cobaltstrike | 64c50dfa553f8b4ebd0b40907a985a76be1b1d7e43d5642b5b5d7c4aff4fdd4b

Analysis

max time kernel
123s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
29-03-2024 02:18

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General

Target

bdcab25f0e6ad6468488e7bcfc3e6604d109b18df3e33d07fab595d2543cb724.ps1
Size

683KB
MD5

7c962a2323b89953f79ed0824f7dd03c
SHA1

7d56a17a252d5dfc6a5c6e6e8de205d23fa9b736
SHA256

bdcab25f0e6ad6468488e7bcfc3e6604d109b18df3e33d07fab595d2543cb724
SHA512

9462c38881db91dd6397ff16406526fc5e4e36c74abd456f430f9a9d545c125531e6d54fe9ea5611d39e80bde69fec9b3d687d210b14ea9e95d56b20afe68243
SSDEEP

12288:0/y43z5jNXJC/PDXXptvu9wf+CRLH+4jpW:EVD5hgXpt29gW

Score

10^/10

cobaltstrike 666 backdoor trojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

666

http://bellebobas.com:443/static/

Attributes

access_type
512
beacon_type
2048
dns_idle
6.7373064e+07
dns_sleep
8.1297408e+08
host
bellebobas.com,/static/
http_header1
AAAACgAAAB9BY2NlcHQtTGFuZ3VhZ2U6IGVuLVVTLGVuO3E9MC41AAAACgAAAFJBY2NlcHQ6IHRleHQvaHRtbCxhcHBsaWNhdGlvbi94aHRtbCt4bWwsYXBwbGljYXRpb24veG1sO3E9MC45LGltYWdlL3dlYnAsKi8qO3E9MC44AAAACgAAAB5BY2NlcHQtRW5jb2Rpbmc6IGd6aXAsIGRlZmxhdGUAAAAKAAAAEUNvbm5lY3Rpb246IGNsb3NlAAAABwAAAAAAAAAPAAAADQAAAAEAAAALL2tpdHRlbi5naWYAAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
http_header2
AAAACgAAAB5Db250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL2pzb24AAAAKAAAAEUNvbm5lY3Rpb246IGNsb3NlAAAABwAAAAAAAAAPAAAACAAAAAYAAAAOQXV0aGVudGljYXRpb24AAAAHAAAAAQAAAAMAAAACAAAAc3siaW1hZ2VfdXJsIiA6ICJodHRwczovL3N1bjktMjMudXNlcmFwaS5jb20vRzRKdmRaREVmTGRJUGxOTjEtSmtNR1EydW5mMktFSVY1NE9tNWcvYWJKNzBqR0hmVmsuanBnIiwgIm1ldGFkYXRhIiA6ICIAAAABAAAAAiJ9AAAABAAAAAAAAA==
http_method1
GET
http_method2
POST
jitter
5120
maxdns
235
polling_time
60000
port_number
443
sc_process32
%windir%\syswow64\dfrgui.exe
sc_process64
%windir%\sysnative\dfrgui.exe
state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDaxb4IJ+cn+nbIo0UAWhsGngA5uQImWmV45RX6fH8ISCN93+Rh63Z4Vh2MyxHCoAqJ2pWtyptAbDAxkZQp66O9gDUJSfnJ+LZffG3m66EstIkvj0dPIO0Aiox4KN37itYFtraVXy5B0MVcPLqpkagnmsxuJBWCVQrW/ObJDqw2kwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
unknown1
3.2384e+09
unknown2
AAAABAAAAAIAAABAAAAAAgAAAEAAAAACAAAAQAAAAAIAAABAAAAAAgAAAEAAAAACAAAAQAAAAAIAAABAAAAAAgAAAEAAAAACAAAAQAAAAAIAAABAAAAAAgAAAEAAAAACAAAAQAAAAAIAAABAAAAAAgAAAEAAAAACAAAAQAAAAAIAAABAAAAAAgAAAEAAAAACAAAAQAAAAAIAAABAAAAAAgAAAEAAAAACAAAAQAAAAAIAAABAAAAAAgAAAEAAAAACAAAAQAAAAAIAAABAAAAAAgAAAEAAAAACAAAAQAAAAAIAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
uri
/imageload/
user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.163 Safari/537.36
watermark
666

Signatures

Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
trojan backdoor cobaltstrike
Blocklisted process makes network request 3 IoCs

Processes:

powershell.exe

flow pid process

8 2448 powershell.exe
38 2448 powershell.exe
47 2448 powershell.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

2448 powershell.exe
2448 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2448 powershell.exe

flow	pid	process
8	2448	powershell.exe
38	2448	powershell.exe
47	2448	powershell.exe

pid	process
2448	powershell.exe
2448	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2448	powershell.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\bdcab25f0e6ad6468488e7bcfc3e6604d109b18df3e33d07fab595d2543cb724.ps1
1⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2448

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=2268 --field-trial-handle=2244,i,11878111470816612087,2265290141962607370,262144 --variations-seed-version /prefetch:8
1⤵
PID:4324

Network

MITRE ATT&CK Matrix

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jukvsbr4.qw2.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2448-14-0x000001B9CA2C0000-0x000001B9CA300000-memory.dmp

Filesize
256KB

Download
memory/2448-10-0x00007FFC22740000-0x00007FFC23201000-memory.dmp

Filesize
10.8MB

Download
memory/2448-12-0x000001B9AFA20000-0x000001B9AFA30000-memory.dmp

Filesize
64KB

Download
memory/2448-11-0x000001B9AFA20000-0x000001B9AFA30000-memory.dmp

Filesize
64KB

Download
memory/2448-13-0x000001B9CA300000-0x000001B9CA37D000-memory.dmp

Filesize
500KB

Download
memory/2448-5-0x000001B9AFA60000-0x000001B9AFA82000-memory.dmp

Filesize
136KB

Download
memory/2448-15-0x000001B9CA300000-0x000001B9CA37D000-memory.dmp

Filesize
500KB

Download
memory/2448-16-0x00007FFC22740000-0x00007FFC23201000-memory.dmp

Filesize
10.8MB

Download
memory/2448-17-0x000001B9AFA20000-0x000001B9AFA30000-memory.dmp

Filesize
64KB

Download
memory/2448-18-0x000001B9AFA20000-0x000001B9AFA30000-memory.dmp

Filesize
64KB

Download
memory/2448-19-0x000001B9AFA20000-0x000001B9AFA30000-memory.dmp

Filesize
64KB

Download
memory/2448-20-0x000001B9CA2C0000-0x000001B9CA300000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads