vipkeylogger | c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154

General

Target

c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154.exe
Size

1.2MB
MD5

c70b9019ad3bef9b820d658aa8cde813
SHA1

3863990d0e827fa3487ae4a5aab5c7162b7565f3
SHA256

c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154
SHA512

1e3d180d7ba5a8f9e0a47b2d3ed81d28b9d773120171ee0b22d49b055c2307dddf279080f474a28ffd889084afc7270be873d1f52c235068f0253f1a0330d62e
SSDEEP

24576:GAHnh+eWsN3skA4RV1Hom2KXMmHav571Umq1sNso5:hh+ZkldoPK8YahhZq29

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7453999531:AAHcCXOdvbDJaILEpGPNgNPm4mcYsRwgAYI/sendMessage?chat_id=6200738063

Signatures

VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
stealer keylogger vipkeylogger

Drops startup file 1 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
4616	name.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\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
16	checkip.dyndns.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x000e000000023b74-8.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4616 set thread context of 1636	4616	name.exe	87

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	c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	name.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1636	RegSvcs.exe
1636	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4616	name.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1636	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2032	c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154.exe
2032	c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154.exe
4616	name.exe
4616	name.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2032	c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154.exe
2032	c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154.exe
4616	name.exe
4616	name.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 4616	2032	c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154.exe	86
PID 2032 wrote to memory of 4616	2032	c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154.exe	86
PID 2032 wrote to memory of 4616	2032	c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154.exe	86
PID 4616 wrote to memory of 1636	4616	name.exe	87
PID 4616 wrote to memory of 1636	4616	name.exe	87
PID 4616 wrote to memory of 1636	4616	name.exe	87
PID 4616 wrote to memory of 1636	4616	name.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154.exe
"C:\Users\Admin\AppData\Local\Temp\c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Users\Admin\AppData\Local\directory\name.exe
  "C:\Users\Admin\AppData\Local\Temp\c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154.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:4616
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154.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:1636

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

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

Filesize
270KB

MD5
ea843488ca14c5edcdcfb5110f163795

SHA1
d047ec7badd1087c00dbe3786cc07ff8fc488e99

SHA256
8d2198beec114f226b4a092894ee1d97569694db901ebb8020a32dff44d4c641

SHA512
70b44d3f2d03592a7bb3c7f8821d58347274062c3efa9e4612db2ffec4746f2720e045f015637b9fc5ecf5fc9c0f783bd4867d8988a8bd826ea0c52f334d6910

Download Submit
C:\Users\Admin\AppData\Local\directory\name.exe

Filesize
1.2MB

MD5
c70b9019ad3bef9b820d658aa8cde813

SHA1
3863990d0e827fa3487ae4a5aab5c7162b7565f3

SHA256
c2785c5668377424e7d8382d5f16de0d07eda9c394f23bf6c698b4627925c154

SHA512
1e3d180d7ba5a8f9e0a47b2d3ed81d28b9d773120171ee0b22d49b055c2307dddf279080f474a28ffd889084afc7270be873d1f52c235068f0253f1a0330d62e

Download Submit
memory/1636-20-0x0000000005740000-0x00000000057DC000-memory.dmp

Filesize
624KB

Download
memory/1636-17-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1636-18-0x00000000745CE000-0x00000000745CF000-memory.dmp

Filesize
4KB

Download
memory/1636-19-0x0000000005CF0000-0x0000000006294000-memory.dmp

Filesize
5.6MB

Download
memory/1636-21-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/1636-22-0x00000000745CE000-0x00000000745CF000-memory.dmp

Filesize
4KB

Download
memory/1636-23-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/1636-24-0x0000000006BB0000-0x0000000006D72000-memory.dmp

Filesize
1.8MB

Download
memory/1636-25-0x0000000006A30000-0x0000000006A80000-memory.dmp

Filesize
320KB

Download
memory/1636-26-0x00000000072B0000-0x00000000077DC000-memory.dmp

Filesize
5.2MB

Download
memory/1636-27-0x0000000006D80000-0x0000000006E12000-memory.dmp

Filesize
584KB

Download
memory/1636-28-0x0000000006F10000-0x0000000006F1A000-memory.dmp

Filesize
40KB

Download
memory/2032-5-0x0000000001330000-0x0000000001334000-memory.dmp

Filesize
16KB

Download

Analysis

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