cobaltstrike | a501f0e3846eac845a82efc6b084ee0bc118f385d4a9f89e60b618290cb9f439

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231025-en
resource tags

arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
submitted
26-10-2023 13:05

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General

Target

a501f0e3846eac845a82efc6b084ee0bc118f385d4a9f89e60b618290cb9f439.exe
Size

931KB
MD5

cfc57322bbf583daa8ca4b6394ef3d76
SHA1

605fbb32829efb51bafcad74bf0ef4e425003795
SHA256

a501f0e3846eac845a82efc6b084ee0bc118f385d4a9f89e60b618290cb9f439
SHA512

c4de73f6262824e6c0ad20a277918260696c765c0c23a2305f7e88b58a7d18e02508617615eb19593b98c59d631c969b200de19c55019f6d412f5025eb6e4c81
SSDEEP

24576:yyg9aJWprJRqy0wdd6DKRXpka5aPfaM9TN/uYh:yTOUrTqyLdMDgZkaM6M9ZGW

Score

10^/10

cobaltstrike 100000 backdoor trojan upx

Malware Config

Extracted

Family

cobaltstrike

Botnet

100000

http://www.cainiao.com:443/mp/getapp/msgext

Attributes

access_type
512
beacon_type
2048
host
www.cainiao.com,/mp/getapp/msgext
http_header1
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
http_header2
AAAAEAAAABZIb3N0OiBuZXdhcGkud2VpYm8uY29tAAAACgAAAI9BY2NlcHQ6IHRleHQvaHRtbCxhcHBsaWNhdGlvbi94aHRtbCt4bWwsYXBwbGljYXRpb24veG1sO3E9MC45LGltYWdlL2F2aWYsaW1hZ2Uvd2VicCxpbWFnZS9hcG5nLCovKjtxPTAuOCxhcHBsaWNhdGlvbi9zaWduZWQtZXhjaGFuZ2U7dj1iMztxPTAuOQAAAAoAAAAfQWNjZXB0LUxhbmd1YWdlOiB6aC1DTix6aDtxPTAuOQAAAAoAAAAeQWNjZXB0LUVuY29kaW5nOiBnemlwLCBkZWZsYXRlAAAACgAAAC9Db250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL3gtd3d3LWZvcm0tdXJsZW5jb2RlZAAAAAoAAAAhUmVmZXJlcjogaHR0cDovL21wLndlaXhpbi5xcS5jb20vAAAABwAAAAAAAAADAAAAAgAAAAVNWU16egAAAAYAAAAMWC1XZWNoYXQtVWluAAAABwAAAAEAAAADAAAAAgAAAAhNTWRhdGE9QQAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=
http_method1
GET
http_method2
POST
jitter
9472
polling_time
5000
port_number
443
sc_process32
%windir%\syswow64\rundll32.exe
sc_process64
%windir%\sysnative\rundll32.exe
state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCD/d86l8Xj9QqEpe62poRSoK8dNn6QFRLe10WufYGHU07TppYiU2koxHDn0ar2iA3kXdUohoBEX00MfKc0AkAi0q7NX7Zl8/L8iLBRsqVKDgCJAm0OoooZAfiJsgoxSly3jYSJyeTtXzPweo4BsNCXGBZrsuIuHpcVe1v+OAMdzQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
unknown1
1.532302592e+09
unknown2
AAAABAAAAAIAAAADAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
uri
/mp/wapcommon/report
user_agent
WeChat/8.0.5.32 CFNetwork/1237 Darwin/20.4.0
watermark
100000

Signatures

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

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/320-0-0x00007FF72AA40000-0x00007FF72AC66000-memory.dmp	upx
behavioral2/memory/320-4-0x00007FF72AA40000-0x00007FF72AC66000-memory.dmp	upx

C:\Users\Admin\AppData\Local\Temp\a501f0e3846eac845a82efc6b084ee0bc118f385d4a9f89e60b618290cb9f439.exe
"C:\Users\Admin\AppData\Local\Temp\a501f0e3846eac845a82efc6b084ee0bc118f385d4a9f89e60b618290cb9f439.exe"
1⤵
PID:320

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/320-0-0x00007FF72AA40000-0x00007FF72AC66000-memory.dmp

Filesize
2.1MB

Download
memory/320-1-0x00000136D2A10000-0x00000136D2A51000-memory.dmp

Filesize
260KB

Download
memory/320-3-0x00000136D2A60000-0x00000136D2ED2000-memory.dmp

Filesize
4.4MB

Download
memory/320-4-0x00007FF72AA40000-0x00007FF72AC66000-memory.dmp

Filesize
2.1MB

Download