vipkeylogger | 5b6955b40c450b03be011b795c8034d211f84ddf4e67e55711d0c86bb92f582a

General

Target

Payment Slip.exe
Size

1009KB
MD5

d721eab396039744df30c1c4ac89386e
SHA1

db06bcb42971088989f20c795e484611b37b35b0
SHA256

f800b332a02989cb73f92d0b58f9658f7f5389be1a966670c507ccbd32c31ce7
SHA512

aab9f2ea6979d26df263378e629ff9058652c3622bda8c913968dd45c461d546cf1cbc337387ee344109f0273248476c44640b0e9f14deba944c92fac1f8e226
SSDEEP

24576:Ou6J33O0c+JY5UZ+XC0kGso6Fa4rtKwUtjWWY:Au0c++OCvkGs9Fa4rInTY

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.wxtp.store
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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\toggeries.vbs	toggeries.exe

Executes dropped EXE 1 IoCs

pid	Process
1980	toggeries.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\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
15	checkip.dyndns.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x000a000000023b85-9.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1980 set thread context of 4668	1980	toggeries.exe	84

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 3 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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Payment Slip.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	toggeries.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4668	RegSvcs.exe
4668	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1980	toggeries.exe
1980	toggeries.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4668	RegSvcs.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
1928	Payment Slip.exe
1928	Payment Slip.exe
1928	Payment Slip.exe
1980	toggeries.exe
1980	toggeries.exe
1980	toggeries.exe

Suspicious use of SendNotifyMessage 6 IoCs

pid	Process
1928	Payment Slip.exe
1928	Payment Slip.exe
1928	Payment Slip.exe
1980	toggeries.exe
1980	toggeries.exe
1980	toggeries.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1928 wrote to memory of 1980	1928	Payment Slip.exe	83
PID 1928 wrote to memory of 1980	1928	Payment Slip.exe	83
PID 1928 wrote to memory of 1980	1928	Payment Slip.exe	83
PID 1980 wrote to memory of 4668	1980	toggeries.exe	84
PID 1980 wrote to memory of 4668	1980	toggeries.exe	84
PID 1980 wrote to memory of 4668	1980	toggeries.exe	84
PID 1980 wrote to memory of 4668	1980	toggeries.exe	84

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe
"C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1928
- C:\Users\Admin\AppData\Local\Thebesian\toggeries.exe
  "C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - 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:1980
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:4668

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

C:\Users\Admin\AppData\Local\Thebesian\toggeries.exe

Filesize
1009KB

MD5
d721eab396039744df30c1c4ac89386e

SHA1
db06bcb42971088989f20c795e484611b37b35b0

SHA256
f800b332a02989cb73f92d0b58f9658f7f5389be1a966670c507ccbd32c31ce7

SHA512
aab9f2ea6979d26df263378e629ff9058652c3622bda8c913968dd45c461d546cf1cbc337387ee344109f0273248476c44640b0e9f14deba944c92fac1f8e226

Download Submit
memory/1928-6-0x0000000001490000-0x0000000001890000-memory.dmp

Filesize
4.0MB

Download
memory/1980-18-0x0000000001150000-0x0000000001550000-memory.dmp

Filesize
4.0MB

Download
memory/4668-22-0x00000000050D0000-0x0000000005674000-memory.dmp

Filesize
5.6MB

Download
memory/4668-21-0x000000007534E000-0x000000007534F000-memory.dmp

Filesize
4KB

Download
memory/4668-20-0x0000000000530000-0x0000000000578000-memory.dmp

Filesize
288KB

Download
memory/4668-23-0x0000000004BC0000-0x0000000004C5C000-memory.dmp

Filesize
624KB

Download
memory/4668-24-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/4668-25-0x000000007534E000-0x000000007534F000-memory.dmp

Filesize
4KB

Download
memory/4668-26-0x0000000006050000-0x0000000006212000-memory.dmp

Filesize
1.8MB

Download
memory/4668-27-0x0000000005ED0000-0x0000000005F20000-memory.dmp

Filesize
320KB

Download
memory/4668-28-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/4668-29-0x0000000006220000-0x00000000062B2000-memory.dmp

Filesize
584KB

Download
memory/4668-30-0x0000000005FE0000-0x0000000005FEA000-memory.dmp

Filesize
40KB

Download

Analysis

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