vipkeylogger | a0cff2406a1b0101909f589dcdd5c6cce94e211373d0cea45209bbff1afea50b

Analysis

max time kernel
144s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-ja
resource tags

arch:x64arch:x86image:win10v2004-20241007-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
13-11-2024 03:37

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General

Target

お見積依頼、_20241113.exe
Size

701KB
MD5

77cf9c286b05a5afaca2de336ba1f075
SHA1

bc95b5df0602b53675429f06a9f1e367b65e1b86
SHA256

39adb205bc13aa9d2e6e2531da9c7955e46f5e27fceae045a8c040971e702ec0
SHA512

e42e9dd3c26926354cabaed656042db7d3294f90a942ce5c33ea16d11f0b2e078489c5e9d9ab33a25266eec1f0b5df3bf80764dcbd17ebe91775b5622fb846db
SSDEEP

12288:JMyCotxqmA3F+mGDTLXRNFovOLV0kzO7ka3x7TCJmxa564nv+Z1chLX/3R:JMyBqmubWTLho0V0EO7D3x/CIp82Z1c/

Score

10^/10

vipkeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.hgdijitalbaski.com
Port:
587
Username:
[email protected]
Password:
05310325799habil
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 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
4468	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

Processes:

お見積依頼、_20241113.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	お見積依頼、_20241113.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:

お見積依頼、_20241113.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	お見積依頼、_20241113.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	お見積依頼、_20241113.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	お見積依頼、_20241113.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
21	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

お見積依頼、_20241113.exe

description	pid	Process	procid_target
PID 1468 set thread context of 4448	1468	お見積依頼、_20241113.exe	95

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

Processes:

お見積依頼、_20241113.exeお見積依頼、_20241113.exepowershell.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	お見積依頼、_20241113.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	お見積依頼、_20241113.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

お見積依頼、_20241113.exeお見積依頼、_20241113.exepowershell.exe

pid	Process
1468	お見積依頼、_20241113.exe
1468	お見積依頼、_20241113.exe
1468	お見積依頼、_20241113.exe
1468	お見積依頼、_20241113.exe
4448	お見積依頼、_20241113.exe
4468	powershell.exe
4468	powershell.exe
4448	お見積依頼、_20241113.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

お見積依頼、_20241113.exeお見積依頼、_20241113.exepowershell.exe

description	pid	Process
Token: SeDebugPrivilege	1468	お見積依頼、_20241113.exe
Token: SeDebugPrivilege	4448	お見積依頼、_20241113.exe
Token: SeDebugPrivilege	4468	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

お見積依頼、_20241113.exe

description	pid	Process	procid_target
PID 1468 wrote to memory of 4468	1468	お見積依頼、_20241113.exe	92
PID 1468 wrote to memory of 4468	1468	お見積依頼、_20241113.exe	92
PID 1468 wrote to memory of 4468	1468	お見積依頼、_20241113.exe	92
PID 1468 wrote to memory of 384	1468	お見積依頼、_20241113.exe	94
PID 1468 wrote to memory of 384	1468	お見積依頼、_20241113.exe	94
PID 1468 wrote to memory of 384	1468	お見積依頼、_20241113.exe	94
PID 1468 wrote to memory of 4448	1468	お見積依頼、_20241113.exe	95
PID 1468 wrote to memory of 4448	1468	お見積依頼、_20241113.exe	95
PID 1468 wrote to memory of 4448	1468	お見積依頼、_20241113.exe	95
PID 1468 wrote to memory of 4448	1468	お見積依頼、_20241113.exe	95
PID 1468 wrote to memory of 4448	1468	お見積依頼、_20241113.exe	95
PID 1468 wrote to memory of 4448	1468	お見積依頼、_20241113.exe	95
PID 1468 wrote to memory of 4448	1468	お見積依頼、_20241113.exe	95
PID 1468 wrote to memory of 4448	1468	お見積依頼、_20241113.exe	95

outlook_office_path 1 IoCs

Processes:

お見積依頼、_20241113.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	お見積依頼、_20241113.exe

outlook_win_path 1 IoCs

Processes:

お見積依頼、_20241113.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	お見積依頼、_20241113.exe

C:\Users\Admin\AppData\Local\Temp\お見積依頼、_20241113.exe
"C:\Users\Admin\AppData\Local\Temp\お見積依頼、_20241113.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:1468
- 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\お見積依頼、_20241113.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4468
- C:\Users\Admin\AppData\Local\Temp\お見積依頼、_20241113.exe
  "C:\Users\Admin\AppData\Local\Temp\お見積依頼、_20241113.exe"
  2⤵
  PID:384
- C:\Users\Admin\AppData\Local\Temp\お見積依頼、_20241113.exe
  "C:\Users\Admin\AppData\Local\Temp\お見積依頼、_20241113.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:4448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

