vipkeylogger | 14cf7e4322ad07399069df4b0d5db0d66cf5553e5d3205df728547ec6f3485ba

General

Target

PO-2602.exe
Size

1.2MB
MD5

e3322029b312a55d39c8f73f3ceab24e
SHA1

0a360cc0925d129389ab86dc3dc9a315f40824f3
SHA256

57bafeb2917ee325369b84c0908cd0d2368a053d60a909cacc3e4b34e14c5dc0
SHA512

f5cf3b0dfcfe871362328c78bc893c9b6fc2eee51dd3cf2bbf82cbeec8aed05a1b3ca545dd0ebf93e9bccb68cc7d75e4cf4332ac958952ee4b8a8cbf1ec6b159
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaCiFH2nugtHYWQAwNeoVC1JkI:7JZoQrbTFZY1iaC6gtHRQAwhIJ

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7204444211:AAHhCv47hRiqEWkkF-hzrMRRq69HpYbFD5Y/sendMessage?chat_id=2065242915

Signatures

VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
stealer keylogger vipkeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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
5	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4604 set thread context of 3668	4604	PO-2602.exe	82

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4692	4604	WerFault.exe	81

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	PO-2602.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3668	RegSvcs.exe
3668	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4604	PO-2602.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3668	RegSvcs.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4604	PO-2602.exe
4604	PO-2602.exe
4604	PO-2602.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4604	PO-2602.exe
4604	PO-2602.exe
4604	PO-2602.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4604 wrote to memory of 3668	4604	PO-2602.exe	82
PID 4604 wrote to memory of 3668	4604	PO-2602.exe	82
PID 4604 wrote to memory of 3668	4604	PO-2602.exe	82
PID 4604 wrote to memory of 3668	4604	PO-2602.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\PO-2602.exe
"C:\Users\Admin\AppData\Local\Temp\PO-2602.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:4604
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\PO-2602.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:3668
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4604 -s 752
  2⤵
  - Program crash
  PID:4692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4604 -ip 4604
1⤵
PID:4788

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

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Downloads

memory/3668-8-0x0000000006420000-0x00000000065E2000-memory.dmp

Filesize
1.8MB

Download
memory/3668-14-0x0000000073F50000-0x0000000074700000-memory.dmp

Filesize
7.7MB

Download
memory/3668-4-0x0000000073F5E000-0x0000000073F5F000-memory.dmp

Filesize
4KB

Download
memory/3668-5-0x00000000054E0000-0x0000000005A84000-memory.dmp

Filesize
5.6MB

Download
memory/3668-6-0x0000000004FD0000-0x000000000506C000-memory.dmp

Filesize
624KB

Download
memory/3668-7-0x0000000073F50000-0x0000000074700000-memory.dmp

Filesize
7.7MB

Download
memory/3668-10-0x0000000073F5E000-0x0000000073F5F000-memory.dmp

Filesize
4KB

Download
memory/3668-15-0x0000000073F50000-0x0000000074700000-memory.dmp

Filesize
7.7MB

Download
memory/3668-3-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/3668-11-0x0000000073F50000-0x0000000074700000-memory.dmp

Filesize
7.7MB

Download
memory/3668-12-0x00000000065F0000-0x0000000006682000-memory.dmp

Filesize
584KB

Download
memory/3668-13-0x0000000006390000-0x000000000639A000-memory.dmp

Filesize
40KB

Download
memory/3668-9-0x00000000062A0000-0x00000000062F0000-memory.dmp

Filesize
320KB

Download
memory/4604-2-0x0000000003D70000-0x0000000003F70000-memory.dmp

Filesize
2.0MB

Download

Analysis

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