vipkeylogger | 369d01ab275e8b1543b142512eaef751d296990a308fcb6fe5018dc95383166a

General

Target

GPL-INQUIRY-HQ2426542.exe
Size

1012KB
MD5

b14fa28b7dd4f9722b088aa4512c2318
SHA1

a2c9f494c0e353f4a3c86b49eb80e97fdc20d49e
SHA256

369d01ab275e8b1543b142512eaef751d296990a308fcb6fe5018dc95383166a
SHA512

43b8b323acb22adab157fcb8a73d043f8a0df22c521d85375f62babadeec04f7fa27e7704bae2632a75bce972b7433a43c50190713908c6490976ce29874bb08
SSDEEP

24576:fAHnh+eWsN3skA4RV1Hom2KXFmIaImJvPE095:Ch+ZkldoPK1XaIe0e

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
Vipkeylogger family
vipkeylogger

Drops startup file 1 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
3176	holloing.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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
10	checkip.dyndns.org
24	reallyfreegeoip.org
25	reallyfreegeoip.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x000a00000001e574-14.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3176 set thread context of 3112	3176	holloing.exe	87

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

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	GPL-INQUIRY-HQ2426542.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	holloing.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3112	RegSvcs.exe
3112	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3176	holloing.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3112	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
4652	GPL-INQUIRY-HQ2426542.exe
4652	GPL-INQUIRY-HQ2426542.exe
3176	holloing.exe
3176	holloing.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
4652	GPL-INQUIRY-HQ2426542.exe
4652	GPL-INQUIRY-HQ2426542.exe
3176	holloing.exe
3176	holloing.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4652 wrote to memory of 3176	4652	GPL-INQUIRY-HQ2426542.exe	86
PID 4652 wrote to memory of 3176	4652	GPL-INQUIRY-HQ2426542.exe	86
PID 4652 wrote to memory of 3176	4652	GPL-INQUIRY-HQ2426542.exe	86
PID 3176 wrote to memory of 3112	3176	holloing.exe	87
PID 3176 wrote to memory of 3112	3176	holloing.exe	87
PID 3176 wrote to memory of 3112	3176	holloing.exe	87
PID 3176 wrote to memory of 3112	3176	holloing.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\GPL-INQUIRY-HQ2426542.exe
"C:\Users\Admin\AppData\Local\Temp\GPL-INQUIRY-HQ2426542.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4652
- C:\Users\Admin\AppData\Local\interseminating\holloing.exe
  "C:\Users\Admin\AppData\Local\Temp\GPL-INQUIRY-HQ2426542.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:3176
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\GPL-INQUIRY-HQ2426542.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:3112

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 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\jailless

Filesize
232KB

MD5
44fb764d50bdfd772f7cba0507ec6102

SHA1
053374af4730664dd9934121c027fc468befb5b5

SHA256
f9cb93bd075300573ec551fab1aa2ce3c446bf5eb620970a8b40eab93fb1d2b7

SHA512
da493b1ef4f3b667bcfbb474fa903ad400985addbfca6b446abec2b47bb4d808374c1c8e0ef109b1213e36735a8bcb58d4e8bc749aa4543faf5bdc43cd8f696a

Download Submit
C:\Users\Admin\AppData\Local\interseminating\holloing.exe

Filesize
1012KB

MD5
b14fa28b7dd4f9722b088aa4512c2318

SHA1
a2c9f494c0e353f4a3c86b49eb80e97fdc20d49e

SHA256
369d01ab275e8b1543b142512eaef751d296990a308fcb6fe5018dc95383166a

SHA512
43b8b323acb22adab157fcb8a73d043f8a0df22c521d85375f62babadeec04f7fa27e7704bae2632a75bce972b7433a43c50190713908c6490976ce29874bb08

Download Submit
memory/3112-38-0x00000000065B0000-0x0000000006772000-memory.dmp

Filesize
1.8MB

Download
memory/3112-31-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3112-32-0x0000000074E4E000-0x0000000074E4F000-memory.dmp

Filesize
4KB

Download
memory/3112-33-0x0000000005730000-0x0000000005CD4000-memory.dmp

Filesize
5.6MB

Download
memory/3112-34-0x00000000050D0000-0x000000000516C000-memory.dmp

Filesize
624KB

Download
memory/3112-35-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/3112-36-0x0000000074E4E000-0x0000000074E4F000-memory.dmp

Filesize
4KB

Download
memory/3112-37-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/3112-39-0x0000000006430000-0x0000000006480000-memory.dmp

Filesize
320KB

Download
memory/3112-40-0x0000000006780000-0x0000000006812000-memory.dmp

Filesize
584KB

Download
memory/3112-41-0x0000000006510000-0x000000000651A000-memory.dmp

Filesize
40KB

Download
memory/3176-29-0x0000000001960000-0x0000000001D60000-memory.dmp

Filesize
4.0MB

Download
memory/4652-11-0x0000000001300000-0x0000000001700000-memory.dmp

Filesize
4.0MB

Download

Analysis

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