snakekeylogger | 3ef6482e94e62b0f674c24b66fed5230b07395929f5fc77708fed0cb536c4a2b

Analysis

max time kernel
121s
max time network
153s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
12/03/2025, 18:50

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General

Target

221b9.exe
Size

754KB
MD5

849c47adca493169ca05d46b16912631
SHA1

7149fcfc067b91fa57186d3c0ed0c9056bb59842
SHA256

854b59aa584237418101867e86018d0e0c3e8a588010d8cc8f8850e66b5221b9
SHA512

5184dd5af0587cd95c8f92ef1d9f3239fb9501ced1dbb216677211ee1b304eff2921c14f9e02f763394a73f50d6cad62433867dbc218333a29767358f66f8df7
SSDEEP

12288:hA5CB0OqJhZrzJV665IHCzwdvkSCcr/+VQ7CSOqJ7KEk0Vr2IPeiBS8rBy:hA5aWDyaIic1nxGVQ7CTxEX4IG

Score

10^/10

snakekeylogger collection credential_access discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
valleycountysar.org
Port:
26
Username:
[email protected]
Password:
}eQA)VL2!$V}

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2844-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2844-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2844-22-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2844-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2844-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

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
2724	powershell.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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
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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	221b9.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	221b9.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	221b9.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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 564 set thread context of 2844	564	221b9.exe	34

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 4 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	221b9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	221b9.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
2680	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
564	221b9.exe
564	221b9.exe
2844	221b9.exe
2724	powershell.exe
2844	221b9.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	564	221b9.exe
Token: SeDebugPrivilege	2844	221b9.exe
Token: SeDebugPrivilege	2724	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 564 wrote to memory of 2724	564	221b9.exe	30
PID 564 wrote to memory of 2724	564	221b9.exe	30
PID 564 wrote to memory of 2724	564	221b9.exe	30
PID 564 wrote to memory of 2724	564	221b9.exe	30
PID 564 wrote to memory of 2680	564	221b9.exe	32
PID 564 wrote to memory of 2680	564	221b9.exe	32
PID 564 wrote to memory of 2680	564	221b9.exe	32
PID 564 wrote to memory of 2680	564	221b9.exe	32
PID 564 wrote to memory of 2844	564	221b9.exe	34
PID 564 wrote to memory of 2844	564	221b9.exe	34
PID 564 wrote to memory of 2844	564	221b9.exe	34
PID 564 wrote to memory of 2844	564	221b9.exe	34
PID 564 wrote to memory of 2844	564	221b9.exe	34
PID 564 wrote to memory of 2844	564	221b9.exe	34
PID 564 wrote to memory of 2844	564	221b9.exe	34
PID 564 wrote to memory of 2844	564	221b9.exe	34
PID 564 wrote to memory of 2844	564	221b9.exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	221b9.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	221b9.exe

C:\Users\Admin\AppData\Local\Temp\221b9.exe
"C:\Users\Admin\AppData\Local\Temp\221b9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:564
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wHikeiS.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2724
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wHikeiS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1B4E.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2680
- C:\Users\Admin\AppData\Local\Temp\221b9.exe
  "C:\Users\Admin\AppData\Local\Temp\221b9.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:2844

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

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\Temp\tmp1B4E.tmp

Filesize
1KB

MD5
e1a27cb4323f8c282d4b38ea645435b7

SHA1
277ecc47ba7cd162fec3fe862c0d4697db3f2bd2

SHA256
5b9ac6b67ade72ffbf14dbe3d3065946cf4b8be2a1ec38ad7a0d36ab32e764e6

SHA512
fd6fa164474457c184492dfbdf526cb052f7fd430abda9f097ef5eb9f81f3c40aac84694265ad83a8f2dfbee961772cf2f45f8699844a1a10832c7be71937e85

Download Submit
memory/564-4-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/564-29-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/564-3-0x0000000000500000-0x0000000000520000-memory.dmp

Filesize
128KB

Download
memory/564-0-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/564-5-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/564-6-0x0000000000570000-0x000000000057C000-memory.dmp

Filesize
48KB

Download
memory/564-7-0x00000000056F0000-0x0000000005790000-memory.dmp

Filesize
640KB

Download
memory/564-1-0x00000000013D0000-0x0000000001492000-memory.dmp

Filesize
776KB

Download
memory/564-2-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/564-13-0x0000000001220000-0x0000000001248000-memory.dmp

Filesize
160KB

Download
memory/2844-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2844-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2844-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2844-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2844-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2844-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2844-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2844-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download