Resubmissions
04/07/2026, 15:04
260704-sf27cscw8m1004/07/2026, 14:41
260704-r2qvsagv6s1004/07/2026, 14:30
260704-rvg93ags811004/07/2026, 14:25
260704-rrbccab14n1004/07/2026, 14:20
260704-rnqb4af15z1004/07/2026, 14:17
260704-rl1p2sf14s10Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/07/2026, 14:25
Behavioral task
behavioral1
Sample
0qbuoyx1abygv4ey.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
0qbuoyx1abygv4ey.exe
Resource
win11ltsc2024-20260629-en
9 signatures
150 seconds
General
- Target 0qbuoyx1abygv4ey.exe
- Size 373KB
- Sample260704-rrbccab14n
- SHA256 b734bfdaad9f9f745379d1231bb15715ae227dfb52b637a7d51624a7a8d16646
- MD5 24d95c6052d03b268154e6d0e3ff510b
- SHA1 5280baf2fb3d4675bf1e0be813118434c15f3f8d
- SHA512 3e77e50403890a4084ec4e37791efb52897a9dbf31923a112fe9fa46771b888c3d91373f4630c132d439b3050853fba047e5a177a3cb3266b8b1179727abe53b
- SSDEEP 6144:ylqJoOg+hMRITlhQbjusw6v6aP0IKfVrMu/xs7Ew30TlbN2wi6j7UXM:o4oOg+xYPcfKex830Bi6jo
- TLSH T15784C6257FA48E00D580197ECABE3609CB16E0F22502A347370AF7A25D459DEDE6D3DB
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Extracted
Family
-
sheetrat
Version
-
1.8
C2
-
ola0mn4tzk.localto.net:3722
Signatures
- Detects Sheetrat obfuscated V1.8 and higher 2 IoCs
Sheetrat aka NonEuclid RAT is a trojan written in C#.
resource yara_rule behavioral2/memory/5904-0-0x0000000000300000-0x0000000000364000-memory.dmp family_sheetrat_v4 behavioral2/files/0x000d00000001c6c8-13.dat family_sheetrat_v4 - Executes dropped EXE 4 IoCs
pid Process 6468 Defender.exe 4940 Defender.exe 6308 Defender.exe 6788 Defender.exe - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\System32\Defender.exe 0qbuoyx1abygv4ey.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 6688 schtasks.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 5904 0qbuoyx1abygv4ey.exe Token: SeDebugPrivilege 6468 Defender.exe Token: SeDebugPrivilege 4940 Defender.exe Token: SeIncBasePriorityPrivilege 6468 Defender.exe Token: SeDebugPrivilege 6308 Defender.exe Token: SeDebugPrivilege 6788 Defender.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 5904 wrote to memory of 908 5904 0qbuoyx1abygv4ey.exe 90 PID 5904 wrote to memory of 4800 5904 0qbuoyx1abygv4ey.exe 92 PID 4800 wrote to memory of 6688 4800 cmd.exe 94 PID 5904 wrote to memory of 6468 5904 0qbuoyx1abygv4ey.exe 95 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\0qbuoyx1abygv4ey.exe"C:\Users\Admin\AppData\Local\Temp\0qbuoyx1abygv4ey.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5904 -
C:\Windows\SYSTEM32\CMD.exe"CMD" netsh advfirewall firewall add rule name="I7!e\;fF\!m/\(" dir=in action=allow program="C:\Windows\System32\Defender.exe" enable=yes & exit2⤵PID:908
-
-
C:\Windows\SYSTEM32\cmd.exe"cmd" /c schtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Windows\System32\Defender.exe" /RL HIGHEST & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4800 -
C:\Windows\system32\schtasks.exeschtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Windows\System32\Defender.exe" /RL HIGHEST3⤵
- Scheduled Task/Job: Scheduled Task
PID:6688
-
-
-
C:\Windows\System32\Defender.exe"C:\Windows\System32\Defender.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:6468
-
-
C:\Windows\System32\Defender.exeC:\Windows\System32\Defender.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4940
-
C:\Windows\System32\Defender.exe"C:\Windows\System32\Defender.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:6308
-
C:\Windows\System32\Defender.exe"C:\Windows\System32\Defender.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:6788
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\System32\Defender.exe
- Size 373KB
- SHA256 b734bfdaad9f9f745379d1231bb15715ae227dfb52b637a7d51624a7a8d16646
- MD5 24d95c6052d03b268154e6d0e3ff510b
- SHA1 5280baf2fb3d4675bf1e0be813118434c15f3f8d
- SHA512 3e77e50403890a4084ec4e37791efb52897a9dbf31923a112fe9fa46771b888c3d91373f4630c132d439b3050853fba047e5a177a3cb3266b8b1179727abe53b
- SSDEEP 6144:ylqJoOg+hMRITlhQbjusw6v6aP0IKfVrMu/xs7Ew30TlbN2wi6j7UXM:o4oOg+xYPcfKex830Bi6jo
- TLSH T15784C6257FA48E00D580197ECABE3609CB16E0F22502A347370AF7A25D459DEDE6D3DB
- MD5 SHA1 SHA512 SSDEEP TLSH