vipkeylogger | ca1570ad60f3cd90794acb930a674b5cb584e2e59a9a048a2a9e0f3733667cee

General

Target

malw.exe
Size

1.2MB
MD5

5d50b68936da569ae7e46a4a6399661f
SHA1

e6c65e55c1b8e00a28d73a9adc87b7c91bab13a2
SHA256

ca1570ad60f3cd90794acb930a674b5cb584e2e59a9a048a2a9e0f3733667cee
SHA512

7b49db1cd0b94434dd9bf7f78cca036324dbd51729df34fb5e01b0e38dafedb5fd5af479d42595d0d800ed33f6125c72b085b0d4e6421a2a65164da2961c36a0
SSDEEP

24576:WfmMv6Ckr7Mny5QEGquoFvgfx2D14XhmpYLaEvR/e6dN:W3v+7/5QEGqEkDKhB1RGeN

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2896 set thread context of 316	2896	malw.exe	28

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2836	2896	WerFault.exe	27

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	malw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
316	RegSvcs.exe
316	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2896	malw.exe
2896	malw.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	316	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2896 wrote to memory of 316	2896	malw.exe	28
PID 2896 wrote to memory of 316	2896	malw.exe	28
PID 2896 wrote to memory of 316	2896	malw.exe	28
PID 2896 wrote to memory of 316	2896	malw.exe	28
PID 2896 wrote to memory of 316	2896	malw.exe	28
PID 2896 wrote to memory of 316	2896	malw.exe	28
PID 2896 wrote to memory of 316	2896	malw.exe	28
PID 2896 wrote to memory of 316	2896	malw.exe	28
PID 2896 wrote to memory of 2836	2896	malw.exe	29
PID 2896 wrote to memory of 2836	2896	malw.exe	29
PID 2896 wrote to memory of 2836	2896	malw.exe	29
PID 2896 wrote to memory of 2836	2896	malw.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\malw.exe
"C:\Users\Admin\AppData\Local\Temp\malw.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2896
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\malw.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:316
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2896 -s 384
  2⤵
  - Program crash
  PID:2836

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/316-3-0x0000000000110000-0x000000000015A000-memory.dmp

Filesize
296KB

Download
memory/316-12-0x0000000000110000-0x000000000015A000-memory.dmp

Filesize
296KB

Download
memory/316-9-0x0000000000110000-0x000000000015A000-memory.dmp

Filesize
296KB

Download
memory/316-5-0x0000000000110000-0x000000000015A000-memory.dmp

Filesize
296KB

Download
memory/316-13-0x00000000740BE000-0x00000000740BF000-memory.dmp

Filesize
4KB

Download
memory/316-14-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/316-15-0x00000000740BE000-0x00000000740BF000-memory.dmp

Filesize
4KB

Download
memory/316-16-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2896-2-0x00000000036F0000-0x0000000003AF0000-memory.dmp

Filesize
4.0MB

Download

Analysis

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