vipkeylogger | b71fb82589e3532a9390352bc87f7c2edc2cd7fae723fe203500350a31559e17

General

Target

PO-1124-0018-TTR-ASP1..20adet0191621.exe
Size

773KB
MD5

4b393b41e5b7bdd02e481816bec9ff4a
SHA1

35b60bdfa5130cc88b508f4fee9c226a2277517b
SHA256

b71fb82589e3532a9390352bc87f7c2edc2cd7fae723fe203500350a31559e17
SHA512

28ae160172d1d13a8b56dac51dd38f44c1cbf2c4755300d34adfc5c5638ee2375bc7cf8b29e8173933f0f3e672cd2e8e8469fa341e3356a0c7e34153e08ac0e3
SSDEEP

12288:ipdY9shQgZCnoCKpJTH7uag0rQ8Vt7W68RNkBXKU5YYyTAo187Ce6m05/W:WdhlyzKrHSaVrQ8i6UkxKVaSR7m05/

Score

10^/10

vipkeylogger discovery execution 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

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

pid	Process
2296	powershell.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 2352 set thread context of 2172	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2700	2172	WerFault.exe	33

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	PO-1124-0018-TTR-ASP1..20adet0191621.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PO-1124-0018-TTR-ASP1..20adet0191621.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe
2296	powershell.exe
2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe
2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe
2172	PO-1124-0018-TTR-ASP1..20adet0191621.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe
Token: SeDebugPrivilege	2296	powershell.exe
Token: SeDebugPrivilege	2172	PO-1124-0018-TTR-ASP1..20adet0191621.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2296	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe	31
PID 2352 wrote to memory of 2296	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe	31
PID 2352 wrote to memory of 2296	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe	31
PID 2352 wrote to memory of 2296	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe	31
PID 2352 wrote to memory of 2172	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe	33
PID 2352 wrote to memory of 2172	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe	33
PID 2352 wrote to memory of 2172	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe	33
PID 2352 wrote to memory of 2172	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe	33
PID 2352 wrote to memory of 2172	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe	33
PID 2352 wrote to memory of 2172	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe	33
PID 2352 wrote to memory of 2172	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe	33
PID 2352 wrote to memory of 2172	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe	33
PID 2352 wrote to memory of 2172	2352	PO-1124-0018-TTR-ASP1..20adet0191621.exe	33
PID 2172 wrote to memory of 2700	2172	PO-1124-0018-TTR-ASP1..20adet0191621.exe	34
PID 2172 wrote to memory of 2700	2172	PO-1124-0018-TTR-ASP1..20adet0191621.exe	34
PID 2172 wrote to memory of 2700	2172	PO-1124-0018-TTR-ASP1..20adet0191621.exe	34
PID 2172 wrote to memory of 2700	2172	PO-1124-0018-TTR-ASP1..20adet0191621.exe	34

C:\Users\Admin\AppData\Local\Temp\PO-1124-0018-TTR-ASP1..20adet0191621.exe
"C:\Users\Admin\AppData\Local\Temp\PO-1124-0018-TTR-ASP1..20adet0191621.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2352
- 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\PO-1124-0018-TTR-ASP1..20adet0191621.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2296
- C:\Users\Admin\AppData\Local\Temp\PO-1124-0018-TTR-ASP1..20adet0191621.exe
  "C:\Users\Admin\AppData\Local\Temp\PO-1124-0018-TTR-ASP1..20adet0191621.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2172
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 1096
    3⤵
    - Program crash
    PID:2700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2172-16-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2172-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2172-21-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2172-10-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2172-20-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2172-12-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2172-14-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2172-19-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2352-5-0x00000000744C0000-0x0000000074BAE000-memory.dmp

Filesize
6.9MB

Download
memory/2352-4-0x00000000744CE000-0x00000000744CF000-memory.dmp

Filesize
4KB

Download
memory/2352-7-0x00000000744C0000-0x0000000074BAE000-memory.dmp

Filesize
6.9MB

Download
memory/2352-2-0x00000000744C0000-0x0000000074BAE000-memory.dmp

Filesize
6.9MB

Download
memory/2352-0-0x00000000744CE000-0x00000000744CF000-memory.dmp

Filesize
4KB

Download
memory/2352-6-0x0000000005D00000-0x0000000005D8E000-memory.dmp

Filesize
568KB

Download
memory/2352-1-0x00000000009E0000-0x0000000000AA8000-memory.dmp

Filesize
800KB

Download
memory/2352-3-0x0000000000440000-0x000000000045E000-memory.dmp

Filesize
120KB

Download
memory/2352-22-0x00000000744C0000-0x0000000074BAE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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