cobaltstrike | 0749c57fa5774132e6218a35182fdb0d52a0f06fcd6d740dffa31342e43554eb

Analysis

max time kernel
122s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
16/05/2023, 01:33

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General

Target
ca26ba4682518b0c893a42fbc9f8c11e.ps1
Size 3KB
Sample230516-byhr1aba37
SHA256 0749c57fa5774132e6218a35182fdb0d52a0f06fcd6d740dffa31342e43554eb
MD5 4f2f57cf5d9c326bac188e388aadaf82
SHA1 03bf388e4110ef1b0c6e36c1e1c0480ed6478a02
SHA512 ccc7852728b3a833d7ce21dde0184994395f8dc2cf2f8b887f9afc28833e982013e7f5ad75c8ddb0c82ec3235367a605126ea315184e51e541185a23c7e6439a
MD5 SHA1 SHA512

Score

10^/10

cobaltstrike 0 1234567890 backdoor trojan

Malware Config

Extracted

Family

cobaltstrike

http://154.47.21.140:23336/KtKS

Attributes

user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0; MALC)

Extracted

Family

cobaltstrike

Botnet

1234567890

http://154.47.21.140:23336/updates.rss

Attributes

access_type
512
host
154.47.21.140,/updates.rss
http_header1
AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=
http_header2
AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=
http_method1
GET
http_method2
POST
polling_time
60000
port_number
23336
sc_process32
%windir%\syswow64\rundll32.exe
sc_process64
%windir%\sysnative\rundll32.exe
state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCp1vRA75vqrl4xf2Ic+VUgbqF7Uz8C/SZgHq0vRM/nVitdRV35670leO31xK4gkMnNo1k3cWj6OAhPH2YSqLB5fZUGxtkkhXF+BNFekp9KvIjkTEQT8q5SXY5mUevv8gVFgSpmUecnCDMrX9aZSiAQLz1hGWEBHTu9pixmtbOrawIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
unknown1
4096
unknown2
AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
uri
/submit.php
user_agent
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.30)
watermark
1234567890

Extracted

Family

cobaltstrike

Botnet

Attributes

watermark
0

Signatures

Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
trojan backdoor cobaltstrike

Blocklisted process makes network request 4 IoCs

flow	pid	Process
6	2352	powershell.exe
7	2352	powershell.exe
73	2352	powershell.exe
103	2352	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2352	powershell.exe
2352	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2352	powershell.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\ca26ba4682518b0c893a42fbc9f8c11e.ps1
1⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2352

Network

MITRE ATT&CK Matrix

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Downloads

__PSScriptPolicyTest_ujvzkiff.ofc.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ujvzkiff.ofc.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

Submit Download

memory/2352-138-0x000001BD7DD30000-0x000001BD7DD52000-memory.dmp

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memory/2352-143-0x000001BD7DE20000-0x000001BD7DE30000-memory.dmp

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memory/2352-144-0x000001BD7DE20000-0x000001BD7DE30000-memory.dmp

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memory/2352-145-0x000001BD7DE20000-0x000001BD7DE30000-memory.dmp

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memory/2352-146-0x000001BD7D8D0000-0x000001BD7D8D1000-memory.dmp

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memory/2352-147-0x000001BD7EC20000-0x000001BD7F020000-memory.dmp

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memory/2352-148-0x000001BD7DDD0000-0x000001BD7DE1E000-memory.dmp

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memory/2352-149-0x000001BD7DE20000-0x000001BD7DE30000-memory.dmp

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memory/2352-150-0x000001BD7DE20000-0x000001BD7DE30000-memory.dmp

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memory/2352-151-0x000001BD7DE20000-0x000001BD7DE30000-memory.dmp

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