vipkeylogger | 227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781

General

Target

227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.exe
Size

1.1MB
MD5

1aefaa71b8996d22cad66a84a7f279a0
SHA1

4ec6f2fe363b2c5422f684c0c2abfdaddc25b781
SHA256

227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781
SHA512

67081cf6ea7a56764b8d97610c69747b6ec352ea5b7c18ef717124d8b926c6394746aad22c8590920479b9c8c8c0158ed9e0e320562e943a2e81f129af615164
SSDEEP

24576:ffmMv6Ckr7Mny5QLMwDMZE4mqu6p0DWsRmic2V993wZCA:f3v+7/5QLMLE2hq93wP

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.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 2528 set thread context of 1600	2528	227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.exe	30

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 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	227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1600	svchost.exe
1600	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2528	227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1600	svchost.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2528	227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.exe
2528	227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2528	227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.exe
2528	227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 1600	2528	227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.exe	30
PID 2528 wrote to memory of 1600	2528	227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.exe	30
PID 2528 wrote to memory of 1600	2528	227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.exe	30
PID 2528 wrote to memory of 1600	2528	227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.exe	30
PID 2528 wrote to memory of 1600	2528	227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.exe	30

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	svchost.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	svchost.exe

C:\Users\Admin\AppData\Local\Temp\227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.exe
"C:\Users\Admin\AppData\Local\Temp\227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.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:2528
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\227f6ffec17185b0f15ef324705b35ab5859020ed58345ff63c59dbd5f1a0781N.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:1600

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

Loading Replay Monitor...

Downloads

memory/1600-9-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/1600-12-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/1600-5-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1600-3-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1600-7-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/1600-8-0x0000000001E50000-0x0000000001E9E000-memory.dmp

Filesize
312KB

Download
memory/1600-6-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1600-10-0x0000000001F70000-0x0000000001FBE000-memory.dmp

Filesize
312KB

Download
memory/1600-17-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/1600-11-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/1600-13-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/1600-14-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1600-15-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/1600-16-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2528-2-0x0000000003300000-0x0000000003500000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing