vipkeylogger | af42e687e09cde0d0244260e147d8a8d6d6d72122720ba86bbffc162343eff3c

General

Target

Pedido de Cotação-241107_Pdf.bat.exe
Size

859KB
MD5

8cebfa704d3634a606537d895816e5be
SHA1

dbefde135d6f1f08febeec531ae15b053e4afd98
SHA256

af42e687e09cde0d0244260e147d8a8d6d6d72122720ba86bbffc162343eff3c
SHA512

edc2ede743b92d89b01ecd1e674d5f5587c428df919954b7463769d9db4468705f362c2fc1d195c5bf34669f8537e264827caeae8ebbf22b2594f08e9757c5e4
SSDEEP

24576:K1r1Fid2Zjri8yfYDFaHHminnen2kXHeDApmFeLW/OMZ:K1r1Fi+ju4Zafni2kX+DApm6

Score

10^/10

vipkeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.recsb.com
Port:
587
Username:
[email protected]
Password:
1=vI*r6^
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

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
2776	powershell.exe
2848	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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Pedido de Cotação-241107_Pdf.bat.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Pedido de Cotação-241107_Pdf.bat.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Pedido de Cotação-241107_Pdf.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 824 set thread context of 2648	824	Pedido de Cotação-241107_Pdf.bat.exe	37

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	Pedido de Cotação-241107_Pdf.bat.exe
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	Pedido de Cotação-241107_Pdf.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
2940	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
824	Pedido de Cotação-241107_Pdf.bat.exe
824	Pedido de Cotação-241107_Pdf.bat.exe
2648	Pedido de Cotação-241107_Pdf.bat.exe
2848	powershell.exe
2776	powershell.exe
2648	Pedido de Cotação-241107_Pdf.bat.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	824	Pedido de Cotação-241107_Pdf.bat.exe
Token: SeDebugPrivilege	2648	Pedido de Cotação-241107_Pdf.bat.exe
Token: SeDebugPrivilege	2848	powershell.exe
Token: SeDebugPrivilege	2776	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 824 wrote to memory of 2776	824	Pedido de Cotação-241107_Pdf.bat.exe	31
PID 824 wrote to memory of 2776	824	Pedido de Cotação-241107_Pdf.bat.exe	31
PID 824 wrote to memory of 2776	824	Pedido de Cotação-241107_Pdf.bat.exe	31
PID 824 wrote to memory of 2776	824	Pedido de Cotação-241107_Pdf.bat.exe	31
PID 824 wrote to memory of 2848	824	Pedido de Cotação-241107_Pdf.bat.exe	33
PID 824 wrote to memory of 2848	824	Pedido de Cotação-241107_Pdf.bat.exe	33
PID 824 wrote to memory of 2848	824	Pedido de Cotação-241107_Pdf.bat.exe	33
PID 824 wrote to memory of 2848	824	Pedido de Cotação-241107_Pdf.bat.exe	33
PID 824 wrote to memory of 2940	824	Pedido de Cotação-241107_Pdf.bat.exe	35
PID 824 wrote to memory of 2940	824	Pedido de Cotação-241107_Pdf.bat.exe	35
PID 824 wrote to memory of 2940	824	Pedido de Cotação-241107_Pdf.bat.exe	35
PID 824 wrote to memory of 2940	824	Pedido de Cotação-241107_Pdf.bat.exe	35
PID 824 wrote to memory of 2648	824	Pedido de Cotação-241107_Pdf.bat.exe	37
PID 824 wrote to memory of 2648	824	Pedido de Cotação-241107_Pdf.bat.exe	37
PID 824 wrote to memory of 2648	824	Pedido de Cotação-241107_Pdf.bat.exe	37
PID 824 wrote to memory of 2648	824	Pedido de Cotação-241107_Pdf.bat.exe	37
PID 824 wrote to memory of 2648	824	Pedido de Cotação-241107_Pdf.bat.exe	37
PID 824 wrote to memory of 2648	824	Pedido de Cotação-241107_Pdf.bat.exe	37
PID 824 wrote to memory of 2648	824	Pedido de Cotação-241107_Pdf.bat.exe	37
PID 824 wrote to memory of 2648	824	Pedido de Cotação-241107_Pdf.bat.exe	37
PID 824 wrote to memory of 2648	824	Pedido de Cotação-241107_Pdf.bat.exe	37

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Pedido de Cotação-241107_Pdf.bat.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Pedido de Cotação-241107_Pdf.bat.exe

C:\Users\Admin\AppData\Local\Temp\Pedido de Cotação-241107_Pdf.bat.exe
"C:\Users\Admin\AppData\Local\Temp\Pedido de Cotação-241107_Pdf.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:824
- 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\Pedido de Cotação-241107_Pdf.bat.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2776
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oqRwcWctcQ.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2848
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oqRwcWctcQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1796.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2940
- C:\Users\Admin\AppData\Local\Temp\Pedido de Cotação-241107_Pdf.bat.exe
  "C:\Users\Admin\AppData\Local\Temp\Pedido de Cotação-241107_Pdf.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:2648

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1796.tmp

Filesize
1KB

MD5
64d11c649aa9bd9409a2c9ac0f37a548

SHA1
3b9af8dce123a114bbcce296e3e31589941ae7cb

SHA256
5e45750c01a1519c8bf1994cab041a7956b9fbae8ac31146475510365d9519d3

SHA512
bfd9ed766c7e70bcd73d4ad344c27b01b3f23233c55657407665737955e67a5f0b63e0716902be140a564c9ac11227b54f61af4050ac4c66d3947045ddeb7372

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

Filesize
7KB

MD5
898789bb99529f7058deef0a447babcc

SHA1
677011f990732b5419f01ea0fd8a3d44e7a72d9d

SHA256
e0dc73ccc63a647266676083cf236a1e372da0d4a81f8fc894ec98acdc177ec6

SHA512
3d91332cb94668497c06f06e5e84e587bb20be9d0816828295b2ba54ec3ff6162d2eb1a3fff1cfe4b8860943a62190e165be6fe230802473463c283043c4468d

Download Submit
memory/824-4-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

Filesize
4KB

Download
memory/824-32-0x0000000074CB0000-0x000000007539E000-memory.dmp

Filesize
6.9MB

Download
memory/824-0-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

Filesize
4KB

Download
memory/824-5-0x0000000074CB0000-0x000000007539E000-memory.dmp

Filesize
6.9MB

Download
memory/824-6-0x00000000003F0000-0x000000000047C000-memory.dmp

Filesize
560KB

Download
memory/824-2-0x0000000074CB0000-0x000000007539E000-memory.dmp

Filesize
6.9MB

Download
memory/824-1-0x0000000001220000-0x00000000012FC000-memory.dmp

Filesize
880KB

Download
memory/824-3-0x00000000004B0000-0x00000000004CC000-memory.dmp

Filesize
112KB

Download
memory/2648-19-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2648-31-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2648-28-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2648-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2648-25-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2648-23-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2648-21-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2648-29-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads