cobaltstrike | 21633bb2e378d40e3e13b88bf3a7fd397ad1229eab9730cf93fc2cc260fbdd4f

General

Target

21633bb2e378d40e3e13b88bf3a7fd397ad1229eab9730cf93fc2cc260fbdd4f.exe
Size

833KB
MD5

cb6991a10c698a7e632d3397a15a1355
SHA1

cdc62df36002885fd268f4ceabecb7ec007963b4
SHA256

21633bb2e378d40e3e13b88bf3a7fd397ad1229eab9730cf93fc2cc260fbdd4f
SHA512

07eb1a7cad56c7349bd8c895ccf720db2c27a93d0303ffaaaf56b15ac73606d3335a6169a8e4ea36c4f2ff7133664bf24027bff36a919037c56c4e511811162d

Score

10^/10

cobaltstrike 0 backdoor trojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

0

C2

http://mclightinggroup.com:443/assets/environment-f0a84e0c1.js

Attributes

access_type
512
beacon_type
2048
host
mclightinggroup.com,/assets/environment-f0a84e0c1.js
http_header1
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
http_header2
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
http_method1
GET
http_method2
POST
jitter
9472
polling_time
25000
port_number
443
sc_process32
%windir%\syswow64\dllhost1.exe
sc_process64
%windir%\sysnative\dllhost1.exe
state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQClb9YN/Mm0G5C15pg8YXJjbOaNzDpbbtHQjkO4a7QyI5S8GBUo4wHC/t749hHX4V/y8HsoYowFgoaCmvt4klm6yW2DD9JIlzwd8g9mOjCbJVpmGABHAvfhMgEeY8FMteSyerUExVNxvh7Oj8kiAhWwSZZz8pRniaSkkVtPlLb3+wIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
unknown1
3.3969984e+09
unknown2
AAAABAAAAAEAAAAyAAAAAgAAACQAAAACAAAlGQAAAA0AAAAPAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
uri
/assets/chunk-vendor-4c69db4f.js
user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.190 Safari/537.36
watermark
0

Signatures

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

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

21633bb2e378d40e3e13b88bf3a7fd397ad1229eab9730cf93fc2cc260fbdd4f.exe

description	pid	process	target process
PID 1636 wrote to memory of 1796	1636	21633bb2e378d40e3e13b88bf3a7fd397ad1229eab9730cf93fc2cc260fbdd4f.exe	upnpcont.exe
PID 1636 wrote to memory of 1796	1636	21633bb2e378d40e3e13b88bf3a7fd397ad1229eab9730cf93fc2cc260fbdd4f.exe	upnpcont.exe
PID 1636 wrote to memory of 1796	1636	21633bb2e378d40e3e13b88bf3a7fd397ad1229eab9730cf93fc2cc260fbdd4f.exe	upnpcont.exe
PID 1636 wrote to memory of 1796	1636	21633bb2e378d40e3e13b88bf3a7fd397ad1229eab9730cf93fc2cc260fbdd4f.exe	upnpcont.exe

C:\Users\Admin\AppData\Local\Temp\21633bb2e378d40e3e13b88bf3a7fd397ad1229eab9730cf93fc2cc260fbdd4f.exe
"C:\Users\Admin\AppData\Local\Temp\21633bb2e378d40e3e13b88bf3a7fd397ad1229eab9730cf93fc2cc260fbdd4f.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1636

C:\Windows\system32\upnpcont.exe
upnpcont.exe
2⤵
PID:1796

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1636-54-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/1636-56-0x0000000001D00000-0x0000000001DBF000-memory.dmp

Filesize
764KB

Download
memory/1796-57-0x0000000001C60000-0x00000000020D2000-memory.dmp

Filesize
4.4MB

Download
memory/1796-58-0x0000000000060000-0x00000000000A0000-memory.dmp

Filesize
256KB

Download
memory/1796-59-0x0000000001C60000-0x00000000020D2000-memory.dmp

Filesize
4.4MB

Download

Analysis

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