Analysis
- max time kernel
76s - max time network
78s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/11/2026, 18:24
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
update.exe
Resource
win10v2004-20260911-en
4 signatures
900 seconds
Behavioral task
behavioral2
Sample
update.exe
Resource
win11ltsc2024-20260911-en
4 signatures
900 seconds
General
- Target update.exe
- Size 8.4MB
- Sample261101-w15prses6q
- SHA256 32d6d0ab3c2bcd76bc6e194092f9abfac1e9fe57c2565f965efab55aa3f4f5f5
- MD5 eb87292a41aa9d1bd59e477e34b32992
- SHA1 d5cfbce0146921181409a526f0dc602757b1dbd3
- SHA512 1387ce41af1b2afd659fa3fc4639e5a194246da4024ee507cfe4934096b082c2a9a4058ffdab90840ed427a603b71c3b53a9088dc6fbb0192e2a7443a48defa1
- SSDEEP 196608:+lOwy6cyeAbMUKL4lcqi2cL4VGyDqOYYXYpsATBN4UsCv:+lB/hbV/lF2KYptN4UsC
- TLSH T133963377DE34AFD0C476443823A3AB105CF23E5C86505361EA9B7A0A23F2E69625F15F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
- Detects DonutLoader 1 IoCs
resource yara_rule behavioral2/memory/5496-9-0x0000018AE43A0000-0x0000018AE4B4C000-memory.dmp family_donutloader - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1984 update.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1984 wrote to memory of 5712 1984 update.exe 90 PID 1984 wrote to memory of 5712 1984 update.exe 90 PID 1984 wrote to memory of 5712 1984 update.exe 90 PID 1984 wrote to memory of 5496 1984 update.exe 91 PID 1984 wrote to memory of 5496 1984 update.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\update.exe"C:\Users\Admin\AppData\Local\Temp\update.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Windows\SYSTEM32\notepad.exenotepad.exe2⤵PID:5712
-
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C:\Windows\SYSTEM32\notepad.exenotepad.exe2⤵PID:5496
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:236