xworm | 893847d848f3a7dad901866ad350530f91100d52c3db60fbefec8a9f33f1d472

Analysis

max time kernel
134s
max time network
135s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
25/09/2024, 06:31

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General

Target

test.exe
Size

32KB
MD5

9ef813f8d17e2b07e3e22ca9136cfde3
SHA1

5b75837d1ec6b17af46ea657431424e876977b0b
SHA256

893847d848f3a7dad901866ad350530f91100d52c3db60fbefec8a9f33f1d472
SHA512

8862cd1cb967ccb66106f031ef37fc6dbc4a240101aa3782b66b5f5a0810e78dfc47eab8c5ce0c26e7acc637ecdf391b4f0ea6d4ec99411e4e5bf270aad083b6
SSDEEP

768:mRPD9OQhx/Bg3Tw4xKdVFE9jAVLFOjh1b2:md9OW/g3U4xcFE9jAVLFOjXK

Score

10^/10

xworm rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

4.tcp.eu.ngrok.io:19050

Mutex

FT7jVsIDwcsDC2pB

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/4616-1-0x0000000000C10000-0x0000000000C1E000-memory.dmp	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm

Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs

Web Service

T1102

flow	ioc
1	4.tcp.eu.ngrok.io

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
620	timeout.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4616	test.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4616 wrote to memory of 2316	4616	test.exe	75
PID 4616 wrote to memory of 2316	4616	test.exe	75
PID 2316 wrote to memory of 620	2316	cmd.exe	77
PID 2316 wrote to memory of 620	2316	cmd.exe	77

C:\Users\Admin\AppData\Local\Temp\test.exe
"C:\Users\Admin\AppData\Local\Temp\test.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4616
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp2CA9.tmp.bat""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2CA9.tmp.bat

Filesize
156B

MD5
b0f852b11da977847f1d62490fccccf8

SHA1
81b5527bc11c432e223059ad650dcf8c1c47093b

SHA256
a19e6b0333fc6054af5765bc3892401e6a4d9907a1da4ad2cf707b569b43fcf1

SHA512
76d98513e76cf361d9d0f7409d288b4935bb148d9bee3288466b2b74a7e8498660dfc9d24e6b77315bc6854ea02d10e61ed6e901d7a48a246a57f62028acb847

Download Submit
memory/4616-0-0x00007FF804D63000-0x00007FF804D64000-memory.dmp

Filesize
4KB

Download
memory/4616-1-0x0000000000C10000-0x0000000000C1E000-memory.dmp

Filesize
56KB

Download
memory/4616-2-0x00007FF804D60000-0x00007FF80574C000-memory.dmp

Filesize
9.9MB

Download
memory/4616-3-0x00007FF804D60000-0x00007FF80574C000-memory.dmp

Filesize
9.9MB

Download
memory/4616-8-0x00007FF804D60000-0x00007FF80574C000-memory.dmp

Filesize
9.9MB

Download