vipkeylogger | cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14

General

Target

cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14.exe
Size

1.2MB
MD5

99f8afeaf690544887a8bfc9243f3c7f
SHA1

49ac8b9909d9c429530860e851a81f1262a5ce14
SHA256

cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14
SHA512

02b7f53d0430b172599f5449b78b83fe722fa5443e02e9b6b116a964d1cb008c5c0dd5d0909930f66c37bef6214bbb5d1c3f440ccb6e930f68462ba677d87e0a
SSDEEP

24576:ffmMv6Ckr7Mny5QLpJtGoBCZNyozGcuYViYxy7Y5b:f3v+7/5QLpJaZNKcoYxPB

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.vvtrade.vn
Port:
587
Username:
[email protected]
Password:
qVyP6qyv6MQCmZJBRs4t
Email To:
[email protected]

C2

https://api.telegram.org/bot7323823089:AAFBRsTW94zIpSoDS8yfGsotlQLqF2I6TU0/sendMessage?chat_id=5013849544

Signatures

VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
stealer keylogger vipkeylogger

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs	name.exe

Executes dropped EXE 1 IoCs

pid	Process
996	name.exe

Loads dropped DLL 1 IoCs

pid	Process
1324	cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x0008000000015ce7-4.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 996 set thread context of 1716	996	name.exe	30

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	cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	name.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1716	RegSvcs.exe
1716	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
996	name.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1716	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1324 wrote to memory of 996	1324	cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14.exe	29
PID 1324 wrote to memory of 996	1324	cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14.exe	29
PID 1324 wrote to memory of 996	1324	cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14.exe	29
PID 1324 wrote to memory of 996	1324	cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14.exe	29
PID 996 wrote to memory of 1716	996	name.exe	30
PID 996 wrote to memory of 1716	996	name.exe	30
PID 996 wrote to memory of 1716	996	name.exe	30
PID 996 wrote to memory of 1716	996	name.exe	30
PID 996 wrote to memory of 1716	996	name.exe	30
PID 996 wrote to memory of 1716	996	name.exe	30
PID 996 wrote to memory of 1716	996	name.exe	30
PID 996 wrote to memory of 1716	996	name.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14.exe
"C:\Users\Admin\AppData\Local\Temp\cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1324
- C:\Users\Admin\AppData\Local\directory\name.exe
  "C:\Users\Admin\AppData\Local\Temp\cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:996
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:1716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

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

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\scroll

Filesize
269KB

MD5
9a83f8ab0d6520e65ca92cf5b4071ade

SHA1
5f7e26114aca750fc8b7fd3494ce1d50fc55e260

SHA256
3ee44657a91e647e3ac51b2841533c294e66eb6c5da7beef10ee923a2a60a1e0

SHA512
a2764071f1bfe8e988e88e36feae64a46b47263077edf5b5d6a37d3a9d53c6ef14f2dc7a9979fc0b0ef455d64f0584f4731f22ddb25fa513164562e8f3f4dbdb

Download Submit
\Users\Admin\AppData\Local\directory\name.exe

Filesize
1.2MB

MD5
99f8afeaf690544887a8bfc9243f3c7f

SHA1
49ac8b9909d9c429530860e851a81f1262a5ce14

SHA256
cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14

SHA512
02b7f53d0430b172599f5449b78b83fe722fa5443e02e9b6b116a964d1cb008c5c0dd5d0909930f66c37bef6214bbb5d1c3f440ccb6e930f68462ba677d87e0a

Download Submit
memory/996-12-0x0000000003BB0000-0x0000000003DB0000-memory.dmp

Filesize
2.0MB

Download
memory/1324-2-0x0000000003B70000-0x0000000003D70000-memory.dmp

Filesize
2.0MB

Download
memory/1716-14-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1716-16-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1716-18-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1716-19-0x000000007465E000-0x000000007465F000-memory.dmp

Filesize
4KB

Download
memory/1716-20-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/1716-21-0x000000007465E000-0x000000007465F000-memory.dmp

Filesize
4KB

Download
memory/1716-22-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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