vipkeylogger | 4e6b4a6b0f88369b10ab84afe4529ea7b4784707b3b5caa882e41050abbc6549

General

Target

724-130-2025.exe
Size

1.0MB
MD5

bc0f2d5c7dbef53ed808837aab2855bc
SHA1

98ffde785bd487745dc3f2fc541a86ede25518bf
SHA256

ec1b776abc39b4aa04715898f4f87054d73c9f6b186151390d7c16da234dae43
SHA512

e635e33d6eb8ddab90d1f13c28ab6ff8ecf3e807735e6af1ca280fd542d92c99fff5e22d155c7306987c148d402c89b1359ef19029466a99ef10fa36e741ea4d
SSDEEP

24576:kAHnh+eWsN3skA4RV1Hom2KXFmIa7ll+AzDgWXH4VYHMmV5:zh+ZkldoPK1Xa7l0AvvXet4

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7965348925:AAGe8wdrvk9A3lxr1GIjGigodJ_zZ7prhfs/sendMessage?chat_id=6848903538

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\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
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

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2596 set thread context of 2316	2596	724-130-2025.exe	30

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	724-130-2025.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2316	RegSvcs.exe
2316	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2596	724-130-2025.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2316	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2596	724-130-2025.exe
2596	724-130-2025.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2596	724-130-2025.exe
2596	724-130-2025.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 2316	2596	724-130-2025.exe	30
PID 2596 wrote to memory of 2316	2596	724-130-2025.exe	30
PID 2596 wrote to memory of 2316	2596	724-130-2025.exe	30
PID 2596 wrote to memory of 2316	2596	724-130-2025.exe	30
PID 2596 wrote to memory of 2316	2596	724-130-2025.exe	30
PID 2596 wrote to memory of 2316	2596	724-130-2025.exe	30
PID 2596 wrote to memory of 2316	2596	724-130-2025.exe	30
PID 2596 wrote to memory of 2316	2596	724-130-2025.exe	30

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\724-130-2025.exe
"C:\Users\Admin\AppData\Local\Temp\724-130-2025.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:2596
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\724-130-2025.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:2316

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/2316-14-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2316-13-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2316-16-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2316-17-0x0000000073BCE000-0x0000000073BCF000-memory.dmp

Filesize
4KB

Download
memory/2316-18-0x0000000073BC0000-0x00000000742AE000-memory.dmp

Filesize
6.9MB

Download
memory/2316-19-0x0000000073BCE000-0x0000000073BCF000-memory.dmp

Filesize
4KB

Download
memory/2316-20-0x0000000073BC0000-0x00000000742AE000-memory.dmp

Filesize
6.9MB

Download
memory/2316-21-0x0000000073BC0000-0x00000000742AE000-memory.dmp

Filesize
6.9MB

Download
memory/2316-22-0x0000000073BC0000-0x00000000742AE000-memory.dmp

Filesize
6.9MB

Download
memory/2316-23-0x0000000073BC0000-0x00000000742AE000-memory.dmp

Filesize
6.9MB

Download
memory/2316-24-0x0000000073BC0000-0x00000000742AE000-memory.dmp

Filesize
6.9MB

Download
memory/2596-11-0x0000000000A10000-0x0000000000E10000-memory.dmp

Filesize
4.0MB

Download

Analysis

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