xworm | 1731919d2dc81ad27833aaaf162c923c8c0e9ec12f0517c7db0409b74e9550c6

Analysis

max time kernel
147s
max time network
50s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
01/07/2024, 18:28

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General

Target

zvgfd-main/Fanta.Live.exe
Size

79KB
MD5

a378eb40a60e9a4fb826d90b919dbc34
SHA1

46921006940cda5096b30e0788a5c8e4bddb9137
SHA256

356643a10605dba3e7497cb2cbc586951d99dcb95e9fa8a64b65a6fe4d874ef6
SHA512

2a73b843c3f8c508ead9e8fb73a2f1231d0f0cdc6a483e48a403f891710b9c94e79fca9be499f857a0a7a8189b056464d0e1d37ddae22704951dab66ab719505
SSDEEP

1536:ynOPvOn3Dxn2xpP+EnGlDRXxWO2jCt+htJ5bGr9VMKO/6IO27Ecdo9JfBFKn:yOPozl2xpsx+hxbGpqKOxOSEcdoTXKn

Score

10^/10

xworm execution rat trojan

Malware Config

Extracted

Family

xworm

super-nearest.gl.at.ply.gg:17835

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral20/memory/4480-0-0x00000000008A0000-0x00000000008BA000-memory.dmp	family_xworm

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

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1000	powershell.exe
3360	powershell.exe

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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	Fanta.Live.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
3	ip-api.com

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1000	powershell.exe
1000	powershell.exe
3360	powershell.exe
3360	powershell.exe
4480	Fanta.Live.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4480	Fanta.Live.exe
Token: SeDebugPrivilege	1000	powershell.exe
Token: SeDebugPrivilege	3360	powershell.exe
Token: SeDebugPrivilege	4480	Fanta.Live.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4480	Fanta.Live.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4480 wrote to memory of 1000	4480	Fanta.Live.exe	81
PID 4480 wrote to memory of 1000	4480	Fanta.Live.exe	81
PID 4480 wrote to memory of 3360	4480	Fanta.Live.exe	83
PID 4480 wrote to memory of 3360	4480	Fanta.Live.exe	83

C:\Users\Admin\AppData\Local\Temp\zvgfd-main\Fanta.Live.exe
"C:\Users\Admin\AppData\Local\Temp\zvgfd-main\Fanta.Live.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4480
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\zvgfd-main\Fanta.Live.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1000
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Fanta.Live.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

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\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
d28a889fd956d5cb3accfbaf1143eb6f

SHA1
157ba54b365341f8ff06707d996b3635da8446f7

SHA256
21e5d7ccf80a293e6ba30ed728846ca19c929c52b96e2c8d34e27cd2234f1d45

SHA512
0b6d88deb9be85722e6a78d5886d49f2caf407a59e128d2b4ed74c1356f9928c40048a62731959f2460e9ff9d9feee311043d2a37abe3bb92c2b76a44281478c

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_f1y24wy0.0vr.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1000-3-0x00007FFE80DA0000-0x00007FFE81861000-memory.dmp

Filesize
10.8MB

Download
memory/1000-13-0x000001C22C5A0000-0x000001C22C5C2000-memory.dmp

Filesize
136KB

Download
memory/1000-14-0x00007FFE80DA0000-0x00007FFE81861000-memory.dmp

Filesize
10.8MB

Download
memory/1000-15-0x00007FFE80DA0000-0x00007FFE81861000-memory.dmp

Filesize
10.8MB

Download
memory/1000-18-0x00007FFE80DA0000-0x00007FFE81861000-memory.dmp

Filesize
10.8MB

Download
memory/4480-1-0x00007FFE80DA3000-0x00007FFE80DA5000-memory.dmp

Filesize
8KB

Download
memory/4480-0-0x00000000008A0000-0x00000000008BA000-memory.dmp

Filesize
104KB

Download
memory/4480-2-0x00007FFE80DA0000-0x00007FFE81861000-memory.dmp

Filesize
10.8MB

Download
memory/4480-31-0x00007FFE80DA0000-0x00007FFE81861000-memory.dmp

Filesize
10.8MB

Download