vipkeylogger | b7bbe88d2daceef7fdbd706adbdf6532976f23916701739ee0987f77f36b980a

Analysis

max time kernel
127s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-11-2024 21:43

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General

Target

INQUIRY_pdf.exe
Size

885KB
MD5

0eff2e486b1c46cbf55bc4284355f1ee
SHA1

f9a921a9ef66c0c1c0fcd6fe02aafc8461f05691
SHA256

b7bbe88d2daceef7fdbd706adbdf6532976f23916701739ee0987f77f36b980a
SHA512

b52122ca5444d606775d7426b7e19bd3090a89c486585c88b33b9fd57a7d87f0e591b7395b538646d93f2d9463d21f281ea5a4a57afb8c12a66d067dc0e3b20b
SSDEEP

24576:t2xjaLCnYnbUX2bWOTk7k86ht45oS93GyIrKa:ADnYi6WMlxtxS93GNrK

Score

10^/10

vipkeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
jhxkgroup.online
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

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
984	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	INQUIRY_pdf.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-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY_pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY_pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY_pdf.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
19	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1664 set thread context of 2584	1664	INQUIRY_pdf.exe	98

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 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	INQUIRY_pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	INQUIRY_pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2584	INQUIRY_pdf.exe
984	powershell.exe
984	powershell.exe
2584	INQUIRY_pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2584	INQUIRY_pdf.exe
Token: SeDebugPrivilege	984	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1664 wrote to memory of 984	1664	INQUIRY_pdf.exe	96
PID 1664 wrote to memory of 984	1664	INQUIRY_pdf.exe	96
PID 1664 wrote to memory of 984	1664	INQUIRY_pdf.exe	96
PID 1664 wrote to memory of 2584	1664	INQUIRY_pdf.exe	98
PID 1664 wrote to memory of 2584	1664	INQUIRY_pdf.exe	98
PID 1664 wrote to memory of 2584	1664	INQUIRY_pdf.exe	98
PID 1664 wrote to memory of 2584	1664	INQUIRY_pdf.exe	98
PID 1664 wrote to memory of 2584	1664	INQUIRY_pdf.exe	98
PID 1664 wrote to memory of 2584	1664	INQUIRY_pdf.exe	98
PID 1664 wrote to memory of 2584	1664	INQUIRY_pdf.exe	98
PID 1664 wrote to memory of 2584	1664	INQUIRY_pdf.exe	98

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY_pdf.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY_pdf.exe

C:\Users\Admin\AppData\Local\Temp\INQUIRY_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\INQUIRY_pdf.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1664
- 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\INQUIRY_pdf.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:984
- C:\Users\Admin\AppData\Local\Temp\INQUIRY_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\INQUIRY_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:2584

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\INQUIRY_pdf.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1x15tzvq.sa2.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/984-51-0x0000000007290000-0x00000000072AA000-memory.dmp

Filesize
104KB

Download
memory/984-16-0x0000000002650000-0x0000000002686000-memory.dmp

Filesize
216KB

Download
memory/984-61-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/984-32-0x0000000005960000-0x0000000005CB4000-memory.dmp

Filesize
3.3MB

Download
memory/984-58-0x00000000075B0000-0x00000000075B8000-memory.dmp

Filesize
32KB

Download
memory/984-57-0x00000000075D0000-0x00000000075EA000-memory.dmp

Filesize
104KB

Download
memory/984-56-0x00000000074D0000-0x00000000074E4000-memory.dmp

Filesize
80KB

Download
memory/984-55-0x00000000074C0000-0x00000000074CE000-memory.dmp

Filesize
56KB

Download
memory/984-54-0x0000000007490000-0x00000000074A1000-memory.dmp

Filesize
68KB

Download
memory/984-53-0x0000000007510000-0x00000000075A6000-memory.dmp

Filesize
600KB

Download
memory/984-52-0x0000000007300000-0x000000000730A000-memory.dmp

Filesize
40KB

Download
memory/984-50-0x00000000078D0000-0x0000000007F4A000-memory.dmp

Filesize
6.5MB

Download
memory/984-49-0x0000000007180000-0x0000000007223000-memory.dmp

Filesize
652KB

Download
memory/984-36-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/984-17-0x00000000050C0000-0x00000000056E8000-memory.dmp

Filesize
6.2MB

Download
memory/984-33-0x0000000005F60000-0x0000000005F7E000-memory.dmp

Filesize
120KB

Download
memory/984-20-0x0000000004F40000-0x0000000004FA6000-memory.dmp

Filesize
408KB

Download
memory/984-19-0x0000000004EA0000-0x0000000004EC2000-memory.dmp

Filesize
136KB

Download
memory/984-21-0x0000000004FB0000-0x0000000005016000-memory.dmp

Filesize
408KB

Download
memory/984-22-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/984-48-0x0000000006520000-0x000000000653E000-memory.dmp

Filesize
120KB

Download
memory/984-38-0x00000000704D0000-0x000000007051C000-memory.dmp

Filesize
304KB

Download
memory/984-18-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/984-37-0x0000000006F40000-0x0000000006F72000-memory.dmp

Filesize
200KB

Download
memory/984-35-0x00000000064B0000-0x00000000064FC000-memory.dmp

Filesize
304KB

Download
memory/1664-5-0x0000000005690000-0x000000000569A000-memory.dmp

Filesize
40KB

Download
memory/1664-10-0x00000000088D0000-0x000000000895E000-memory.dmp

Filesize
568KB

Download
memory/1664-3-0x00000000054F0000-0x0000000005582000-memory.dmp

Filesize
584KB

Download
memory/1664-1-0x0000000000A10000-0x0000000000AF2000-memory.dmp

Filesize
904KB

Download
memory/1664-15-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/1664-2-0x00000000059C0000-0x0000000005F64000-memory.dmp

Filesize
5.6MB

Download
memory/1664-0-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/1664-4-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/1664-6-0x00000000057A0000-0x000000000583C000-memory.dmp

Filesize
624KB

Download
memory/1664-7-0x00000000058A0000-0x00000000058B8000-memory.dmp

Filesize
96KB

Download
memory/1664-9-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/1664-8-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/2584-34-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/2584-11-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2584-14-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/2584-62-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/2584-63-0x0000000006F00000-0x00000000070C2000-memory.dmp

Filesize
1.8MB

Download
memory/2584-64-0x0000000006DA0000-0x0000000006DF0000-memory.dmp

Filesize
320KB

Download