vipkeylogger | 98a2464ec799d2bbd169e8d65e5cc5fcdee0905685daa4e17d975927dbc86598

General

Target

98a2464ec799d2bbd169e8d65e5cc5fcdee0905685daa4e17d975927dbc86598.rtf
Size

656KB
MD5

f619515f3a26a0e52bd4a7b9a9696419
SHA1

a364f04cc0412be29a6f4ad105b83fa3568fa1a2
SHA256

98a2464ec799d2bbd169e8d65e5cc5fcdee0905685daa4e17d975927dbc86598
SHA512

89dd15d0cf1eee34dacc82ef990138bd397e0e2ad70ae846d66203781a618abfa5b8b2916b660aab48452b59df0ebc301e9d72277c21be27d4908ad3022cbf28
SSDEEP

6144:5wAYwAYwAYwAYwAYwAYwAYwAC+tfY0m3xw+gQ9lefSS4pAKLXnX2TahBMa:Coh

Score

10^/10

vipkeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
185.198.59.26
Port:
587
Username:
[email protected]
Password:
7213575aceACE@@
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

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	2340	EQNEDT32.EXE

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2104	powershell.exe

Downloads MZ/PE file

Executes dropped EXE 2 IoCs

pid	Process
2848	jduerlkcpmpom23021.exe
1624	jduerlkcpmpom23021.exe

Loads dropped DLL 2 IoCs

pid	Process
2340	EQNEDT32.EXE
2340	EQNEDT32.EXE

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jduerlkcpmpom23021.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jduerlkcpmpom23021.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jduerlkcpmpom23021.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
5	checkip.dyndns.org

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2848 set thread context of 1624	2848	jduerlkcpmpom23021.exe	38

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

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 5 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	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EQNEDT32.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jduerlkcpmpom23021.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jduerlkcpmpom23021.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Office loads VBA resources, possible macro or embedded object present

Launches Equation Editor 1 TTPs 1 IoCs

Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.

exploit

Exploitation for Client Execution

T1203

pid	Process
2340	EQNEDT32.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2120	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2848	jduerlkcpmpom23021.exe
2848	jduerlkcpmpom23021.exe
1624	jduerlkcpmpom23021.exe
2104	powershell.exe
1624	jduerlkcpmpom23021.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2848	jduerlkcpmpom23021.exe
Token: SeDebugPrivilege	1624	jduerlkcpmpom23021.exe
Token: SeDebugPrivilege	2104	powershell.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2120	WINWORD.EXE
2120	WINWORD.EXE

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2848	2340	EQNEDT32.EXE	33
PID 2340 wrote to memory of 2848	2340	EQNEDT32.EXE	33
PID 2340 wrote to memory of 2848	2340	EQNEDT32.EXE	33
PID 2340 wrote to memory of 2848	2340	EQNEDT32.EXE	33
PID 2120 wrote to memory of 2652	2120	WINWORD.EXE	35
PID 2120 wrote to memory of 2652	2120	WINWORD.EXE	35
PID 2120 wrote to memory of 2652	2120	WINWORD.EXE	35
PID 2120 wrote to memory of 2652	2120	WINWORD.EXE	35
PID 2848 wrote to memory of 2104	2848	jduerlkcpmpom23021.exe	36
PID 2848 wrote to memory of 2104	2848	jduerlkcpmpom23021.exe	36
PID 2848 wrote to memory of 2104	2848	jduerlkcpmpom23021.exe	36
PID 2848 wrote to memory of 2104	2848	jduerlkcpmpom23021.exe	36
PID 2848 wrote to memory of 1624	2848	jduerlkcpmpom23021.exe	38
PID 2848 wrote to memory of 1624	2848	jduerlkcpmpom23021.exe	38
PID 2848 wrote to memory of 1624	2848	jduerlkcpmpom23021.exe	38
PID 2848 wrote to memory of 1624	2848	jduerlkcpmpom23021.exe	38
PID 2848 wrote to memory of 1624	2848	jduerlkcpmpom23021.exe	38
PID 2848 wrote to memory of 1624	2848	jduerlkcpmpom23021.exe	38
PID 2848 wrote to memory of 1624	2848	jduerlkcpmpom23021.exe	38
PID 2848 wrote to memory of 1624	2848	jduerlkcpmpom23021.exe	38
PID 2848 wrote to memory of 1624	2848	jduerlkcpmpom23021.exe	38

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jduerlkcpmpom23021.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jduerlkcpmpom23021.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\98a2464ec799d2bbd169e8d65e5cc5fcdee0905685daa4e17d975927dbc86598.rtf"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2652

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Users\Admin\AppData\Roaming\jduerlkcpmpom23021.exe
  "C:\Users\Admin\AppData\Roaming\jduerlkcpmpom23021.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2848
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jduerlkcpmpom23021.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2104
- - C:\Users\Admin\AppData\Roaming\jduerlkcpmpom23021.exe
    "C:\Users\Admin\AppData\Roaming\jduerlkcpmpom23021.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:1624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Exploitation for Client Execution

1

T1203

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

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

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\jduerlkcpmpom23021.exe

Filesize
960KB

MD5
cd437678986f11ba11e754bb1153f9a0

SHA1
24fe760f960ce0653d014fa5348decfae1918f13

SHA256
548c158482e4cc2f2b6c931c92f66dc70a0e35c8a8031709249f8634e10e0108

SHA512
78eb44e2c9b64ecaf87875ce4aff4dc97bc84e4706f56ff263066e138fbaf5cd0cbf4b4eb63deb82413d20bd9eb2b6b3f468d4e7ba127ba640ff5163ba615a1c

Download Submit
memory/1624-36-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1624-29-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1624-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1624-32-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1624-34-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1624-23-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1624-25-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1624-27-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2120-2-0x00000000715CD000-0x00000000715D8000-memory.dmp

Filesize
44KB

Download
memory/2120-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2120-0-0x000000002FEF1000-0x000000002FEF2000-memory.dmp

Filesize
4KB

Download
memory/2120-19-0x00000000715CD000-0x00000000715D8000-memory.dmp

Filesize
44KB

Download
memory/2848-16-0x000000006B6DE000-0x000000006B6DF000-memory.dmp

Filesize
4KB

Download
memory/2848-22-0x0000000000630000-0x00000000006BA000-memory.dmp

Filesize
552KB

Download
memory/2848-21-0x000000006B6DE000-0x000000006B6DF000-memory.dmp

Filesize
4KB

Download
memory/2848-20-0x00000000005E0000-0x00000000005FE000-memory.dmp

Filesize
120KB

Download
memory/2848-18-0x0000000000C20000-0x0000000000D16000-memory.dmp

Filesize
984KB

Download

Analysis

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