-ltsc_2024-x64
3kivun-clau...tor.js
windows10-2004-x64
3kivun-clau...tor.js
windows11-ltsc_2024-x64
3kivun-clau...bin.js
windows10-2004-x64
3kivun-clau...bin.js
windows11-ltsc_2024-x64
3kivun-clau...tor.js
windows10-2004-x64
3kivun-clau...tor.js
windows11-ltsc_2024-x64
3kivun-clau...tor.js
windows10-2004-x64
3kivun-clau...tor.js
windows11-ltsc_2024-x64
3Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
02/07/2026, 02:11
Static task
static1
Behavioral task
behavioral1
Sample
Kivun_Terminal_Setup.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
Kivun_Terminal_Setup.exe
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11ltsc2024-20260630-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/nsExec.dll
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral9
Sample
KivunTerminal.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
KivunTerminal.exe
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral11
Sample
configure-statusline.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
configure-statusline.js
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral13
Sample
folder-picker.hta
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
folder-picker.hta
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral15
Sample
folder-picker.wsf
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
folder-picker.wsf
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral17
Sample
kivun-claude-bidi/bin/kivun-claude-bidi
Resource
ubuntu1804-amd64-20260513-en
Behavioral task
behavioral18
Sample
kivun-claude-bidi/bin/kivun-claude-bidi
Resource
debian9-armhf-20260513-en
Behavioral task
behavioral19
Sample
kivun-claude-bidi/bin/kivun-claude-bidi
Resource
debian9-mipsbe-20260513-en
Behavioral task
behavioral20
Sample
kivun-claude-bidi/bin/kivun-claude-bidi
Resource
debian9-mipsel-20260513-en
Behavioral task
behavioral21
Sample
kivun-claude-bidi/lib/capability-check.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral22
Sample
kivun-claude-bidi/lib/capability-check.js
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral23
Sample
kivun-claude-bidi/lib/detect-terminal.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral24
Sample
kivun-claude-bidi/lib/detect-terminal.js
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral25
Sample
kivun-claude-bidi/lib/injector.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral26
Sample
kivun-claude-bidi/lib/injector.js
Resource
win11ltsc2024-20260630-en
Behavioral task
behavioral27
Sample
kivun-claude-bidi/lib/resolve-claude-bin.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral28
Sample
kivun-claude-bidi/lib/resolve-claude-bin.js
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral29
Sample
kivun-claude-bidi/lib/rtl-cost-optimizer/detector.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral30
Sample
kivun-claude-bidi/lib/rtl-cost-optimizer/detector.js
Resource
win11ltsc2024-20260630-en
Behavioral task
behavioral31
Sample
kivun-claude-bidi/lib/rtl-cost-optimizer/estimator.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral32
Sample
kivun-claude-bidi/lib/rtl-cost-optimizer/estimator.js
Resource
win11ltsc2024-20260629-en
General
- Target KivunTerminal.exe
- Size 165KB
- Sample260702-cmcmaaa141
- SHA256 bea06c36a8d4397454a8dcfe7a6ccbaedd8537ab9cc8af417416c89117e0c01b
- MD5 0b6f3fdbec32889cb8f51ff14b9c1470
- SHA1 8d21b2b63dd9440e6529508bf430f13f62120c71
- SHA512 dca3c2a4083cf514a8be8f51f611dd1a222f07544d01d672b8566bdafbddbe8d23814f8f6b8098168843f5c2f9224709aa4fd17b0230a73d8a4e26c54febcad2
- SSDEEP 3072:5X5iOhyOweJrhVQ6KB06quUGWc6vUpuI8s5SHsw:ThyO1rXKBtquUGNpS0
