vipkeylogger | 0d53d6f713a2b7f20008c3652da422c6293c63ba3ba72fce0cb526e69d39d57d

Analysis

max time kernel
171s
max time network
209s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
30-01-2025 16:41

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General

Target

EFT-Remittance for Overdue Invoice.exe
Size

1.2MB
MD5

4356632cd55a6b5f7b9f49dc17ccee00
SHA1

174bffb9781b6f4e455bba193a6921f57bc7f079
SHA256

62c6436c72f6e31fe3598b4e79600f6262a5fcce63fe6a780e6644669f2b5e63
SHA512

4db5ddf36fc19e3389f4d2b24d0a4e5cf923a8a43fd57e5b61b5d1522a70215615a58ad5a605b9dbc6f5f112db06b2902bd6fdb0811d322565ecda2fbf6fc382
SSDEEP

24576:RAHnh+eWsN3skA4RV1Hom2KXFmIakcPGVsvv9BcdHy+oOZ7d8N5:oh+ZkldoPK1XakcPGVsnTc9iIpq

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\subbasaltic.vbs	subbasaltic.exe

Executes dropped EXE 1 IoCs

pid	Process
1852	subbasaltic.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-70482961-775596374-3727440602-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-70482961-775596374-3727440602-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-70482961-775596374-3727440602-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
17	checkip.dyndns.org
19	reallyfreegeoip.org
20	reallyfreegeoip.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x001600000002393a-14.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1852 set thread context of 1304	1852	subbasaltic.exe	85

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	subbasaltic.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EFT-Remittance for Overdue Invoice.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1304	RegSvcs.exe
1304	RegSvcs.exe
1304	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1852	subbasaltic.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1304	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2936	EFT-Remittance for Overdue Invoice.exe
2936	EFT-Remittance for Overdue Invoice.exe
1852	subbasaltic.exe
1852	subbasaltic.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2936	EFT-Remittance for Overdue Invoice.exe
2936	EFT-Remittance for Overdue Invoice.exe
1852	subbasaltic.exe
1852	subbasaltic.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 1852	2936	EFT-Remittance for Overdue Invoice.exe	84
PID 2936 wrote to memory of 1852	2936	EFT-Remittance for Overdue Invoice.exe	84
PID 2936 wrote to memory of 1852	2936	EFT-Remittance for Overdue Invoice.exe	84
PID 1852 wrote to memory of 1304	1852	subbasaltic.exe	85
PID 1852 wrote to memory of 1304	1852	subbasaltic.exe	85
PID 1852 wrote to memory of 1304	1852	subbasaltic.exe	85
PID 1852 wrote to memory of 1304	1852	subbasaltic.exe	85

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-70482961-775596374-3727440602-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-70482961-775596374-3727440602-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\EFT-Remittance for Overdue Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\EFT-Remittance for Overdue Invoice.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Users\Admin\AppData\Local\Okeghem\subbasaltic.exe
  "C:\Users\Admin\AppData\Local\Temp\EFT-Remittance for Overdue Invoice.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:1852
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\EFT-Remittance for Overdue Invoice.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:1304

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Okeghem\subbasaltic.exe

Filesize
1.2MB

MD5
4356632cd55a6b5f7b9f49dc17ccee00

SHA1
174bffb9781b6f4e455bba193a6921f57bc7f079

SHA256
62c6436c72f6e31fe3598b4e79600f6262a5fcce63fe6a780e6644669f2b5e63

SHA512
4db5ddf36fc19e3389f4d2b24d0a4e5cf923a8a43fd57e5b61b5d1522a70215615a58ad5a605b9dbc6f5f112db06b2902bd6fdb0811d322565ecda2fbf6fc382

Download Submit
C:\Users\Admin\AppData\Local\Temp\acrorrheuma

Filesize
58KB

MD5
b9a485779d92c262494f8fd79fa24e55

SHA1
b1258dd5f1145c1c4e63a18165602c1deebf3004

SHA256
a53d6ab162ddd45cef65112e4b2ec1e0fd8cd6307a1667a6b2fd664c7a853f79

SHA512
bc3511fc6e55ac9eb0f840cfdd218eb97c7a9a47e77024b658867b97fadc9ad27269070bf6e0ba5770c41196ad0ad550bccc40d25847c8e7151bf750efeba90d

Download Submit
memory/1304-31-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/1304-32-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/1304-33-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/1304-34-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/1304-35-0x0000000074D8E000-0x0000000074D8F000-memory.dmp

Filesize
4KB

Download
memory/1304-36-0x0000000005320000-0x0000000005380000-memory.dmp

Filesize
384KB

Download
memory/1304-37-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/1304-38-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/1304-39-0x0000000005A20000-0x0000000005FC4000-memory.dmp

Filesize
5.6MB

Download
memory/1304-40-0x00000000053C0000-0x000000000541E000-memory.dmp

Filesize
376KB

Download
memory/1304-76-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-98-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-100-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-96-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-94-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-92-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-90-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-88-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-86-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-84-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-82-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-80-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-78-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-74-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-72-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-70-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-68-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-66-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-64-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-62-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-60-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-58-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-56-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-54-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-52-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-48-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-46-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-44-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-42-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-50-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-41-0x00000000053C0000-0x0000000005419000-memory.dmp

Filesize
356KB

Download
memory/1304-1141-0x0000000005510000-0x00000000055AC000-memory.dmp

Filesize
624KB

Download
memory/1304-1142-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/1304-1143-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/1304-1144-0x0000000074D8E000-0x0000000074D8F000-memory.dmp

Filesize
4KB

Download
memory/1304-1145-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/1304-1146-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/1304-1147-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/1304-1148-0x0000000006980000-0x0000000006B42000-memory.dmp

Filesize
1.8MB

Download
memory/1304-1149-0x0000000006810000-0x0000000006860000-memory.dmp

Filesize
320KB

Download
memory/1304-1150-0x0000000006B50000-0x0000000006BE2000-memory.dmp

Filesize
584KB

Download
memory/1304-1151-0x0000000006930000-0x000000000693A000-memory.dmp

Filesize
40KB

Download
memory/1852-29-0x0000000000FE0000-0x00000000013E0000-memory.dmp

Filesize
4.0MB

Download
memory/2936-11-0x00000000014D0000-0x00000000018D0000-memory.dmp

Filesize
4.0MB

Download