vipkeylogger | 6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7

General

Target

6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe
Size

77.0MB
MD5

7a6425553456c5f24bb5c8e235574c72
SHA1

6d825e1a1238c4a4f26966c281507e5e704c5500
SHA256

6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7
SHA512

1da622c9448297a1b2971dab7415586f9e31e113c8e39404d25ba9937e9b423a2f8d01ce772590a796ad9642c04b66a09f8b044d1b5707e696f686fc61cc6e47
SSDEEP

24576:uu6J33O0c+JY5UZ+XC0kGso6Fa/ROfRojRhKC8CcXWY:gu0c++OCvkGs9Fa/syHKC8CrY

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

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-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.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
16	reallyfreegeoip.org
13	checkip.dyndns.org
15	reallyfreegeoip.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/556-6-0x00000000018B0000-0x0000000001CB0000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 556 set thread context of 1604	556	6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe	82

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	6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1604	svchost.exe
1604	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
556	6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1604	svchost.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
556	6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe
556	6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe
556	6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
556	6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe
556	6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe
556	6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 556 wrote to memory of 1604	556	6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe	82
PID 556 wrote to memory of 1604	556	6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe	82
PID 556 wrote to memory of 1604	556	6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe	82
PID 556 wrote to memory of 1604	556	6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

C:\Users\Admin\AppData\Local\Temp\6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe
"C:\Users\Admin\AppData\Local\Temp\6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:556
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\6b5bfda5580a6bd8ec3062f4d33b09c0f91722d824e80ae0cb8d47e8b1b2fcb7.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:1604

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/556-6-0x00000000018B0000-0x0000000001CB0000-memory.dmp

Filesize
4.0MB

Download
memory/1604-7-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1604-8-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1604-9-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1604-10-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1604-11-0x000000007451E000-0x000000007451F000-memory.dmp

Filesize
4KB

Download
memory/1604-12-0x0000000003B30000-0x0000000003B7E000-memory.dmp

Filesize
312KB

Download
memory/1604-13-0x00000000069B0000-0x0000000006F54000-memory.dmp

Filesize
5.6MB

Download
memory/1604-14-0x0000000006040000-0x000000000608E000-memory.dmp

Filesize
312KB

Download
memory/1604-15-0x0000000006130000-0x00000000061CC000-memory.dmp

Filesize
624KB

Download
memory/1604-16-0x0000000007570000-0x0000000007732000-memory.dmp

Filesize
1.8MB

Download
memory/1604-17-0x00000000073F0000-0x0000000007440000-memory.dmp

Filesize
320KB

Download
memory/1604-18-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1604-19-0x000000007451E000-0x000000007451F000-memory.dmp

Filesize
4KB

Download
memory/1604-20-0x0000000007740000-0x00000000077D2000-memory.dmp

Filesize
584KB

Download
memory/1604-21-0x00000000074C0000-0x00000000074CA000-memory.dmp

Filesize
40KB

Download

Analysis

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