vipkeylogger | 061e83ad8b13e285fedf59eee385091cbdd9d269f33809859cf95e79e3209765

Resubmissions

28/03/2025, 02:42

250328-c7a9yssrz3 10

28/03/2025, 02:36

250328-c32w4s1tey 10

Analysis

max time kernel
104s
max time network
112s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20250314-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250314-enlocale:en-usos:windows10-ltsc_2021-x64system
submitted
28/03/2025, 02:42

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General

Target

Payroll List.exe
Size

1.0MB
MD5

13c442d8b8f4b6039b92e9beabaed96c
SHA1

00e5f09a57064338f1db88298f31c50d853aca9e
SHA256

aa21fca827d1d73cfc4f1153945a1534a66240e396ba3f9b361b6bd80aa31023
SHA512

f44f42b5847530e647cf556fa2f014bd163d2657185b3ea6819fa95c2dae4a2ac7abaf4ca6f43ef259c6f1de15e9c4c87b0a7ba015aa6c07eb17e7b00544b97c
SSDEEP

24576:Du6J33O0c+JY5UZ+XC0kGso6Faj1bcFSonuDiWY:Nu0c++OCvkGs9FapbbocY

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

https://api.telegram.org/bot8089350393:AAGtBAwUH6SGnhWUaMF4LZ_wf4asnjV0ZLY/sendMessage?chat_id=7839951264

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2123103809-19148277-2527443841-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2123103809-19148277-2527443841-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2123103809-19148277-2527443841-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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
18	reallyfreegeoip.org
15	checkip.dyndns.org
17	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 384 set thread context of 2820	384	Payroll List.exe	85

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 2 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	Payroll List.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2820	RegSvcs.exe
2820	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
384	Payroll List.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2820	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
384	Payroll List.exe
384	Payroll List.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
384	Payroll List.exe
384	Payroll List.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 384 wrote to memory of 2820	384	Payroll List.exe	85
PID 384 wrote to memory of 2820	384	Payroll List.exe	85
PID 384 wrote to memory of 2820	384	Payroll List.exe	85
PID 384 wrote to memory of 2820	384	Payroll List.exe	85

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2123103809-19148277-2527443841-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2123103809-19148277-2527443841-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Payroll List.exe
"C:\Users\Admin\AppData\Local\Temp\Payroll List.exe" bcdedit /c set shutdown /r readonly /f force /t 2
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:384
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\Payroll List.exe" bcdedit /c set shutdown /r readonly /f force /t 2
  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:2820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/384-6-0x0000000000DC0000-0x00000000011C0000-memory.dmp

Filesize
4.0MB

Download
memory/2820-7-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2820-8-0x0000000074AFE000-0x0000000074AFF000-memory.dmp

Filesize
4KB

Download
memory/2820-9-0x0000000005CA0000-0x0000000006246000-memory.dmp

Filesize
5.6MB

Download
memory/2820-10-0x00000000056F0000-0x000000000578C000-memory.dmp

Filesize
624KB

Download
memory/2820-11-0x0000000074AF0000-0x00000000752A1000-memory.dmp

Filesize
7.7MB

Download
memory/2820-12-0x0000000006A20000-0x0000000006BE2000-memory.dmp

Filesize
1.8MB

Download
memory/2820-13-0x00000000068A0000-0x00000000068F0000-memory.dmp

Filesize
320KB

Download
memory/2820-14-0x0000000007220000-0x000000000774C000-memory.dmp

Filesize
5.2MB

Download
memory/2820-15-0x0000000074AFE000-0x0000000074AFF000-memory.dmp

Filesize
4KB

Download
memory/2820-16-0x0000000074AF0000-0x00000000752A1000-memory.dmp

Filesize
7.7MB

Download
memory/2820-17-0x0000000006D90000-0x0000000006E22000-memory.dmp

Filesize
584KB

Download
memory/2820-18-0x0000000006D20000-0x0000000006D2A000-memory.dmp

Filesize
40KB

Download