vipkeylogger | 20592cd3af7ef4fc50bf5df5ad426ff7ee6094239422ae1eec91467927e7170a

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/10/2024, 00:24

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General

Target

2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
Size

3.8MB
MD5

b38044c85c61344e55c645da14c2c5e9
SHA1

3c7234f791f2da542d318965f6868b909a4b6c3e
SHA256

20592cd3af7ef4fc50bf5df5ad426ff7ee6094239422ae1eec91467927e7170a
SHA512

ae2a94a1b3be245e9226d39b81301dbc17e82815547343ac7c222f1d2e89038efb160a44699eb13abc41a53ef78b484bb31110a402457d22f931286ab5e927ad
SSDEEP

98304:aF0lfx2WMXhJcemnWcOU/jIEeQfoR/IuOFVjUu5:v9x7ZeiLFIF0wu

Score

10^/10

vipkeylogger collection discovery keylogger persistence spyware 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

Executes dropped EXE 7 IoCs

pid	Process
2712	._cache_2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
2596	Synaptics.exe
1972	Synaptics.exe
1584	Synaptics.exe
768	Synaptics.exe
1156	Synaptics.exe
1488	Synaptics.exe

Loads dropped DLL 2 IoCs

pid	Process
1296	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
1296	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	._cache_2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	._cache_2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	._cache_2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2512 set thread context of 1296	2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	31

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 4 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	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Synaptics.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
2712	._cache_2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
2596	Synaptics.exe
2596	Synaptics.exe
2596	Synaptics.exe
2596	Synaptics.exe
2596	Synaptics.exe
2596	Synaptics.exe
2596	Synaptics.exe
2596	Synaptics.exe
2596	Synaptics.exe
2596	Synaptics.exe
2596	Synaptics.exe
2596	Synaptics.exe
2712	._cache_2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
Token: SeDebugPrivilege	2712	._cache_2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
Token: SeDebugPrivilege	2596	Synaptics.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 1296	2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	31
PID 2512 wrote to memory of 1296	2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	31
PID 2512 wrote to memory of 1296	2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	31
PID 2512 wrote to memory of 1296	2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	31
PID 2512 wrote to memory of 1296	2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	31
PID 2512 wrote to memory of 1296	2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	31
PID 2512 wrote to memory of 1296	2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	31
PID 2512 wrote to memory of 1296	2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	31
PID 2512 wrote to memory of 1296	2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	31
PID 2512 wrote to memory of 1296	2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	31
PID 2512 wrote to memory of 1296	2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	31
PID 2512 wrote to memory of 1296	2512	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	31
PID 1296 wrote to memory of 2712	1296	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	32
PID 1296 wrote to memory of 2712	1296	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	32
PID 1296 wrote to memory of 2712	1296	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	32
PID 1296 wrote to memory of 2712	1296	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	32
PID 1296 wrote to memory of 2596	1296	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	33
PID 1296 wrote to memory of 2596	1296	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	33
PID 1296 wrote to memory of 2596	1296	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	33
PID 1296 wrote to memory of 2596	1296	2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe	33
PID 2596 wrote to memory of 1972	2596	Synaptics.exe	34
PID 2596 wrote to memory of 1972	2596	Synaptics.exe	34
PID 2596 wrote to memory of 1972	2596	Synaptics.exe	34
PID 2596 wrote to memory of 1972	2596	Synaptics.exe	34
PID 2596 wrote to memory of 1584	2596	Synaptics.exe	35
PID 2596 wrote to memory of 1584	2596	Synaptics.exe	35
PID 2596 wrote to memory of 1584	2596	Synaptics.exe	35
PID 2596 wrote to memory of 1584	2596	Synaptics.exe	35
PID 2596 wrote to memory of 768	2596	Synaptics.exe	36
PID 2596 wrote to memory of 768	2596	Synaptics.exe	36
PID 2596 wrote to memory of 768	2596	Synaptics.exe	36
PID 2596 wrote to memory of 768	2596	Synaptics.exe	36
PID 2596 wrote to memory of 1156	2596	Synaptics.exe	37
PID 2596 wrote to memory of 1156	2596	Synaptics.exe	37
PID 2596 wrote to memory of 1156	2596	Synaptics.exe	37
PID 2596 wrote to memory of 1156	2596	Synaptics.exe	37
PID 2596 wrote to memory of 1488	2596	Synaptics.exe	38
PID 2596 wrote to memory of 1488	2596	Synaptics.exe	38
PID 2596 wrote to memory of 1488	2596	Synaptics.exe	38
PID 2596 wrote to memory of 1488	2596	Synaptics.exe	38

