vipkeylogger | 27a37162f8f0baf5fe161825f8108f1f3e20bada83c2be08fe9919c60e4727b8

Analysis

max time kernel
131s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14-11-2024 19:09

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General

Target

Bank Swift Copy.docx
Size

459KB
MD5

3f9ae2b975cec92e0402d614cd2391a5
SHA1

43d41944021358bee6b6b48594d9c3f54fbaecd5
SHA256

27a37162f8f0baf5fe161825f8108f1f3e20bada83c2be08fe9919c60e4727b8
SHA512

1a14966056b58e84438309a1dea5ed4d5a6036b76cde5b0baec395d87bcfb2edf596bf9c201c0310847972f89c04c866f2008e938791b233ffb7042365222771
SSDEEP

6144:drlcbR5HastSFXbqUAbqUAbqUvyLE8IIIIIW0ru0rqme6eeCe9vCeXhdwt9tmYL+:RARtUVhpr/rqIXg9mrm9Bt2mhW8G0Y1Z

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
Vipkeylogger family
vipkeylogger

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow	pid	Process
8	1044	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

Processes:

powershell.exe

pid	Process
876	powershell.exe

Downloads MZ/PE file
Abuses OpenXML format to download file from external location

Executes dropped EXE 2 IoCs

Processes:

obigfdsdfgh.exeobigfdsdfgh.exe

pid	Process
2960	obigfdsdfgh.exe
2492	obigfdsdfgh.exe

Loads dropped DLL 2 IoCs

Processes:

EQNEDT32.EXE

pid	Process
1044	EQNEDT32.EXE
1044	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

Processes:

obigfdsdfgh.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	obigfdsdfgh.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	obigfdsdfgh.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	obigfdsdfgh.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.

Processes:

flow	ioc
9	checkip.dyndns.org

Drops file in System32 directory 1 IoCs

Processes:

powershell.exe

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

Processes:

obigfdsdfgh.exe

description	pid	Process	procid_target
PID 2960 set thread context of 2492	2960	obigfdsdfgh.exe	38

Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

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

Processes:

WINWORD.EXEEQNEDT32.EXEobigfdsdfgh.exeobigfdsdfgh.exepowershell.exe

description	ioc	Process
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	obigfdsdfgh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	obigfdsdfgh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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

Processes:

EQNEDT32.EXE

pid	Process
1044	EQNEDT32.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid	Process
2300	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

obigfdsdfgh.exepowershell.exe

pid	Process
2492	obigfdsdfgh.exe
876	powershell.exe
2492	obigfdsdfgh.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

obigfdsdfgh.exepowershell.exe

description	pid	Process
Token: SeDebugPrivilege	2492	obigfdsdfgh.exe
Token: SeDebugPrivilege	876	powershell.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid	Process
2300	WINWORD.EXE
2300	WINWORD.EXE

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

EQNEDT32.EXEWINWORD.EXEobigfdsdfgh.exe

description	pid	Process	procid_target
PID 1044 wrote to memory of 2960	1044	EQNEDT32.EXE	34
PID 1044 wrote to memory of 2960	1044	EQNEDT32.EXE	34
PID 1044 wrote to memory of 2960	1044	EQNEDT32.EXE	34
PID 1044 wrote to memory of 2960	1044	EQNEDT32.EXE	34
PID 2300 wrote to memory of 1668	2300	WINWORD.EXE	36
PID 2300 wrote to memory of 1668	2300	WINWORD.EXE	36
PID 2300 wrote to memory of 1668	2300	WINWORD.EXE	36
PID 2300 wrote to memory of 1668	2300	WINWORD.EXE	36
PID 2960 wrote to memory of 876	2960	obigfdsdfgh.exe	37
PID 2960 wrote to memory of 876	2960	obigfdsdfgh.exe	37
PID 2960 wrote to memory of 876	2960	obigfdsdfgh.exe	37
PID 2960 wrote to memory of 876	2960	obigfdsdfgh.exe	37
PID 2960 wrote to memory of 2492	2960	obigfdsdfgh.exe	38
PID 2960 wrote to memory of 2492	2960	obigfdsdfgh.exe	38
PID 2960 wrote to memory of 2492	2960	obigfdsdfgh.exe	38
PID 2960 wrote to memory of 2492	2960	obigfdsdfgh.exe	38
PID 2960 wrote to memory of 2492	2960	obigfdsdfgh.exe	38
PID 2960 wrote to memory of 2492	2960	obigfdsdfgh.exe	38
PID 2960 wrote to memory of 2492	2960	obigfdsdfgh.exe	38
PID 2960 wrote to memory of 2492	2960	obigfdsdfgh.exe	38
PID 2960 wrote to memory of 2492	2960	obigfdsdfgh.exe	38

outlook_office_path 1 IoCs

Processes:

obigfdsdfgh.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	obigfdsdfgh.exe

outlook_win_path 1 IoCs

Processes:

obigfdsdfgh.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	obigfdsdfgh.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\Bank Swift Copy.docx"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2300
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:1668

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:1044
- C:\Users\Admin\AppData\Roaming\obigfdsdfgh.exe
  "C:\Users\Admin\AppData\Roaming\obigfdsdfgh.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2960
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\obigfdsdfgh.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:876
- - C:\Users\Admin\AppData\Roaming\obigfdsdfgh.exe
    "C:\Users\Admin\AppData\Roaming\obigfdsdfgh.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:2492

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Exploitation for Client Execution

T1203

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

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\FSD-{1AA8CAA7-A5C1-4586-8C98-7D83CBE4BECF}.FSD

Filesize
128KB

MD5
3118613e067dce24e4419e9a2d0751ad

SHA1
60ba86f9eebf8775fa1a7d6ef939fb02e4396805

SHA256
ff7cb0a13d15b533d5cfc4144ada1326e02cce9d42df82388dc0439e432fc1a8

SHA512
33fa660555275f9fb4cb5a3069b376e8d8c492e45e747752f4fdf78c66ec51806e29831e6e5b07510e089df823dc1de3960a85a7d72d4c0418c99e885776e969

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\LocalCacheFileEditManager\FSD-CNRY.FSD

Filesize
128KB

MD5
219708439b7443bd56d775d3c81d0c04

SHA1
3c7588c435f31d4c9531af8713868b43feb5d161

SHA256
4723a73651ac22e6e73d890eb9a07302139716a89cbfed7df2b4925b8ea90452

SHA512
fc89080405a86517bf6761c7c35a857727895395a5a7d47d5c2b4ec82a9800787e6a82e05f9f713cec18231486f4ad5cd218b803f12d17615c2ed0efc421df06

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\LocalCacheFileEditManager\FSD-{4FFE8154-F967-4E24-9842-676AD0BF4B94}.FSD

Filesize
128KB

MD5
3922f15dfdb111daadac884dfdfcbe72

SHA1
c0fb9d22863b1bf13ecc378f4e6e930024998016

SHA256
b97bd17da16501a3bb88fe4c370e1e93c64386750e16b31f1bebd5fb4e58c3de

SHA512
8de8fafa4cf0088b747c4cbe69e3b9e5a5ed0d48e9bb6212e0f63a092361deeb1ddf23ad75b273df4c90a29b69cc85fa3ca224d91b44ba00fa6c59aac26ed2b7

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\K3VL8XEP\xXdquUOrM1vD3An[1].doc

Filesize
799KB

MD5
2087de574fefae441db7ced132da6407

SHA1
6d8b4083d71075be31068808232805ea486f77d8

SHA256
dc8ae41681fdf19abcf62b27b3d8359c32ba6f20bee1e24b7ce9b37d4faebe8b

SHA512
02ead1047af13379ee161c25e1db2c83033daf752629159b9c5836ed0c1d5f6436da73299d920cc10cefe6d4edd3272266d9b4f2088225bc434a53c20ba43ce9

Download Submit
C:\Users\Admin\AppData\Local\Temp\{7707201D-9AE5-44E0-983E-8936FD11A26B}

Filesize
128KB

MD5
60e9869e7f4aae14e14f3f2a31bcd235

SHA1
76411eecc53de656f5cb745ed06bb460df1005ac

SHA256
6ed108b686176f739681fe81a82f0a6a7645ded805b312cbc2ae242102dd3711

SHA512
b2b1fc43f012c677055b712b5f1fa330cd9eb40c6c42f3307bd117e94f1f408e53175f336954773dc44912e56f733d14ee50236f0363991c951e48a71ec0be8a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
\Users\Admin\AppData\Roaming\obigfdsdfgh.exe

Filesize
783KB

MD5
4f80565082ea4d95d933decf9cd50c61

SHA1
2830f9d5f41bbecd2ae105ed0b9a8d49327c8594

SHA256
d854f347061d9d7b8a9788ab8633c3f07619e29bd440924507a0147484c217c3

SHA512
9dcdae5c7a5b4181ade738884e208508bf317742ca2be0726716aa71236670a50dae2bec947b3fcc12cfc85c756810f18a9f403de4eb428b4a73a4759037f227

Download Submit
memory/2300-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2300-2-0x00000000715DD000-0x00000000715E8000-memory.dmp

Filesize
44KB

Download
memory/2300-61-0x00000000715DD000-0x00000000715E8000-memory.dmp

Filesize
44KB

Download
memory/2300-0-0x000000002F121000-0x000000002F122000-memory.dmp

Filesize
4KB

Download
memory/2492-109-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2492-111-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2492-122-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2492-120-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2492-118-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2492-117-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2492-115-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2492-113-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2960-106-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2960-108-0x0000000005E90000-0x0000000005F1E000-memory.dmp

Filesize
568KB

Download
memory/2960-98-0x0000000001010000-0x00000000010DA000-memory.dmp

Filesize
808KB

Download