vipkeylogger | 28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66

General

Target

28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe
Size

1.2MB
MD5

ea41e93a253b77f1fd4f71a2053ac0b0
SHA1

1b30121615594e0fe6efb863909f6f8fa5125981
SHA256

28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66
SHA512

088346b5e4468ecf97564c28191d05d5ed00c730a0e1acb742fea410827490a78e617d70e49bae85958168540632bd9e6fd9c8c882251e356bafc5dcd2fdc699
SSDEEP

24576:GA9km6k/IwRYbiBeKGCc30TvMHxs+wZVowOuuEH7excLEw377AT:H9sk/IRUnHTvMHxs+wZVfZ377AT

Score

10^/10

vipkeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.jhxkgroup.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
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-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe
Key opened	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe
Key opened	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.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
1	checkip.dyndns.org
21	reallyfreegeoip.org
22	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1264 set thread context of 928	1264	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.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	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
928	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe
928	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	928	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1264 wrote to memory of 928	1264	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe	86
PID 1264 wrote to memory of 928	1264	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe	86
PID 1264 wrote to memory of 928	1264	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe	86
PID 1264 wrote to memory of 928	1264	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe	86
PID 1264 wrote to memory of 928	1264	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe	86
PID 1264 wrote to memory of 928	1264	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe	86
PID 1264 wrote to memory of 928	1264	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe	86
PID 1264 wrote to memory of 928	1264	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe	86

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe

C:\Users\Admin\AppData\Local\Temp\28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe
"C:\Users\Admin\AppData\Local\Temp\28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1264
- C:\Users\Admin\AppData\Local\Temp\28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.exe
  "C:\Users\Admin\AppData\Local\Temp\28b1e929db9b031e6b2e9d4923775df3193858adb4c5e4c85e292f6e5c4baa66.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:928

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/928-9-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/928-17-0x0000000006D80000-0x0000000006DD0000-memory.dmp

Filesize
320KB

Download
memory/928-16-0x0000000006F00000-0x00000000070C2000-memory.dmp

Filesize
1.8MB

Download
memory/928-15-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/928-14-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/928-11-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/928-10-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/1264-8-0x0000000004E90000-0x0000000004E98000-memory.dmp

Filesize
32KB

Download
memory/1264-0-0x00000000751EE000-0x00000000751EF000-memory.dmp

Filesize
4KB

Download
memory/1264-7-0x0000000005130000-0x00000000051CC000-memory.dmp

Filesize
624KB

Download
memory/1264-6-0x0000000005010000-0x0000000005088000-memory.dmp

Filesize
480KB

Download
memory/1264-5-0x0000000004D40000-0x0000000004D4A000-memory.dmp

Filesize
40KB

Download
memory/1264-12-0x00000000751EE000-0x00000000751EF000-memory.dmp

Filesize
4KB

Download
memory/1264-13-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/1264-4-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/1264-3-0x0000000004D50000-0x0000000004DE2000-memory.dmp

Filesize
584KB

Download
memory/1264-2-0x0000000005260000-0x0000000005804000-memory.dmp

Filesize
5.6MB

Download
memory/1264-1-0x0000000000350000-0x0000000000488000-memory.dmp

Filesize
1.2MB

Download

Analysis

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