sheetrat | 15bd6c2bd0dfc9f13c5f0ae5b382ba0984acc7b7c701edda46db437d5b0e45dc

Analysis

user interaction
yes
max time kernel
50s
max time network
53s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
07/11/2026, 15:27

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General

Target
puzocheat.exe
Size 427KB
Sample261107-svs71afc59
SHA256 15bd6c2bd0dfc9f13c5f0ae5b382ba0984acc7b7c701edda46db437d5b0e45dc
MD5 b0aa066a2b993f3bc88f87810474023d
SHA1 c30c330fec12ed5c08bb15d01d35cb09b452e4c2
SHA512 d0524a2e1dd933e0024ce7ecf30fc55d51b4333ce85e4dc54bde9027a86c266101f87e13276523db6565c59314c827498c51f18e212ad2e2b6199910d0c9c3c3
SSDEEP 6144:8rTnWugF1PK5K/hXXnb2iRe6VlWT8b9VhnnW8Ju3wiblwCdB1l4S:8vBgfRPVle8zownCj
TLSH
T17294A20CFE91E809DD5A3E77CFE614104B7125C12F229296324AAFFC8B9537658E25BC
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

sheet_rvwecjakpgrl discovery execution sheetrat persistence privilege_escalation trojan

Malware Config

Extracted

Family

sheetrat

Version

Campaign

Sheet_rvwecjakpgrl

95.85.229.223:5093

Signatures

Family: Sheetrat, NonEuclid rat
Sheetrat aka NonEuclid RAT is a trojan written in C#.
trojan sheetrat

Detects Sheetrat obfuscated V1.8 and higher 1 IoCs

Sheetrat aka NonEuclid RAT is a trojan written in C#.

resource	yara_rule
behavioral2/memory/4516-0-0x0000000000A00000-0x0000000000A70000-memory.dmp	family_sheetrat_v4

Detects Sheetrat obfuscated version 1 IoCs

resource	yara_rule
behavioral2/memory/4516-0-0x0000000000A00000-0x0000000000A70000-memory.dmp	Sheetrat_v5

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\System32\\userinit.exe,C:\\Users\\Admin\\AppData\\Local\\Microsoft\\Windows\\INetCookies\\xdwdGoogle Chrome Update.exe"	puzocheat.exe

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Loads dropped DLL 14 IoCs

pid	Process
1824	Process not Found
236	Process not Found
3136	Process not Found
5088	Process not Found
4088	Process not Found
2216	Process not Found
4232	Process not Found
3264	svchost.exe
3228	Process not Found
4784	Process not Found
1096	Process not Found
4648	Process not Found
5168	Process not Found
5764	Process not Found

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\xdwdCorel Painter.exe	puzocheat.exe
File opened for modification	C:\Windows\xdwdCorel Painter.exe	puzocheat.exe
File created	C:\Windows\xdwd.dll	puzocheat.exe

Executes a command shell one-liner 1 TTPs 13 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
3088	CMD.exe
4984	CMD.exe
2100	CMD.exe
2500	CMD.exe
3816	CMD.exe
2904	CMD.exe
2924	CMD.exe
4508	CMD.exe
2444	CMD.exe
3676	CMD.exe
5600	CMD.exe
3084	CMD.exe
1768	CMD.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	puzocheat.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	puzocheat.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 13 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1948	schtasks.exe
5444	schtasks.exe
5912	schtasks.exe
4740	schtasks.exe
5728	schtasks.exe
2672	schtasks.exe
2832	schtasks.exe
1500	schtasks.exe
2000	schtasks.exe
5752	schtasks.exe
4460	schtasks.exe
1268	schtasks.exe
1348	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3264	svchost.exe
3264	svchost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4516	puzocheat.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 4516 wrote to memory of 2500	4516	puzocheat.exe	91
PID 2500 wrote to memory of 2000	2500	CMD.exe	93
PID 4516 wrote to memory of 3084	4516	puzocheat.exe	94
PID 3084 wrote to memory of 4740	3084	CMD.exe	96
PID 4516 wrote to memory of 3816	4516	puzocheat.exe	97
PID 3816 wrote to memory of 5752	3816	CMD.exe	99
PID 4516 wrote to memory of 1768	4516	puzocheat.exe	102
PID 1768 wrote to memory of 4460	1768	CMD.exe	104
PID 4516 wrote to memory of 2904	4516	puzocheat.exe	105
PID 2904 wrote to memory of 5728	2904	CMD.exe	107
PID 4516 wrote to memory of 3088	4516	puzocheat.exe	108
PID 3088 wrote to memory of 1268	3088	CMD.exe	110
PID 4516 wrote to memory of 2924	4516	puzocheat.exe	111
PID 2924 wrote to memory of 2672	2924	CMD.exe	113
PID 4516 wrote to memory of 4508	4516	puzocheat.exe	115
PID 4508 wrote to memory of 2832	4508	CMD.exe	117
PID 4516 wrote to memory of 4984	4516	puzocheat.exe	118
PID 4984 wrote to memory of 1348	4984	CMD.exe	120
PID 4516 wrote to memory of 2100	4516	puzocheat.exe	121
PID 2100 wrote to memory of 1500	2100	CMD.exe	123
PID 4516 wrote to memory of 2444	4516	puzocheat.exe	124
PID 2444 wrote to memory of 1948	2444	CMD.exe	126
PID 4516 wrote to memory of 3676	4516	puzocheat.exe	127
PID 3676 wrote to memory of 5444	3676	CMD.exe	129
PID 4516 wrote to memory of 5600	4516	puzocheat.exe	130
PID 5600 wrote to memory of 5912	5600	CMD.exe	132

