vipkeylogger | 33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e

General

Target

33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe
Size

760KB
MD5

dbc53deb1085f88b7baaa683353d6be5
SHA1

0bea8e79dfe4e9ed6047f231251cebfc34ef5d5c
SHA256

33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e
SHA512

f33e676294628319690cbce196d55563cac2064167e1564dd7ba32b36fdbc4b5e283aea7881f7946fbec8b8311f1bdf16a25dfcf69bcb306f639b2a1c55d4896
SSDEEP

12288:0BxgmmpFgv/kav5KneklnTpQK/fiWkNPnEHGZARW+uA:wkA1vtwTp9qbPEmZOF

Score

10^/10

vipkeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.aewn.buzz
Port:
587
Username:
[email protected]
Password:
7213575aceACE@@
Email To:
[email protected]

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2440	powershell.exe

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-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe
Key opened	\REGISTRY\USER\S-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe
Key opened	\REGISTRY\USER\S-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1904 set thread context of 2128	1904	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe	33

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

System Location Discovery: System Language Discovery 1 TTPs 3 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	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2128	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe
2440	powershell.exe
2128	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2128	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe
Token: SeDebugPrivilege	2440	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1904 wrote to memory of 2440	1904	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe	31
PID 1904 wrote to memory of 2440	1904	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe	31
PID 1904 wrote to memory of 2440	1904	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe	31
PID 1904 wrote to memory of 2440	1904	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe	31
PID 1904 wrote to memory of 2128	1904	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe	33
PID 1904 wrote to memory of 2128	1904	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe	33
PID 1904 wrote to memory of 2128	1904	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe	33
PID 1904 wrote to memory of 2128	1904	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe	33
PID 1904 wrote to memory of 2128	1904	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe	33
PID 1904 wrote to memory of 2128	1904	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe	33
PID 1904 wrote to memory of 2128	1904	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe	33
PID 1904 wrote to memory of 2128	1904	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe	33
PID 1904 wrote to memory of 2128	1904	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe

C:\Users\Admin\AppData\Local\Temp\33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe
"C:\Users\Admin\AppData\Local\Temp\33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1904
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2440
- C:\Users\Admin\AppData\Local\Temp\33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.exe
  "C:\Users\Admin\AppData\Local\Temp\33edda25fb107ebce003c9c5cf3e58244ae9c75326894e8d7fe6181be11e493e.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:2128

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

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 Information Discovery

1

T1082

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/1904-0-0x0000000074A2E000-0x0000000074A2F000-memory.dmp

Filesize
4KB

Download
memory/1904-1-0x0000000000D90000-0x0000000000E54000-memory.dmp

Filesize
784KB

Download
memory/1904-2-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download
memory/1904-3-0x0000000000380000-0x000000000039E000-memory.dmp

Filesize
120KB

Download
memory/1904-4-0x0000000074A2E000-0x0000000074A2F000-memory.dmp

Filesize
4KB

Download
memory/1904-5-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download
memory/1904-6-0x0000000000420000-0x00000000004AE000-memory.dmp

Filesize
568KB

Download
memory/1904-21-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download
memory/2128-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2128-16-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2128-18-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2128-12-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2128-10-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2128-9-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2128-7-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2128-22-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download
memory/2128-20-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2128-23-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download
memory/2128-26-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download
memory/2128-27-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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