Malware Analysis Report

2024-08-06 11:03

Sample ID 240126-2r57tshdek
Target test123.exe
SHA256 cbd30064862c3394ca5b660cb7a9e4ea8a5379cf2192b9e6747548163435ed39
Tags
cobaltstrike 0 100000000 backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

cbd30064862c3394ca5b660cb7a9e4ea8a5379cf2192b9e6747548163435ed39

Threat Level: Known bad

The file test123.exe was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 0 100000000 backdoor trojan

Cobaltstrike

Unsigned PE

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-01-26 22:49

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-26 22:49

Reported

2024-01-26 22:52

Platform

win7-20231215-en

Max time kernel

122s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\test123.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\test123.exe

"C:\Users\Admin\AppData\Local\Temp\test123.exe"

Network

Country Destination Domain Proto
HK 156.245.19.127:8082 156.245.19.127 tcp
HK 156.245.19.127:443 156.245.19.127 tcp
HK 156.245.19.127:443 156.245.19.127 tcp

Files

memory/2848-0-0x000007FEBCD50000-0x000007FEBCD60000-memory.dmp

memory/2848-1-0x0000000000490000-0x00000000004D1000-memory.dmp

memory/2848-2-0x000007FEFCD60000-0x000007FEFCDCC000-memory.dmp

memory/2848-3-0x0000000003610000-0x0000000003A82000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab5A14.tmp

MD5 ac05d27423a85adc1622c714f2cb6184
SHA1 b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA512 6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

memory/2848-20-0x000007FEFCD60000-0x000007FEFCDCC000-memory.dmp

memory/2848-21-0x0000000003610000-0x0000000003A82000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Tar4E6.tmp

MD5 9c0c641c06238516f27941aa1166d427
SHA1 64cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA256 4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512 936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

memory/2848-41-0x0000000003610000-0x0000000003A82000-memory.dmp

memory/2848-44-0x000007FEFCD60000-0x000007FEFCDCC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-26 22:49

Reported

2024-01-26 22:52

Platform

win10v2004-20231215-en

Max time kernel

150s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\test123.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\test123.exe

"C:\Users\Admin\AppData\Local\Temp\test123.exe"

Network

Country Destination Domain Proto
HK 156.245.19.127:8082 156.245.19.127 tcp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 127.19.245.156.in-addr.arpa udp
US 8.8.8.8:53 209.178.17.96.in-addr.arpa udp
HK 156.245.19.127:443 156.245.19.127 tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 16.234.44.23.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
HK 156.245.19.127:443 156.245.19.127 tcp
US 8.8.8.8:53 210.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
HK 156.245.19.127:443 156.245.19.127 tcp
US 8.8.8.8:53 200.178.17.96.in-addr.arpa udp
HK 156.245.19.127:443 156.245.19.127 tcp
US 8.8.8.8:53 225.162.46.104.in-addr.arpa udp
NL 52.142.223.178:80 tcp

Files

memory/2480-0-0x00007FFB790A0000-0x00007FFB790B0000-memory.dmp

memory/2480-1-0x000002416C770000-0x000002416C7B1000-memory.dmp

memory/2480-2-0x000002416E750000-0x000002416EBC2000-memory.dmp

memory/2480-5-0x000002416E750000-0x000002416EBC2000-memory.dmp

memory/2480-7-0x000002416E750000-0x000002416EBC2000-memory.dmp

memory/2480-9-0x000002416E750000-0x000002416EBC2000-memory.dmp