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
148s - max time network
102s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-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 Kivun_Terminal_Setup.exe
- Size 1.3MB
- Sample260702-cmcmaaa141
- SHA256 a0eb2651cc3b98796df803c9cf8f57aa64e90629fd168961ad07c45ba2916364
- MD5 254d3d10a88e3cee5e9e55db236b7747
- SHA1 ad8cd46353f8e11233e1c06e15ea304637c8503e
- SHA512 0391bfe6c2492a79a020e4991586a948c73d5daa388d201d1a718063e043267d2d075396499e2bf9013cbc65bf01ec6dd3da6aebf8bb2e113add2579d603fae8
- SSDEEP 24576:2yWZelQBzaiRb4vMbwJzGyc6DLv/rzWX1vrBtXO5Vlh38vIO6NM/Qs9hc9Ll21Ak:FvQBeiR8vMbwJDcILvXm59tX4Vzaj64/
- TLSH T1E55523A6BA408925DBB30C3057F176E13AB61F628DCD6D07EB1C3264F93669C680B259
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Loads dropped DLL 6 IoCs
pid Process 4220 Kivun_Terminal_Setup.exe 4220 Kivun_Terminal_Setup.exe 4220 Kivun_Terminal_Setup.exe 4220 Kivun_Terminal_Setup.exe 4220 Kivun_Terminal_Setup.exe 4220 Kivun_Terminal_Setup.exe - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 7 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 Kivun_Terminal_Setup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language findstr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WMIC.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language findstr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WMIC.exe - Modifies registry class 14 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1935666426-3801330415-1166019131-1000_Classes\Directory\shell\KivunTerminal\command Kivun_Terminal_Setup.exe Set value (str) \REGISTRY\USER\S-1-5-21-1935666426-3801330415-1166019131-1000_Classes\Directory\shell\KivunTerminal\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Kivun-WSL\\KivunTerminal.exe\" \"%1\"" Kivun_Terminal_Setup.exe Key created \REGISTRY\USER\S-1-5-21-1935666426-3801330415-1166019131-1000_Classes\Directory\Background Kivun_Terminal_Setup.exe Key created \REGISTRY\USER\S-1-5-21-1935666426-3801330415-1166019131-1000_Classes\Directory\Background\shell Kivun_Terminal_Setup.exe Set value (str) \REGISTRY\USER\S-1-5-21-1935666426-3801330415-1166019131-1000_Classes\Directory\Background\shell\KivunTerminal\ = "Open with Kivun Terminal" Kivun_Terminal_Setup.exe Key created \REGISTRY\USER\S-1-5-21-1935666426-3801330415-1166019131-1000_Classes\Directory\shell\KivunTerminal Kivun_Terminal_Setup.exe Key created \REGISTRY\USER\S-1-5-21-1935666426-3801330415-1166019131-1000_Classes\Directory\shell Kivun_Terminal_Setup.exe Key created \REGISTRY\USER\S-1-5-21-1935666426-3801330415-1166019131-1000_Classes\Directory\Background\shell\KivunTerminal Kivun_Terminal_Setup.exe Set value (str) \REGISTRY\USER\S-1-5-21-1935666426-3801330415-1166019131-1000_Classes\Directory\Background\shell\KivunTerminal\Icon = "C:\\Users\\Admin\\AppData\\Local\\Kivun-WSL\\kivun_icon.ico" Kivun_Terminal_Setup.exe Key created \REGISTRY\USER\S-1-5-21-1935666426-3801330415-1166019131-1000_Classes\Directory\Background\shell\KivunTerminal\command Kivun_Terminal_Setup.exe Set value (str) \REGISTRY\USER\S-1-5-21-1935666426-3801330415-1166019131-1000_Classes\Directory\Background\shell\KivunTerminal\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Kivun-WSL\\KivunTerminal.exe\" \"%V\"" Kivun_Terminal_Setup.exe Key created \REGISTRY\USER\S-1-5-21-1935666426-3801330415-1166019131-1000_Classes\Directory Kivun_Terminal_Setup.exe Set value (str) \REGISTRY\USER\S-1-5-21-1935666426-3801330415-1166019131-1000_Classes\Directory\shell\KivunTerminal\ = "Open with Kivun Terminal" Kivun_Terminal_Setup.exe Set value (str) \REGISTRY\USER\S-1-5-21-1935666426-3801330415-1166019131-1000_Classes\Directory\shell\KivunTerminal\Icon = "C:\\Users\\Admin\\AppData\\Local\\Kivun-WSL\\kivun_icon.ico" Kivun_Terminal_Setup.exe - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 1160 WMIC.exe 1160 WMIC.exe 1160 WMIC.exe 1160 WMIC.exe 4180 WMIC.exe 4180 WMIC.exe 4180 WMIC.exe 4180 WMIC.