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	._cache_2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe

outlook_win_path 1 IoCs

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	._cache_2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Users\Admin\AppData\Local\Temp\2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
  "C:\Users\Admin\AppData\Local\Temp\2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1296
- - C:\Users\Admin\AppData\Local\Temp\._cache_2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe
    "C:\Users\Admin\AppData\Local\Temp\._cache_2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.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:2712
- - C:\ProgramData\Synaptics\Synaptics.exe
    "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2596
  - - C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe"
      4⤵
      Executes dropped EXE
      PID:1972
  - - C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe"
      4⤵
      Executes dropped EXE
      PID:1584
  - - C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe"
      4⤵
      Executes dropped EXE
      PID:768
  - - C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe"
      4⤵
      Executes dropped EXE
      PID:1156
  - - C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe"
      4⤵
      Executes dropped EXE
      PID:1488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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:\ProgramData\Synaptics\Synaptics.exe

Filesize
3.8MB

MD5
b38044c85c61344e55c645da14c2c5e9

SHA1
3c7234f791f2da542d318965f6868b909a4b6c3e

SHA256
20592cd3af7ef4fc50bf5df5ad426ff7ee6094239422ae1eec91467927e7170a

SHA512
ae2a94a1b3be245e9226d39b81301dbc17e82815547343ac7c222f1d2e89038efb160a44699eb13abc41a53ef78b484bb31110a402457d22f931286ab5e927ad

Download Submit
\Users\Admin\AppData\Local\Temp\._cache_2024-10-29_b38044c85c61344e55c645da14c2c5e9_avoslocker_hijackloader.exe

Filesize
269KB

MD5
5446eaf87fe423755a4611cd0ff939e4

SHA1
c4b2153f43659c6b0ff11527a02b0b0dbfe75b11

SHA256
f7f3df09f0759f03d0d3d114caadac597c767ebfeaba7115d2963c732864daff

SHA512
1b82fc09028091ca718ee02853c0a4a3096ac92f2ba707e181c78cccb8ca717deedda3d7605a704112660575ab0d30f556e8317bbc15940c96265b0da2b4a73c

Download Submit
memory/1296-16-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download
memory/1296-12-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download
memory/1296-50-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download
memory/1296-21-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download
memory/1296-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1296-13-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download
memory/1296-11-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download
memory/1296-8-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download
memory/1296-26-0x00000000000F0000-0x00000000000F1000-memory.dmp

Filesize
4KB

Download
memory/1296-15-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download
memory/1296-24-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download
memory/1296-23-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download
memory/1296-17-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download
memory/1296-22-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download
memory/2512-1-0x0000000000FB0000-0x000000000137A000-memory.dmp

Filesize
3.8MB

Download
memory/2512-3-0x0000000005750000-0x00000000058C0000-memory.dmp

Filesize
1.4MB

Download
memory/2512-0-0x000000007429E000-0x000000007429F000-memory.dmp

Filesize
4KB

Download
memory/2512-25-0x0000000074290000-0x000000007497E000-memory.dmp

Filesize
6.9MB

Download
memory/2512-7-0x000000000AFB0000-0x000000000B0F8000-memory.dmp

Filesize
1.3MB

Download
memory/2512-6-0x0000000074290000-0x000000007497E000-memory.dmp

Filesize
6.9MB

Download
memory/2512-2-0x0000000074290000-0x000000007497E000-memory.dmp

Filesize
6.9MB

Download
memory/2512-5-0x000000007429E000-0x000000007429F000-memory.dmp

Filesize
4KB

Download
memory/2512-4-0x0000000000760000-0x000000000077E000-memory.dmp

Filesize
120KB

Download
memory/2596-52-0x00000000002F0000-0x00000000006BA000-memory.dmp

Filesize
3.8MB

Download
memory/2712-44-0x0000000000380000-0x00000000003C8000-memory.dmp

Filesize
288KB

Download