vipkeylogger | dda809f369a6369d2d26e75ff6cf321d2fe052f3eb0074f227065906bb2af531

Analysis

max time kernel
123s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2024, 18:15

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General

Target

Teklif_PDF.exe
Size

901KB
MD5

fe3c062c09ea9fc35048f708cb95ecb1
SHA1

118dbd2be3e9033b57282cb1c3e188d3c3141364
SHA256

dda809f369a6369d2d26e75ff6cf321d2fe052f3eb0074f227065906bb2af531
SHA512

80eec66e3e4beb210f7e94a4ffcb82f37a1d3ff07e7bd4599676233ed3585e2d51b81359e3f40f55bb7009bde5e9f3cd31624ba0a8f8645f8e31d4de5ebdefad
SSDEEP

12288:GSpgdcAijOeKiMd3CRKoeSW/Z24gvar6iUUJGl3HxIE:GAAMKiO3y98EoLJGJF

Score

10^/10

vipkeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.htcp.homes
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

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
5004	powershell.exe
2456	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	Teklif_PDF.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	Teklif_PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Teklif_PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Teklif_PDF.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
21	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4452 set thread context of 4776	4452	Teklif_PDF.exe	102

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Teklif_PDF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Teklif_PDF.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
3572	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4452	Teklif_PDF.exe
2456	powershell.exe
5004	powershell.exe
4452	Teklif_PDF.exe
4452	Teklif_PDF.exe
4452	Teklif_PDF.exe
4776	Teklif_PDF.exe
5004	powershell.exe
2456	powershell.exe
4776	Teklif_PDF.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4452	Teklif_PDF.exe
Token: SeDebugPrivilege	2456	powershell.exe
Token: SeDebugPrivilege	5004	powershell.exe
Token: SeDebugPrivilege	4776	Teklif_PDF.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 4452 wrote to memory of 5004	4452	Teklif_PDF.exe	95
PID 4452 wrote to memory of 5004	4452	Teklif_PDF.exe	95
PID 4452 wrote to memory of 5004	4452	Teklif_PDF.exe	95
PID 4452 wrote to memory of 2456	4452	Teklif_PDF.exe	97
PID 4452 wrote to memory of 2456	4452	Teklif_PDF.exe	97
PID 4452 wrote to memory of 2456	4452	Teklif_PDF.exe	97
PID 4452 wrote to memory of 3572	4452	Teklif_PDF.exe	99
PID 4452 wrote to memory of 3572	4452	Teklif_PDF.exe	99
PID 4452 wrote to memory of 3572	4452	Teklif_PDF.exe	99
PID 4452 wrote to memory of 3696	4452	Teklif_PDF.exe	101
PID 4452 wrote to memory of 3696	4452	Teklif_PDF.exe	101
PID 4452 wrote to memory of 3696	4452	Teklif_PDF.exe	101
PID 4452 wrote to memory of 4776	4452	Teklif_PDF.exe	102
PID 4452 wrote to memory of 4776	4452	Teklif_PDF.exe	102
PID 4452 wrote to memory of 4776	4452	Teklif_PDF.exe	102
PID 4452 wrote to memory of 4776	4452	Teklif_PDF.exe	102
PID 4452 wrote to memory of 4776	4452	Teklif_PDF.exe	102
PID 4452 wrote to memory of 4776	4452	Teklif_PDF.exe	102
PID 4452 wrote to memory of 4776	4452	Teklif_PDF.exe	102
PID 4452 wrote to memory of 4776	4452	Teklif_PDF.exe	102

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	Teklif_PDF.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	Teklif_PDF.exe

C:\Users\Admin\AppData\Local\Temp\Teklif_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Teklif_PDF.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4452
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Teklif_PDF.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5004
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lFUADIVKfDRpV.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2456
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lFUADIVKfDRpV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB18D.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3572
- C:\Users\Admin\AppData\Local\Temp\Teklif_PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\Teklif_PDF.exe"
  2⤵
  PID:3696
- C:\Users\Admin\AppData\Local\Temp\Teklif_PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\Teklif_PDF.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4776

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

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

Query Registry

T1012

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kfojuctc.c3s.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB18D.tmp

