blacknet | eecb4035c620f07749f4627e6c7243dd4053b4918c6d76e236374900d0dace3b

General

Target

D867A6939E03FF1CCF63605DDDEA632E.exe
Size

195KB
MD5

d867a6939e03ff1ccf63605dddea632e
SHA1

b04f4689ac1ecd317387b28fad290f15a68878d9
SHA256

eecb4035c620f07749f4627e6c7243dd4053b4918c6d76e236374900d0dace3b
SHA512

28a848f5411c8af9e046ff37507f96da84790bdaf140fbae1526ce980cb0142d47f957de3a3f1a36a6a12c6e32c28f6706f06d770e4948a6ae3f74c3c628fba2
SSDEEP

1536:eZuhD5z28TC2PBttWjm38hPMsCoTgbSUPH4Lksi9WXU+pOk+G8wb/APcz+tBvqtu:7pmjm38QegbSKHanO1wbClvmYlVfm+

Score

10^/10

blacknet persistence trojan

Malware Config

Signatures

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

BlackNET payload 1 IoCs

Processes:

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

Contains code to disable Windows Defender 1 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\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe	disable_win_def

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

D867A6939E03FF1CCF63605DDDEA632E.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\35dcbc7eb742dd4f1edfbccf7826c724 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\D867A6939E03FF1CCF63605DDDEA632E.exe"	D867A6939E03FF1CCF63605DDDEA632E.exe

C:\Users\Admin\AppData\Local\Temp\D867A6939E03FF1CCF63605DDDEA632E.exe
"C:\Users\Admin\AppData\Local\Temp\D867A6939E03FF1CCF63605DDDEA632E.exe"
1⤵
- Adds Run key to start application
PID:1872

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" Get-MpPreference -verbose
2⤵
PID:2232

C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe
"C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe"
2⤵
PID:4492

C:\Users\Admin\AppData\Local\Temp\svchosts.exe
"C:\Users\Admin\AppData\Local\Temp\svchosts.exe"
2⤵
PID:4468

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe
Filesize
195KB

MD5
d867a6939e03ff1ccf63605dddea632e

SHA1
b04f4689ac1ecd317387b28fad290f15a68878d9

SHA256
eecb4035c620f07749f4627e6c7243dd4053b4918c6d76e236374900d0dace3b

SHA512
28a848f5411c8af9e046ff37507f96da84790bdaf140fbae1526ce980cb0142d47f957de3a3f1a36a6a12c6e32c28f6706f06d770e4948a6ae3f74c3c628fba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dyvmgu4q.wsm.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchosts.exe
Filesize
18KB

MD5
d133d370c3858c9811e70f95d554d2c6

SHA1
bb09b1253ce571a49b76951283883a3499588295

SHA256
87a1711030512dd414bcbab0659a2b51c0c16505bd8a068a282a1cc2c9fdf93b

SHA512
db4d41fca43e496b2b0d8d47d936a9ce204e3b6c4c669a8a9810362776a977b5337359b843fcd1d20004455d2c91f9790b3accb5352f4e55ec53c7e5d359d778

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-557049126-2506969350-2798870634-1000\d0f230304e413b49f7b36faf47b3bc53_571594ad-b717-4cea-93ae-747ab327a92a
Filesize
2KB

MD5
8de91c4f830956990012f9fd1269e490

SHA1
5396852c5a98d586d3970638bebf52ac4d7da6b9

SHA256
4b1f314ed0d2dd0aedd922297f2b16cce1d5716a24469b72a9e17ea43bc40433

SHA512
4c0ef84683613edb6196a43e2da73c58203e080cdee1c4119ad6b3823db137fec0628eb7fa8f34a7da93aa142a13b001168959d59cb425ae858372b5d7f2d555

Download Submit
memory/1872-52-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-14-0x00007FFC8D520000-0x00007FFC8DEC1000-memory.dmp

Filesize
9.6MB

Download
memory/1872-6-0x0000000000EA0000-0x0000000000EA8000-memory.dmp

Filesize
32KB

Download
memory/1872-7-0x000000001C060000-0x000000001C0AC000-memory.dmp

Filesize
304KB

Download
memory/1872-8-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

Filesize
64KB

Download
memory/1872-13-0x000000001D000000-0x000000001D062000-memory.dmp

Filesize
392KB

Download
memory/1872-106-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

Filesize
2.0MB

Download
memory/1872-15-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

Filesize
64KB

Download
memory/1872-16-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

Filesize
64KB

Download
memory/1872-24-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

Filesize
64KB

Download
memory/1872-23-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

Filesize
64KB

Download
memory/1872-26-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

Filesize
64KB

Download
memory/1872-25-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

Filesize
64KB

Download
memory/1872-27-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-29-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-28-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-30-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-40-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-41-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-105-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

Filesize
2.0MB

Download
memory/1872-42-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-43-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-44-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-50-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-51-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-47-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-0-0x000000001B3C0000-0x000000001B466000-memory.dmp

Filesize
664KB

Download
memory/1872-53-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-54-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-5-0x000000001BF00000-0x000000001BF9C000-memory.dmp

Filesize
624KB

Download
memory/1872-4-0x00007FFC8D520000-0x00007FFC8DEC1000-memory.dmp

Filesize
9.6MB

Download
memory/1872-104-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

Filesize
2.0MB

Download
memory/1872-70-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-3-0x000000001B990000-0x000000001BE5E000-memory.dmp

Filesize
4.8MB

Download
memory/1872-102-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

Filesize
2.0MB

Download
memory/1872-74-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-101-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

Filesize
2.0MB

Download
memory/1872-100-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

Filesize
2.0MB

Download
memory/1872-76-0x0000000020870000-0x0000000020970000-memory.dmp

Filesize
1024KB

Download
memory/1872-99-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

Filesize
2.0MB

Download
memory/1872-79-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

Filesize
2.0MB

Download
memory/1872-2-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

Filesize
64KB

Download
memory/1872-98-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

Filesize
2.0MB

Download
memory/1872-1-0x00007FFC8D520000-0x00007FFC8DEC1000-memory.dmp

Filesize
9.6MB

Download
memory/1872-80-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

Filesize
2.0MB

Download
memory/2232-90-0x000002BB487E0000-0x000002BB48802000-memory.dmp

Filesize
136KB

Download
memory/2232-75-0x00007FFC89DC0000-0x00007FFC8A881000-memory.dmp

Filesize
10.8MB

Download
memory/2232-68-0x000002BB48860000-0x000002BB48870000-memory.dmp

Filesize
64KB

Download
memory/4468-97-0x00007FFC8D520000-0x00007FFC8DEC1000-memory.dmp

Filesize
9.6MB

Download
memory/4468-78-0x00007FFC8D520000-0x00007FFC8DEC1000-memory.dmp

Filesize
9.6MB

Download
memory/4468-77-0x0000000000C70000-0x0000000000C80000-memory.dmp

Filesize
64KB

Download
memory/4468-103-0x0000000000C70000-0x0000000000C80000-memory.dmp

Filesize
64KB

Download
memory/4492-91-0x0000000000D60000-0x0000000000D70000-memory.dmp

Filesize
64KB

Download
memory/4492-96-0x0000000000D60000-0x0000000000D70000-memory.dmp

Filesize
64KB

Download
memory/4492-73-0x00007FFC8D520000-0x00007FFC8DEC1000-memory.dmp

Filesize
9.6MB

Download
memory/4492-60-0x00007FFC8D520000-0x00007FFC8DEC1000-memory.dmp

Filesize
9.6MB

Download
memory/4492-55-0x0000000000D60000-0x0000000000D70000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads