vipkeylogger | 42f45b8d26258e4b40387bda1c948fc89e3754d735ed0b69a5baaf02678ab496

General

Target

NEW90FL0OtSHAz.bat.exe
Size

714KB
MD5

884a8f2e4c08dc7ae2365112da323629
SHA1

715ca2cd2b469a7db50c1405dbb311cdb2a04b33
SHA256

42f45b8d26258e4b40387bda1c948fc89e3754d735ed0b69a5baaf02678ab496
SHA512

8b624003c7f320e5be6a7d672d9919258ac2014a03b3e467a10265a2d661f833ff96f94ac296dd9b248e836b7a105012f3eb453e87e27a0f2828d23973673c24
SSDEEP

12288:cUyIR4R52J+XtmucV6XShTHbkRV5G6tEIYqAaFbXsq2x9HNQQOLAWfbFQCBIR:cUyIeeRP7hT7kRVsKEIYkFbXsq+FNQQ/

Score

10^/10

vipkeylogger collection discovery execution keylogger spyware 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

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2676	powershell.exe
2748	powershell.exe

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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW90FL0OtSHAz.bat.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW90FL0OtSHAz.bat.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW90FL0OtSHAz.bat.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 2828 set thread context of 1844	2828	NEW90FL0OtSHAz.bat.exe	36

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 5 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NEW90FL0OtSHAz.bat.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NEW90FL0OtSHAz.bat.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1660	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
2828	NEW90FL0OtSHAz.bat.exe
2828	NEW90FL0OtSHAz.bat.exe
2828	NEW90FL0OtSHAz.bat.exe
2828	NEW90FL0OtSHAz.bat.exe
2828	NEW90FL0OtSHAz.bat.exe
2828	NEW90FL0OtSHAz.bat.exe
2828	NEW90FL0OtSHAz.bat.exe
1844	NEW90FL0OtSHAz.bat.exe
2748	powershell.exe
2676	powershell.exe
1844	NEW90FL0OtSHAz.bat.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2828	NEW90FL0OtSHAz.bat.exe
Token: SeDebugPrivilege	1844	NEW90FL0OtSHAz.bat.exe
Token: SeDebugPrivilege	2748	powershell.exe
Token: SeDebugPrivilege	2676	powershell.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2828 wrote to memory of 2676	2828	NEW90FL0OtSHAz.bat.exe	30
PID 2828 wrote to memory of 2676	2828	NEW90FL0OtSHAz.bat.exe	30
PID 2828 wrote to memory of 2676	2828	NEW90FL0OtSHAz.bat.exe	30
PID 2828 wrote to memory of 2676	2828	NEW90FL0OtSHAz.bat.exe	30
PID 2828 wrote to memory of 2748	2828	NEW90FL0OtSHAz.bat.exe	32
PID 2828 wrote to memory of 2748	2828	NEW90FL0OtSHAz.bat.exe	32
PID 2828 wrote to memory of 2748	2828	NEW90FL0OtSHAz.bat.exe	32
PID 2828 wrote to memory of 2748	2828	NEW90FL0OtSHAz.bat.exe	32
PID 2828 wrote to memory of 1660	2828	NEW90FL0OtSHAz.bat.exe	34
PID 2828 wrote to memory of 1660	2828	NEW90FL0OtSHAz.bat.exe	34
PID 2828 wrote to memory of 1660	2828	NEW90FL0OtSHAz.bat.exe	34
PID 2828 wrote to memory of 1660	2828	NEW90FL0OtSHAz.bat.exe	34
PID 2828 wrote to memory of 1844	2828	NEW90FL0OtSHAz.bat.exe	36
PID 2828 wrote to memory of 1844	2828	NEW90FL0OtSHAz.bat.exe	36
PID 2828 wrote to memory of 1844	2828	NEW90FL0OtSHAz.bat.exe	36
PID 2828 wrote to memory of 1844	2828	NEW90FL0OtSHAz.bat.exe	36
PID 2828 wrote to memory of 1844	2828	NEW90FL0OtSHAz.bat.exe	36
PID 2828 wrote to memory of 1844	2828	NEW90FL0OtSHAz.bat.exe	36
PID 2828 wrote to memory of 1844	2828	NEW90FL0OtSHAz.bat.exe	36
PID 2828 wrote to memory of 1844	2828	NEW90FL0OtSHAz.bat.exe	36
PID 2828 wrote to memory of 1844	2828	NEW90FL0OtSHAz.bat.exe	36
PID 2828 wrote to memory of 1844	2828	NEW90FL0OtSHAz.bat.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW90FL0OtSHAz.bat.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW90FL0OtSHAz.bat.exe

C:\Users\Admin\AppData\Local\Temp\NEW90FL0OtSHAz.bat.exe
"C:\Users\Admin\AppData\Local\Temp\NEW90FL0OtSHAz.bat.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2828
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\NEW90FL0OtSHAz.bat.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2676
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ypLZKtXxGIG.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2748
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ypLZKtXxGIG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC699.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1660
- C:\Users\Admin\AppData\Local\Temp\NEW90FL0OtSHAz.bat.exe
  "C:\Users\Admin\AppData\Local\Temp\NEW90FL0OtSHAz.bat.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:1844

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

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 Information Discovery

1

T1082

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpC699.tmp

Filesize
1KB

MD5
3d700a874ccc697a952b9d1aa3b8e862

SHA1
74a3497f6d5cf097ea300dba7b86841c6cad0e9d

SHA256
98f24cc6ac9dbfccbd188fe3939297285f15a87713e1e890303c1a37cfa71e59

SHA512
4bb7f59577f532b31fdd0b35ebdc10ad34acb4d261782c3859355744424857877c7c46ea75c0ff1596a0e1077ccadbf6161d2ac548ef9612dde6229fcc6772cc

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
2e5284816c8941ca210b9a6d57713069

SHA1
a3a2a40d9452604b4edeba28d2d560b4c46990f6

SHA256
6c3b92794a78e3deed29d1f64ce5c61fb72182647c6c95721ec0a84e090bbfc6

SHA512
d7ae8b04795be2744a020d2e3f04dd222fa27a269d8d845f589242a20844d3f481b8e5e1b309c24828f56e9435e1fe4180eb6668932eae8828d84441546e7d70

Download Submit
memory/1844-23-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1844-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1844-33-0x0000000000690000-0x00000000006DE000-memory.dmp

Filesize
312KB

Download
memory/1844-32-0x0000000000440000-0x0000000000490000-memory.dmp

Filesize
320KB

Download
memory/1844-21-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1844-25-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1844-27-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1844-19-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1844-31-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1844-30-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2828-2-0x0000000074280000-0x000000007496E000-memory.dmp

Filesize
6.9MB

Download
memory/2828-1-0x00000000010E0000-0x0000000001198000-memory.dmp

Filesize
736KB

Download
memory/2828-3-0x0000000000430000-0x0000000000448000-memory.dmp

Filesize
96KB

Download
memory/2828-0-0x000000007428E000-0x000000007428F000-memory.dmp

Filesize
4KB

Download
memory/2828-6-0x0000000007510000-0x000000000758E000-memory.dmp

Filesize
504KB

Download
memory/2828-5-0x0000000074280000-0x000000007496E000-memory.dmp

Filesize
6.9MB

Download
memory/2828-4-0x000000007428E000-0x000000007428F000-memory.dmp

Filesize
4KB

Download
memory/2828-34-0x0000000074280000-0x000000007496E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads