fd198cf3ef764ffa17e7bd465d666057804a25ed5c6061074c0de7b6df43a667

Analysis

max time kernel
153s
max time network
171s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:09

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General

Target

2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe
Size

183KB
MD5

25aeb519d4e4e511a014053e5671b2df
SHA1

46ceafdfd2f51018e9fa80b0e6c2c675b81ed547
SHA256

2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9
SHA512

3c8d9bcb1bd3207fcfb65bffb865276f59a1486221e9e24f5d6a2f0382a7a31bb30aa87a90aa410061c855d549545a366ff000dc5128bcb7d830e7e90940943b
SSDEEP

3072:XmP7SGeqAiGs7tQbihaXIVjtKLqJGH63cDBvyxJD2OW9bpXjWkwmfoo:W2GEmyihaXGtKLqJ1s1yHD2Oeb0Lmfo

Score

10^/10

persistence privilege_escalation

Malware Config

Signatures

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\\Public\\Pictures\\xdwdNosati.exe"	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.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

Executes dropped EXE 4 IoCs

pid	Process
892	xdwdNosati.exe
2612	xdwdNosati.exe
2324	xdwdNosati.exe
2132	xdwdNosati.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\xdwd.dll	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe
File opened for modification	C:\Windows\xdwd.dll	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2784	schtasks.exe
320	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
972	taskeng.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2144	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe
Token: SeDebugPrivilege	892	xdwdNosati.exe
Token: SeIncBasePriorityPrivilege	892	xdwdNosati.exe
Token: SeDebugPrivilege	2612	xdwdNosati.exe
Token: SeDebugPrivilege	2324	xdwdNosati.exe
Token: SeDebugPrivilege	2132	xdwdNosati.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2144 wrote to memory of 2900	2144	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe	31
PID 2144 wrote to memory of 2900	2144	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe	31
PID 2144 wrote to memory of 2900	2144	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe	31
PID 2144 wrote to memory of 2228	2144	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe	32
PID 2144 wrote to memory of 2228	2144	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe	32
PID 2144 wrote to memory of 2228	2144	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe	32
PID 2228 wrote to memory of 2784	2228	cmd.exe	35
PID 2228 wrote to memory of 2784	2228	cmd.exe	35
PID 2228 wrote to memory of 2784	2228	cmd.exe	35
PID 2144 wrote to memory of 1892	2144	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe	36
PID 2144 wrote to memory of 1892	2144	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe	36
PID 2144 wrote to memory of 1892	2144	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe	36
PID 1892 wrote to memory of 320	1892	cmd.exe	38
PID 1892 wrote to memory of 320	1892	cmd.exe	38
PID 1892 wrote to memory of 320	1892	cmd.exe	38
PID 2144 wrote to memory of 892	2144	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe	39
PID 2144 wrote to memory of 892	2144	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe	39
PID 2144 wrote to memory of 892	2144	2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe	39
PID 972 wrote to memory of 2612	972	taskeng.exe	41
PID 972 wrote to memory of 2612	972	taskeng.exe	41
PID 972 wrote to memory of 2612	972	taskeng.exe	41
PID 972 wrote to memory of 2324	972	taskeng.exe	42
PID 972 wrote to memory of 2324	972	taskeng.exe	42
PID 972 wrote to memory of 2324	972	taskeng.exe	42
PID 972 wrote to memory of 2132	972	taskeng.exe	43
PID 972 wrote to memory of 2132	972	taskeng.exe	43
PID 972 wrote to memory of 2132	972	taskeng.exe	43

