vipkeylogger | 35c70fc477e1863a8fd12c8b2f4a646cb85742258bf3dd3667be938a9e22a626

General

Target

询价 (PO 345378).exe
Size

978KB
MD5

d644d6826806f4576e3e4b81e0564a20
SHA1

d51f44bb9644ca2c0bedc2ab78796131b6969a80
SHA256

bc2bb9a71331933d49cdf01b99bdca9e5aabfa26e883db0d09bc23c5c58983ad
SHA512

a10977190477cb38f61e1921c1c988c39d62860d24f194a96d5ec3b7b4dac21d80b989edf9cc0aa389be6d2ae78b37016785572cddca0ae013a9440c8dcddf4d
SSDEEP

24576:7u6J33O0c+JY5UZ+XC0kGso6Fa+FyNIeAKipWY:1u0c++OCvkGs9Fa+FyKwLY

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
ifSg^KL6
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\slashing.vbs	slashing.exe

Executes dropped EXE 1 IoCs

pid	Process
3060	slashing.exe

Loads dropped DLL 1 IoCs

pid	Process
2128	询价 (PO 345378).exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\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
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x000700000001659b-12.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3060 set thread context of 2988	3060	slashing.exe	31

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	询价 (PO 345378).exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	slashing.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2988	RegSvcs.exe
2988	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3060	slashing.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2988	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2128	询价 (PO 345378).exe
2128	询价 (PO 345378).exe
3060	slashing.exe
3060	slashing.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2128	询价 (PO 345378).exe
2128	询价 (PO 345378).exe
3060	slashing.exe
3060	slashing.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 3060	2128	询价 (PO 345378).exe	30
PID 2128 wrote to memory of 3060	2128	询价 (PO 345378).exe	30
PID 2128 wrote to memory of 3060	2128	询价 (PO 345378).exe	30
PID 2128 wrote to memory of 3060	2128	询价 (PO 345378).exe	30
PID 3060 wrote to memory of 2988	3060	slashing.exe	31
PID 3060 wrote to memory of 2988	3060	slashing.exe	31
PID 3060 wrote to memory of 2988	3060	slashing.exe	31
PID 3060 wrote to memory of 2988	3060	slashing.exe	31
PID 3060 wrote to memory of 2988	3060	slashing.exe	31
PID 3060 wrote to memory of 2988	3060	slashing.exe	31
PID 3060 wrote to memory of 2988	3060	slashing.exe	31
PID 3060 wrote to memory of 2988	3060	slashing.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\询价 (PO 345378).exe
"C:\Users\Admin\AppData\Local\Temp\询价 (PO 345378).exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Users\Admin\AppData\Local\ferrites\slashing.exe
  "C:\Users\Admin\AppData\Local\Temp\询价 (PO 345378).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:3060
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\询价 (PO 345378).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:2988

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\oxmanship

Filesize
28KB

MD5
8198215ba5ba33d46e86f509e39b939a

SHA1
de2b9ebd4ac99056fbb6280c5d7e008a8f30ae66

SHA256
3990acd10d0df1fe854a91676540aee4d175490433be504822064bfb8a34dd87

SHA512
d41ba467b4e299bc020ddda5a89a39431c9f8e0dd56b9dab51508cec9277d56dd368b33e031097eb6fa184fc451c455b9b29220f49db00f705788fb67feb0a49

Download Submit
\Users\Admin\AppData\Local\ferrites\slashing.exe

Filesize
978KB

MD5
d644d6826806f4576e3e4b81e0564a20

SHA1
d51f44bb9644ca2c0bedc2ab78796131b6969a80

SHA256
bc2bb9a71331933d49cdf01b99bdca9e5aabfa26e883db0d09bc23c5c58983ad

SHA512
a10977190477cb38f61e1921c1c988c39d62860d24f194a96d5ec3b7b4dac21d80b989edf9cc0aa389be6d2ae78b37016785572cddca0ae013a9440c8dcddf4d

Download Submit
memory/2128-10-0x00000000001B0000-0x00000000001B4000-memory.dmp

Filesize
16KB

Download
memory/2988-32-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2988-34-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2988-30-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2988-35-0x000000007397E000-0x000000007397F000-memory.dmp

Filesize
4KB

Download
memory/2988-36-0x0000000073970000-0x000000007405E000-memory.dmp

Filesize
6.9MB

Download
memory/2988-37-0x000000007397E000-0x000000007397F000-memory.dmp

Filesize
4KB

Download
memory/2988-38-0x0000000073970000-0x000000007405E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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