blacknet | b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

General

Target

b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
Size

131KB
MD5

c4f79edc4498c5570495bb36fc942134
SHA1

00046b588252502480e8e708a22d25ae1d9b05fa
SHA256

b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09
SHA512

07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

Score

10^/10

blacknet hacked persistence trojan

Malware Config

Extracted

Family

blacknet

Version

v3.5 Public

Botnet

HacKed

C2

http://finalb.xyz/NiggaNet

Mutex

BN[RqfcWolJ-7232457]

Attributes

antivm
true
elevate_uac
false
install_name
WindowsUpdate.exe
splitter
|BN|
start_name
df7427b5e05183e625345c3c37ef31c0
startup
true
usb_spread
true

aes.plain

Signatures

BlackNET
BlackNET is an open source remote access tool written in VB.NET.
trojan blacknet

BlackNET Payload 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe	family_blacknet
C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe	family_blacknet

Contains code to disable Windows Defender 2 IoCs

A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe	disable_win_def
C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe	disable_win_def

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\df7427b5e05183e625345c3c37ef31c0 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\df7427b5e05183e625345c3c37ef31c0 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\MyClient\\WindowsUpdate.exe"	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe

pid	process
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe

description pid process

Token: SeDebugPrivilege 1756 b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe

description	pid	process
Token: SeDebugPrivilege	1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe

pid	process
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
1756	b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe

C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1756

C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe"
2⤵
PID:1984

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe
Filesize
131KB

MD5
c4f79edc4498c5570495bb36fc942134

SHA1
00046b588252502480e8e708a22d25ae1d9b05fa

SHA256
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

SHA512
07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe
Filesize
131KB

MD5
c4f79edc4498c5570495bb36fc942134

SHA1
00046b588252502480e8e708a22d25ae1d9b05fa

SHA256
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

SHA512
07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

Download Submit
memory/1756-68-0x0000000000A59000-0x0000000000A5C000-memory.dmp

Filesize
12KB

Download
memory/1756-75-0x0000000000A81000-0x0000000000A88000-memory.dmp

Filesize
28KB

Download
memory/1756-54-0x000007FEF2E40000-0x000007FEF3ED6000-memory.dmp

Filesize
16.6MB

Download
memory/1756-59-0x0000000000A81000-0x0000000000A85000-memory.dmp

Filesize
16KB

Download
memory/1756-60-0x0000000000A61000-0x0000000000A64000-memory.dmp

Filesize
12KB

Download
memory/1756-61-0x0000000000A75000-0x0000000000A79000-memory.dmp

Filesize
16KB

Download
memory/1756-62-0x0000000000A79000-0x0000000000A7D000-memory.dmp

Filesize
16KB

Download
memory/1756-63-0x0000000000A7D000-0x0000000000A81000-memory.dmp

Filesize
16KB

Download
memory/1756-64-0x0000000000A6D000-0x0000000000A74000-memory.dmp

Filesize
28KB

Download
memory/1756-65-0x0000000000A85000-0x0000000000A89000-memory.dmp

Filesize
16KB

Download
memory/1756-66-0x0000000000A67000-0x0000000000A6A000-memory.dmp

Filesize
12KB

Download
memory/1756-67-0x0000000000A59000-0x0000000000A5F000-memory.dmp

Filesize
24KB

Download
memory/1756-58-0x0000000000A71000-0x0000000000A75000-memory.dmp

Filesize
16KB

Download
memory/1756-69-0x0000000000A52000-0x0000000000A56000-memory.dmp

Filesize
16KB

Download
memory/1756-77-0x0000000000A82000-0x0000000000A88000-memory.dmp

Filesize
24KB

Download
memory/1756-71-0x0000000000A81000-0x0000000000A88000-memory.dmp

Filesize
28KB

Download
memory/1756-72-0x0000000000A4C000-0x0000000000A56000-memory.dmp

Filesize
40KB

Download
memory/1756-73-0x0000000000A61000-0x0000000000A65000-memory.dmp

Filesize
16KB

Download
memory/1756-74-0x0000000000A63000-0x0000000000A66000-memory.dmp

Filesize
12KB

Download
memory/1756-57-0x0000000000A6D000-0x0000000000A71000-memory.dmp

Filesize
16KB

Download
memory/1756-76-0x0000000000A61000-0x0000000000A64000-memory.dmp

Filesize
12KB

Download
memory/1756-70-0x0000000000A61000-0x0000000000A68000-memory.dmp

Filesize
28KB

Download
memory/1756-55-0x000007FEFBDA1000-0x000007FEFBDA3000-memory.dmp

Filesize
8KB

Download
memory/1756-56-0x0000000000A26000-0x0000000000A45000-memory.dmp

Filesize
124KB

Download
memory/1984-78-0x0000000000000000-mapping.dmp

Download
memory/1984-81-0x000007FEF2E40000-0x000007FEF3ED6000-memory.dmp

Filesize
16.6MB

Download
memory/1984-83-0x0000000002136000-0x0000000002155000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads