snakekeylogger | 83bbbf8a6bf9ea4459e8b1be75a8ca18f3aa6878373c1dbf8202be56ba585e6c

Analysis

max time kernel
298s
max time network
277s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
21/04/2026, 15:12

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General

Target
BANK_PAYMENT_ADVICE00978.js
Size 808KB
Sample260421-sljbfagy2k
SHA256 83bbbf8a6bf9ea4459e8b1be75a8ca18f3aa6878373c1dbf8202be56ba585e6c
MD5 fefefe77ee4a51827c1188d523abe855
SHA1 a0dfd6504eef6e531330f15325981ef7f05955c4
SHA512 6e71fc3813c7d92d8640160b09b87e8cf648c54c68aa1aa133938aa583a2434266b17b3c7dbe5846bdcc0e934559abc05eb14c03176adab29d4b99e9085af4cd
SSDEEP 12288:C7zLp6Z/IYEIzrgApRJiKK7XB7m3y70pJdCJ6EpV5NTh3+dN7:C78ZUYfRNKt7Z701CY8q1
TLSH
T1F605F1074AC43FB5CB9C572940BD241EA3F14D9A6119A4CDFFB3BE4AFEA2304811B599
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

collection discovery execution snakekeylogger keylogger persistence stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol
smtp
Host
mail.thekampungubudvilla.com
Port
587
Username
[email protected]
Password
thekampung100%
Email to
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral1/memory/1728-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4536	powershell.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SystemUpdate_FpvsSrwVngoR_1776784364633.lnk	wscript.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1609746302-1884177235-1125644204-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-1609746302-1884177235-1125644204-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-1609746302-1884177235-1125644204-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1609746302-1884177235-1125644204-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SystemUpdate_FpvsSrwVngoR_1776784364633 = "powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -File \"C:\\Temp\\ps_FpvsSrwVngoR_1776784364633.ps1\""	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SystemUpdate_FpvsSrwVngoR_1776784364633 = "powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -File \"C:\\Temp\\ps_FpvsSrwVngoR_1776784364633.ps1\""	wscript.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
3	checkip.dyndns.org
5	reallyfreegeoip.org
6	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4536 set thread context of 1728	4536	powershell.exe	95

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
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 1 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	aspnet_compiler.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
4536	powershell.exe
4536	powershell.exe
5932	powershell.exe
4536	powershell.exe
5932	powershell.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe
1728	aspnet_compiler.exe
1728	aspnet_compiler.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe
4536	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4536	powershell.exe
Token: SeDebugPrivilege	5932	powershell.exe
Token: SeDebugPrivilege	1728	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4224 wrote to memory of 4536	4224	wscript.exe	84
PID 4536 wrote to memory of 1304	4536	powershell.exe	89
PID 4536 wrote to memory of 5140	4536	powershell.exe	90
PID 4536 wrote to memory of 4100	4536	powershell.exe	91
PID 4536 wrote to memory of 4012	4536	powershell.exe	92
PID 4536 wrote to memory of 4036	4536	powershell.exe	93
PID 4536 wrote to memory of 1728	4536	powershell.exe	95
PID 4536 wrote to memory of 1728	4536	powershell.exe	95
PID 4536 wrote to memory of 1728	4536	powershell.exe	95
PID 4536 wrote to memory of 1728	4536	powershell.exe	95
PID 4536 wrote to memory of 1728	4536	powershell.exe	95

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1609746302-1884177235-1125644204-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1609746302-1884177235-1125644204-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\BANK_PAYMENT_ADVICE00978.js
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4224
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -NonInteractive -NoLogo -File "C:\Temp\ps_FpvsSrwVngoR_1776784364633.ps1"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4536
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:1304
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:5140
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4100
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4012
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4036
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.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:1728

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5932

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

ps_FpvsSrwVngoR_1776784364633.ps1

Path C:\Temp\ps_FpvsSrwVngoR_1776784364633.ps1
Size 569KB
SHA256 31ee885db60cd91170f384856bcdda68ef7fd3014149d4905eefcccd6f0ee906
MD5 24b08f5d2ba8f3f971738757be82d0ea
SHA1 fc904090a5bee50e80fcc48f03642e75fd44fc51
SHA512 5006efb8e8bd4146f541616747085be255cd6605ee58baeb33014ac379ace1b018096a56dbc620ef46d4bab64ca28a2baeb2663bd738f239c20291958b6ea01d
SSDEEP 12288:82O+h2zn2myIKIb64ouuBibo0fY2HMEf/lY/LKVNF:8z+cz2xImAwibPfvMnuL
TLSH
T18BC423216FA8B6EF03581FCC79AB7F4625447F6B4DA82257B3CF118A06B9340639F605
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

__PSScriptPolicyTest_ccxus25n.obb.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ccxus25n.obb.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/1728-24-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1728-92-0x00000000059F0000-0x0000000005A09000-memory.dmp

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memory/1728-38-0x00000000018D0000-0x00000000019AC000-memory.dmp

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memory/1728-39-0x00000000059F0000-0x0000000005A09000-memory.dmp

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memory/1728-36-0x0000000006E50000-0x0000000006E5A000-memory.dmp

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memory/1728-35-0x0000000006E80000-0x0000000006F12000-memory.dmp

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memory/1728-33-0x0000000006D90000-0x0000000006DE0000-memory.dmp

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memory/1728-25-0x0000000005F80000-0x0000000006524000-memory.dmp

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memory/1728-26-0x0000000005A70000-0x0000000005B0C000-memory.dmp

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memory/1728-34-0x0000000006FB0000-0x0000000007172000-memory.dmp

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memory/4224-64-0x000001D7E9C10000-0x000001D7E9C1C000-memory.dmp

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memory/4224-28-0x000001D7E9C10000-0x000001D7E9C1C000-memory.dmp

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memory/4536-21-0x00000222D5560000-0x00000222D5568000-memory.dmp

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memory/4536-29-0x00000222D3890000-0x00000222D3A31000-memory.dmp

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memory/4536-30-0x00000222D52E0000-0x00000222D52EC000-memory.dmp

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memory/4536-27-0x00000222D5570000-0x00000222D5580000-memory.dmp

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memory/4536-3-0x00000222D5570000-0x00000222D5580000-memory.dmp

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memory/4536-20-0x00000222D5370000-0x00000222D537C000-memory.dmp

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memory/4536-62-0x00000222D3890000-0x00000222D3A31000-memory.dmp

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memory/4536-11-0x00000222EDB40000-0x00000222EDB62000-memory.dmp

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memory/4536-2-0x00000222D5570000-0x00000222D5580000-memory.dmp

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memory/5932-32-0x000001CF1D000000-0x000001CF1D00C000-memory.dmp

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memory/5932-31-0x000001CF1B530000-0x000001CF1B6D1000-memory.dmp

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memory/5932-23-0x000001CF35CB0000-0x000001CF35D26000-memory.dmp

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memory/5932-22-0x000001CF35BE0000-0x000001CF35C24000-memory.dmp

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