vipkeylogger | fa3262757d48ca8f047f9045bac15fb422cb91f231b1eb29f5250fb52ad7a9bc

General

Target

Fizets-visszaigazolsa_773491jpg.exe
Size

1.1MB
MD5

46df525d13c6430e026e2a068d16458f
SHA1

808d2b8d860d90977baed3cd10c5e30be9702764
SHA256

fa3262757d48ca8f047f9045bac15fb422cb91f231b1eb29f5250fb52ad7a9bc
SHA512

f16e060f55d55629eda347fe0d9f6b8cb417a3ffe0af37f5c089bcbd23c45d5f1f2148b3330753fcba1d15f783af9016d64002966346f165094ba7dec5fc4a67
SSDEEP

24576:4tb20pkaCqT5TBWgNQ7akTuyHOPTLF46A:BVg5tQ7akTut7Lm5

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\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 516 set thread context of 2564	516	Fizets-visszaigazolsa_773491jpg.exe	31

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	Fizets-visszaigazolsa_773491jpg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2564	svchost.exe
2564	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
516	Fizets-visszaigazolsa_773491jpg.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2564	svchost.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 516 wrote to memory of 2564	516	Fizets-visszaigazolsa_773491jpg.exe	31
PID 516 wrote to memory of 2564	516	Fizets-visszaigazolsa_773491jpg.exe	31
PID 516 wrote to memory of 2564	516	Fizets-visszaigazolsa_773491jpg.exe	31
PID 516 wrote to memory of 2564	516	Fizets-visszaigazolsa_773491jpg.exe	31
PID 516 wrote to memory of 2564	516	Fizets-visszaigazolsa_773491jpg.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

C:\Users\Admin\AppData\Local\Temp\Fizets-visszaigazolsa_773491jpg.exe
"C:\Users\Admin\AppData\Local\Temp\Fizets-visszaigazolsa_773491jpg.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:516
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\Fizets-visszaigazolsa_773491jpg.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:2564

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/516-6-0x0000000000810000-0x0000000000C10000-memory.dmp

Filesize
4.0MB

Download
memory/2564-7-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2564-9-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2564-10-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2564-11-0x000000007492E000-0x000000007492F000-memory.dmp

Filesize
4KB

Download
memory/2564-12-0x0000000000940000-0x000000000098E000-memory.dmp

Filesize
312KB

Download
memory/2564-13-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/2564-14-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/2564-15-0x0000000001ED0000-0x0000000001F1E000-memory.dmp

Filesize
312KB

Download
memory/2564-16-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/2564-17-0x000000007492E000-0x000000007492F000-memory.dmp

Filesize
4KB

Download
memory/2564-18-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/2564-19-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/2564-20-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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