ea185287426ba75b8934f7a60944dab61a0d806382f6484417a9121a0d4ab088 | Triage™

Analysis

max time kernel
137s
max time network
155s
platform
windows10-1703_x64
resource
win10-20231215-en
resource tags

arch:x64arch:x86image:win10-20231215-enlocale:en-usos:windows10-1703-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 2 IoCs

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

resource	yara_rule
behavioral2/memory/2512-0-0x0000000000740000-0x0000000000750000-memory.dmp	XenoRAT
behavioral2/files/0x000700000001abe7-5.dat	XenoRAT

Executes dropped EXE 1 IoCs

pid	Process
316	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
3672	schtasks.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 316	2512	LoaderAsset.exe	72
PID 2512 wrote to memory of 316	2512	LoaderAsset.exe	72
PID 2512 wrote to memory of 316	2512	LoaderAsset.exe	72
PID 316 wrote to memory of 3672	316	LoaderAsset.exe	73
PID 316 wrote to memory of 3672	316	LoaderAsset.exe	73
PID 316 wrote to memory of 3672	316	LoaderAsset.exe	73

C:\Users\Admin\AppData\Local\Temp\LoaderAsset.exe
"C:\Users\Admin\AppData\Local\Temp\LoaderAsset.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2512
- 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:316
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "WindowsUpdate" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9E15.tmp" /F
    3⤵
    - Creates scheduled task(s)
    PID:3672

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

LoaderAsset.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\LoaderAsset.exe.log
Size 226B
SHA256 0d7ca7ba65e2b465e4878e324ceab8f8981f5ec06dcf5bc32559a4467a9c7d51
MD5 957779c42144282d8cd83192b8fbc7cf
SHA1 de83d08d2cca06b9ff3d1ef239d6b60b705d25fe
SHA512 f1549c61b4f2906d13b2aabb74772c2bc826cd42373d7bb6c48cbb125d5aa2ec17617e6b5e67e8aae3bb5790cc831cdba48a45008ed01df4fba8be448cce39fd
MD5 SHA1 SHA512

Submit Download

tmp9E15.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp9E15.tmp
Size 1KB
SHA256 7cadd6ed5e838d00a13d1bbfff7044ca2ce41f11c328ed665c7482554c591666
MD5 32ae9f72423c2eca96a41f7d5a7593e5
SHA1 c66b9d0608448f0bd227408611343e4ba5ada953
SHA512 90251ea816aef4b0c89cd8ababa7092a92e55d82693a47bcece514e6a91ade5b6afbabb26a1d92d56912872182f65a7ba4f99673b13ebc7078b546f9326a9faa
MD5 SHA1 SHA512

Submit Download

LoaderAsset.exe

Path C:\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/316-10-0x00000000734D0000-0x0000000073BBE000-memory.dmp

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memory/316-11-0x0000000005230000-0x0000000005240000-memory.dmp

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memory/316-14-0x00000000734D0000-0x0000000073BBE000-memory.dmp

Download

memory/316-15-0x0000000005230000-0x0000000005240000-memory.dmp

Download

memory/2512-0-0x0000000000740000-0x0000000000750000-memory.dmp

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memory/2512-1-0x00000000734D0000-0x0000000073BBE000-memory.dmp

Download

memory/2512-9-0x00000000734D0000-0x0000000073BBE000-memory.dmp

Download