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 1160 WMIC.exe Token: SeSecurityPrivilege 1160 WMIC.exe Token: SeTakeOwnershipPrivilege 1160 WMIC.exe Token: SeLoadDriverPrivilege 1160 WMIC.exe Token: SeSystemProfilePrivilege 1160 WMIC.exe Token: SeSystemtimePrivilege 1160 WMIC.exe Token: SeProfSingleProcessPrivilege 1160 WMIC.exe Token: SeIncBasePriorityPrivilege 1160 WMIC.exe Token: SeCreatePagefilePrivilege 1160 WMIC.exe Token: SeBackupPrivilege 1160 WMIC.exe Token: SeRestorePrivilege 1160 WMIC.exe Token: SeShutdownPrivilege 1160 WMIC.exe Token: SeDebugPrivilege 1160 WMIC.exe Token: SeSystemEnvironmentPrivilege 1160 WMIC.exe Token: SeRemoteShutdownPrivilege 1160 WMIC.exe Token: SeUndockPrivilege 1160 WMIC.exe Token: SeManageVolumePrivilege 1160 WMIC.exe Token: 33 1160 WMIC.exe Token: 34 1160 WMIC.exe Token: 35 1160 WMIC.exe Token: 36 1160 WMIC.exe Token: SeIncreaseQuotaPrivilege 1160 WMIC.exe Token: SeSecurityPrivilege 1160 WMIC.exe Token: SeTakeOwnershipPrivilege 1160 WMIC.exe Token: SeLoadDriverPrivilege 1160 WMIC.exe Token: SeSystemProfilePrivilege 1160 WMIC.exe Token: SeSystemtimePrivilege 1160 WMIC.exe Token: SeProfSingleProcessPrivilege 1160 WMIC.exe Token: SeIncBasePriorityPrivilege 1160 WMIC.exe Token: SeCreatePagefilePrivilege 1160 WMIC.exe Token: SeBackupPrivilege 1160 WMIC.exe Token: SeRestorePrivilege 1160 WMIC.exe Token: SeShutdownPrivilege 1160 WMIC.exe Token: SeDebugPrivilege 1160 WMIC.exe Token: SeSystemEnvironmentPrivilege 1160 WMIC.exe Token: SeRemoteShutdownPrivilege 1160 WMIC.exe Token: SeUndockPrivilege 1160 WMIC.exe Token: SeManageVolumePrivilege 1160 WMIC.exe Token: 33 1160 WMIC.exe Token: 34 1160 WMIC.exe Token: 35 1160 WMIC.exe Token: 36 1160 WMIC.exe Token: SeIncreaseQuotaPrivilege 4180 WMIC.exe Token: SeSecurityPrivilege 4180 WMIC.exe Token: SeTakeOwnershipPrivilege 4180 WMIC.exe Token: SeLoadDriverPrivilege 4180 WMIC.exe Token: SeSystemProfilePrivilege 4180 WMIC.exe Token: SeSystemtimePrivilege 4180 WMIC.exe Token: SeProfSingleProcessPrivilege 4180 WMIC.exe Token: SeIncBasePriorityPrivilege 4180 WMIC.exe Token: SeCreatePagefilePrivilege 4180 WMIC.exe Token: SeBackupPrivilege 4180 WMIC.exe Token: SeRestorePrivilege 4180 WMIC.exe Token: SeShutdownPrivilege 4180 WMIC.exe Token: SeDebugPrivilege 4180 WMIC.exe Token: SeSystemEnvironmentPrivilege 4180 WMIC.exe Token: SeRemoteShutdownPrivilege 4180 WMIC.exe Token: SeUndockPrivilege 4180 WMIC.exe Token: SeManageVolumePrivilege 4180 WMIC.exe Token: 33 4180 WMIC.exe Token: 34 4180 WMIC.exe Token: 35 4180 WMIC.exe Token: 36 4180 WMIC.exe Token: SeIncreaseQuotaPrivilege 4180 WMIC.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4220 wrote to memory of 2004 4220 Kivun_Terminal_Setup.exe 89 PID 2004 wrote to memory of 1160 2004 cmd.exe 91 PID 2004 wrote to memory of 5900 2004 cmd.exe 92 PID 4220 wrote to memory of 5516 4220 Kivun_Terminal_Setup.exe 94 PID 5516 wrote to memory of 4180 5516 cmd.exe 96 PID 5516 wrote to memory of 5168 5516 cmd.exe 97 PID 4220 wrote to memory of 1064 4220 Kivun_Terminal_Setup.exe 99 PID 4220 wrote to memory of 248 4220 Kivun_Terminal_Setup.exe 101 PID 4220 wrote to memory of 700 4220 Kivun_Terminal_Setup.exe 103
Processes
-
C:\Users\Admin\AppData\Local\Temp\Kivun_Terminal_Setup.exe"C:\Users\Admin\AppData\Local\Temp\Kivun_Terminal_Setup.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4220 -
