Malware Analysis Report

2024-08-06 07:55

Sample ID 231109-p2twbshd4w
Target d2b121f77a7ef5acb75c508485f5e0ba8763d67f26800d4682380073365e503e
SHA256 d2b121f77a7ef5acb75c508485f5e0ba8763d67f26800d4682380073365e503e
Tags
cobaltstrike 1359593325 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

d2b121f77a7ef5acb75c508485f5e0ba8763d67f26800d4682380073365e503e

Threat Level: Known bad

The file d2b121f77a7ef5acb75c508485f5e0ba8763d67f26800d4682380073365e503e was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 1359593325 backdoor trojan

Cobaltstrike

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2023-11-09 12:49

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-11-09 12:49

Reported

2023-11-09 12:52

Platform

win7-20231023-en

Max time kernel

142s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d2b121f77a7ef5acb75c508485f5e0ba8763d67f26800d4682380073365e503e.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\d2b121f77a7ef5acb75c508485f5e0ba8763d67f26800d4682380073365e503e.exe

"C:\Users\Admin\AppData\Local\Temp\d2b121f77a7ef5acb75c508485f5e0ba8763d67f26800d4682380073365e503e.exe"

Network

Country Destination Domain Proto
NL 192.236.146.5:80 tcp
NL 192.236.146.5:80 tcp
NL 192.236.146.5:80 tcp
NL 192.236.146.5:80 tcp

Files

memory/2908-0-0x0000000000280000-0x0000000000287000-memory.dmp

memory/2908-1-0x0000000000400000-0x00000000004F0000-memory.dmp

memory/2908-2-0x0000000000400000-0x00000000004F0000-memory.dmp

memory/2908-3-0x0000000001E40000-0x0000000001E73000-memory.dmp

memory/2908-4-0x0000000001E80000-0x0000000001EBD000-memory.dmp

memory/2908-5-0x0000000000400000-0x00000000004F0000-memory.dmp

memory/2908-6-0x0000000074730000-0x000000007477E000-memory.dmp

memory/2908-7-0x0000000000280000-0x0000000000287000-memory.dmp

memory/2908-8-0x0000000001E80000-0x0000000001EBD000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-11-09 12:49

Reported

2023-11-09 12:52

Platform

win10v2004-20231020-en

Max time kernel

149s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d2b121f77a7ef5acb75c508485f5e0ba8763d67f26800d4682380073365e503e.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeManageVolumePrivilege N/A C:\Windows\System32\svchost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d2b121f77a7ef5acb75c508485f5e0ba8763d67f26800d4682380073365e503e.exe

"C:\Users\Admin\AppData\Local\Temp\d2b121f77a7ef5acb75c508485f5e0ba8763d67f26800d4682380073365e503e.exe"

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe

C:\Windows\System32\svchost.exe

C:\Windows\System32\svchost.exe -k UnistackSvcGroup

Network

Country Destination Domain Proto
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 198.52.96.20.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.1.85.104.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 135.1.85.104.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 126.23.238.8.in-addr.arpa udp
US 8.8.8.8:53 163.252.72.23.in-addr.arpa udp
US 8.8.8.8:53 59.78.101.95.in-addr.arpa udp
NL 192.236.146.5:80 tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 1.208.79.178.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
NL 192.236.146.5:80 tcp
US 8.8.8.8:53 169.117.168.52.in-addr.arpa udp

Files

memory/3924-0-0x0000000000680000-0x0000000000687000-memory.dmp

memory/3924-1-0x0000000000400000-0x00000000004F0000-memory.dmp

memory/3924-2-0x0000000000400000-0x00000000004F0000-memory.dmp

memory/3924-3-0x0000000002670000-0x00000000026A3000-memory.dmp

memory/3924-4-0x00000000026B0000-0x00000000026ED000-memory.dmp

memory/3924-5-0x0000000000680000-0x0000000000687000-memory.dmp

memory/3924-6-0x0000000000400000-0x00000000004F0000-memory.dmp

memory/3924-8-0x00000000749F0000-0x0000000074A5A000-memory.dmp

memory/3924-9-0x00000000026B0000-0x00000000026ED000-memory.dmp

memory/4840-16-0x000001E93A140000-0x000001E93A150000-memory.dmp

memory/4840-32-0x000001E93A240000-0x000001E93A250000-memory.dmp

memory/4840-48-0x000001E9427F0000-0x000001E9427F1000-memory.dmp

memory/4840-49-0x000001E942820000-0x000001E942821000-memory.dmp

memory/4840-50-0x000001E942820000-0x000001E942821000-memory.dmp

memory/4840-51-0x000001E942820000-0x000001E942821000-memory.dmp

memory/4840-52-0x000001E942820000-0x000001E942821000-memory.dmp

memory/4840-53-0x000001E942820000-0x000001E942821000-memory.dmp

memory/4840-54-0x000001E942820000-0x000001E942821000-memory.dmp

memory/4840-55-0x000001E942820000-0x000001E942821000-memory.dmp

memory/4840-56-0x000001E942820000-0x000001E942821000-memory.dmp

memory/4840-57-0x000001E942820000-0x000001E942821000-memory.dmp

memory/4840-58-0x000001E942820000-0x000001E942821000-memory.dmp

memory/4840-59-0x000001E942440000-0x000001E942441000-memory.dmp

memory/4840-60-0x000001E942430000-0x000001E942431000-memory.dmp

memory/4840-62-0x000001E942440000-0x000001E942441000-memory.dmp

memory/4840-65-0x000001E942430000-0x000001E942431000-memory.dmp

memory/4840-68-0x000001E942370000-0x000001E942371000-memory.dmp

C:\Users\Admin\AppData\Local\Comms\UnistoreDB\store.jfm

MD5 8bc50ca80448a3148b8aae10744068e6
SHA1 9435f8fad90ffc4ad8f1a0baef46086093f33ec0
SHA256 d03d4a491728e4dec0327012076793941185be01a8333f2a9591ec190b404d5f
SHA512 a602031c1eeaa8c3724d2a2209153c1a4c08e941197d36ccbd8575aa32cd613bca7122f6f2ab16b1bc5c51e4628b466152bfbd10c7692134b19d53c33e0fd4a3

memory/4840-80-0x000001E942570000-0x000001E942571000-memory.dmp

memory/4840-82-0x000001E942580000-0x000001E942581000-memory.dmp

memory/4840-83-0x000001E942580000-0x000001E942581000-memory.dmp

memory/4840-84-0x000001E942690000-0x000001E942691000-memory.dmp