vipkeylogger | c6fc6a7d93f7655a2e753f0308d5a89342928d25ca9496c8e14b5c33013cf069

Analysis

max time kernel
143s
max time network
203s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
24/02/2025, 16:09

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General

Target

Signed Invoice.exe
Size

766KB
MD5

35a8b284b170cd75cd1d7db7fabd7dfd
SHA1

fb016ba3030e9aff80022c08a9674ba99a1efffd
SHA256

a5ec9721b976b5b2b9b212d0dd05313a95460c0cf685d9156e51962bcab76164
SHA512

f82f59923c5e9af9d3c6f165d866b840be2daa7fd17c93f569de67d3f46af4a66ea55ef4bbc3c411a78be84d728c1d87c302769bf95eb081372ecd91aa32d246
SSDEEP

12288:mMr8IX5dYeXY/e1crO8ZvULHKtSj0LkUATqs3vK7rgaDFXjMAH4s786Ztt5nvwhX:mMrbpR6JGLwSjckZTqyvKAaDF/HH7FX8

Score

10^/10

vipkeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.jhxkgroup.online
Port:
587
Username:
[email protected]
Password:
7213575aceACE@@
Email To:
[email protected]

Signatures

VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
stealer keylogger vipkeylogger
Vipkeylogger family
vipkeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
552	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-1-5-21-1479699283-3000499823-2337359760-1000\Control Panel\International\Geo\Nation	Signed Invoice.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1479699283-3000499823-2337359760-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Signed Invoice.exe
Key opened	\REGISTRY\USER\S-1-5-21-1479699283-3000499823-2337359760-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Signed Invoice.exe
Key opened	\REGISTRY\USER\S-1-5-21-1479699283-3000499823-2337359760-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Signed Invoice.exe

Looks up external IP address via web service 3 IoCs

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

flow	ioc
22	checkip.dyndns.org
24	reallyfreegeoip.org
25	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3024 set thread context of 408	3024	Signed Invoice.exe	90

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Signed Invoice.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Signed Invoice.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3024	Signed Invoice.exe
3024	Signed Invoice.exe
408	Signed Invoice.exe
552	powershell.exe
552	powershell.exe
408	Signed Invoice.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3024	Signed Invoice.exe
Token: SeDebugPrivilege	408	Signed Invoice.exe
Token: SeDebugPrivilege	552	powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3024	Signed Invoice.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
3024	Signed Invoice.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3024 wrote to memory of 552	3024	Signed Invoice.exe	88
PID 3024 wrote to memory of 552	3024	Signed Invoice.exe	88
PID 3024 wrote to memory of 552	3024	Signed Invoice.exe	88
PID 3024 wrote to memory of 408	3024	Signed Invoice.exe	90
PID 3024 wrote to memory of 408	3024	Signed Invoice.exe	90
PID 3024 wrote to memory of 408	3024	Signed Invoice.exe	90
PID 3024 wrote to memory of 408	3024	Signed Invoice.exe	90
PID 3024 wrote to memory of 408	3024	Signed Invoice.exe	90
PID 3024 wrote to memory of 408	3024	Signed Invoice.exe	90
PID 3024 wrote to memory of 408	3024	Signed Invoice.exe	90
PID 3024 wrote to memory of 408	3024	Signed Invoice.exe	90

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1479699283-3000499823-2337359760-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Signed Invoice.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1479699283-3000499823-2337359760-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Signed Invoice.exe

C:\Users\Admin\AppData\Local\Temp\Signed Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Signed Invoice.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3024
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Signed Invoice.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:552
- C:\Users\Admin\AppData\Local\Temp\Signed Invoice.exe
  "C:\Users\Admin\AppData\Local\Temp\Signed Invoice.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:408

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
7ef67a0a2b1e31df887adcdaf86e4bbd

SHA1
348aad52be33f1a0c477e2ace332ecf91bb0e1a8

SHA256
af207d70281cc3264107da297e00ab97d0af2f055d6065ca5936cf69db6d783f

SHA512
4ffab7944ec049f2597bda791de5fd3ae3578b03ef019d2222850b8f5a298e3aae8b6e33f71c38e47132d63fb58ab1b03c876b9a01665bc8bbcf01466e7d79e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2sh3koww.0an.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/408-11-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/408-64-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/408-63-0x0000000006A70000-0x0000000006AC0000-memory.dmp