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_bz1dadny.ppn.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1468-0-0x0000000074E9E000-0x0000000074E9F000-memory.dmp

Filesize
4KB

Download
memory/1468-1-0x00000000005D0000-0x0000000000686000-memory.dmp

Filesize
728KB

Download
memory/1468-2-0x00000000056F0000-0x0000000005C94000-memory.dmp

Filesize
5.6MB

Download
memory/1468-3-0x0000000004F70000-0x0000000005002000-memory.dmp

Filesize
584KB

Download
memory/1468-4-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/1468-6-0x00000000051E0000-0x000000000527C000-memory.dmp

Filesize
624KB

Download
memory/1468-5-0x0000000002AF0000-0x0000000002AFA000-memory.dmp

Filesize
40KB

Download
memory/1468-7-0x00000000051D0000-0x00000000051E2000-memory.dmp

Filesize
72KB

Download
memory/1468-8-0x0000000074E9E000-0x0000000074E9F000-memory.dmp

Filesize
4KB

Download
memory/1468-9-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/1468-10-0x0000000006580000-0x000000000660E000-memory.dmp

Filesize
568KB

Download
memory/1468-11-0x000000000A5B0000-0x000000000A6BE000-memory.dmp

Filesize
1.1MB

Download
memory/1468-15-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/4448-12-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/4448-14-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/4448-37-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/4448-39-0x00000000068F0000-0x0000000006938000-memory.dmp

Filesize
288KB

Download
memory/4448-66-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/4448-69-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/4448-68-0x0000000006BC0000-0x0000000006BD4000-memory.dmp

Filesize
80KB

Download
memory/4448-67-0x0000000006C90000-0x0000000006E52000-memory.dmp

Filesize
1.8MB

Download
memory/4468-21-0x00000000053B0000-0x0000000005416000-memory.dmp

Filesize
408KB

Download
memory/4468-52-0x0000000006C50000-0x0000000006CF3000-memory.dmp

Filesize
652KB

Download
memory/4468-19-0x0000000004990000-0x00000000049B2000-memory.dmp

Filesize
136KB

Download
memory/4468-31-0x0000000005520000-0x0000000005874000-memory.dmp

Filesize
3.3MB

Download
memory/4468-32-0x0000000005380000-0x0000000005390000-memory.dmp

Filesize
64KB

Download
memory/4468-34-0x0000000005C50000-0x0000000005C9C000-memory.dmp

Filesize
304KB

Download
memory/4468-33-0x0000000005C20000-0x0000000005C3E000-memory.dmp

Filesize
120KB

Download
memory/4468-36-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/4468-35-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/4468-38-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/4468-40-0x0000000006BE0000-0x0000000006C12000-memory.dmp

Filesize
200KB

Download
memory/4468-41-0x00000000708C0000-0x000000007090C000-memory.dmp

Filesize
304KB

Download
memory/4468-51-0x0000000006C20000-0x0000000006C3E000-memory.dmp

Filesize
120KB

Download
memory/4468-20-0x0000000005290000-0x00000000052F6000-memory.dmp

Filesize
408KB

Download
memory/4468-53-0x00000000075D0000-0x0000000007C4A000-memory.dmp

Filesize
6.5MB

Download
memory/4468-54-0x0000000006F80000-0x0000000006F9A000-memory.dmp

Filesize
104KB

Download
memory/4468-55-0x0000000006FF0000-0x0000000006FFA000-memory.dmp

Filesize
40KB

Download
memory/4468-56-0x0000000007130000-0x0000000007180000-memory.dmp

Filesize
320KB

Download
memory/4468-57-0x0000000007220000-0x00000000072B6000-memory.dmp

Filesize
600KB

Download
memory/4468-58-0x0000000007110000-0x0000000007121000-memory.dmp

Filesize
68KB

Download
memory/4468-59-0x0000000007190000-0x000000000719E000-memory.dmp

Filesize
56KB

Download
memory/4468-60-0x00000000071A0000-0x00000000071B4000-memory.dmp

Filesize
80KB

Download
memory/4468-61-0x00000000071F0000-0x000000000720A000-memory.dmp

Filesize
104KB

Download
memory/4468-62-0x00000000071E0000-0x00000000071E8000-memory.dmp

Filesize
32KB

Download
memory/4468-18-0x00000000049C0000-0x0000000004A52000-memory.dmp

Filesize
584KB

Download
memory/4468-17-0x0000000004BB0000-0x00000000051D8000-memory.dmp

Filesize
6.2MB

Download
memory/4468-16-0x0000000002170000-0x00000000021A6000-memory.dmp

Filesize
216KB

Download
memory/4468-65-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download