Filesize
1KB

MD5
27f16b490d4f3275f4593ab7606de1cc

SHA1
119d4c9cfce7fb3814fcc2514313c342f6184ffe

SHA256
879365e177960224cd44f01ddc0877db83d5c35f67c6c2a55ce23c1f0b5fec08

SHA512
6399ee04bf6e8e99481ffc664c0da6708b8bfdf4cc676b9aec3056e5a512b5d497f5bbfdd1fa4b67b0eed1eb762f6582a51926c85fec59cbdd46f94f1e5d65ea

Download Submit
memory/2456-77-0x00000000073C0000-0x0000000007456000-memory.dmp

Filesize
600KB

Download
memory/2456-79-0x0000000007370000-0x000000000737E000-memory.dmp

Filesize
56KB

Download
memory/2456-22-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/2456-80-0x0000000007380000-0x0000000007394000-memory.dmp

Filesize
80KB

Download
memory/2456-81-0x0000000007480000-0x000000000749A000-memory.dmp

Filesize
104KB

Download
memory/2456-49-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/2456-24-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/2456-82-0x0000000007460000-0x0000000007468000-memory.dmp

Filesize
32KB

Download
memory/2456-63-0x0000000075720000-0x000000007576C000-memory.dmp

Filesize
304KB

Download
memory/2456-86-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/4452-3-0x0000000004F00000-0x0000000004F92000-memory.dmp

Filesize
584KB

Download
memory/4452-10-0x000000000A010000-0x000000000A0AC000-memory.dmp

Filesize
624KB

Download
memory/4452-0-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

Filesize
4KB

Download
memory/4452-2-0x00000000055A0000-0x0000000005B44000-memory.dmp

Filesize
5.6MB

Download
memory/4452-9-0x0000000006630000-0x00000000066BE000-memory.dmp

Filesize
568KB

Download
memory/4452-8-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/4452-7-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

Filesize
4KB

Download
memory/4452-1-0x0000000000440000-0x0000000000526000-memory.dmp

Filesize
920KB

Download
memory/4452-6-0x00000000051B0000-0x00000000051CC000-memory.dmp

Filesize
112KB

Download
memory/4452-5-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/4452-47-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/4452-4-0x0000000004FD0000-0x0000000004FDA000-memory.dmp

Filesize
40KB

Download
memory/4776-88-0x0000000006D60000-0x0000000006DB0000-memory.dmp

Filesize
320KB

Download
memory/4776-31-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/4776-87-0x0000000006ED0000-0x0000000007092000-memory.dmp

Filesize
1.8MB

Download
memory/5004-15-0x00000000021C0000-0x00000000021F6000-memory.dmp

Filesize
216KB

Download
memory/5004-50-0x0000000006010000-0x000000000605C000-memory.dmp

Filesize
304KB

Download
memory/5004-48-0x0000000005AA0000-0x0000000005ABE000-memory.dmp

Filesize
120KB

Download
memory/5004-62-0x0000000005FC0000-0x0000000005FDE000-memory.dmp

Filesize
120KB

Download
memory/5004-73-0x0000000006CA0000-0x0000000006D43000-memory.dmp

Filesize
652KB

Download
memory/5004-51-0x0000000006C60000-0x0000000006C92000-memory.dmp

Filesize
200KB

Download
memory/5004-52-0x0000000075720000-0x000000007576C000-memory.dmp

Filesize
304KB

Download
memory/5004-74-0x0000000007410000-0x0000000007A8A000-memory.dmp

Filesize
6.5MB

Download
memory/5004-75-0x0000000006DD0000-0x0000000006DEA000-memory.dmp

Filesize
104KB

Download
memory/5004-76-0x0000000006E40000-0x0000000006E4A000-memory.dmp

Filesize
40KB

Download
memory/5004-20-0x0000000004AE0000-0x0000000004B02000-memory.dmp

Filesize
136KB

Download
memory/5004-78-0x0000000006FD0000-0x0000000006FE1000-memory.dmp

Filesize
68KB

Download
memory/5004-21-0x0000000004C80000-0x0000000004CE6000-memory.dmp

Filesize
408KB

Download
memory/5004-25-0x0000000005480000-0x00000000057D4000-memory.dmp

Filesize
3.3MB

Download
memory/5004-46-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/5004-23-0x0000000005350000-0x00000000053B6000-memory.dmp

Filesize
408KB

Download
memory/5004-85-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/5004-18-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/5004-16-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/5004-17-0x0000000004D20000-0x0000000005348000-memory.dmp

Filesize
6.2MB

Download