Overview
overview
10Static
static
3TikToKBuilder.exe
windows11-21h2-x64
10$PLUGINSDI...ls.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3LICENSES.c...m.html
windows11-21h2-x64
1TikToKBuilder.exe
windows11-21h2-x64
10d3dcompiler_47.dll
windows11-21h2-x64
1ffmpeg.dll
windows11-21h2-x64
1libEGL.dll
windows11-21h2-x64
1libGLESv2.dll
windows11-21h2-x64
1locales/am.ps1
windows11-21h2-x64
1locales/et.ps1
windows11-21h2-x64
1locales/gu.ps1
windows11-21h2-x64
1locales/ml.ps1
windows11-21h2-x64
1locales/ms.ps1
windows11-21h2-x64
1locales/ru.ps1
windows11-21h2-x64
1resources/elevate.exe
windows11-21h2-x64
1vk_swiftshader.dll
windows11-21h2-x64
1vulkan-1.dll
windows11-21h2-x64
1$PLUGINSDI...7z.dll
windows11-21h2-x64
3Analysis
-
max time kernel
1478s -
max time network
1496s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
03-03-2024 20:57
Static task
static1
Behavioral task
behavioral1
Sample
TikToKBuilder.exe
Resource
win11-20240221-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win11-20240221-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win11-20240221-en
Behavioral task
behavioral4
Sample
LICENSES.chromium.html
Resource
win11-20240221-en
Behavioral task
behavioral5
Sample
TikToKBuilder.exe
Resource
win11-20240221-en
Behavioral task
behavioral6
Sample
d3dcompiler_47.dll
Resource
win11-20240221-en
Behavioral task
behavioral7
Sample
ffmpeg.dll
Resource
win11-20240221-en
Behavioral task
behavioral8
Sample
libEGL.dll
Resource
win11-20240221-en
Behavioral task
behavioral9
Sample
libGLESv2.dll
Resource
win11-20240221-en
Behavioral task
behavioral10
Sample
locales/am.ps1
Resource
win11-20240221-en
Behavioral task
behavioral11
Sample
locales/et.ps1
Resource
win11-20240221-en
Behavioral task
behavioral12
Sample
locales/gu.ps1
Resource
win11-20240221-en
Behavioral task
behavioral13
Sample
locales/ml.ps1
Resource
win11-20240221-en
Behavioral task
behavioral14
Sample
locales/ms.ps1
Resource
win11-20240221-en
Behavioral task
behavioral15
Sample
locales/ru.ps1
Resource
win11-20240221-en
Behavioral task
behavioral16
Sample
resources/elevate.exe
Resource
win11-20240221-en
Behavioral task
behavioral17
Sample
vk_swiftshader.dll
Resource
win11-20240221-en
Behavioral task
behavioral18
Sample
vulkan-1.dll
Resource
win11-20240221-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win11-20240221-en
General
-
Target
locales/et.ps1
-
Size
468KB
-
MD5
e7ea23d6304d5d600d884f4e3b3cb2d7
-
SHA1
99fbef7eb1bde7df398cce9faf6c7c357769334a
-
SHA256
292eb18ec61502b0e952b447f73a66143c56dd95f170981945e5aab53a6b32b3
-
SHA512
23dfa1161d11faf440241b1f48f2ddbc8ec086a8e18da351734656551f0f54fe4c94b490c0d3ecc378a3de7f7713a1626a7a6c21da2500b9597b44fd08197d50
-
SSDEEP
6144:5oD1EPHeXyxhmokCJ1HNRSnQp+LNmW7Fb0cmFotp43rPYJpiT/d25hjm43LPvCKt:5i1vokAwQ8FFmFotm25hjLx
Malware Config
Signatures
-
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2288 powershell.exe 2288 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2288 powershell.exe Token: 33 4244 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 4244 AUDIODG.EXE
Processes
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\locales\et.ps11⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2288
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x00000000000004E4 0x00000000000004D41⤵
- Suspicious use of AdjustPrivilegeToken
PID:4244
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82