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.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\puzocheat.exe
"C:\Users\Admin\AppData\Local\Temp\puzocheat.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4516
- C:\Windows\SYSTEM32\CMD.exe
  "CMD" /C SchTaSKs /CrEAte /F /sc OnLoGoN /rl HighEst /tn "HandBrake" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" & exit
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:2500
- - C:\Windows\system32\schtasks.exe
    SchTaSKs /CrEAte /F /sc OnLoGoN /rl HighEst /tn "HandBrake" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2000
- C:\Windows\SYSTEM32\CMD.exe
  "CMD" /c SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST & exit
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:3084
- - C:\Windows\system32\schtasks.exe
    SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:4740
- C:\Windows\SYSTEM32\CMD.exe
  "CMD" /c SchTaSKs /create /f /sc minute /mo 5 /tn "Spotify Upgrade" /tr "C:\Windows\xdwdCorel Painter.exe" /RL HIGHEST & exit
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:3816
- - C:\Windows\system32\schtasks.exe
    SchTaSKs /create /f /sc minute /mo 5 /tn "Spotify Upgrade" /tr "C:\Windows\xdwdCorel Painter.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:5752
- C:\Windows\SYSTEM32\CMD.exe
  "CMD" /c SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST & exit
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:1768
- - C:\Windows\system32\schtasks.exe
    SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:4460
- C:\Windows\SYSTEM32\CMD.exe
  "CMD" /c SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST & exit
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:2904
- - C:\Windows\system32\schtasks.exe
    SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:5728
- C:\Windows\SYSTEM32\CMD.exe
  "CMD" /c SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST & exit
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:3088
- - C:\Windows\system32\schtasks.exe
    SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:1268
- C:\Windows\SYSTEM32\CMD.exe
  "CMD" /c SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST & exit
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:2924
- - C:\Windows\system32\schtasks.exe
    SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2672
- C:\Windows\SYSTEM32\CMD.exe
  "CMD" /c SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST & exit
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:4508
- - C:\Windows\system32\schtasks.exe
    SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2832
- C:\Windows\SYSTEM32\CMD.exe
  "CMD" /c SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST & exit
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:4984
- - C:\Windows\system32\schtasks.exe
    SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:1348
- C:\Windows\SYSTEM32\CMD.exe
  "CMD" /c SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST & exit
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Windows\system32\schtasks.exe
    SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:1500
- C:\Windows\SYSTEM32\CMD.exe
  "CMD" /c SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST & exit
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:2444
- - C:\Windows\system32\schtasks.exe
    SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:1948
- C:\Windows\SYSTEM32\CMD.exe
  "CMD" /c SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST & exit
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:3676
- - C:\Windows\system32\schtasks.exe
    SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:5444
- C:\Windows\SYSTEM32\CMD.exe
  "CMD" /c SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST & exit
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:5600
- - C:\Windows\system32\schtasks.exe
    SchTaSKs /create /f /sc minute /mo -1 /tn "Unity" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdGoogle Chrome Update.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:5912

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:3264

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

xdwd.dll

Path C:\Windows\xdwd.dll
Size 136KB
SHA256 35c8d022e1d917f1aabdceae98097ccc072161b302f84c768ca63e4b32ac2b66
MD5 16e5a492c9c6ae34c59683be9c51fa31
SHA1 97031b41f5c56f371c28ae0d62a2df7d585adaba
SHA512 20fd369172ef5e3e2fde388666b42e8fe5f0c2bfa338c0345f45e98af6561a249ba3ecc48c3f16efcc73f02ecb67b3ddb1e2e8f0e77d18fa00ac34e6379e50b6
SSDEEP 3072:t0iX+jLyDcqaH9a6DFHo6MjD7VbZaZaZ8Xwlk4MHWZpt:t07yDSvdoRj2up
TLSH
T151D35B0772A500BFE1668638C5630A09E777B8211770DBAF33A4429D9F277E19D3AF61
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4516-0-0x0000000000A00000-0x0000000000A70000-memory.dmp

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memory/4516-1-0x00007FF84FD1F000-0x00007FF84FD20000-memory.dmp

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memory/4516-2-0x00007FF84FB90000-0x00007FF850534000-memory.dmp

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memory/4516-3-0x00007FF84FB90000-0x00007FF850534000-memory.dmp

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memory/4516-4-0x00007FF84FB90000-0x00007FF850534000-memory.dmp

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memory/4516-5-0x00007FF84FB90000-0x00007FF850534000-memory.dmp

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memory/4516-6-0x00007FF84FB90000-0x00007FF850534000-memory.dmp

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memory/4516-7-0x00007FF84FB90000-0x00007FF850534000-memory.dmp

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memory/4516-8-0x00007FF84FB90000-0x00007FF850534000-memory.dmp

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memory/4516-40-0x00007FF84FB90000-0x00007FF850534000-memory.dmp

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memory/4516-125-0x00007FF84FB90000-0x00007FF850534000-memory.dmp

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