snakekeylogger | d9087d6898aa511332629d568c7b3f7a66d67e2afada2fce5c91671d2e178f00

General

Target

PO0909898899.exe
Size

778KB
MD5

8b3f52c50a2a676c6c8767914eb7e5bc
SHA1

2936603dba4c28a2b1999d6a72f1443d502ce486
SHA256

6d3ffb896e637867433266d733f0a343f51e2bf02c0ee58cfc45967e650966ac
SHA512

7c4fd27e0d7ecec3ef8f84b79f2f989783c3865d1b61717d8c58af23d1dd3a085cd6b627c0c1ea120803875443a7c9a915c02d5b0800acbf23b914fd7959204c
SSDEEP

6144:NSDMpra6XVknq4yNLwNBXUtTpN7m7Vbvrvo:hp1FkL2c2pWx

Score

10^/10

snakekeylogger collection credential_access discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.potagrup.com
Port:
587
Username:
[email protected]
Password:
Pgrup@2021

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger
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

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\I$s#$lT3ssl.exe	Powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\I$s#$lT3ssl.exe	Powershell.exe

Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.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
13	checkip.dyndns.org
17	freegeoip.app
18	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4332 set thread context of 3148	4332	PO0909898899.exe	85

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
5072	Powershell.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2276	3148	WerFault.exe	85

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	PO0909898899.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
5072	Powershell.exe
5072	Powershell.exe
3148	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5072	Powershell.exe
Token: SeDebugPrivilege	3148	InstallUtil.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4332 wrote to memory of 5072	4332	PO0909898899.exe	83
PID 4332 wrote to memory of 5072	4332	PO0909898899.exe	83
PID 4332 wrote to memory of 5072	4332	PO0909898899.exe	83
PID 4332 wrote to memory of 3148	4332	PO0909898899.exe	85
PID 4332 wrote to memory of 3148	4332	PO0909898899.exe	85
PID 4332 wrote to memory of 3148	4332	PO0909898899.exe	85
PID 4332 wrote to memory of 3148	4332	PO0909898899.exe	85
PID 4332 wrote to memory of 3148	4332	PO0909898899.exe	85
PID 4332 wrote to memory of 3148	4332	PO0909898899.exe	85
PID 4332 wrote to memory of 3148	4332	PO0909898899.exe	85
PID 4332 wrote to memory of 3148	4332	PO0909898899.exe	85

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	InstallUtil.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	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\PO0909898899.exe
"C:\Users\Admin\AppData\Local\Temp\PO0909898899.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4332
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
  "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\PO0909898899.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\I$s#$lT3ssl.exe'
  2⤵
  - Drops startup file
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5072
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.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:3148
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3148 -s 1444
    3⤵
    - Program crash
    PID:2276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 3148 -ip 3148
1⤵
PID:3244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_p2u0dc5d.gdb.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3148-40-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/3148-39-0x0000000006610000-0x00000000067D2000-memory.dmp

Filesize
1.8MB

Download
memory/3148-31-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/3148-30-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/3148-29-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/4332-8-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/4332-27-0x0000000008430000-0x0000000008446000-memory.dmp

Filesize
88KB

Download
memory/4332-0-0x0000000074EDE000-0x0000000074EDF000-memory.dmp

Filesize
4KB

Download
memory/4332-44-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/4332-42-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/4332-41-0x0000000074EDE000-0x0000000074EDF000-memory.dmp

Filesize
4KB

Download
memory/4332-1-0x0000000000E40000-0x0000000000F08000-memory.dmp

Filesize
800KB

Download
memory/4332-7-0x00000000084D0000-0x000000000856C000-memory.dmp

Filesize
624KB

Download
memory/4332-2-0x0000000005ED0000-0x0000000006474000-memory.dmp

Filesize
5.6MB

Download
memory/4332-3-0x0000000005920000-0x00000000059B2000-memory.dmp

Filesize
584KB

Download
memory/4332-6-0x0000000005AA0000-0x0000000005AAA000-memory.dmp

Filesize
40KB

Download
memory/4332-4-0x00000000059C0000-0x0000000005A3E000-memory.dmp

Filesize
504KB

Download
memory/4332-5-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/5072-14-0x0000000006110000-0x0000000006176000-memory.dmp

Filesize
408KB

Download
memory/5072-33-0x0000000006E20000-0x0000000006E3A000-memory.dmp

Filesize
104KB

Download
memory/5072-28-0x00000000069D0000-0x0000000006A1C000-memory.dmp

Filesize
304KB

Download
memory/5072-22-0x00000000062E0000-0x0000000006634000-memory.dmp

Filesize
3.3MB

Download
memory/5072-15-0x0000000006270000-0x00000000062D6000-memory.dmp

Filesize
408KB

Download
memory/5072-32-0x0000000006FA0000-0x0000000007036000-memory.dmp

Filesize
600KB

Download
memory/5072-34-0x0000000006EA0000-0x0000000006EC2000-memory.dmp

Filesize
136KB

Download
memory/5072-26-0x0000000006940000-0x000000000695E000-memory.dmp

Filesize
120KB

Download
memory/5072-38-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/5072-13-0x00000000058F0000-0x0000000005912000-memory.dmp

Filesize
136KB

Download
memory/5072-12-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/5072-11-0x0000000005A70000-0x0000000006098000-memory.dmp

Filesize
6.2MB

Download
memory/5072-10-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/5072-9-0x0000000002FB0000-0x0000000002FE6000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing