vipkeylogger | 1de5f71b2ccfeba54c7e96e768b316d8ad2893f83fab070c504b33c3fb0e8de0

Analysis

max time kernel
134s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/08/2024, 05:17

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General

Target

SMT-SMTLEE.exe
Size

695KB
MD5

d86d32a91cd4fbf6b7ef7ee1593333d5
SHA1

de006ba907db6b0cdc0b1ffd5ce0dc34575da3f5
SHA256

04b2fa83d9f55ff2b689a6f8541cd7529c7c1166bda9be8cc46d5014f41fa1e1
SHA512

70d0e8dcebbf6e77280c7b1ccd060386f0e25ec6da58044c32c0d5e9d8ce741bcf7a5bf64cd6af4da2a4498c7a5b88f515f0e90551276eedccb206be76481ded
SSDEEP

12288:iVVGEHMe5DzoyMhBf8O/rDtTvLrBVJLvFs0YVQQyoGeKc5g/:0GLe5D6PVdBxsRxyorKcq

Score

10^/10

vipkeylogger collection credential_access discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
mail.laime.it
Port:
587
Username:
[email protected]
Password:
Oqc9k0@9
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
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
3620	powershell.exe
1344	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	SMT-SMTLEE.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 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SMT-SMTLEE.exe
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SMT-SMTLEE.exe
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SMT-SMTLEE.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
26	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5076 set thread context of 3448	5076	SMT-SMTLEE.exe	100

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	SMT-SMTLEE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SMT-SMTLEE.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2920	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3620	powershell.exe
1344	powershell.exe
3620	powershell.exe
1344	powershell.exe
3448	SMT-SMTLEE.exe
3448	SMT-SMTLEE.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1344	powershell.exe
Token: SeDebugPrivilege	3620	powershell.exe
Token: SeDebugPrivilege	3448	SMT-SMTLEE.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 5076 wrote to memory of 1344	5076	SMT-SMTLEE.exe	94
PID 5076 wrote to memory of 1344	5076	SMT-SMTLEE.exe	94
PID 5076 wrote to memory of 1344	5076	SMT-SMTLEE.exe	94
PID 5076 wrote to memory of 3620	5076	SMT-SMTLEE.exe	96
PID 5076 wrote to memory of 3620	5076	SMT-SMTLEE.exe	96
PID 5076 wrote to memory of 3620	5076	SMT-SMTLEE.exe	96
PID 5076 wrote to memory of 2920	5076	SMT-SMTLEE.exe	98
PID 5076 wrote to memory of 2920	5076	SMT-SMTLEE.exe	98
PID 5076 wrote to memory of 2920	5076	SMT-SMTLEE.exe	98
PID 5076 wrote to memory of 3448	5076	SMT-SMTLEE.exe	100
PID 5076 wrote to memory of 3448	5076	SMT-SMTLEE.exe	100
PID 5076 wrote to memory of 3448	5076	SMT-SMTLEE.exe	100
PID 5076 wrote to memory of 3448	5076	SMT-SMTLEE.exe	100
PID 5076 wrote to memory of 3448	5076	SMT-SMTLEE.exe	100
PID 5076 wrote to memory of 3448	5076	SMT-SMTLEE.exe	100
PID 5076 wrote to memory of 3448	5076	SMT-SMTLEE.exe	100
PID 5076 wrote to memory of 3448	5076	SMT-SMTLEE.exe	100

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SMT-SMTLEE.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SMT-SMTLEE.exe

C:\Users\Admin\AppData\Local\Temp\SMT-SMTLEE.exe
"C:\Users\Admin\AppData\Local\Temp\SMT-SMTLEE.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5076
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SMT-SMTLEE.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1344
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vXJvDpCf.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3620
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vXJvDpCf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA4BC.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2920
- C:\Users\Admin\AppData\Local\Temp\SMT-SMTLEE.exe
  "C:\Users\Admin\AppData\Local\Temp\SMT-SMTLEE.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
a3059f545e84f63ace5ba64098e09dae

SHA1
699210728b1d46dd1dc62acbe0e5c92733e0cbb9

SHA256
a6f519875211444356df4fa6caa386dcab6e5f253c8267843a5679e87ccaf4c1

SHA512
7bd788bd99ae458172f1ac542de56ce6989c0ab6a642882a95d3645f81ade45acf96d8b7be5177fce241be1afb95a46be523618a70af6b169bb2b0b8d594482e

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pgs1zfsu.yzg.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA4BC.tmp

