vipkeylogger | 4ce9c69c0c0155ec9c4d948c1cc16dc38429aa971596a27ebb66f3dee41815c1

General

Target

Transferencia Interbancaria.pdf.exe
Size

739KB
MD5

4020a4c22166f11b4a8296037b9708f1
SHA1

f28ece88b0a5470bd1d90837d4a4617522400229
SHA256

cf9d5f30568a32e8458eabe324b263c7b1bb77732099a1c34a42a8edc1063c89
SHA512

1aa2ee93f8b7ee320684f8f98d5863a937aaf14d4063fb1671f0618afcf04edd3da5ba6e7d835f4e126a51c3f41ca70cbcc4bf3ccd1b97d60eae6529368fb329
SSDEEP

12288:Uh2PZzzL31IxEkpx4D7EtHUWyBdvd3gg5j+I7GsnR7/Z9u3O9z1pVy0N:XV/31IxEkpxUEodg2lqsnRznF1pVp

Score

10^/10

vipkeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7284213540:AAEA6GTzE-aLsC7N4xsEZPQXRJNBbxq8q2A/sendMessage?chat_id=5302361040

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 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2260	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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Transferencia Interbancaria.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Transferencia Interbancaria.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Transferencia Interbancaria.pdf.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 2100 set thread context of 2736	2100	Transferencia Interbancaria.pdf.exe	35

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 4 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Transferencia Interbancaria.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Transferencia Interbancaria.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2464	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2736	Transferencia Interbancaria.pdf.exe
2260	powershell.exe
2736	Transferencia Interbancaria.pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2736	Transferencia Interbancaria.pdf.exe
Token: SeDebugPrivilege	2260	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2260	2100	Transferencia Interbancaria.pdf.exe	31
PID 2100 wrote to memory of 2260	2100	Transferencia Interbancaria.pdf.exe	31
PID 2100 wrote to memory of 2260	2100	Transferencia Interbancaria.pdf.exe	31
PID 2100 wrote to memory of 2260	2100	Transferencia Interbancaria.pdf.exe	31
PID 2100 wrote to memory of 2464	2100	Transferencia Interbancaria.pdf.exe	32
PID 2100 wrote to memory of 2464	2100	Transferencia Interbancaria.pdf.exe	32
PID 2100 wrote to memory of 2464	2100	Transferencia Interbancaria.pdf.exe	32
PID 2100 wrote to memory of 2464	2100	Transferencia Interbancaria.pdf.exe	32
PID 2100 wrote to memory of 2736	2100	Transferencia Interbancaria.pdf.exe	35
PID 2100 wrote to memory of 2736	2100	Transferencia Interbancaria.pdf.exe	35
PID 2100 wrote to memory of 2736	2100	Transferencia Interbancaria.pdf.exe	35
PID 2100 wrote to memory of 2736	2100	Transferencia Interbancaria.pdf.exe	35
PID 2100 wrote to memory of 2736	2100	Transferencia Interbancaria.pdf.exe	35
PID 2100 wrote to memory of 2736	2100	Transferencia Interbancaria.pdf.exe	35
PID 2100 wrote to memory of 2736	2100	Transferencia Interbancaria.pdf.exe	35
PID 2100 wrote to memory of 2736	2100	Transferencia Interbancaria.pdf.exe	35
PID 2100 wrote to memory of 2736	2100	Transferencia Interbancaria.pdf.exe	35

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Transferencia Interbancaria.pdf.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Transferencia Interbancaria.pdf.exe

C:\Users\Admin\AppData\Local\Temp\Transferencia Interbancaria.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Transferencia Interbancaria.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\iPRyEavhtQZciH.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2260
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iPRyEavhtQZciH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE2D0.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2464
- C:\Users\Admin\AppData\Local\Temp\Transferencia Interbancaria.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Transferencia Interbancaria.pdf.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:2736

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\tmpE2D0.tmp

Filesize
1KB

MD5
5a9d3f7c7e1fc5e32966680cafd5735c

SHA1
839d64d5f620b0efcaac2301d7bb11de088dc963

SHA256
455a35798f1b3b8184466067a5d2db2b7b1776738a777eb6410d778f229ea4d0

SHA512
278d195184535dc22f09e3d5061d8b48d3f1878923b1ca6ebf6a734756bf2754214f0acc3dbf53a1cac3e67bbb75b6686a8cdcab91223c5fee145f6b7e737b95

Download Submit
memory/2100-4-0x0000000000700000-0x000000000071A000-memory.dmp

Filesize
104KB

Download
memory/2100-28-0x0000000074770000-0x0000000074E5E000-memory.dmp

Filesize
6.9MB

Download
memory/2100-3-0x0000000074770000-0x0000000074E5E000-memory.dmp

Filesize
6.9MB

Download
memory/2100-0-0x000000007477E000-0x000000007477F000-memory.dmp

Filesize
4KB

Download
memory/2100-5-0x000000007477E000-0x000000007477F000-memory.dmp

Filesize
4KB

Download
memory/2100-6-0x0000000074770000-0x0000000074E5E000-memory.dmp

Filesize
6.9MB

Download
memory/2100-7-0x0000000005DE0000-0x0000000005E6E000-memory.dmp

Filesize
568KB

Download
memory/2100-1-0x0000000001040000-0x0000000001100000-memory.dmp

Filesize
768KB

Download
memory/2100-2-0x0000000000BE0000-0x0000000000C96000-memory.dmp

Filesize
728KB

Download
memory/2736-21-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2736-15-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2736-27-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2736-25-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2736-24-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2736-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2736-19-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2736-17-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads