vipkeylogger | 6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106

General

Target

6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe
Size

935KB
MD5

9a8b2f175cdbb6e8c709a39a11ba7a90
SHA1

62e576084c556ad5d1d3370db2af94a367d351ba
SHA256

6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106
SHA512

66dad6f1475c673712380dfa832a7b6c005563df1645995758fa93571f93dc1fe7378237b55afc6f7363260b553fbe95e9ae8c1e40ab2b2817b823dce9e701b5
SSDEEP

24576:9+AH7M28NNEDMj73JTlB2s0O8BD48rWHFDW+1RUrV:MsWNEDmJT7L0O8BD48rWHFDW+1RuV

Score

10^/10

vipkeylogger collection discovery execution 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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2892	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\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 2140 set thread context of 2520	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	33

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	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2520	RegSvcs.exe
2892	powershell.exe
2520	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2520	RegSvcs.exe
Token: SeDebugPrivilege	2892	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2140 wrote to memory of 2892	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	31
PID 2140 wrote to memory of 2892	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	31
PID 2140 wrote to memory of 2892	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	31
PID 2140 wrote to memory of 2892	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	31
PID 2140 wrote to memory of 2520	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	33
PID 2140 wrote to memory of 2520	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	33
PID 2140 wrote to memory of 2520	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	33
PID 2140 wrote to memory of 2520	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	33
PID 2140 wrote to memory of 2520	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	33
PID 2140 wrote to memory of 2520	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	33
PID 2140 wrote to memory of 2520	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	33
PID 2140 wrote to memory of 2520	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	33
PID 2140 wrote to memory of 2520	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	33
PID 2140 wrote to memory of 2520	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	33
PID 2140 wrote to memory of 2520	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	33
PID 2140 wrote to memory of 2520	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	33
PID 2140 wrote to memory of 2520	2140	6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe
"C:\Users\Admin\AppData\Local\Temp\6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2140
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\6cae02b9c53e25101109e266fc3ad28aa093aca1cb1313b0a67e942d1503e106N.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2892
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:2520

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

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

memory/2140-0-0x000000007423E000-0x000000007423F000-memory.dmp

Filesize
4KB

Download
memory/2140-1-0x0000000000870000-0x000000000095C000-memory.dmp

Filesize
944KB

Download
memory/2140-2-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2140-3-0x0000000000290000-0x00000000002AE000-memory.dmp

Filesize
120KB

Download
memory/2140-4-0x000000007423E000-0x000000007423F000-memory.dmp

Filesize
4KB

Download
memory/2140-5-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2140-6-0x00000000005F0000-0x000000000066E000-memory.dmp

Filesize
504KB

Download
memory/2140-22-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2520-18-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2520-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2520-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2520-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2520-10-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2520-9-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2520-8-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2520-19-0x0000000000C40000-0x0000000000C94000-memory.dmp

Filesize
336KB

Download
memory/2520-7-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2520-23-0x00000000021B0000-0x0000000002202000-memory.dmp

Filesize
328KB

Download

Analysis

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