vipkeylogger | fe8f1302f9a091585f72592bfeae5afd523ff2848b4f5cecd12f6f2e69259327

General

Target

malw.exe
Size

1.5MB
MD5

6cc9328af63e4f3c0e0df6a067ab8758
SHA1

5f5ce53eeecc8a3d34bc99e4c432b9ef6eddc552
SHA256

fe8f1302f9a091585f72592bfeae5afd523ff2848b4f5cecd12f6f2e69259327
SHA512

bfe781368ccdff951862238f73f2f25d8fe6cda3214d193b75d7c330fec8010af52a440e13b7fa4f03009e69947081d6aea755b89614b5182b8a9b5fbce55b3c
SSDEEP

24576:kqDEvCTbMWu7rQYlBQcBiT6rprG8aZjDVOcOvfIXIXiAWViOgC/Zxh:kTvC/MTQYxsWR7aZFYvfIYXiTXgkx

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7580957702:AAF09QqagTzh-M7zSCZovqxkmwhkdAGG1yI/sendMessage?chat_id=7105655241

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-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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
14	checkip.dyndns.org
16	reallyfreegeoip.org
17	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3644 set thread context of 4496	3644	malw.exe	82

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4496	RegSvcs.exe
4496	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3644	malw.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4496	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3644	malw.exe
3644	malw.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3644	malw.exe
3644	malw.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3644 wrote to memory of 4496	3644	malw.exe	82
PID 3644 wrote to memory of 4496	3644	malw.exe	82
PID 3644 wrote to memory of 4496	3644	malw.exe	82
PID 3644 wrote to memory of 4496	3644	malw.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\malw.exe
"C:\Users\Admin\AppData\Local\Temp\malw.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:3644
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\malw.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:4496

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/3644-2-0x00000000012B0000-0x00000000016B0000-memory.dmp

Filesize
4.0MB

Download
memory/4496-3-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/4496-4-0x000000007465E000-0x000000007465F000-memory.dmp

Filesize
4KB

Download
memory/4496-5-0x0000000005770000-0x0000000005D14000-memory.dmp

Filesize
5.6MB

Download
memory/4496-6-0x00000000052A0000-0x000000000533C000-memory.dmp

Filesize
624KB

Download
memory/4496-7-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/4496-8-0x0000000006730000-0x00000000068F2000-memory.dmp

Filesize
1.8MB

Download
memory/4496-9-0x00000000065C0000-0x0000000006610000-memory.dmp

Filesize
320KB

Download
memory/4496-10-0x0000000006E30000-0x000000000735C000-memory.dmp

Filesize
5.2MB

Download
memory/4496-11-0x000000007465E000-0x000000007465F000-memory.dmp

Filesize
4KB

Download
memory/4496-12-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/4496-13-0x00000000069A0000-0x0000000006A32000-memory.dmp

Filesize
584KB

Download
memory/4496-14-0x0000000006910000-0x000000000691A000-memory.dmp

Filesize
40KB

Download

Analysis

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