vipkeylogger | e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c

General

Target

e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe
Size

818KB
MD5

78668d52e5b092184a4b8e6788713b3c
SHA1

302e6b4b4f6441acbbfe4e55c6f6d8a83d94f7eb
SHA256

e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c
SHA512

268bc3599a5cdf1ca28718a460a8fd6c9b3de7f76b5ea59bbf2e9956464c54c8a7b80c0fd1cc788a9c3bc1dad10527c35d953dff9a59df9a3e88a629b8b419ca
SSDEEP

12288:yjvtDL3M7b58soVv4mRPVg5MCao3AiqLwgDS7P2P:yjvV3Mn2jgyo3A9Lu7PO

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.gtpv.online
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

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\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.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
35	checkip.dyndns.org
37	reallyfreegeoip.org
38	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2428 set thread context of 1076	2428	e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe	99

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	e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2428	e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe
2428	e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe
2428	e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe
1076	InstallUtil.exe
1076	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2428	e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe
Token: SeDebugPrivilege	1076	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2428 wrote to memory of 1076	2428	e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe	99
PID 2428 wrote to memory of 1076	2428	e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe	99
PID 2428 wrote to memory of 1076	2428	e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe	99
PID 2428 wrote to memory of 1076	2428	e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe	99
PID 2428 wrote to memory of 1076	2428	e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe	99
PID 2428 wrote to memory of 1076	2428	e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe	99
PID 2428 wrote to memory of 1076	2428	e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe	99
PID 2428 wrote to memory of 1076	2428	e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe	99

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	InstallUtil.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	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe
"C:\Users\Admin\AppData\Local\Temp\e5691b515fc141f456826af6833f83e2c2f950bc8d283dac38b676abe845924c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2428
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.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:1076

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/1076-13-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1076-20-0x0000000006790000-0x00000000067E0000-memory.dmp

Filesize
320KB

Download
memory/1076-19-0x00000000068F0000-0x0000000006AB2000-memory.dmp

Filesize
1.8MB

Download
memory/1076-18-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/1076-17-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/1076-15-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/2428-10-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/2428-6-0x00000000052B0000-0x00000000052F2000-memory.dmp

Filesize
264KB

Download
memory/2428-8-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/2428-9-0x00000000747DE000-0x00000000747DF000-memory.dmp

Filesize
4KB

Download
memory/2428-0-0x00000000747DE000-0x00000000747DF000-memory.dmp

Filesize
4KB

Download
memory/2428-11-0x0000000006D30000-0x0000000006D4A000-memory.dmp

Filesize
104KB

Download
memory/2428-12-0x00000000072A0000-0x00000000072A6000-memory.dmp

Filesize
24KB

Download
memory/2428-7-0x0000000005E20000-0x0000000005E2A000-memory.dmp

Filesize
40KB

Download
memory/2428-5-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/2428-16-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/2428-4-0x00000000053E0000-0x000000000547C000-memory.dmp

Filesize
624KB

Download
memory/2428-3-0x0000000005340000-0x00000000053D2000-memory.dmp

Filesize
584KB

Download
memory/2428-2-0x0000000005850000-0x0000000005DF4000-memory.dmp

Filesize
5.6MB

Download
memory/2428-1-0x0000000000DE0000-0x0000000000EB2000-memory.dmp

Filesize
840KB

Download

Analysis

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