vipkeylogger | 73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187

General

Target

73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe
Size

756KB
MD5

f70ff8ce7c18f3189f9c924754bf7f30
SHA1

2899819702a6eb35e7003cdf761da79e94a6d629
SHA256

73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187
SHA512

7c6af03dcc52d0c798d87bce286b038782a3658a2884e131020037845b80e73f7db7cd5f59e48f317b6cb9dfc2fb61337b32a1665dd5509259b1cedfaeed3d06
SSDEEP

12288:l2+nSPz5JA/EME8jGql7WV1OaTpFJKoewYlfM9D9HFu4:noz5m/EJz+FaTEo7Yl4DPu4

Score

10^/10

vipkeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
smtp.ionos.es
Port:
587
Username:
[email protected]
Password:
}7KaoV%+ZDr75*4004
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
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-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.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
8	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 736 set thread context of 2816	736	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe	86

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	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2816	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe
2816	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2816	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 736 wrote to memory of 2816	736	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe	86
PID 736 wrote to memory of 2816	736	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe	86
PID 736 wrote to memory of 2816	736	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe	86
PID 736 wrote to memory of 2816	736	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe	86
PID 736 wrote to memory of 2816	736	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe	86
PID 736 wrote to memory of 2816	736	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe	86
PID 736 wrote to memory of 2816	736	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe	86
PID 736 wrote to memory of 2816	736	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe	86

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe

C:\Users\Admin\AppData\Local\Temp\73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe
"C:\Users\Admin\AppData\Local\Temp\73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:736
- C:\Users\Admin\AppData\Local\Temp\73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.exe
  "C:\Users\Admin\AppData\Local\Temp\73cce3e987a9e95872a5e0f81ab0353efe9bf9febffc066e4f997954587d3187N.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:2816

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 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/736-8-0x0000000005930000-0x0000000005938000-memory.dmp

Filesize
32KB

Download
memory/736-4-0x00000000743C0000-0x0000000074B70000-memory.dmp

Filesize
7.7MB

Download
memory/736-0-0x00000000743CE000-0x00000000743CF000-memory.dmp

Filesize
4KB

Download
memory/736-3-0x0000000005950000-0x00000000059E2000-memory.dmp

Filesize
584KB

Download
memory/736-13-0x00000000743C0000-0x0000000074B70000-memory.dmp

Filesize
7.7MB

Download
memory/736-5-0x00000000058F0000-0x00000000058FA000-memory.dmp

Filesize
40KB

Download
memory/736-6-0x0000000005BD0000-0x0000000005C48000-memory.dmp

Filesize
480KB

Download
memory/736-12-0x00000000743CE000-0x00000000743CF000-memory.dmp

Filesize
4KB

Download
memory/736-2-0x0000000005E60000-0x0000000006404000-memory.dmp

Filesize
5.6MB

Download
memory/736-1-0x0000000000E20000-0x0000000000EE4000-memory.dmp

Filesize
784KB

Download
memory/736-7-0x0000000005CF0000-0x0000000005D8C000-memory.dmp

Filesize
624KB

Download
memory/2816-11-0x00000000743C0000-0x0000000074B70000-memory.dmp

Filesize
7.7MB

Download
memory/2816-10-0x00000000743C0000-0x0000000074B70000-memory.dmp

Filesize
7.7MB

Download
memory/2816-9-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2816-14-0x00000000743C0000-0x0000000074B70000-memory.dmp

Filesize
7.7MB

Download
memory/2816-15-0x0000000006A80000-0x0000000006C42000-memory.dmp

Filesize
1.8MB

Download
memory/2816-16-0x0000000006900000-0x0000000006950000-memory.dmp

Filesize
320KB

Download

Analysis

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