vipkeylogger | 1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a

General

Target

1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe
Size

1.2MB
MD5

274886fceb562b62f7c9047ea003e7cb
SHA1

4e08243ed9caf495ad6337029aad1ed207fe6a52
SHA256

1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a
SHA512

01544cf243f46ce27c59fc3ecb91df7941142d87260fae0c4c68191f6c1712e3f055040098bae7969200ea810daf03633937e6b9d194add7be0c46a14e3df2a6
SSDEEP

24576:ffmMv6Ckr7Mny5QLjGFLhUQkAO6AS2GEuY5++o+:f3v+7/5QLcOYO6eLrk+

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.vvtrade.vn
Port:
587
Username:
[email protected]
Password:
qVyP6qyv6MQCmZJBRs4t
Email To:
[email protected]

C2

https://api.telegram.org/bot7323823089:AAFBRsTW94zIpSoDS8yfGsotlQLqF2I6TU0/sendMessage?chat_id=5013849544

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\quinquennia.vbs	quinquennia.exe

Executes dropped EXE 1 IoCs

pid	Process
1076	quinquennia.exe

Loads dropped DLL 1 IoCs

pid	Process
2496	1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\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

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x0008000000015d6d-4.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1076 set thread context of 2132	1076	quinquennia.exe	31

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	1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	quinquennia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2132	RegSvcs.exe
2132	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1076	quinquennia.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2132	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2496	1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe
2496	1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe
1076	quinquennia.exe
1076	quinquennia.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2496	1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe
2496	1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe
1076	quinquennia.exe
1076	quinquennia.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 1076	2496	1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe	30
PID 2496 wrote to memory of 1076	2496	1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe	30
PID 2496 wrote to memory of 1076	2496	1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe	30
PID 2496 wrote to memory of 1076	2496	1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe	30
PID 1076 wrote to memory of 2132	1076	quinquennia.exe	31
PID 1076 wrote to memory of 2132	1076	quinquennia.exe	31
PID 1076 wrote to memory of 2132	1076	quinquennia.exe	31
PID 1076 wrote to memory of 2132	1076	quinquennia.exe	31
PID 1076 wrote to memory of 2132	1076	quinquennia.exe	31
PID 1076 wrote to memory of 2132	1076	quinquennia.exe	31
PID 1076 wrote to memory of 2132	1076	quinquennia.exe	31
PID 1076 wrote to memory of 2132	1076	quinquennia.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe
"C:\Users\Admin\AppData\Local\Temp\1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Users\Admin\AppData\Local\Vevina\quinquennia.exe
  "C:\Users\Admin\AppData\Local\Temp\1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - 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:1076
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:2132

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

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Vevina\quinquennia.exe

Filesize
1.2MB

MD5
274886fceb562b62f7c9047ea003e7cb

SHA1
4e08243ed9caf495ad6337029aad1ed207fe6a52

SHA256
1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a

SHA512
01544cf243f46ce27c59fc3ecb91df7941142d87260fae0c4c68191f6c1712e3f055040098bae7969200ea810daf03633937e6b9d194add7be0c46a14e3df2a6

Download Submit
memory/1076-11-0x0000000003C50000-0x0000000003E50000-memory.dmp

Filesize
2.0MB

Download
memory/1076-12-0x0000000003C50000-0x0000000003E50000-memory.dmp

Filesize
2.0MB

Download
memory/2132-14-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2132-18-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2132-16-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2132-19-0x00000000742CE000-0x00000000742CF000-memory.dmp

Filesize
4KB

Download
memory/2132-20-0x00000000742C0000-0x00000000749AE000-memory.dmp

Filesize
6.9MB

Download
memory/2132-21-0x00000000742CE000-0x00000000742CF000-memory.dmp

Filesize
4KB

Download
memory/2132-22-0x00000000742C0000-0x00000000749AE000-memory.dmp

Filesize
6.9MB

Download
memory/2496-2-0x00000000034C0000-0x00000000036C0000-memory.dmp

Filesize
2.0MB

Download
memory/2496-1-0x00000000034C0000-0x00000000036C0000-memory.dmp

Filesize
2.0MB

Download

Analysis

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