xenorat | f87ced677e847b5b9859b768f059c2e6a8e5cc7ad4d3770d2d0ab6be5d4f3714

Analysis

max time kernel
45s
max time network
43s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
21-07-2024 20:20

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General

Target

niggii.exe
Size

45KB
MD5

24cd3bf3db0659796d6df7ca25aaa8e5
SHA1

9b6b6abad7f003cf4d14625cf8eb119ff00a29a9
SHA256

f87ced677e847b5b9859b768f059c2e6a8e5cc7ad4d3770d2d0ab6be5d4f3714
SHA512

5dd98bdde5a47c127d6ae90ab6d9d752b126b2c5ccae72296450c5ac6d552475180a995fb476c96b4ed443f9f5fc3a4e85536180eecb22ed87b45adee547c6ca
SSDEEP

768:ZdhO/poiiUcjlJInaCLue9H9Xqk5nWEZ5SbTDaQWI7CPW5I:Xw+jjgn1ye9H9XqcnW85SbTRWIA

Score

10^/10

xenorat rat trojan

Malware Config

Extracted

Family

xenorat

127.0.0.1

Mutex

Xeno_rat_nd8912d

Attributes

delay
5000
install_path
appdata
port
4444
startup_name
Windows Updater

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Control Panel\International\Geo\Nation	niggii.exe

Executes dropped EXE 1 IoCs

pid	Process
444	niggii.exe

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

System Information Discovery
T1082

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
2032	schtasks.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4304 wrote to memory of 444	4304	niggii.exe	87
PID 4304 wrote to memory of 444	4304	niggii.exe	87
PID 4304 wrote to memory of 444	4304	niggii.exe	87
PID 444 wrote to memory of 2032	444	niggii.exe	88
PID 444 wrote to memory of 2032	444	niggii.exe	88
PID 444 wrote to memory of 2032	444	niggii.exe	88

C:\Users\Admin\AppData\Local\Temp\niggii.exe
"C:\Users\Admin\AppData\Local\Temp\niggii.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4304
- C:\Users\Admin\AppData\Roaming\XenoManager\niggii.exe
  "C:\Users\Admin\AppData\Roaming\XenoManager\niggii.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:444
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "Windows Updater" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBDE1.tmp" /F
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2032

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
226B

MD5
916851e072fbabc4796d8916c5131092

SHA1
d48a602229a690c512d5fdaf4c8d77547a88e7a2

SHA256
7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

SHA512
07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

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C:\Users\Admin\AppData\Local\Temp\tmpBDE1.tmp

Filesize
1KB

MD5
a3aaae2bd3745a39ee7073a73967a8c0

SHA1
93fae8e5b632a565a78c8066cf0b73b048eef846

SHA256
a5446d2de4b04a35244706cc3a0029fbfd2de17ff8c4f2e6856b49bae0a9dac6

SHA512
a8b797dfcdaa2187daad3b63afcd47cf2aad740ce9483c4c7ab16c8c20c4bb7e52006dcd340699af0e269d3898a26d71def3d7e1458db7cbdcfdc0316f5c4676

Download Submit
C:\Users\Admin\AppData\Roaming\XenoManager\niggii.exe

Filesize
45KB

MD5
24cd3bf3db0659796d6df7ca25aaa8e5

SHA1
9b6b6abad7f003cf4d14625cf8eb119ff00a29a9

SHA256
f87ced677e847b5b9859b768f059c2e6a8e5cc7ad4d3770d2d0ab6be5d4f3714

SHA512
5dd98bdde5a47c127d6ae90ab6d9d752b126b2c5ccae72296450c5ac6d552475180a995fb476c96b4ed443f9f5fc3a4e85536180eecb22ed87b45adee547c6ca

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memory/444-15-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

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memory/444-18-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

Download
memory/444-19-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

Download
memory/4304-0-0x000000007523E000-0x000000007523F000-memory.dmp

Filesize
4KB

Download
memory/4304-1-0x00000000004D0000-0x00000000004E2000-memory.dmp

Filesize
72KB

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads