vipkeylogger | 3f5c5b45c09d2ee83e4f0f7ff77550b375f05b33e706548063fa418dd0e47bbd

Analysis

max time kernel
122s
max time network
137s
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 03:46

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General

Target

お見積依頼、_20241113.exe
Size

700KB
MD5

92400d5f31791c0b83d37eec11ce5a39
SHA1

0a805bfaa1aad1b7b0e29659278fe7f10c7019d3
SHA256

93164ef047a086fe3d597c6599c7e7fcaaf25cb5a480e8d3d895607e3fc78392
SHA512

9c31ec5086b90fb26d8475f49058ece236633022cbaec1fc6ff841f657efc922a51585fc107c5b291d14551365f33aa745d53d3fc1967bd4042f6c88956a65f9
SSDEEP

12288:IMyCiQjPety1zYRraSWiad/k0rv63mIkynApsegtn1guyp7G:IMyXQity1zYROSjad8SC32cEOnC

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 2 IoCs

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

execution

PowerShell

T1059.001

Processes:

powershell.exepowershell.exe

pid	Process
968	powershell.exe
2352	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-1-5-21-940901362-3608833189-1915618603-1000\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-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	お見積依頼、_20241113.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	お見積依頼、_20241113.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\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
19	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

お見積依頼、_20241113.exe

description	pid	Process	procid_target
PID 1820 set thread context of 3644	1820	お見積依頼、_20241113.exe	103

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:

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

Processes:

schtasks.exe

pid	Process
1648	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

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

pid	Process
1820	お見積依頼、_20241113.exe
968	powershell.exe
2352	powershell.exe
1820	お見積依頼、_20241113.exe
3644	お見積依頼、_20241113.exe
968	powershell.exe
2352	powershell.exe
3644	お見積依頼、_20241113.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

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

description	pid	Process
Token: SeDebugPrivilege	1820	お見積依頼、_20241113.exe
Token: SeDebugPrivilege	968	powershell.exe
Token: SeDebugPrivilege	2352	powershell.exe
Token: SeDebugPrivilege	3644	お見積依頼、_20241113.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

お見積依頼、_20241113.exe

description	pid	Process	procid_target
PID 1820 wrote to memory of 968	1820	お見積依頼、_20241113.exe	97
PID 1820 wrote to memory of 968	1820	お見積依頼、_20241113.exe	97
PID 1820 wrote to memory of 968	1820	お見積依頼、_20241113.exe	97
PID 1820 wrote to memory of 2352	1820	お見積依頼、_20241113.exe	99
PID 1820 wrote to memory of 2352	1820	お見積依頼、_20241113.exe	99
PID 1820 wrote to memory of 2352	1820	お見積依頼、_20241113.exe	99
PID 1820 wrote to memory of 1648	1820	お見積依頼、_20241113.exe	101
PID 1820 wrote to memory of 1648	1820	お見積依頼、_20241113.exe	101
PID 1820 wrote to memory of 1648	1820	お見積依頼、_20241113.exe	101
PID 1820 wrote to memory of 3644	1820	お見積依頼、_20241113.exe	103
PID 1820 wrote to memory of 3644	1820	お見積依頼、_20241113.exe	103
PID 1820 wrote to memory of 3644	1820	お見積依頼、_20241113.exe	103
PID 1820 wrote to memory of 3644	1820	お見積依頼、_20241113.exe	103
PID 1820 wrote to memory of 3644	1820	お見積依頼、_20241113.exe	103
PID 1820 wrote to memory of 3644	1820	お見積依頼、_20241113.exe	103
PID 1820 wrote to memory of 3644	1820	お見積依頼、_20241113.exe	103
PID 1820 wrote to memory of 3644	1820	お見積依頼、_20241113.exe	103

outlook_office_path 1 IoCs

Processes:

お見積依頼、_20241113.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\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-1-5-21-940901362-3608833189-1915618603-1000\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:1820
- 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:968
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KYYIADK.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2352
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KYYIADK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp491A.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1648
- 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:3644

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ds5yx1p1.msf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp491A.tmp

Filesize
1KB

MD5
3da5bf20a7df82abd68ed4c7a8801eba

SHA1
08db92adb93ea2dac8fecedfcc61536becdbdbbd

SHA256
6e1119457080ea5a1ec3f61c48d7841a0a1ba7f2f8daf97149fe3c26e73addf6

SHA512
87ef4f68ab1b016a8160ef296e2bf68241ed5e799195ad751459805afa79d6fcaa7880a857556e7d45987939ffe642870e24a3221c553158a44e140a69840b18