Filesize
1KB

MD5
9024ab6c96f496e265da0aa85a8b80d1

SHA1
bb4c33981ae0584131ce3052af746d637d5242b7

SHA256
f6c07f94f0e6ee8254e400f1e2f05d558ee444a3bcbf229d971bee04d846f160

SHA512
01f57e3652c183e1a5f85f6f5029870be03451f87b3d1ffd77959723bd2e9c8ae24eeebac1216ec6f29c2ccd10ca0886f1de7c1f8607adcca3721b26f4ce1220

Download Submit
memory/1344-32-0x0000000005B90000-0x0000000005EE4000-memory.dmp

Filesize
3.3MB

Download
memory/1344-18-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/1344-24-0x0000000005110000-0x0000000005132000-memory.dmp

Filesize
136KB

Download
memory/1344-58-0x000000006F900000-0x000000006F94C000-memory.dmp

Filesize
304KB

Download
memory/1344-89-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/1344-81-0x0000000007850000-0x000000000786A000-memory.dmp

Filesize
104KB

Download
memory/1344-80-0x0000000007750000-0x0000000007764000-memory.dmp

Filesize
80KB

Download
memory/1344-16-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/1344-15-0x0000000004C30000-0x0000000004C66000-memory.dmp

Filesize
216KB

Download
memory/1344-25-0x00000000051B0000-0x0000000005216000-memory.dmp

Filesize
408KB

Download
memory/1344-17-0x00000000052E0000-0x0000000005908000-memory.dmp

Filesize
6.2MB

Download
memory/1344-19-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/1344-78-0x0000000007710000-0x0000000007721000-memory.dmp

Filesize
68KB

Download
memory/1344-77-0x0000000007790000-0x0000000007826000-memory.dmp

Filesize
600KB

Download
memory/1344-76-0x0000000007580000-0x000000000758A000-memory.dmp

Filesize
40KB

Download
memory/1344-74-0x0000000007B60000-0x00000000081DA000-memory.dmp

Filesize
6.5MB

Download
memory/1344-26-0x0000000005220000-0x0000000005286000-memory.dmp

Filesize
408KB

Download
memory/3448-46-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3448-90-0x0000000006AF0000-0x0000000006CB2000-memory.dmp

Filesize
1.8MB

Download
memory/3448-91-0x0000000006970000-0x00000000069C0000-memory.dmp

Filesize
320KB

Download
memory/3620-20-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/3620-48-0x0000000006560000-0x000000000657E000-memory.dmp

Filesize
120KB

Download
memory/3620-88-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/3620-82-0x0000000007BE0000-0x0000000007BE8000-memory.dmp

Filesize
32KB

Download
memory/3620-21-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/3620-52-0x000000006F900000-0x000000006F94C000-memory.dmp

Filesize
304KB

Download
memory/3620-79-0x0000000007AF0000-0x0000000007AFE000-memory.dmp

Filesize
56KB

Download
memory/3620-72-0x0000000007760000-0x000000000777E000-memory.dmp

Filesize
120KB

Download
memory/3620-51-0x0000000007520000-0x0000000007552000-memory.dmp

Filesize
200KB

Download
memory/3620-73-0x0000000007780000-0x0000000007823000-memory.dmp

Filesize
652KB

Download
memory/3620-50-0x0000000006B10000-0x0000000006B5C000-memory.dmp

Filesize
304KB

Download
memory/3620-75-0x00000000078C0000-0x00000000078DA000-memory.dmp

Filesize
104KB

Download
memory/3620-22-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/5076-0-0x00000000749BE000-0x00000000749BF000-memory.dmp

Filesize
4KB

Download
memory/5076-49-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/5076-3-0x0000000005640000-0x00000000056D2000-memory.dmp

Filesize
584KB

Download
memory/5076-10-0x000000000A8C0000-0x000000000A95C000-memory.dmp

Filesize
624KB

Download
memory/5076-9-0x0000000006880000-0x000000000690C000-memory.dmp

Filesize
560KB

Download
memory/5076-4-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/5076-2-0x0000000005D40000-0x00000000062E4000-memory.dmp

Filesize
5.6MB

Download
memory/5076-1-0x0000000000B60000-0x0000000000C12000-memory.dmp

Filesize
712KB

Download
memory/5076-8-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/5076-5-0x0000000005710000-0x000000000571A000-memory.dmp

Filesize
40KB

Download
memory/5076-7-0x00000000749BE000-0x00000000749BF000-memory.dmp

Filesize
4KB

Download
memory/5076-6-0x0000000005D20000-0x0000000005D38000-memory.dmp

Filesize
96KB

Download