vipkeylogger | c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0

General

Target

c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
Size

864KB
MD5

abc05276ba6305e8fdbf08b1cfa8a005
SHA1

50aa13bd7ef461bce463b6d3d033d89c22bb22e0
SHA256

c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0
SHA512

7fe9ad83fdcec2ba857b9ad65056e3b9e94db7f402de266005ea1c086214803df28f8ca1ca1ce739fa4b513a77a5f950c2ad9aaad88895c8a00042d2c6bbe5ef
SSDEEP

24576:VBoxRSK/hLdpel2qkQTeYH0EA66TdCrfs4Pix12bUsua:cHSYdckQ6Y5A55CNPix12Vu

Score

10^/10

vipkeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7771785357:AAGIjPnBZrH4W2USOpZoA66yRS239AIaI8U/sendMessage?chat_id=6370711846

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
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.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
20	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2776 set thread context of 4572	2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe	101

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	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
4572	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
4572	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
Token: SeDebugPrivilege	4572	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2776 wrote to memory of 4572	2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe	101
PID 2776 wrote to memory of 4572	2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe	101
PID 2776 wrote to memory of 4572	2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe	101
PID 2776 wrote to memory of 4572	2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe	101
PID 2776 wrote to memory of 4572	2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe	101
PID 2776 wrote to memory of 4572	2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe	101
PID 2776 wrote to memory of 4572	2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe	101
PID 2776 wrote to memory of 4572	2776	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe	101

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe

C:\Users\Admin\AppData\Local\Temp\c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
"C:\Users\Admin\AppData\Local\Temp\c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2776
- C:\Users\Admin\AppData\Local\Temp\c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
  "C:\Users\Admin\AppData\Local\Temp\c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.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:4572

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Browser Information Discovery

1

T1217

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2776-10-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/2776-4-0x00000000055B0000-0x00000000055BA000-memory.dmp

Filesize
40KB

Download
memory/2776-0-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

Filesize
4KB

Download
memory/2776-15-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/2776-11-0x0000000004F00000-0x0000000004F8C000-memory.dmp

Filesize
560KB

Download
memory/2776-5-0x0000000005830000-0x00000000058CC000-memory.dmp

Filesize
624KB

Download
memory/2776-6-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/2776-7-0x0000000006E60000-0x0000000006F34000-memory.dmp

Filesize
848KB

Download
memory/2776-8-0x0000000006F30000-0x0000000006F4C000-memory.dmp

Filesize
112KB

Download
memory/2776-9-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

Filesize
4KB

Download
memory/2776-2-0x0000000005B40000-0x00000000060E4000-memory.dmp

Filesize
5.6MB

Download
memory/2776-1-0x0000000000A40000-0x0000000000B1C000-memory.dmp

Filesize
880KB

Download
memory/2776-3-0x00000000054E0000-0x0000000005572000-memory.dmp

Filesize
584KB

Download
memory/4572-14-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/4572-12-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/4572-16-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/4572-17-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/4572-18-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/4572-19-0x0000000006A90000-0x0000000006C52000-memory.dmp

Filesize
1.8MB

Download
memory/4572-20-0x0000000006910000-0x0000000006960000-memory.dmp

Filesize
320KB

Download
memory/4572-21-0x0000000007190000-0x00000000076BC000-memory.dmp

Filesize
5.2MB

Download

Analysis

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