vipkeylogger | c7f278d5004198161c0294413f000f5b938a7f969e7952aae8e48ef721e07a5f

General

Target

Inquiry- HQ242654.exe
Size

879KB
MD5

21f2a8fcfb4784741a505b3a71a3cb4a
SHA1

5d82ba99ccb989c76675b586bc5629ff8b2bc138
SHA256

ab158b7e9b371e301d2554b7eb3f6363cdc88efc65397343d3ef179db7e0d68a
SHA512

7fd89af9b3f20a1982a60dbd74e484b404cc5003fdc351951320f47443b168e671d73699243a060917c0fca811b61a05e88cb92367883523ac1440103dd7f244
SSDEEP

24576:tthEVaPqLWxWdbFLK6hH3gbqW2NBefa4Ts:VEVUcuTIguWut/

Score

10^/10

vipkeylogger collection discovery keylogger stealer upx

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.vvtrade.vn
Port:
587
Username:
[email protected]
Password:
qVyP6qyv6MQCmZJBRs4t
Email To:
[email protected]

C2

https://api.telegram.org/bot7323823089:AAFBRsTW94zIpSoDS8yfGsotlQLqF2I6TU0/sendMessage?chat_id=5013849544

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\interseminating.vbs	interseminating.exe

Executes dropped EXE 1 IoCs

pid	Process
2152	interseminating.exe

Loads dropped DLL 1 IoCs

pid	Process
2540	Inquiry- HQ242654.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\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
8	reallyfreegeoip.org
9	reallyfreegeoip.org
4	checkip.dyndns.org

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2540-9-0x0000000000400000-0x00000000004C2000-memory.dmp	autoit_exe
behavioral1/memory/2152-29-0x0000000000400000-0x00000000004C2000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2152 set thread context of 3044	2152	interseminating.exe	31

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2540-0-0x0000000000400000-0x00000000004C2000-memory.dmp	upx
behavioral1/files/0x0006000000018710-5.dat	upx
behavioral1/memory/2152-11-0x0000000000400000-0x00000000004C2000-memory.dmp	upx
behavioral1/memory/2540-9-0x0000000000400000-0x00000000004C2000-memory.dmp	upx
behavioral1/memory/2152-29-0x0000000000400000-0x00000000004C2000-memory.dmp	upx

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 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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Inquiry- HQ242654.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	interseminating.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3044	RegSvcs.exe
3044	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2152	interseminating.exe
2152	interseminating.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3044	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2540	Inquiry- HQ242654.exe
2540	Inquiry- HQ242654.exe
2152	interseminating.exe
2152	interseminating.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2540	Inquiry- HQ242654.exe
2540	Inquiry- HQ242654.exe
2152	interseminating.exe
2152	interseminating.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 2152	2540	Inquiry- HQ242654.exe	30
PID 2540 wrote to memory of 2152	2540	Inquiry- HQ242654.exe	30
PID 2540 wrote to memory of 2152	2540	Inquiry- HQ242654.exe	30
PID 2540 wrote to memory of 2152	2540	Inquiry- HQ242654.exe	30
PID 2152 wrote to memory of 3044	2152	interseminating.exe	31
PID 2152 wrote to memory of 3044	2152	interseminating.exe	31
PID 2152 wrote to memory of 3044	2152	interseminating.exe	31
PID 2152 wrote to memory of 3044	2152	interseminating.exe	31
PID 2152 wrote to memory of 3044	2152	interseminating.exe	31
PID 2152 wrote to memory of 3044	2152	interseminating.exe	31
PID 2152 wrote to memory of 3044	2152	interseminating.exe	31
PID 2152 wrote to memory of 3044	2152	interseminating.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Inquiry- HQ242654.exe
"C:\Users\Admin\AppData\Local\Temp\Inquiry- HQ242654.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Users\Admin\AppData\Local\furcating\interseminating.exe
  "C:\Users\Admin\AppData\Local\Temp\Inquiry- HQ242654.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:2152
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\Inquiry- HQ242654.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:3044

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 Information Discovery

1

T1082

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

\Users\Admin\AppData\Local\furcating\interseminating.exe

Filesize
879KB

MD5
21f2a8fcfb4784741a505b3a71a3cb4a

SHA1
5d82ba99ccb989c76675b586bc5629ff8b2bc138

SHA256
ab158b7e9b371e301d2554b7eb3f6363cdc88efc65397343d3ef179db7e0d68a

SHA512
7fd89af9b3f20a1982a60dbd74e484b404cc5003fdc351951320f47443b168e671d73699243a060917c0fca811b61a05e88cb92367883523ac1440103dd7f244

Download Submit
memory/2152-29-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2152-11-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2152-16-0x0000000003C10000-0x0000000003E10000-memory.dmp

Filesize
2.0MB

Download
memory/2540-3-0x0000000002FD0000-0x00000000031D0000-memory.dmp

Filesize
2.0MB

Download
memory/2540-9-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2540-32-0x0000000002FD0000-0x00000000031D0000-memory.dmp

Filesize
2.0MB

Download
memory/2540-0-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/3044-27-0x0000000000090000-0x00000000000D8000-memory.dmp

Filesize
288KB

Download
memory/3044-20-0x0000000000090000-0x00000000000D8000-memory.dmp

Filesize
288KB

Download
memory/3044-24-0x0000000000090000-0x00000000000D8000-memory.dmp

Filesize
288KB

Download
memory/3044-30-0x00000000740FE000-0x00000000740FF000-memory.dmp

Filesize
4KB

Download
memory/3044-31-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download
memory/3044-18-0x0000000000090000-0x00000000000D8000-memory.dmp

Filesize
288KB

Download
memory/3044-33-0x00000000740FE000-0x00000000740FF000-memory.dmp

Filesize
4KB

Download
memory/3044-34-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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