vipkeylogger | 4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca

General

Target

4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe
Size

817KB
MD5

907268cbf218e72fadc5518e995cd724
SHA1

7e44655044d4af5100617ac497a1c53171976258
SHA256

4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca
SHA512

e395e09c9050ca962988edac1ad521c157ac16b0b5bb8720795d5acbdd40345acfaf9ec41cf60f67c402089642023f849bab6e2fd8964fcd8ecfcb435fe7d33f
SSDEEP

24576:jRmJkcoQricOIQxiZY1iaxbUa7DZkRtJxx2h:QJZoQrbTFZY1iaxw0DZknJxO

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.ksp-ljutomer.si
Port:
587
Username:
[email protected]
Password:
zQVxG9sSH7R3

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.ksp-ljutomer.si
Port:
587
Username:
[email protected]
Password:
zQVxG9sSH7R3
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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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.

Processes:

flow	ioc
3	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe

description	pid	Process	procid_target
PID 2836 set thread context of 2352	2836	4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe	86

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

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
3520	2836	WerFault.exe	82

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

Processes:

4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exeRegSvcs.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid	Process
2352	RegSvcs.exe
2352	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe

pid	Process
2836	4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description	pid	Process
Token: SeDebugPrivilege	2352	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe

description	pid	Process	procid_target
PID 2836 wrote to memory of 2352	2836	4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe	86
PID 2836 wrote to memory of 2352	2836	4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe	86
PID 2836 wrote to memory of 2352	2836	4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe	86
PID 2836 wrote to memory of 2352	2836	4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe	86

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

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

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

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	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe
"C:\Users\Admin\AppData\Local\Temp\4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2836
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.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:2352
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 744
  2⤵
  - Program crash
  PID:3520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2836 -ip 2836
1⤵
PID:3200

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

1

T1217

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2352-17-0x0000000073DDE000-0x0000000073DDF000-memory.dmp

Filesize
4KB

Download
memory/2352-12-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2352-13-0x0000000073DDE000-0x0000000073DDF000-memory.dmp

Filesize
4KB

Download
memory/2352-14-0x0000000005AB0000-0x0000000006054000-memory.dmp

Filesize
5.6MB

Download
memory/2352-15-0x0000000005500000-0x000000000559C000-memory.dmp

Filesize
624KB

Download
memory/2352-16-0x0000000073DD0000-0x0000000074580000-memory.dmp

Filesize
7.7MB

Download
memory/2352-18-0x0000000073DD0000-0x0000000074580000-memory.dmp

Filesize
7.7MB

Download
memory/2352-19-0x00000000067F0000-0x00000000069B2000-memory.dmp

Filesize
1.8MB

Download
memory/2352-20-0x0000000006680000-0x00000000066D0000-memory.dmp

Filesize
320KB

Download
memory/2352-21-0x0000000006EF0000-0x000000000741C000-memory.dmp

Filesize
5.2MB

Download
memory/2352-22-0x0000000006A60000-0x0000000006AF2000-memory.dmp

Filesize
584KB

Download
memory/2352-23-0x00000000069C0000-0x00000000069CA000-memory.dmp

Filesize
40KB

Download
memory/2836-11-0x0000000004120000-0x0000000004320000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads