vipkeylogger | bcb46c65ec9e8e7012309351becad322455d89280d3b227b67e104b766c8caf8

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14/10/2024, 01:38

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General

Target

PO 0087900.scr
Size

11KB
MD5

f6ef999e2fa5ed70bb5ca135d97d9243
SHA1

339e741b643f46f3423595a924b427afa9f163ff
SHA256

bcb46c65ec9e8e7012309351becad322455d89280d3b227b67e104b766c8caf8
SHA512

34547862670613bd43de4ab6d408751cc8e39c3d148f00f82a6d55d54d08cdfd99bd36ca4ee163dbf0a4c69e62958f002cc015eeb6ad90b31d53f3f3287db1ad
SSDEEP

192:KaDIbNX3hoCD6JhZWnQfmG4NlUeKrfB0d:6F6bmQP4NSeoB0

Score

10^/10

vipkeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

https://api.telegram.org/bot7371892501:AAE6c_q-yLsVj82ZZEmMuRlQtTm95MBjCz0/sendMessage?chat_id=6750192797

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 3040 created 3544	3040	PO 0087900.scr	56

VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
stealer keylogger vipkeylogger
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-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.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
19	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3040 set thread context of 3468	3040	PO 0087900.scr	86

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	PO 0087900.scr
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3040	PO 0087900.scr
3468	RegAsm.exe
3468	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3040	PO 0087900.scr
Token: SeDebugPrivilege	3040	PO 0087900.scr
Token: SeDebugPrivilege	3468	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 3468	3040	PO 0087900.scr	86
PID 3040 wrote to memory of 3468	3040	PO 0087900.scr	86
PID 3040 wrote to memory of 3468	3040	PO 0087900.scr	86
PID 3040 wrote to memory of 3468	3040	PO 0087900.scr	86
PID 3040 wrote to memory of 3468	3040	PO 0087900.scr	86
PID 3040 wrote to memory of 3468	3040	PO 0087900.scr	86
PID 3040 wrote to memory of 3468	3040	PO 0087900.scr	86
PID 3040 wrote to memory of 3468	3040	PO 0087900.scr	86

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3544
- C:\Users\Admin\AppData\Local\Temp\PO 0087900.scr
  "C:\Users\Admin\AppData\Local\Temp\PO 0087900.scr" /S
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3040
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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:3468

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

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

Replay Monitor

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Downloads

memory/3040-0-0x00000000751CE000-0x00000000751CF000-memory.dmp

Filesize
4KB

Download
memory/3040-1-0x0000000000B80000-0x0000000000B88000-memory.dmp

Filesize
32KB

Download
memory/3040-2-0x00000000751C0000-0x0000000075970000-memory.dmp

Filesize
7.7MB

Download
memory/3040-3-0x0000000005ED0000-0x0000000005FBA000-memory.dmp

Filesize
936KB

Download
memory/3040-19-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-23-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-65-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-63-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-61-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-59-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-57-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-55-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-51-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-49-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-47-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-45-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-43-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-39-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-37-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-36-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-31-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-29-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-27-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-25-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-21-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-17-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-15-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-13-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-11-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-9-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-5-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-67-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-53-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-41-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-33-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-7-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-4-0x0000000005ED0000-0x0000000005FB4000-memory.dmp

Filesize
912KB

Download
memory/3040-933-0x00000000751CE000-0x00000000751CF000-memory.dmp

Filesize
4KB

Download
memory/3040-1079-0x00000000751C0000-0x0000000075970000-memory.dmp

Filesize
7.7MB

Download
memory/3040-1080-0x00000000751C0000-0x0000000075970000-memory.dmp

Filesize
7.7MB

Download
memory/3040-1081-0x00000000061E0000-0x0000000006244000-memory.dmp

Filesize
400KB

Download
memory/3040-1082-0x0000000006270000-0x00000000062BC000-memory.dmp

Filesize
304KB

Download
memory/3040-1086-0x00000000751C0000-0x0000000075970000-memory.dmp

Filesize
7.7MB

Download
memory/3040-1088-0x00000000751C0000-0x0000000075970000-memory.dmp

Filesize
7.7MB

Download
memory/3040-1087-0x00000000751C0000-0x0000000075970000-memory.dmp

Filesize
7.7MB

Download
memory/3040-1089-0x00000000751C0000-0x0000000075970000-memory.dmp

Filesize
7.7MB

Download
memory/3040-1090-0x0000000006AA0000-0x0000000007044000-memory.dmp

Filesize
5.6MB

Download
memory/3040-1091-0x0000000006340000-0x0000000006394000-memory.dmp

Filesize
336KB

Download
memory/3040-1093-0x00000000751C0000-0x0000000075970000-memory.dmp

Filesize
7.7MB

Download
memory/3468-1094-0x00000000751C0000-0x0000000075970000-memory.dmp

Filesize
7.7MB

Download
memory/3468-1095-0x0000000000740000-0x0000000000788000-memory.dmp

Filesize
288KB

Download
memory/3468-1096-0x0000000004CB0000-0x0000000004D4C000-memory.dmp

Filesize
624KB

Download
memory/3468-1097-0x00000000751C0000-0x0000000075970000-memory.dmp

Filesize
7.7MB

Download
memory/3468-1098-0x00000000751C0000-0x0000000075970000-memory.dmp

Filesize
7.7MB

Download
memory/3468-1099-0x00000000751C0000-0x0000000075970000-memory.dmp

Filesize
7.7MB

Download
memory/3468-1100-0x0000000006140000-0x0000000006302000-memory.dmp

Filesize
1.8MB

Download
memory/3468-1101-0x0000000005FC0000-0x0000000006010000-memory.dmp

Filesize
320KB

Download
memory/3468-1102-0x0000000006310000-0x00000000063A2000-memory.dmp

Filesize
584KB

Download
memory/3468-1103-0x00000000060C0000-0x00000000060CA000-memory.dmp

Filesize
40KB

Download