C:\Windows\SysWOW64\cmd.execmd /c wmic path Win32_Processor get VirtualizationFirmwareEnabled /value 2>nul | findstr /i /c:=FALSE >nul2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2004 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic path Win32_Processor get VirtualizationFirmwareEnabled /value3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1160
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-
C:\Windows\SysWOW64\findstr.exefindstr /i /c:=FALSE3⤵
- System Location Discovery: System Language Discovery
PID:5900
-
-
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C:\Windows\SysWOW64\cmd.execmd /c wmic path Win32_ComputerSystem get HypervisorPresent /value 2>nul | findstr /i /c:=TRUE >nul2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5516 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic path Win32_ComputerSystem get HypervisorPresent /value3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4180
-
-
C:\Windows\SysWOW64\findstr.exefindstr /i /c:=TRUE3⤵
- System Location Discovery: System Language Discovery
PID:5168
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-
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C:\Windows\system32\wsl.exe"C:\Windows\Sysnative\wsl.exe" --status2⤵PID:1064
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C:\Windows\system32\wsl.exe"C:\Windows\Sysnative\wsl.exe" --version2⤵PID:248
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C:\Windows\system32\wsl.exe"C:\Windows\Sysnative\wsl.exe" --install --no-launch2⤵PID:700
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Kivun-WSL\KivunTerminal.exe
- Size 165KB
- SHA256 bea06c36a8d4397454a8dcfe7a6ccbaedd8537ab9cc8af417416c89117e0c01b
- MD5 0b6f3fdbec32889cb8f51ff14b9c1470
- SHA1 8d21b2b63dd9440e6529508bf430f13f62120c71
- SHA512 dca3c2a4083cf514a8be8f51f611dd1a222f07544d01d672b8566bdafbddbe8d23814f8f6b8098168843f5c2f9224709aa4fd17b0230a73d8a4e26c54febcad2
- SSDEEP 3072:5X5iOhyOweJrhVQ6KB06quUGWc6vUpuI8s5SHsw:ThyO1rXKBtquUGNpS0
- TLSH T152F33883B2A521E4E3338D388AE10515A7737D360B685FDB13983255AE33ACC5D3BB25
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsw87E9.tmp\System.dll
- Size 12KB
- SHA256 996645d7f16a6294babb6da83478062aed7b72318d7a51b66e90ab5d3edc51a5
- MD5 6d08f0d5503bb100b8429fefaad163a6
- SHA1 2a79aac2d3b715326c3dcd3c5cf2e33de3632a0a
- SHA512 e259b1aff39c533e3e31cf4eb323c8eb22b2beeb5d8ce2c929de30702a6d8ab8076aeacc983d724b05d7d99a6de8c4d239bd159642c7e75fb86faef683360a1f
- SSDEEP 192:cjHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZr0QPi:s/Qlt7wiij/lMRv/9V4brr
- TLSH T1A9427C1297B089F2F151093819667F2A6FBEAC5C23F405A3CFE304C63D212CB9879243
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsw87E9.tmp\nsDialogs.dll
- Size 9KB
- SHA256 715a9b58de0995d1a08384c522ad9af210e2791aaf8e87a6c07bfe72ebfd2cb5
- MD5 cf0351a2ab9128838be6b54cea8238d3
- SHA1 c3b1abb890d92a6058de7c3ac2b2185b2f4fd03c
- SHA512 f1a68557d3825ca879f66c1b6828342528e41b8c746d137c51b85e8f8341dcf69bffc5bab76a498113cb53de3f4502644de8a26adaa27c22fa005ee7186f7785
- SSDEEP 96:oXEv02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3Y8NqkzfFc:oXEvCu5e81785qHFcU0PuAw0uyWIFc
- TLSH T16012F892E2A454B3C5D6523B35AA2F2DCBBD5329B0927C01C7738E4D39395766E38343
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsw87E9.tmp\nsExec.dll
- Size 7KB
- SHA256 3a101fa91d4e8831dfb748a1e345ab74fd4a551e64254710bdf53972ba9b473c
- MD5 c953dd0aab774f1446fcd63fa7c5f613
- SHA1 6b7e1ef30b3ce2b353d310a8c99111c01e1f752e
- SHA512 7fdfc451ada1789ad44a33fee7a97acf9f482ae58b5207564ce8ac90fbc8b0fc891bc02d8c1d9a1d0d3fb77954106115582080e129bb93634a2cb16777201e14
- SSDEEP 96:JbzdzBzMDhOZZDbXf5GsWvSv1ckne94SDbYkvML1HT1fUNQaSGYuHwDQ:JEQHDb2vSuOc41ZfUNQZGdHo
- TLSH T15EE1093571C02DF7D08D897438167D2F83F4D52627BA05A046771AD579D0AF6EE28B42
- MD5 SHA1 SHA512 SSDEEP TLSH