vipkeylogger | 37d95650ce61a4f265d21b47de3c7980f5ba2820f66e90add25147096ce682b3

General

Target

Teklif Talebi__77252662______PDF_PDF.exe
Size

766KB
MD5

3e9424c0379b02d4a15cbd5a0748757b
SHA1

bdf1a9dc926aff66b99708180b2f06e2606cff0e
SHA256

37d95650ce61a4f265d21b47de3c7980f5ba2820f66e90add25147096ce682b3
SHA512

ec522b61c1910e26266fcb37158e4a1fd0436905ce4c5e6841e652b27b9b91170cce2e9b22b60491637b96cc6a9779dd10f84c998321a869684ff9b65b01f6b7
SSDEEP

12288:onCb+eCSmwdQxXiX4XxZ3xgeHcC+mxtpPrEzIlTBtMu04qxA9TWAp73JWA0hpsy:ouCqdISohNxgs+mRDdFtMu04qxyTWApb

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
2672	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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Teklif Talebi__77252662______PDF_PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Teklif Talebi__77252662______PDF_PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Teklif Talebi__77252662______PDF_PDF.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 2380 set thread context of 896	2380	Teklif Talebi__77252662______PDF_PDF.exe	31

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	Teklif Talebi__77252662______PDF_PDF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Teklif Talebi__77252662______PDF_PDF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2380	Teklif Talebi__77252662______PDF_PDF.exe
2380	Teklif Talebi__77252662______PDF_PDF.exe
896	Teklif Talebi__77252662______PDF_PDF.exe
2672	powershell.exe
896	Teklif Talebi__77252662______PDF_PDF.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2380	Teklif Talebi__77252662______PDF_PDF.exe
Token: SeDebugPrivilege	896	Teklif Talebi__77252662______PDF_PDF.exe
Token: SeDebugPrivilege	2672	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2672	2380	Teklif Talebi__77252662______PDF_PDF.exe	30
PID 2380 wrote to memory of 2672	2380	Teklif Talebi__77252662______PDF_PDF.exe	30
PID 2380 wrote to memory of 2672	2380	Teklif Talebi__77252662______PDF_PDF.exe	30
PID 2380 wrote to memory of 2672	2380	Teklif Talebi__77252662______PDF_PDF.exe	30
PID 2380 wrote to memory of 896	2380	Teklif Talebi__77252662______PDF_PDF.exe	31
PID 2380 wrote to memory of 896	2380	Teklif Talebi__77252662______PDF_PDF.exe	31
PID 2380 wrote to memory of 896	2380	Teklif Talebi__77252662______PDF_PDF.exe	31
PID 2380 wrote to memory of 896	2380	Teklif Talebi__77252662______PDF_PDF.exe	31
PID 2380 wrote to memory of 896	2380	Teklif Talebi__77252662______PDF_PDF.exe	31
PID 2380 wrote to memory of 896	2380	Teklif Talebi__77252662______PDF_PDF.exe	31
PID 2380 wrote to memory of 896	2380	Teklif Talebi__77252662______PDF_PDF.exe	31
PID 2380 wrote to memory of 896	2380	Teklif Talebi__77252662______PDF_PDF.exe	31
PID 2380 wrote to memory of 896	2380	Teklif Talebi__77252662______PDF_PDF.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Teklif Talebi__77252662______PDF_PDF.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Teklif Talebi__77252662______PDF_PDF.exe

C:\Users\Admin\AppData\Local\Temp\Teklif Talebi__77252662______PDF_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Teklif Talebi__77252662______PDF_PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2380
- 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\Teklif Talebi__77252662______PDF_PDF.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2672
- C:\Users\Admin\AppData\Local\Temp\Teklif Talebi__77252662______PDF_PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\Teklif Talebi__77252662______PDF_PDF.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:896

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/896-10-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/896-9-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/896-19-0x0000000073D30000-0x000000007441E000-memory.dmp

Filesize
6.9MB

Download
memory/896-18-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/896-24-0x0000000073D30000-0x000000007441E000-memory.dmp

Filesize
6.9MB

Download
memory/896-21-0x0000000073D30000-0x000000007441E000-memory.dmp

Filesize
6.9MB

Download
memory/896-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/896-7-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/896-8-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/896-25-0x0000000073D30000-0x000000007441E000-memory.dmp

Filesize
6.9MB

Download
memory/896-13-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/896-15-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2380-0-0x0000000073D3E000-0x0000000073D3F000-memory.dmp

Filesize
4KB

Download
memory/2380-1-0x0000000001350000-0x0000000001416000-memory.dmp

Filesize
792KB

Download
memory/2380-2-0x0000000073D30000-0x000000007441E000-memory.dmp

Filesize
6.9MB

Download
memory/2380-20-0x0000000073D30000-0x000000007441E000-memory.dmp

Filesize
6.9MB

Download
memory/2380-5-0x0000000004FB0000-0x000000000503E000-memory.dmp

Filesize
568KB

Download
memory/2380-4-0x0000000073D30000-0x000000007441E000-memory.dmp

Filesize
6.9MB

Download
memory/2380-3-0x00000000005F0000-0x000000000060C000-memory.dmp

Filesize
112KB

Download

Analysis

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