vipkeylogger | b9a387acc992d7431adfbbf28a1b18baa07c1dc64592c193d78c6a517747692d

General

Target

b9a387acc992d7431adfbbf28a1b18baa07c1dc64592c193d78c6a517747692d.rtf
Size

577KB
MD5

d441cab32cafefaed9326b791cfc3b15
SHA1

44aa1ba0ae5fb845899750881708003365937cea
SHA256

b9a387acc992d7431adfbbf28a1b18baa07c1dc64592c193d78c6a517747692d
SHA512

226dac350c27e776833aea90bb16c40d460a558a0361e76e86b2d64406f800222c523634e8082f38ba102ce80e0a75d84ba11655039ce33cedd1ddb95a4ab538
SSDEEP

6144:PwAYwAYwAYwAYwAGWwzVzoSDrLwc8AdhsKQNSj9zURWWG:G9

Score

10^/10

vipkeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.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

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	1416	EQNEDT32.EXE

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
3060	powershell.exe

Downloads MZ/PE file

Executes dropped EXE 2 IoCs

pid	Process
2732	hgqilegacy20306.exe
1700	hgqilegacy20306.exe

Loads dropped DLL 1 IoCs

pid	Process
1416	EQNEDT32.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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hgqilegacy20306.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hgqilegacy20306.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hgqilegacy20306.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
5	checkip.dyndns.org

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2732 set thread context of 1700	2732	hgqilegacy20306.exe	38

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.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 5 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EQNEDT32.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hgqilegacy20306.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hgqilegacy20306.exe

Office loads VBA resources, possible macro or embedded object present

Launches Equation Editor 1 TTPs 1 IoCs

Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.

exploit

Exploitation for Client Execution

T1203

pid	Process
1416	EQNEDT32.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2008	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1700	hgqilegacy20306.exe
3060	powershell.exe
1700	hgqilegacy20306.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1700	hgqilegacy20306.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1700	hgqilegacy20306.exe
Token: SeDebugPrivilege	3060	powershell.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2008	WINWORD.EXE
2008	WINWORD.EXE
1700	hgqilegacy20306.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1416 wrote to memory of 2732	1416	EQNEDT32.EXE	32
PID 1416 wrote to memory of 2732	1416	EQNEDT32.EXE	32
PID 1416 wrote to memory of 2732	1416	EQNEDT32.EXE	32
PID 1416 wrote to memory of 2732	1416	EQNEDT32.EXE	32
PID 2008 wrote to memory of 2608	2008	WINWORD.EXE	35
PID 2008 wrote to memory of 2608	2008	WINWORD.EXE	35
PID 2008 wrote to memory of 2608	2008	WINWORD.EXE	35
PID 2008 wrote to memory of 2608	2008	WINWORD.EXE	35
PID 2732 wrote to memory of 3060	2732	hgqilegacy20306.exe	36
PID 2732 wrote to memory of 3060	2732	hgqilegacy20306.exe	36
PID 2732 wrote to memory of 3060	2732	hgqilegacy20306.exe	36
PID 2732 wrote to memory of 3060	2732	hgqilegacy20306.exe	36
PID 2732 wrote to memory of 1700	2732	hgqilegacy20306.exe	38
PID 2732 wrote to memory of 1700	2732	hgqilegacy20306.exe	38
PID 2732 wrote to memory of 1700	2732	hgqilegacy20306.exe	38
PID 2732 wrote to memory of 1700	2732	hgqilegacy20306.exe	38
PID 2732 wrote to memory of 1700	2732	hgqilegacy20306.exe	38
PID 2732 wrote to memory of 1700	2732	hgqilegacy20306.exe	38
PID 2732 wrote to memory of 1700	2732	hgqilegacy20306.exe	38
PID 2732 wrote to memory of 1700	2732	hgqilegacy20306.exe	38
PID 2732 wrote to memory of 1700	2732	hgqilegacy20306.exe	38

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hgqilegacy20306.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hgqilegacy20306.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\b9a387acc992d7431adfbbf28a1b18baa07c1dc64592c193d78c6a517747692d.rtf"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2608

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:1416
- C:\Users\Admin\AppData\Roaming\hgqilegacy20306.exe
  "C:\Users\Admin\AppData\Roaming\hgqilegacy20306.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2732
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hgqilegacy20306.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3060
- - C:\Users\Admin\AppData\Roaming\hgqilegacy20306.exe
    "C:\Users\Admin\AppData\Roaming\hgqilegacy20306.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - outlook_office_path
    - outlook_win_path
    PID:1700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Exploitation for Client Execution

1

T1203

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

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

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

Filesize
19KB

MD5
880f1377fb6355ce4e78c2dc50a7f779

SHA1
92b9be2b6f1344a33fcfebbd10a45b64ba63f7d1

SHA256
92b476d02b1b0448a89b91231655783a258c253ef97be8a48db88d47b8b1cfbf

SHA512
dfcc5393d04577b124cb39dcd3b8b8d223ed02387503d1241db24a1db5c983361f5c15912b0805131edb4869e8fb725de9f534e094f473e7b9f886a8da1a0b0a

Download Submit
C:\Users\Admin\AppData\Roaming\hgqilegacy20306.exe

Filesize
668KB

MD5
401098a467fc699acb2d256da47fdace

SHA1
87484e36df3eb0290178e4ab85b5566fb6f92b16

SHA256
c803bffcf528efc9a204a34a6a9285128f9dce25d165020fc37198d16ee50c11

SHA512
98904310b81ca4bf690492caa067245cf41f9c9a9d2f2b3ec93a0c930cfa8ac4bb8b6de4a9f38e9bd62de1ffc85bba7d9a9b4b40132b86857a8233c2e0f96aac

Download Submit
memory/1700-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1700-31-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1700-20-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1700-22-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1700-24-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1700-27-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1700-18-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1700-29-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2008-16-0x0000000070A0D000-0x0000000070A18000-memory.dmp

Filesize
44KB

Download
memory/2008-0-0x000000002F7D1000-0x000000002F7D2000-memory.dmp

Filesize
4KB

Download
memory/2008-2-0x0000000070A0D000-0x0000000070A18000-memory.dmp

Filesize
44KB

Download
memory/2008-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2008-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2732-17-0x0000000004EF0000-0x0000000004F7C000-memory.dmp

Filesize
560KB

Download
memory/2732-15-0x0000000000360000-0x0000000000370000-memory.dmp

Filesize
64KB

Download
memory/2732-14-0x0000000001310000-0x00000000013BE000-memory.dmp

Filesize
696KB

Download

Analysis

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