xenorat | 478bdd7840cf305e0e2d6bf92df1fd60093a8aa9abe7138192baa928ef534782

General

Target

Solara/Solara.exe
Size

45KB
MD5

901df622f506e27fd108384fffb83510
SHA1

e716f966a198966198ce6a2d8b9960a46a3fe1d0
SHA256

636403362b6d2e74f170a1c736920b4f0757148ab9c2b9c94a27f0ba178b2361
SHA512

2b781377d8e205dfc86d019dc17e661e58a142a37d2b4fe30549ad369c3cc4b9690a796495081703df0e3bccc7c6e0be085b9558af277d26313409b22f2ed9da
SSDEEP

768:qdhO/poiiUcjlJInAylF2I8H9Xqk5nWEZ5SbTDa4uI7CPW5A:Mw+jjgnvlF2I8H9XqcnW85SbT1uIY

Score

10^/10

xenorat discovery rat trojan

Malware Config

Extracted

Family

xenorat

C2

192.168.1.6

Mutex

Roblox_service

Attributes

delay
5000
install_path
appdata
port
49281
startup_name
Solara.exe

Signatures

Detect XenoRat Payload 3 IoCs

resource	yara_rule
behavioral1/memory/2744-1-0x0000000000080000-0x0000000000092000-memory.dmp	family_xenorat
behavioral1/files/0x0007000000015d48-4.dat	family_xenorat
behavioral1/memory/2920-9-0x0000000001310000-0x0000000001322000-memory.dmp	family_xenorat

XenorRat
XenorRat is a remote access trojan written in C#.
trojan rat xenorat
Xenorat family
xenorat

Executes dropped EXE 1 IoCs

pid	Process
2920	Solara.exe

Loads dropped DLL 1 IoCs

pid	Process
2744	Solara.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Solara.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Solara.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2676	schtasks.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2920	2744	Solara.exe	31
PID 2744 wrote to memory of 2920	2744	Solara.exe	31
PID 2744 wrote to memory of 2920	2744	Solara.exe	31
PID 2744 wrote to memory of 2920	2744	Solara.exe	31
PID 2920 wrote to memory of 2676	2920	Solara.exe	32
PID 2920 wrote to memory of 2676	2920	Solara.exe	32
PID 2920 wrote to memory of 2676	2920	Solara.exe	32
PID 2920 wrote to memory of 2676	2920	Solara.exe	32

C:\Users\Admin\AppData\Local\Temp\Solara\Solara.exe
"C:\Users\Admin\AppData\Local\Temp\Solara\Solara.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Users\Admin\AppData\Roaming\XenoManager\Solara.exe
  "C:\Users\Admin\AppData\Roaming\XenoManager\Solara.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2920
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "Solara.exe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFB5F.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2676

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:2552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpFB5F.tmp

Filesize
1KB

MD5
6612048248cbd52479f32a52e582ef5d

SHA1
a50968ba5dd38355d68d9af576118228c1de0321

SHA256
c32a1e36afd378d2e4481a20791c44da6eb539f50e06608d44ec34d320ac97d1

SHA512
ecd8608763c593cfcd683b6c589c4d3e73d6741c8a52a0472278e4bff987bf4226afbac7d04b84a167f93ce18126b4c157f120711acad4d7bf21bb886508a52f

Download Submit
\Users\Admin\AppData\Roaming\XenoManager\Solara.exe

Filesize
45KB

MD5
901df622f506e27fd108384fffb83510

SHA1
e716f966a198966198ce6a2d8b9960a46a3fe1d0

SHA256
636403362b6d2e74f170a1c736920b4f0757148ab9c2b9c94a27f0ba178b2361

SHA512
2b781377d8e205dfc86d019dc17e661e58a142a37d2b4fe30549ad369c3cc4b9690a796495081703df0e3bccc7c6e0be085b9558af277d26313409b22f2ed9da

Download Submit
memory/2744-0-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

Filesize
4KB

Download
memory/2744-1-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2920-9-0x0000000001310000-0x0000000001322000-memory.dmp

Filesize
72KB

Download
memory/2920-10-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/2920-13-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/2920-14-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/2920-15-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads