vipkeylogger | cb4635bc37189a8c926cd1542e767eae5b9f5f9dbe7ce25b141dbf6902376ee4

General

Target

31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe
Size

3.0MB
MD5

9e1f6833062853fe34cf620511b08662
SHA1

9f409adb2ddc3a06f1b73b888d6649d4bdaddee7
SHA256

81e019eec1b1f11c799784692f81a936c003371874b968409923517bab7b70ac
SHA512

f336d99d4adcf640584d6cd72293d10bc2372d66e9e254f9f1dc17208e8ca8305f7d27522639b75cd527ee407dcf7adae64c2920e4d7921018ab9099ad2c7bd5
SSDEEP

12288:bRW0lR858YtZX9UVJd+ihYsZJQM9ZLCIyEaSs3Wuk7WtbQw0QLcVG7xMHZ:bRW0lPWZG9Pjdtv+3WdUd0Y5xsZ

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.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 2568 set thread context of 2172	2568	31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe	31

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 1 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	jsc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2172	jsc.exe
2172	jsc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2568	31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe
Token: SeDebugPrivilege	2172	jsc.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2568 wrote to memory of 2172	2568	31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe	31
PID 2568 wrote to memory of 2172	2568	31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe	31
PID 2568 wrote to memory of 2172	2568	31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe	31
PID 2568 wrote to memory of 2172	2568	31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe	31
PID 2568 wrote to memory of 2172	2568	31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe	31
PID 2568 wrote to memory of 2172	2568	31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe	31
PID 2568 wrote to memory of 2172	2568	31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe	31
PID 2568 wrote to memory of 2172	2568	31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe	31
PID 2568 wrote to memory of 2172	2568	31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe	31
PID 2568 wrote to memory of 2500	2568	31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe	32
PID 2568 wrote to memory of 2500	2568	31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe	32
PID 2568 wrote to memory of 2500	2568	31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

C:\Users\Admin\AppData\Local\Temp\31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe
"C:\Users\Admin\AppData\Local\Temp\31_10_2024_Dönemi_MEVDUAT Ekstre Bilgiler.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2568
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.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:2172
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2568 -s 616
  2⤵
  PID:2500

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/2172-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2172-10-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2172-22-0x00000000742A0000-0x000000007498E000-memory.dmp

Filesize
6.9MB

Download
memory/2172-21-0x00000000742AE000-0x00000000742AF000-memory.dmp

Filesize
4KB

Download
memory/2172-4-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2172-8-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2172-15-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2172-13-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2172-19-0x00000000742A0000-0x000000007498E000-memory.dmp

Filesize
6.9MB

Download
memory/2172-6-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2172-18-0x00000000742AE000-0x00000000742AF000-memory.dmp

Filesize
4KB

Download
memory/2172-17-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2568-0-0x000007FEF5433000-0x000007FEF5434000-memory.dmp

Filesize
4KB

Download
memory/2568-1-0x0000000000A50000-0x0000000000A68000-memory.dmp

Filesize
96KB

Download
memory/2568-20-0x000007FEF5430000-0x000007FEF5E1C000-memory.dmp

Filesize
9.9MB

Download
memory/2568-2-0x000000001A620000-0x000000001A6BC000-memory.dmp

Filesize
624KB

Download
memory/2568-3-0x000007FEF5430000-0x000007FEF5E1C000-memory.dmp

Filesize
9.9MB

Download

Analysis

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