vipkeylogger | 4cdbe754de2114be5f9ccf7e3f3d4f9f7f8fadc279e860bb1773aee0e2de4047

General

Target

PayeeAdvice_HK54912_R0038704_37504.exe
Size

814KB
MD5

a7071c7cf3999b13607413c36e8d5418
SHA1

a4d955d14cfb368d93bc7083214b01dec4c90f2b
SHA256

4cdbe754de2114be5f9ccf7e3f3d4f9f7f8fadc279e860bb1773aee0e2de4047
SHA512

4680f4794735608e5594b72ed7c84e9f1af90119d76d541d3d4f27f188a1546e01d3a556d32319da58021ad886f03d67b0deae43e45b6d706b242287f9fe61ed
SSDEEP

24576:/vYV0HT73uF4hi1qCCeFc2QCJgGNXk01vDxPVv7c:YOzaK6VcS5xhDxK

Score

10^/10

vipkeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.foodex.com.pk
Port:
587
Username:
[email protected]
Password:
wajahat1975

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.foodex.com.pk
Port:
587
Username:
[email protected]
Password:
wajahat1975
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

Loads dropped DLL 1 IoCs

pid	Process
2600	PayeeAdvice_HK54912_R0038704_37504.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-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PayeeAdvice_HK54912_R0038704_37504.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PayeeAdvice_HK54912_R0038704_37504.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PayeeAdvice_HK54912_R0038704_37504.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
26	checkip.dyndns.org

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
1948	PayeeAdvice_HK54912_R0038704_37504.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2600	PayeeAdvice_HK54912_R0038704_37504.exe
1948	PayeeAdvice_HK54912_R0038704_37504.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2600 set thread context of 1948	2600	PayeeAdvice_HK54912_R0038704_37504.exe	96

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 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	PayeeAdvice_HK54912_R0038704_37504.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PayeeAdvice_HK54912_R0038704_37504.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1948	PayeeAdvice_HK54912_R0038704_37504.exe
1948	PayeeAdvice_HK54912_R0038704_37504.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2600	PayeeAdvice_HK54912_R0038704_37504.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1948	PayeeAdvice_HK54912_R0038704_37504.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 1948	2600	PayeeAdvice_HK54912_R0038704_37504.exe	96
PID 2600 wrote to memory of 1948	2600	PayeeAdvice_HK54912_R0038704_37504.exe	96
PID 2600 wrote to memory of 1948	2600	PayeeAdvice_HK54912_R0038704_37504.exe	96
PID 2600 wrote to memory of 1948	2600	PayeeAdvice_HK54912_R0038704_37504.exe	96
PID 2600 wrote to memory of 1948	2600	PayeeAdvice_HK54912_R0038704_37504.exe	96

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PayeeAdvice_HK54912_R0038704_37504.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PayeeAdvice_HK54912_R0038704_37504.exe

C:\Users\Admin\AppData\Local\Temp\PayeeAdvice_HK54912_R0038704_37504.exe
"C:\Users\Admin\AppData\Local\Temp\PayeeAdvice_HK54912_R0038704_37504.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Users\Admin\AppData\Local\Temp\PayeeAdvice_HK54912_R0038704_37504.exe
  "C:\Users\Admin\AppData\Local\Temp\PayeeAdvice_HK54912_R0038704_37504.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1948

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 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

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsn9ABB.tmp\System.dll

Filesize
11KB

MD5
fc90dfb694d0e17b013d6f818bce41b0

SHA1
3243969886d640af3bfa442728b9f0dff9d5f5b0

SHA256
7fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528

SHA512
324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6

Download Submit
memory/1948-25-0x00000000398E0000-0x0000000039E84000-memory.dmp

Filesize
5.6MB

Download
memory/1948-26-0x0000000039E90000-0x0000000039F2C000-memory.dmp

Filesize
624KB

Download
memory/1948-36-0x000000003AD20000-0x000000003AD2A000-memory.dmp

Filesize
40KB

Download
memory/1948-35-0x000000003AC30000-0x000000003ACC2000-memory.dmp

Filesize
584KB

Download
memory/1948-16-0x0000000077D85000-0x0000000077D86000-memory.dmp

Filesize
4KB

Download
memory/1948-22-0x0000000077CE1000-0x0000000077E01000-memory.dmp

Filesize
1.1MB

Download
memory/1948-20-0x0000000000480000-0x00000000016D4000-memory.dmp

Filesize
18.3MB

Download
memory/1948-23-0x0000000072BDE000-0x0000000072BDF000-memory.dmp

Filesize
4KB

Download
memory/1948-33-0x0000000072BD0000-0x0000000073380000-memory.dmp

Filesize
7.7MB

Download
memory/1948-24-0x0000000000480000-0x00000000004CA000-memory.dmp

Filesize
296KB

Download
memory/1948-15-0x0000000077D68000-0x0000000077D69000-memory.dmp

Filesize
4KB

Download
memory/1948-27-0x0000000072BD0000-0x0000000073380000-memory.dmp

Filesize
7.7MB

Download
memory/1948-28-0x000000003A3F0000-0x000000003A5B2000-memory.dmp

Filesize
1.8MB

Download
memory/1948-29-0x000000003A5D0000-0x000000003A620000-memory.dmp

Filesize
320KB

Download
memory/1948-31-0x0000000072BDE000-0x0000000072BDF000-memory.dmp

Filesize
4KB

Download
memory/1948-32-0x000000003A6B0000-0x000000003ABDC000-memory.dmp

Filesize
5.2MB

Download
memory/2600-13-0x0000000077CE1000-0x0000000077E01000-memory.dmp

Filesize
1.1MB

Download
memory/2600-12-0x0000000077CE1000-0x0000000077E01000-memory.dmp

Filesize
1.1MB

Download
memory/2600-14-0x0000000010004000-0x0000000010005000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads