cobaltstrike | 988fc1896c09a10ceb4b77e9dd64e3797db0bfdffe3696f36de0210f5a6d5d80

Analysis

max time kernel
142s
max time network
148s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
13-03-2023 09:42

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General

Target

eryao7.ps1
Size

3KB
MD5

9b4603598d8cf6ba5ba825eef6959d1a
SHA1

a18b3ad6fe110be28b0244a4e1564c82a2cbaac4
SHA256

988fc1896c09a10ceb4b77e9dd64e3797db0bfdffe3696f36de0210f5a6d5d80
SHA512

6c7868da95b56c0e38886138be2d16e78684401db656b8f588618e4d5ada7146e1f9a53e970d1012a5ad03a0cccf3e9fe1fa57608e053f878cf0ca58923dc307

Score

10^/10

cobaltstrike 0 305419896 backdoor trojan

Malware Config

Extracted

Family

cobaltstrike

http://123.56.82.231:8080/4nyB

Attributes

user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; WOW64; Trident/6.0)

Extracted

Family

cobaltstrike

Botnet

305419896

http://123.56.82.231:8080/cx

Attributes

access_type
512
host
123.56.82.231,/cx
http_header1
AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
http_header2
AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
http_method1
GET
http_method2
POST
maxdns
255
polling_time
60000
port_number
8080
sc_process32
%windir%\syswow64\rundll32.exe
sc_process64
%windir%\sysnative\rundll32.exe
state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCnCZHWnYFqYB/6gJdkc4MPDTtBJ20nkEAd3tsY4tPKs8MV4yIjJb5CtlrbKHjzP1oD/1AQsj6EKlEMFIKtakLx5+VybrMYE+dDdkDteHmVX0AeFyw001FyQVlt1B+OSNPRscKI5sh1L/ZdwnrMy6S6nNbQ5N5hls6k2kgNO5nQ7QIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
unknown1
4096
unknown2
AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
uri
/submit.php
user_agent
Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.0; Trident/5.0)
watermark
305419896

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

Processes:

powershell.exe

flow pid process

3 1720 powershell.exe
4 1720 powershell.exe
6 1720 powershell.exe
7 1720 powershell.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

1720 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1720 powershell.exe

flow	pid	process
3	1720	powershell.exe
4	1720	powershell.exe
6	1720	powershell.exe
7	1720	powershell.exe

pid	process
1720	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1720	powershell.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\eryao7.ps1
1⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1720

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1720-58-0x000000001B2E0000-0x000000001B5C2000-memory.dmp

Filesize
2.9MB

Download
memory/1720-59-0x0000000001FC0000-0x0000000001FC8000-memory.dmp

Filesize
32KB

Download
memory/1720-60-0x0000000002990000-0x0000000002A10000-memory.dmp

Filesize
512KB

Download
memory/1720-61-0x0000000002990000-0x0000000002A10000-memory.dmp

Filesize
512KB

Download
memory/1720-62-0x0000000002990000-0x0000000002A10000-memory.dmp

Filesize
512KB

Download
memory/1720-63-0x0000000002770000-0x0000000002771000-memory.dmp

Filesize
4KB

Download
memory/1720-64-0x000000001CE40000-0x000000001D240000-memory.dmp

Filesize
4.0MB

Download
memory/1720-65-0x000000001C5B0000-0x000000001C5FC000-memory.dmp

Filesize
304KB

Download
memory/1720-66-0x0000000002990000-0x0000000002A10000-memory.dmp

Filesize
512KB

Download
memory/1720-67-0x0000000002990000-0x0000000002A10000-memory.dmp

Filesize
512KB

Download
memory/1720-68-0x0000000002990000-0x0000000002A10000-memory.dmp

Filesize
512KB

Download
memory/1720-69-0x0000000002990000-0x0000000002A10000-memory.dmp

Filesize
512KB

Download
memory/1720-70-0x000000001C5B0000-0x000000001C5FC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads