vipkeylogger | c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0

Analysis

max time kernel
111s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2024 10:50

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General

Target

c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe
Size

518KB
MD5

321a9608e5bf03bf63f4574d0df1a380
SHA1

71c523fc14b83e0c8d5eac9bcc61c9487c1f2dfd
SHA256

c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0
SHA512

ea16ef04d171e09971b49a8ee2cb1a4082ae794db9e6e53b2e702815cd275c48a390866de53845acf817a167ec14b4bf4c8c79cb8f590c8759f0cc1577a3e7ae
SSDEEP

12288:XRV78hkvtMm2pbzH3lzmBI9jD9Bu3faTXXes:I+vthovMO9jhBsiTXX7

Score

10^/10

vipkeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.covid19support.top
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

Loads dropped DLL 2 IoCs

pid	Process
1136	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe
1136	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.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-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
23	drive.google.com
22	drive.google.com

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
35	checkip.dyndns.org

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
3920	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1136	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe
3920	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1136 set thread context of 3920	1136	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe	91

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\mackle\outsallying.Skn	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe

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 2 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	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3920	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe
3920	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1136	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3920	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1136 wrote to memory of 3920	1136	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe	91
PID 1136 wrote to memory of 3920	1136	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe	91
PID 1136 wrote to memory of 3920	1136	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe	91
PID 1136 wrote to memory of 3920	1136	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe	91
PID 1136 wrote to memory of 3920	1136	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe

C:\Users\Admin\AppData\Local\Temp\c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe
"C:\Users\Admin\AppData\Local\Temp\c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1136
- C:\Users\Admin\AppData\Local\Temp\c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe
  "C:\Users\Admin\AppData\Local\Temp\c113d227b647a1a61b1f9f6c5350a25a43acc26960ef9d9b1a3c5e80e68d75f0N.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

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

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsuB8D2.tmp\System.dll

Filesize
11KB

MD5
3e6bf00b3ac976122f982ae2aadb1c51

SHA1
caab188f7fdc84d3fdcb2922edeeb5ed576bd31d

SHA256
4ff9b2678d698677c5d9732678f9cf53f17290e09d053691aac4cc6e6f595cbe

SHA512
1286f05e6a7e6b691f6e479638e7179897598e171b52eb3a3dc0e830415251069d29416b6d1ffc6d7dce8da5625e1479be06db9b7179e7776659c5c1ad6aa706

Download Submit
C:\Users\Admin\subacidity.lnk

Filesize
916B

MD5
f561c1f4d158ad919486fab3f0919e8f

SHA1
c2c5ec10cd52a3da01c2a94da5247717bcd201e3

SHA256
162ae0870ec561724d8747554e0c55b7a6eb4021ddd8093a3ba7b2a875a703ee

SHA512
8e56f8525e8f0c18c4d1e8b9b80c30112b2b7315cd6d3b877b79a85a46f7bfb4eb52f5de272eb0e70b43054c43e931b584befc858c1db2e053ef557b60513cb3

Download Submit
memory/1136-31-0x00000000779A1000-0x0000000077AC1000-memory.dmp

Filesize
1.1MB

Download
memory/1136-33-0x0000000010004000-0x0000000010005000-memory.dmp

Filesize
4KB

Download
memory/1136-32-0x00000000779A1000-0x0000000077AC1000-memory.dmp

Filesize
1.1MB

Download
memory/3920-34-0x0000000077A28000-0x0000000077A29000-memory.dmp

Filesize
4KB

Download
memory/3920-35-0x0000000077A45000-0x0000000077A46000-memory.dmp

Filesize
4KB

Download
memory/3920-48-0x0000000000460000-0x00000000016B4000-memory.dmp

Filesize
18.3MB

Download
memory/3920-50-0x00000000779A1000-0x0000000077AC1000-memory.dmp

Filesize
1.1MB

Download
memory/3920-49-0x0000000000460000-0x00000000016B4000-memory.dmp

Filesize
18.3MB

Download
memory/3920-51-0x000000007289E000-0x000000007289F000-memory.dmp

Filesize
4KB

Download
memory/3920-52-0x0000000000460000-0x00000000004A8000-memory.dmp

Filesize
288KB

Download
memory/3920-53-0x0000000039D80000-0x000000003A324000-memory.dmp

Filesize
5.6MB

Download
memory/3920-54-0x000000003A330000-0x000000003A3CC000-memory.dmp

Filesize
624KB

Download
memory/3920-55-0x0000000072890000-0x0000000073040000-memory.dmp

Filesize
7.7MB

Download
memory/3920-57-0x000000007289E000-0x000000007289F000-memory.dmp

Filesize
4KB

Download
memory/3920-58-0x000000003A910000-0x000000003AAD2000-memory.dmp

Filesize
1.8MB

Download
memory/3920-59-0x000000003AAE0000-0x000000003AB30000-memory.dmp

Filesize
320KB

Download
memory/3920-60-0x0000000072890000-0x0000000073040000-memory.dmp

Filesize
7.7MB

Download
memory/3920-62-0x000000003AB60000-0x000000003ABF2000-memory.dmp

Filesize
584KB

Download
memory/3920-63-0x000000003AC50000-0x000000003AC5A000-memory.dmp

Filesize
40KB

Download