vipkeylogger | 2af29a5f99c8ab0654dbece76b2e046f66703a4ae8b4ffa9b4071f9aa74523d7

Resubmissions

10-10-2024 02:19

241010-crx4sazhnm 10

Analysis

max time kernel
118s
max time network
154s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
10-10-2024 02:19

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General

Target

Samples - 10-09-2024/4ad7e405f5bcbfdf1cc163212428a779fa7d890a46500f579103333722986aa1.exe
Size

1.1MB
MD5

0e8400261ded364942e181c231de2714
SHA1

b51b56f184cc735dc182dbb899590a8ba28b7470
SHA256

4ad7e405f5bcbfdf1cc163212428a779fa7d890a46500f579103333722986aa1
SHA512

ec9a5f36b85515942830c460d2efdbc3cb036e93442978b94980e2c22230b192c318026e1975ac71639c50f1df2b9d9083412d65a9e5f790dcd0cb30e74f8aec
SSDEEP

12288:8bwsVQ6KbKr5vLQtRp7zGxFpYbcxddTLcf9ALuj2hm2k8UWu9FgHNeOU:Ccz+rep7zGxFpXddncfcGUhlJ8f

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
millenniumauto.org
Port:
587
Username:
[email protected]
Password:
peterchia44844484

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
millenniumauto.org
Port:
587
Username:
[email protected]
Password:
peterchia44844484
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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3973800497-2716210218-310192997-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	installutil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3973800497-2716210218-310192997-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	installutil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3973800497-2716210218-310192997-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	installutil.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
1	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4236 set thread context of 2276	4236	4ad7e405f5bcbfdf1cc163212428a779fa7d890a46500f579103333722986aa1.exe	77

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 1 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	installutil.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2276	installutil.exe
2276	installutil.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2276	installutil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4236 wrote to memory of 2276	4236	4ad7e405f5bcbfdf1cc163212428a779fa7d890a46500f579103333722986aa1.exe	77
PID 4236 wrote to memory of 2276	4236	4ad7e405f5bcbfdf1cc163212428a779fa7d890a46500f579103333722986aa1.exe	77
PID 4236 wrote to memory of 2276	4236	4ad7e405f5bcbfdf1cc163212428a779fa7d890a46500f579103333722986aa1.exe	77
PID 4236 wrote to memory of 2276	4236	4ad7e405f5bcbfdf1cc163212428a779fa7d890a46500f579103333722986aa1.exe	77
PID 4236 wrote to memory of 2276	4236	4ad7e405f5bcbfdf1cc163212428a779fa7d890a46500f579103333722986aa1.exe	77
PID 4236 wrote to memory of 2276	4236	4ad7e405f5bcbfdf1cc163212428a779fa7d890a46500f579103333722986aa1.exe	77
PID 4236 wrote to memory of 2276	4236	4ad7e405f5bcbfdf1cc163212428a779fa7d890a46500f579103333722986aa1.exe	77
PID 4236 wrote to memory of 2276	4236	4ad7e405f5bcbfdf1cc163212428a779fa7d890a46500f579103333722986aa1.exe	77

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3973800497-2716210218-310192997-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	installutil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3973800497-2716210218-310192997-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	installutil.exe

C:\Users\Admin\AppData\Local\Temp\Samples - 10-09-2024\4ad7e405f5bcbfdf1cc163212428a779fa7d890a46500f579103333722986aa1.exe
"C:\Users\Admin\AppData\Local\Temp\Samples - 10-09-2024\4ad7e405f5bcbfdf1cc163212428a779fa7d890a46500f579103333722986aa1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4236
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.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:2276

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2276-8-0x0000000074F40000-0x00000000756F1000-memory.dmp

Filesize
7.7MB

Download
memory/2276-4-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2276-16-0x0000000006E20000-0x0000000006E2A000-memory.dmp

Filesize
40KB

Download
memory/2276-15-0x0000000006EC0000-0x0000000006F52000-memory.dmp

Filesize
584KB

Download
memory/2276-14-0x0000000074F40000-0x00000000756F1000-memory.dmp

Filesize
7.7MB

Download
memory/2276-5-0x0000000074F4E000-0x0000000074F4F000-memory.dmp

Filesize
4KB

Download
memory/2276-6-0x0000000005D90000-0x0000000006336000-memory.dmp

Filesize
5.6MB

Download
memory/2276-10-0x0000000006C50000-0x0000000006E12000-memory.dmp

Filesize
1.8MB

Download
memory/2276-13-0x0000000074F4E000-0x0000000074F4F000-memory.dmp

Filesize
4KB

Download
memory/2276-12-0x0000000007350000-0x000000000787C000-memory.dmp

Filesize
5.2MB

Download
memory/2276-7-0x00000000057E0000-0x000000000587C000-memory.dmp

Filesize
624KB

Download
memory/2276-11-0x0000000006AF0000-0x0000000006B40000-memory.dmp

Filesize
320KB

Download
memory/4236-1-0x0000027B06C10000-0x0000027B06C1A000-memory.dmp

Filesize
40KB

Download
memory/4236-2-0x00007FFB445D0000-0x00007FFB45092000-memory.dmp

Filesize
10.8MB

Download
memory/4236-9-0x00007FFB445D0000-0x00007FFB45092000-memory.dmp

Filesize
10.8MB

Download
memory/4236-3-0x0000027B21170000-0x0000027B2120C000-memory.dmp

Filesize
624KB

Download
memory/4236-0-0x00007FFB445D3000-0x00007FFB445D5000-memory.dmp

Filesize
8KB

Download