Filesize
320KB

Download
memory/408-62-0x0000000006BF0000-0x0000000006DB2000-memory.dmp

Filesize
1.8MB

Download
memory/408-34-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/408-14-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/552-20-0x0000000005D10000-0x0000000005D76000-memory.dmp

Filesize
408KB

Download
memory/552-36-0x00000000064B0000-0x00000000064FC000-memory.dmp

Filesize
304KB

Download
memory/552-61-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/552-58-0x0000000007AC0000-0x0000000007AC8000-memory.dmp

Filesize
32KB

Download
memory/552-57-0x0000000007AE0000-0x0000000007AFA000-memory.dmp

Filesize
104KB

Download
memory/552-56-0x00000000079E0000-0x00000000079F4000-memory.dmp

Filesize
80KB

Download
memory/552-55-0x00000000079D0000-0x00000000079DE000-memory.dmp

Filesize
56KB

Download
memory/552-16-0x0000000004ED0000-0x0000000004F06000-memory.dmp

Filesize
216KB

Download
memory/552-18-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/552-17-0x0000000005590000-0x0000000005BB8000-memory.dmp

Filesize
6.2MB

Download
memory/552-19-0x0000000005BF0000-0x0000000005C12000-memory.dmp

Filesize
136KB

Download
memory/552-54-0x00000000079A0000-0x00000000079B1000-memory.dmp

Filesize
68KB

Download
memory/552-21-0x0000000005E30000-0x0000000005E96000-memory.dmp

Filesize
408KB

Download
memory/552-27-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/552-53-0x0000000007A20000-0x0000000007AB6000-memory.dmp

Filesize
600KB

Download
memory/552-32-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/552-33-0x0000000005EA0000-0x00000000061F4000-memory.dmp

Filesize
3.3MB

Download
memory/552-52-0x0000000007810000-0x000000000781A000-memory.dmp

Filesize
40KB

Download
memory/552-35-0x0000000006470000-0x000000000648E000-memory.dmp

Filesize
120KB

Download
memory/552-50-0x0000000007DF0000-0x000000000846A000-memory.dmp

Filesize
6.5MB

Download
memory/552-49-0x0000000007690000-0x0000000007733000-memory.dmp

Filesize
652KB

Download
memory/552-48-0x0000000006A90000-0x0000000006AAE000-memory.dmp

Filesize
120KB

Download
memory/552-38-0x00000000700D0000-0x000000007011C000-memory.dmp

Filesize
304KB

Download
memory/552-37-0x0000000006A50000-0x0000000006A82000-memory.dmp

Filesize
200KB

Download
memory/552-51-0x00000000077A0000-0x00000000077BA000-memory.dmp

Filesize
104KB

Download
memory/3024-9-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/3024-4-0x0000000004BD0000-0x0000000004C6C000-memory.dmp

Filesize
624KB

Download
memory/3024-0-0x00000000746AE000-0x00000000746AF000-memory.dmp

Filesize
4KB

Download
memory/3024-6-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/3024-5-0x0000000004AF0000-0x0000000004AFA000-memory.dmp

Filesize
40KB

Download
memory/3024-15-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/3024-7-0x0000000004E50000-0x0000000004E68000-memory.dmp

Filesize
96KB

Download
memory/3024-8-0x00000000746AE000-0x00000000746AF000-memory.dmp

Filesize
4KB

Download
memory/3024-10-0x0000000005E20000-0x0000000005EAE000-memory.dmp

Filesize
568KB

Download
memory/3024-3-0x0000000004B30000-0x0000000004BC2000-memory.dmp

Filesize
584KB

Download
memory/3024-2-0x0000000005040000-0x00000000055E4000-memory.dmp

Filesize
5.6MB

Download
memory/3024-1-0x0000000000160000-0x0000000000224000-memory.dmp

Filesize
784KB

Download