- TLSH T152F33883B2A521E4E3338D388AE10515A7737D360B685FDB13983255AE33ACC5D3BB25
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Badlisted process makes network request 1 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 6 4948 mshta.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-889581200-2041691093-2048517887-1000\Control Panel\International\Geo\Nation mshta.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 2468 wrote to memory of 2748 2468 KivunTerminal.exe 86 PID 2748 wrote to memory of 3844 2748 cmd.exe 88 PID 3844 wrote to memory of 2344 3844 cmd.exe 89 PID 2344 wrote to memory of 2924 2344 cmd.exe 90 PID 2748 wrote to memory of 3848 2748 cmd.exe 91 PID 2748 wrote to memory of 3044 2748 cmd.exe 92 PID 2748 wrote to memory of 1132 2748 cmd.exe 93 PID 2748 wrote to memory of 4948 2748 cmd.exe 94 PID 4948 wrote to memory of 1416 4948 mshta.exe 95 PID 1416 wrote to memory of 2328 1416 cmd.exe 97
Processes
-
C:\Users\Admin\AppData\Local\Temp\KivunTerminal.exe"C:\Users\Admin\AppData\Local\Temp\KivunTerminal.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2468 -
C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /S /C ""C:\Users\Admin\AppData\Local\Temp\kivun-terminal.bat""2⤵
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c call "C:\Users\Admin\AppData\Local\Temp\kivun-detect-distro.cmd" 2>nul3⤵
- Suspicious use of WriteProcessMemory
PID:3844 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c wsl -l -q 2>nul4⤵
- Suspicious use of WriteProcessMemory
PID:2344 -
C:\Windows\system32\wsl.exewsl -l -q5⤵PID:2924
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-
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C:\Windows\system32\wsl.exewsl --version3⤵PID:3848
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C:\Windows\system32\wsl.exewsl --status3⤵PID:3044
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C:\Windows\system32\wsl.exewsl -l -v3⤵PID:1132
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C:\Windows\system32\mshta.exemshta.exe "C:\Users\Admin\AppData\Local\Temp\folder-picker.hta"3⤵
- Badlisted process makes network request
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4948 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wsl.exe -d Ubuntu -- sh -c "cat $HOME/.claude/sounds/config.json" > "C:\Users\Admin\AppData\Local\Kivun-WSL\kivun-sound-config.tmp.json" 2>nul4⤵
- Suspicious use of WriteProcessMemory
PID:1416 -
C:\Windows\system32\wsl.exewsl.exe -d Ubuntu -- sh -c "cat $HOME/.claude/sounds/config.json"5⤵PID:2328
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Kivun-WSL\LAUNCH_LOG.txt
- Size 6KB
- SHA256 0cd6ac182eed6000f5d8ad0d15b6fc1262babbb30ccaf2a58d84b219cd1d3628
- MD5 e7b5cf89106c8fc9564344ff411560a3
- SHA1 7982eb5f43c51d0462cf1e5db63e4aade66838d8
- SHA512 d7b9f953e16622314eaf47dae1ddb97b25e12c0779962f1d8b9e0a75c01510f04928a633b217e2b51cd41ff045d54fef79e34af3a1973c74c9712941fdeaeb16
- SSDEEP 192:bBmvWIWMcgMfYXmvWIWMcgMfYMmvWIWMcgMfYc:bBvd8vd9vdn
- TLSH T1A6E10753ABEA5114F2F2AF54B87A42744A677C4A5C3DD99C12CC540D0BF7B08D4B8BA3
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Kivun-WSL\kivun-sound-config.tmp.json
- Size 2KB
- SHA256 d39a2e1e4bf452f2d63e8e96e99ff59a3668e165e4eeb894d7b8524301459eb9
- MD5 88ae1537412ef9c091e6c0557a8810ad
- SHA1 adf99cf805686759a6b64d8d6c33a78205c12418
- SHA512 bc9167cc6313ee9e65f891eaef36f55b3ed8df71c9a1d2801b4e6645dfc8d9ae42134ee5ee1d8a14b596e4361f0d244c9cd642677c059c7cd2ba1f912f47eed3
- TLSH T16241B353A3EA5514F2F22F54B87A52740A677C4A9C3DD99C22CC641D4BF7A08E4B0FA3
- MD5 SHA1 SHA512 TLSH