Download Submit
memory/968-77-0x0000000007380000-0x000000000739A000-memory.dmp

Filesize
104KB

Download
memory/968-46-0x0000000005860000-0x0000000005870000-memory.dmp

Filesize
64KB

Download
memory/968-88-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/968-85-0x00000000075E0000-0x00000000075E8000-memory.dmp

Filesize
32KB

Download
memory/968-84-0x0000000007600000-0x000000000761A000-memory.dmp

Filesize
104KB

Download
memory/968-83-0x00000000075A0000-0x00000000075B4000-memory.dmp

Filesize
80KB

Download
memory/968-82-0x0000000007590000-0x000000000759E000-memory.dmp

Filesize
56KB

Download
memory/968-81-0x0000000007510000-0x0000000007521000-memory.dmp

Filesize
68KB

Download
memory/968-76-0x00000000079C0000-0x000000000803A000-memory.dmp

Filesize
6.5MB

Download
memory/968-53-0x0000000006FB0000-0x0000000006FE2000-memory.dmp

Filesize
200KB

Download
memory/968-16-0x00000000048C0000-0x00000000048F6000-memory.dmp

Filesize
216KB

Download
memory/968-54-0x000000006FF00000-0x000000006FF4C000-memory.dmp

Filesize
304KB

Download
memory/968-17-0x0000000004F30000-0x0000000005558000-memory.dmp

Filesize
6.2MB

Download
memory/968-19-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/968-52-0x0000000006090000-0x00000000060DC000-memory.dmp

Filesize
304KB

Download
memory/968-23-0x00000000056D0000-0x0000000005736000-memory.dmp

Filesize
408KB

Download
memory/968-24-0x00000000058B0000-0x0000000005916000-memory.dmp

Filesize
408KB

Download
memory/968-22-0x0000000004E40000-0x0000000004E62000-memory.dmp

Filesize
136KB

Download
memory/968-51-0x0000000005FE0000-0x0000000005FFE000-memory.dmp

Filesize
120KB

Download
memory/968-21-0x0000000004DA0000-0x0000000004E32000-memory.dmp

Filesize
584KB

Download
memory/968-18-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/968-45-0x0000000005920000-0x0000000005C74000-memory.dmp

Filesize
3.3MB

Download
memory/1820-8-0x00000000752BE000-0x00000000752BF000-memory.dmp

Filesize
4KB

Download
memory/1820-7-0x0000000005330000-0x0000000005342000-memory.dmp

Filesize
72KB

Download
memory/1820-4-0x0000000004E70000-0x0000000004E7A000-memory.dmp

Filesize
40KB

Download
memory/1820-3-0x0000000004EF0000-0x0000000004F82000-memory.dmp

Filesize
584KB

Download
memory/1820-1-0x00000000003B0000-0x0000000000466000-memory.dmp

Filesize
728KB

Download
memory/1820-2-0x0000000005400000-0x00000000059A4000-memory.dmp

Filesize
5.6MB

Download
memory/1820-6-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/1820-5-0x0000000005190000-0x000000000522C000-memory.dmp

Filesize
624KB

Download
memory/1820-9-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/1820-10-0x0000000006670000-0x00000000066FE000-memory.dmp

Filesize
568KB

Download
memory/1820-50-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/1820-11-0x000000000A4B0000-0x000000000A5BE000-memory.dmp

Filesize
1.1MB

Download
memory/1820-0-0x00000000752BE000-0x00000000752BF000-memory.dmp

Filesize
4KB

Download
memory/2352-44-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/2352-20-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/2352-79-0x0000000007D30000-0x0000000007D80000-memory.dmp

Filesize
320KB

Download
memory/2352-80-0x0000000007E20000-0x0000000007EB6000-memory.dmp

Filesize
600KB

Download
memory/2352-75-0x0000000007A50000-0x0000000007AF3000-memory.dmp

Filesize
652KB

Download
memory/2352-49-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/2352-78-0x0000000007BF0000-0x0000000007BFA000-memory.dmp

Filesize
40KB

Download
memory/2352-55-0x000000006FF00000-0x000000006FF4C000-memory.dmp

Filesize
304KB

Download
memory/2352-89-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/2352-70-0x0000000007A20000-0x0000000007A3E000-memory.dmp

Filesize
120KB

Download
memory/3644-47-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3644-90-0x00000000064A0000-0x00000000064E8000-memory.dmp

Filesize
288KB

Download
memory/3644-91-0x0000000006840000-0x0000000006A02000-memory.dmp

Filesize
1.8MB

Download
memory/3644-92-0x0000000006510000-0x0000000006524000-memory.dmp

Filesize
80KB

Download