vipkeylogger | 909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9

General

Target

Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.exe
Size

884KB
MD5

fa59fc9d6c2af739eaa63d3af4d6f428
SHA1

0550a7caae5cbe592ada14d028601c95cc9c678b
SHA256

909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9
SHA512

fd728cf6a59b4db4c1223992c0ed25206da787b8fc0b8622ac875896d2f1f7a24d8596b6e3f825f021f423f60b29cd110ab61f111127df4a95af3a705d8daa57
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaC3zdlP1RtygCmm/:7JZoQrbTFZY1iaCjdagK

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7321210888:AAF5VQB5xBwH7bEync-Cxbbe1Ehqi_-yItA/sendMessage?chat_id=5094780368

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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\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
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2764 set thread context of 2812	2764	Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.exe	30

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	Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2812	svchost.exe
2812	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2764	Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2812	svchost.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2812	2764	Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.exe	30
PID 2764 wrote to memory of 2812	2764	Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.exe	30
PID 2764 wrote to memory of 2812	2764	Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.exe	30
PID 2764 wrote to memory of 2812	2764	Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.exe	30
PID 2764 wrote to memory of 2812	2764	Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

C:\Users\Admin\AppData\Local\Temp\Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.exe
"C:\Users\Admin\AppData\Local\Temp\Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.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:2812

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 Information Discovery

1

T1082

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/2764-5-0x0000000000940000-0x0000000000944000-memory.dmp

Filesize
16KB

Download
memory/2812-6-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2812-8-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2812-9-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2812-10-0x000000007497E000-0x000000007497F000-memory.dmp

Filesize
4KB

Download
memory/2812-11-0x0000000001E30000-0x0000000001E7E000-memory.dmp

Filesize
312KB

Download
memory/2812-12-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/2812-13-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/2812-14-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/2812-15-0x0000000002030000-0x000000000207E000-memory.dmp

Filesize
312KB

Download
memory/2812-16-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/2812-17-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2812-18-0x000000007497E000-0x000000007497F000-memory.dmp

Filesize
4KB

Download
memory/2812-19-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/2812-20-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/2812-21-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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