snakekeylogger | d9087d6898aa511332629d568c7b3f7a66d67e2afada2fce5c91671d2e178f00

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-09-2024 08:24

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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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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
2	checkip.dyndns.org
4	freegeoip.app
5	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1388 set thread context of 2688	1388	PO0909898899.exe	35

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2764	Powershell.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2628	2688	WerFault.exe	35

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 6 IoCs

pid	Process
2764	Powershell.exe
1388	PO0909898899.exe
1388	PO0909898899.exe
1388	PO0909898899.exe
1388	PO0909898899.exe
2688	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2764	Powershell.exe
Token: SeDebugPrivilege	1388	PO0909898899.exe
Token: SeDebugPrivilege	2688	InstallUtil.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 1388 wrote to memory of 2764	1388	PO0909898899.exe	31
PID 1388 wrote to memory of 2764	1388	PO0909898899.exe	31
PID 1388 wrote to memory of 2764	1388	PO0909898899.exe	31
PID 1388 wrote to memory of 2764	1388	PO0909898899.exe	31
PID 1388 wrote to memory of 2840	1388	PO0909898899.exe	33
PID 1388 wrote to memory of 2840	1388	PO0909898899.exe	33
PID 1388 wrote to memory of 2840	1388	PO0909898899.exe	33
PID 1388 wrote to memory of 2840	1388	PO0909898899.exe	33
PID 1388 wrote to memory of 2840	1388	PO0909898899.exe	33
PID 1388 wrote to memory of 2840	1388	PO0909898899.exe	33
PID 1388 wrote to memory of 2840	1388	PO0909898899.exe	33
PID 1388 wrote to memory of 2576	1388	PO0909898899.exe	34
PID 1388 wrote to memory of 2576	1388	PO0909898899.exe	34
PID 1388 wrote to memory of 2576	1388	PO0909898899.exe	34
PID 1388 wrote to memory of 2576	1388	PO0909898899.exe	34
PID 1388 wrote to memory of 2576	1388	PO0909898899.exe	34
PID 1388 wrote to memory of 2576	1388	PO0909898899.exe	34
PID 1388 wrote to memory of 2576	1388	PO0909898899.exe	34
PID 1388 wrote to memory of 2688	1388	PO0909898899.exe	35
PID 1388 wrote to memory of 2688	1388	PO0909898899.exe	35
PID 1388 wrote to memory of 2688	1388	PO0909898899.exe	35
PID 1388 wrote to memory of 2688	1388	PO0909898899.exe	35
PID 1388 wrote to memory of 2688	1388	PO0909898899.exe	35
PID 1388 wrote to memory of 2688	1388	PO0909898899.exe	35
PID 1388 wrote to memory of 2688	1388	PO0909898899.exe	35
PID 1388 wrote to memory of 2688	1388	PO0909898899.exe	35
PID 1388 wrote to memory of 2688	1388	PO0909898899.exe	35
PID 1388 wrote to memory of 2688	1388	PO0909898899.exe	35
PID 1388 wrote to memory of 2688	1388	PO0909898899.exe	35
PID 1388 wrote to memory of 2688	1388	PO0909898899.exe	35
PID 2688 wrote to memory of 2628	2688	InstallUtil.exe	36
PID 2688 wrote to memory of 2628	2688	InstallUtil.exe	36
PID 2688 wrote to memory of 2628	2688	InstallUtil.exe	36
PID 2688 wrote to memory of 2628	2688	InstallUtil.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1388
- 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:2764
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  PID:2840
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  PID:2576
- 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
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:2688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2688 -s 1484
    3⤵
    - Program crash
    PID:2628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1388-26-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download
memory/1388-4-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/1388-14-0x0000000000730000-0x0000000000746000-memory.dmp

Filesize
88KB

Download
memory/1388-3-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/1388-27-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/1388-0-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download
memory/1388-28-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/1388-1-0x0000000001180000-0x0000000001248000-memory.dmp

Filesize
800KB

Download
memory/1388-2-0x0000000000A80000-0x0000000000AFE000-memory.dmp

Filesize
504KB

Download
memory/2688-25-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2688-23-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2688-15-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2688-21-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2688-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2688-18-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2688-17-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2688-16-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2764-7-0x000000006F801000-0x000000006F802000-memory.dmp

Filesize
4KB

Download
memory/2764-13-0x000000006F800000-0x000000006FDAB000-memory.dmp

Filesize
5.7MB

Download
memory/2764-11-0x000000006F800000-0x000000006FDAB000-memory.dmp

Filesize
5.7MB

Download
memory/2764-10-0x000000006F800000-0x000000006FDAB000-memory.dmp

Filesize
5.7MB

Download
memory/2764-9-0x000000006F800000-0x000000006FDAB000-memory.dmp

Filesize
5.7MB

Download
memory/2764-8-0x000000006F800000-0x000000006FDAB000-memory.dmp

Filesize
5.7MB

Download