ea185287426ba75b8934f7a60944dab61a0d806382f6484417a9121a0d4ab088 | Triage™

Analysis

max time kernel
135s
max time network
148s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
01/02/2024, 11:51

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General

Target
LoaderAsset.exe
Size 41KB
Sample240201-n1f3eaefej
SHA256 aa28b0ff8badf57aaeeacd82f0d8c5fbbd28008449a3075d8a4da63890232418
MD5 7da5bd364fc0a60a43ab4797f5042b7e
SHA1 815c770e5fbb4bb66c8652a14169e2f8ff8179b2
SHA512 09abb47a3cdb124b4dbf7634e5075a76e9d9b69b1e45b7eaad613c9d886717377fb4cf32c1e699f1cb16463bcd739a826929c7c8c1d8c871828fbee12d0074b2
SSDEEP 768:Ya7HmiY7iDT6pKVNSiS0MMZlUvPa0KKR5sFbAgAbLcGWEYH5j:giY0TygtS0FZlUq0K+5sF8gAbLEEYR
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

rat

Malware Config

Signatures

Detects XenoRAT malware 3 IoCs

XenoRAT is an open-source remote access tool (RAT) developed in C#.

resource	yara_rule
behavioral1/memory/2420-0-0x0000000000350000-0x0000000000360000-memory.dmp	XenoRAT
behavioral1/files/0x000c000000012252-4.dat	XenoRAT
behavioral1/memory/2408-9-0x0000000000880000-0x0000000000890000-memory.dmp	XenoRAT

Executes dropped EXE 1 IoCs

pid	Process
2408	LoaderAsset.exe

Loads dropped DLL 1 IoCs

pid	Process
2420	LoaderAsset.exe

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

Scheduled Task/Job

pid	Process
2816	schtasks.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 2408	2420	LoaderAsset.exe	28
PID 2420 wrote to memory of 2408	2420	LoaderAsset.exe	28
PID 2420 wrote to memory of 2408	2420	LoaderAsset.exe	28
PID 2420 wrote to memory of 2408	2420	LoaderAsset.exe	28
PID 2408 wrote to memory of 2816	2408	LoaderAsset.exe	29
PID 2408 wrote to memory of 2816	2408	LoaderAsset.exe	29
PID 2408 wrote to memory of 2816	2408	LoaderAsset.exe	29
PID 2408 wrote to memory of 2816	2408	LoaderAsset.exe	29

C:\Users\Admin\AppData\Local\Temp\LoaderAsset.exe
"C:\Users\Admin\AppData\Local\Temp\LoaderAsset.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Users\Admin\AppData\Roaming\XenoManager\LoaderAsset.exe
  "C:\Users\Admin\AppData\Roaming\XenoManager\LoaderAsset.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2408
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "WindowsUpdate" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5744.tmp" /F
    3⤵
    - Creates scheduled task(s)
    PID:2816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Persistence

Scheduled Task/Job

Privilege Escalation

Scheduled Task/Job

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

tmp5744.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp5744.tmp
Size 1KB
SHA256 7cadd6ed5e838d00a13d1bbfff7044ca2ce41f11c328ed665c7482554c591666
MD5 32ae9f72423c2eca96a41f7d5a7593e5
SHA1 c66b9d0608448f0bd227408611343e4ba5ada953
SHA512 90251ea816aef4b0c89cd8ababa7092a92e55d82693a47bcece514e6a91ade5b6afbabb26a1d92d56912872182f65a7ba4f99673b13ebc7078b546f9326a9faa
MD5 SHA1 SHA512

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LoaderAsset.exe

Path \Users\Admin\AppData\Roaming\XenoManager\LoaderAsset.exe
Size 41KB
SHA256 aa28b0ff8badf57aaeeacd82f0d8c5fbbd28008449a3075d8a4da63890232418
MD5 7da5bd364fc0a60a43ab4797f5042b7e
SHA1 815c770e5fbb4bb66c8652a14169e2f8ff8179b2
SHA512 09abb47a3cdb124b4dbf7634e5075a76e9d9b69b1e45b7eaad613c9d886717377fb4cf32c1e699f1cb16463bcd739a826929c7c8c1d8c871828fbee12d0074b2
SSDEEP 768:Ya7HmiY7iDT6pKVNSiS0MMZlUvPa0KKR5sFbAgAbLcGWEYH5j:giY0TygtS0FZlUq0K+5sF8gAbLEEYR
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/2408-9-0x0000000000880000-0x0000000000890000-memory.dmp

Download

memory/2408-11-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Download

memory/2408-14-0x00000000021A0000-0x00000000021E0000-memory.dmp

Download

memory/2408-15-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Download

memory/2420-1-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Download

memory/2420-0-0x0000000000350000-0x0000000000360000-memory.dmp

Download

memory/2420-10-0x0000000074BE0000-0x00000000752CE000-memory.dmp

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