vipkeylogger | 9c01f3a82e49bfa8d66bffbcf50a162c45cf654f4a3f125b2052138fc29ffc39

General

Target

z705688y7t7tgggju97867756576.exe
Size

1021KB
MD5

f388bd3c65ff8d8b5155feb5e281a031
SHA1

6cbf597a4698dc8cd6f94f125d4c02e492e0d6bc
SHA256

9c01f3a82e49bfa8d66bffbcf50a162c45cf654f4a3f125b2052138fc29ffc39
SHA512

ecf415e2fda534b76660ba4859b0dc3fa2726ad643d33d6340977b83e981db2851e54c96d088b3edbdff860e2c0da2f4917d894ebd778dcf0b3087a01980e3b8
SSDEEP

24576:stb20pkaCqT5TBWgNQ7aMrJGF6WquYeq6A:VVg5tQ7aM0QWq/5

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7157329086:AAGOsSc2V0wvMRyvFFXhUVN6YYkkxDpjHDU/sendMessage?chat_id=7337843299

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\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.

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1968 set thread context of 572	1968	z705688y7t7tgggju97867756576.exe	31

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	z705688y7t7tgggju97867756576.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
572	RegSvcs.exe
572	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1968	z705688y7t7tgggju97867756576.exe
1968	z705688y7t7tgggju97867756576.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	572	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1968	z705688y7t7tgggju97867756576.exe
1968	z705688y7t7tgggju97867756576.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1968	z705688y7t7tgggju97867756576.exe
1968	z705688y7t7tgggju97867756576.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 572	1968	z705688y7t7tgggju97867756576.exe	31
PID 1968 wrote to memory of 572	1968	z705688y7t7tgggju97867756576.exe	31
PID 1968 wrote to memory of 572	1968	z705688y7t7tgggju97867756576.exe	31
PID 1968 wrote to memory of 572	1968	z705688y7t7tgggju97867756576.exe	31
PID 1968 wrote to memory of 572	1968	z705688y7t7tgggju97867756576.exe	31
PID 1968 wrote to memory of 572	1968	z705688y7t7tgggju97867756576.exe	31
PID 1968 wrote to memory of 572	1968	z705688y7t7tgggju97867756576.exe	31
PID 1968 wrote to memory of 572	1968	z705688y7t7tgggju97867756576.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\z705688y7t7tgggju97867756576.exe
"C:\Users\Admin\AppData\Local\Temp\z705688y7t7tgggju97867756576.exe"
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:1968
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\z705688y7t7tgggju97867756576.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:572

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/572-13-0x0000000000090000-0x00000000000D8000-memory.dmp

Filesize
288KB

Download
memory/572-16-0x0000000000090000-0x00000000000D8000-memory.dmp

Filesize
288KB

Download
memory/572-8-0x0000000000090000-0x00000000000D8000-memory.dmp

Filesize
288KB

Download
memory/572-9-0x0000000000090000-0x00000000000D8000-memory.dmp

Filesize
288KB

Download
memory/572-17-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/572-18-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/572-19-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/572-20-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/1968-6-0x0000000000CE0000-0x00000000010E0000-memory.dmp

Filesize
4.0MB

Download

Analysis

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