vipkeylogger | 7836fecda90794f9f26f1d488129dc6759efc16dcff22e2c7cb962a79e31811f

General

Target

PO#I-23-00007.exe
Size

1019KB
MD5

95ecc2979fabf0a71de66cf0118a2d4b
SHA1

b2d2228b0a68a3540202047b1354c9ae82f4a708
SHA256

c9a799cb029d817194203008faa6533d7acb82c0afe324d290ec8459723f8e12
SHA512

5ca294850a88e969aa9f8e99880aa647a078a589f189c5d024ab9e6b45e66b20ba18b677f9f7c8a8ebc1744568b10414194629da5f3fb2dd5cb6a7cf49faafd9
SSDEEP

24576:jtb20pkaCqT5TBWgNQ7arbPlV9bUubqA6A:gVg5tQ7arn9bR5

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7567650575:AAHvGGF6TZiX_cMd8iYGZUXmOL-zDO7vZNI/sendMessage?chat_id=7654658491

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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
6	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 536 set thread context of 2500	536	PO#I-23-00007.exe	83

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3184	536	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 2 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#I-23-00007.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2500	RegSvcs.exe
2500	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
536	PO#I-23-00007.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2500	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 536 wrote to memory of 2500	536	PO#I-23-00007.exe	83
PID 536 wrote to memory of 2500	536	PO#I-23-00007.exe	83
PID 536 wrote to memory of 2500	536	PO#I-23-00007.exe	83
PID 536 wrote to memory of 2500	536	PO#I-23-00007.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\PO#I-23-00007.exe
"C:\Users\Admin\AppData\Local\Temp\PO#I-23-00007.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:536
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\PO#I-23-00007.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:2500
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 536 -s 668
  2⤵
  - Program crash
  PID:3184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 536 -ip 536
1⤵
PID:4120

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

1

T1217

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/536-6-0x00000000014E0000-0x00000000018E0000-memory.dmp

Filesize
4.0MB

Download
memory/2500-7-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2500-8-0x0000000073C6E000-0x0000000073C6F000-memory.dmp

Filesize
4KB

Download
memory/2500-9-0x0000000005210000-0x00000000057B4000-memory.dmp

Filesize
5.6MB

Download
memory/2500-10-0x0000000004D20000-0x0000000004DBC000-memory.dmp

Filesize
624KB

Download
memory/2500-11-0x0000000073C60000-0x0000000074410000-memory.dmp

Filesize
7.7MB

Download
memory/2500-12-0x0000000073C6E000-0x0000000073C6F000-memory.dmp

Filesize
4KB

Download
memory/2500-13-0x0000000073C60000-0x0000000074410000-memory.dmp

Filesize
7.7MB

Download
memory/2500-14-0x0000000006090000-0x0000000006252000-memory.dmp

Filesize
1.8MB

Download
memory/2500-15-0x0000000005F10000-0x0000000005F60000-memory.dmp

Filesize
320KB

Download
memory/2500-16-0x0000000006790000-0x0000000006CBC000-memory.dmp

Filesize
5.2MB

Download
memory/2500-17-0x0000000006260000-0x00000000062F2000-memory.dmp

Filesize
584KB

Download
memory/2500-18-0x0000000006080000-0x000000000608A000-memory.dmp

Filesize
40KB

Download

Analysis

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