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\2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe
"C:\Users\Admin\AppData\Local\Temp\2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2144
- C:\Windows\system32\CMD.exe
  "CMD" netsh firewall add allowedprogram "C:\Users\Public\Pictures\xdwdNosati.exe" WindowsControl ENABLE & exit
  2⤵
  PID:2900
- C:\Windows\system32\cmd.exe
  "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Users\Public\Pictures\xdwdNosati.exe" /RL HIGHEST & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2228
- - C:\Windows\system32\schtasks.exe
    schtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Users\Public\Pictures\xdwdNosati.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2784
- C:\Windows\system32\cmd.exe
  "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "Microsoft\MachineCore" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\xdwdNosatis.exe" /RL HIGHEST & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1892
- - C:\Windows\system32\schtasks.exe
    schtasks /create /f /sc minute /mo 30 /tn "Microsoft\MachineCore" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\xdwdNosatis.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:320
- C:\Users\Public\Pictures\xdwdNosati.exe
  "C:\Users\Public\Pictures\xdwdNosati.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:892

C:\Windows\system32\taskeng.exe
taskeng.exe {6F5FAE02-1DCE-462E-BEA5-8B3086611C45} S-1-5-21-3692679935-4019334568-335155002-1000:BCXRJFKE\Admin:Interactive:[1]
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:972
- C:\Users\Public\Pictures\xdwdNosati.exe
  C:\Users\Public\Pictures\xdwdNosati.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2612
- C:\Users\Public\Pictures\xdwdNosati.exe
  C:\Users\Public\Pictures\xdwdNosati.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2324
- C:\Users\Public\Pictures\xdwdNosati.exe
  C:\Users\Public\Pictures\xdwdNosati.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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 Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Public\Pictures\xdwdNosati.exe

Filesize
183KB

MD5
25aeb519d4e4e511a014053e5671b2df

SHA1
46ceafdfd2f51018e9fa80b0e6c2c675b81ed547

SHA256
2faeca4666ab05cf6704a2976357a5783bec6deb9c377aac3c94088405ce14e9

SHA512
3c8d9bcb1bd3207fcfb65bffb865276f59a1486221e9e24f5d6a2f0382a7a31bb30aa87a90aa410061c855d549545a366ff000dc5128bcb7d830e7e90940943b

Download Submit
C:\Windows\xdwd.dll

Filesize
136KB

MD5
16e5a492c9c6ae34c59683be9c51fa31

SHA1
97031b41f5c56f371c28ae0d62a2df7d585adaba

SHA256
35c8d022e1d917f1aabdceae98097ccc072161b302f84c768ca63e4b32ac2b66

SHA512
20fd369172ef5e3e2fde388666b42e8fe5f0c2bfa338c0345f45e98af6561a249ba3ecc48c3f16efcc73f02ecb67b3ddb1e2e8f0e77d18fa00ac34e6379e50b6

Download Submit
memory/892-57-0x000007FEF72F0000-0x000007FEF7312000-memory.dmp

Filesize
136KB

Download
memory/892-50-0x0000000000290000-0x00000000002C4000-memory.dmp

Filesize
208KB

Download
memory/892-53-0x000007FEF72F0000-0x000007FEF7312000-memory.dmp

Filesize
136KB

Download
memory/972-56-0x000007FEF72F0000-0x000007FEF7312000-memory.dmp

Filesize
136KB

Download
memory/972-61-0x000007FEF72F0000-0x000007FEF7312000-memory.dmp

Filesize
136KB

Download
memory/972-66-0x000007FEF72F0000-0x000007FEF7312000-memory.dmp

Filesize
136KB

Download
memory/2132-82-0x000007FEF72F0000-0x000007FEF7312000-memory.dmp

Filesize
136KB

Download
memory/2144-27-0x000007FEF6403000-0x000007FEF6404000-memory.dmp

Filesize
4KB

Download
memory/2144-1-0x0000000001020000-0x0000000001054000-memory.dmp

Filesize
208KB

Download
memory/2144-0-0x000007FEF6403000-0x000007FEF6404000-memory.dmp

Filesize
4KB

Download
memory/2324-68-0x000007FEF72F0000-0x000007FEF7312000-memory.dmp

Filesize
136KB

Download
memory/2612-54-0x000007FEF72F0000-0x000007FEF7312000-memory.dmp

Filesize
136KB

Download