Malware Analysis Report

2024-08-06 18:18

Sample ID 240530-xdz2fahd22
Target a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad
SHA256 a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad
Tags
xenorat rat 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

a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad

Threat Level: Known bad

The file a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad was found to be: Known bad.

Malicious Activity Summary

xenorat rat trojan

XenorRat

Xenorat family

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Query Registry
T1012
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-05-30 18:44

Signatures

Xenorat family

xenorat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-30 18:44

Reported

2024-05-30 18:47

Platform

win7-20240508-en

Max time kernel

149s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe"

Signatures

XenorRat

trojan rat xenorat

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe N/A

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1264 wrote to memory of 1760 N/A C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe C:\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe
PID 1264 wrote to memory of 1760 N/A C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe C:\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe
PID 1264 wrote to memory of 1760 N/A C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe C:\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe
PID 1264 wrote to memory of 1760 N/A C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe C:\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe

"C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe"

C:\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe

"C:\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp

Files

memory/1264-0-0x000000007442E000-0x000000007442F000-memory.dmp

memory/1264-1-0x0000000000E10000-0x0000000000E22000-memory.dmp

\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe

MD5 3110b35fe4c0b011bda32853cf6ea8e5
SHA1 99e01bbec76e7b17fce3a9992bf59453aa5f1344
SHA256 a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad
SHA512 1b804db6a4c0ef1a5726fb05767f62bbe19dcb06c9072e024a457e2aa2cb080cbd815e4018878bd402e2a190d3f567946cdf35b5eede1af431fb11d7dc2e46f4

memory/1760-9-0x0000000000820000-0x0000000000832000-memory.dmp

memory/1760-10-0x0000000074420000-0x0000000074B0E000-memory.dmp

memory/1760-11-0x0000000074420000-0x0000000074B0E000-memory.dmp

memory/1760-12-0x0000000074420000-0x0000000074B0E000-memory.dmp

memory/1760-13-0x0000000074420000-0x0000000074B0E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-30 18:44

Reported

2024-05-30 18:47

Platform

win10v2004-20240426-en

Max time kernel

138s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe"

Signatures

XenorRat

trojan rat xenorat

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe N/A

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 316 wrote to memory of 3844 N/A C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe C:\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe
PID 316 wrote to memory of 3844 N/A C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe C:\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe
PID 316 wrote to memory of 3844 N/A C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe C:\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe

"C:\Users\Admin\AppData\Local\Temp\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe"

C:\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe

"C:\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
N/A 127.0.0.1:3243 tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp
N/A 127.0.0.1:3243 tcp

Files

memory/316-0-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

memory/316-1-0x0000000000560000-0x0000000000572000-memory.dmp

C:\Users\Admin\AppData\Roaming\XenoManager\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe

MD5 3110b35fe4c0b011bda32853cf6ea8e5
SHA1 99e01bbec76e7b17fce3a9992bf59453aa5f1344
SHA256 a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad
SHA512 1b804db6a4c0ef1a5726fb05767f62bbe19dcb06c9072e024a457e2aa2cb080cbd815e4018878bd402e2a190d3f567946cdf35b5eede1af431fb11d7dc2e46f4

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a99db0013ba923fc71f497d838ecc385d19aad27a51a079895d879f59b22a4ad.exe.log

MD5 916851e072fbabc4796d8916c5131092
SHA1 d48a602229a690c512d5fdaf4c8d77547a88e7a2
SHA256 7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d
SHA512 07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

memory/3844-15-0x0000000074A90000-0x0000000075240000-memory.dmp

memory/3844-16-0x0000000074A90000-0x0000000075240000-memory.dmp

memory/3844-17-0x0000000074A90000-0x0000000075240000-memory.dmp

memory/3844-18-0x0000000074A90000-0x0000000075240000-memory.dmp