vipkeylogger | ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86

General

Target

ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe
Size

77.0MB
MD5

2e5d4eae567cc6db52dbc9f7ca1369da
SHA1

8720c5eeacbbbb280876bae98ccefb25416e1c33
SHA256

ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86
SHA512

9a15093fbfec4068755646b333a767109a1039a0291a73f9ed31b3a2369bd94b4fb67e0802fc7374fcd75e1b0db6235acee4c0230011cb802453a0f1d2a1fca2
SSDEEP

24576:/tb20pkaCqT5TBWgNQ7aVK2aU6B8NRum6A:8Vg5tQ7aVnNH5

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\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
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

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 1704 set thread context of 2044	1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe	30

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1788	1704	WerFault.exe	29

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	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2044	svchost.exe
2044	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2044	svchost.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe
1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe
1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 2044	1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe	30
PID 1704 wrote to memory of 2044	1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe	30
PID 1704 wrote to memory of 2044	1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe	30
PID 1704 wrote to memory of 2044	1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe	30
PID 1704 wrote to memory of 2044	1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe	30
PID 1704 wrote to memory of 1788	1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe	31
PID 1704 wrote to memory of 1788	1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe	31
PID 1704 wrote to memory of 1788	1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe	31
PID 1704 wrote to memory of 1788	1704	ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.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	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\ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.exe
"C:\Users\Admin\AppData\Local\Temp\ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.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:1704
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\ba23834b70ee4feb3f4cf12c7d19d7472d6f025c07d5781a07fa681dd3b41b86.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:2044
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 312
  2⤵
  - Program crash
  PID:1788

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/1704-6-0x0000000000710000-0x0000000000B10000-memory.dmp

Filesize
4.0MB

Download
memory/1704-18-0x0000000000710000-0x0000000000B10000-memory.dmp

Filesize
4.0MB

Download
memory/2044-14-0x00000000007B0000-0x00000000007FE000-memory.dmp

Filesize
312KB

Download
memory/2044-10-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2044-11-0x00000000741EE000-0x00000000741EF000-memory.dmp

Filesize
4KB

Download
memory/2044-12-0x00000000003A0000-0x00000000003EE000-memory.dmp

Filesize
312KB

Download
memory/2044-7-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2044-13-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/2044-15-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/2044-16-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/2044-17-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/2044-9-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2044-19-0x00000000741EE000-0x00000000741EF000-memory.dmp

Filesize
4KB

Download
memory/2044-20-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/2044-21-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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