vipkeylogger | e71789b9c70a2b9bbe541baf50d4e222be0d1b1cc2b38be925c01d9169158bf5

General

Target

e71789b9c70a2b9bbe541baf50d4e222be0d1b1cc2b38be925c01d9169158bf5.exe
Size

1.0MB
MD5

a3d99bcf752d0b63fa8d5515a4765777
SHA1

cea1bb29d2d34f8c46fa6c9c645cc9753d5a918e
SHA256

e71789b9c70a2b9bbe541baf50d4e222be0d1b1cc2b38be925c01d9169158bf5
SHA512

f7e00d50005777373d65b9065bab7cd43ae3160554165e71c2db7bf901c34eb0608cd854e35e3159d48f698470db9a58e828aa6b4c2fa79c41149fc8030cdfe9
SSDEEP

24576:nqDEvCTbMWu7rQYlBQcBiT6rprG8aT7LCjhY:nTvC/MTQYxsWR7aT7mF

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.acadental.com
Port:
587
Username:
[email protected]
Password:
Dental9201$
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

Drops startup file 1 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
2012	enterogenous.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\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
18	reallyfreegeoip.org
15	checkip.dyndns.org
17	reallyfreegeoip.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x000a000000023b94-9.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2012 set thread context of 1356	2012	enterogenous.exe	83

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	e71789b9c70a2b9bbe541baf50d4e222be0d1b1cc2b38be925c01d9169158bf5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	enterogenous.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1356	RegSvcs.exe
1356	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2012	enterogenous.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1356	RegSvcs.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 2012	1300	e71789b9c70a2b9bbe541baf50d4e222be0d1b1cc2b38be925c01d9169158bf5.exe	82
PID 1300 wrote to memory of 2012	1300	e71789b9c70a2b9bbe541baf50d4e222be0d1b1cc2b38be925c01d9169158bf5.exe	82
PID 1300 wrote to memory of 2012	1300	e71789b9c70a2b9bbe541baf50d4e222be0d1b1cc2b38be925c01d9169158bf5.exe	82
PID 2012 wrote to memory of 1356	2012	enterogenous.exe	83
PID 2012 wrote to memory of 1356	2012	enterogenous.exe	83
PID 2012 wrote to memory of 1356	2012	enterogenous.exe	83
PID 2012 wrote to memory of 1356	2012	enterogenous.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\e71789b9c70a2b9bbe541baf50d4e222be0d1b1cc2b38be925c01d9169158bf5.exe
"C:\Users\Admin\AppData\Local\Temp\e71789b9c70a2b9bbe541baf50d4e222be0d1b1cc2b38be925c01d9169158bf5.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1300
- C:\Users\Admin\AppData\Local\translucently\enterogenous.exe
  "C:\Users\Admin\AppData\Local\Temp\e71789b9c70a2b9bbe541baf50d4e222be0d1b1cc2b38be925c01d9169158bf5.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2012
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\e71789b9c70a2b9bbe541baf50d4e222be0d1b1cc2b38be925c01d9169158bf5.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:1356

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\eupolyzoan

Filesize
271KB

MD5
17465d740d45d87ab68ea46c2608616d

SHA1
fb8a1a604bc45167f301092f9d47ce614b713e5f

SHA256
14e9e8d56d8ef9b6944eb18f0c7fd8679743e0868f532104e08cb4e920a4dd5a

SHA512
5a8d719d61ff4dd777c0c770ac51ad43cf9d25b01a71d0b4e237333333bd99fe84d0d8fb6417c078afa1a3dac4afdbce9b0ed46da5f12c1205bcfc0a0fba494d

Download Submit
C:\Users\Admin\AppData\Local\translucently\enterogenous.exe

Filesize
1.0MB

MD5
a3d99bcf752d0b63fa8d5515a4765777

SHA1
cea1bb29d2d34f8c46fa6c9c645cc9753d5a918e

SHA256
e71789b9c70a2b9bbe541baf50d4e222be0d1b1cc2b38be925c01d9169158bf5

SHA512
f7e00d50005777373d65b9065bab7cd43ae3160554165e71c2db7bf901c34eb0608cd854e35e3159d48f698470db9a58e828aa6b4c2fa79c41149fc8030cdfe9

Download Submit
memory/1300-6-0x0000000001610000-0x0000000001A10000-memory.dmp

Filesize
4.0MB

Download
memory/1356-24-0x0000000073C50000-0x0000000074400000-memory.dmp

Filesize
7.7MB

Download
memory/1356-20-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1356-21-0x0000000073C5E000-0x0000000073C5F000-memory.dmp

Filesize
4KB

Download
memory/1356-22-0x0000000005560000-0x0000000005B04000-memory.dmp

Filesize
5.6MB

Download
memory/1356-23-0x0000000004FB0000-0x000000000504C000-memory.dmp

Filesize
624KB

Download
memory/1356-25-0x0000000006420000-0x00000000065E2000-memory.dmp

Filesize
1.8MB

Download
memory/1356-26-0x00000000062C0000-0x0000000006310000-memory.dmp

Filesize
320KB

Download
memory/1356-27-0x0000000006B20000-0x000000000704C000-memory.dmp

Filesize
5.2MB

Download
memory/1356-28-0x0000000073C5E000-0x0000000073C5F000-memory.dmp

Filesize
4KB

Download
memory/1356-29-0x0000000073C50000-0x0000000074400000-memory.dmp

Filesize
7.7MB

Download
memory/1356-30-0x0000000006690000-0x0000000006722000-memory.dmp

Filesize
584KB

Download
memory/1356-31-0x0000000006600000-0x000000000660A000-memory.dmp

Filesize
40KB

Download
memory/2012-18-0x0000000000CB0000-0x00000000010B0000-memory.dmp

Filesize
4.0MB

Download

Analysis

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