snakekeylogger | 3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f

General

Target

3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe
Size

647KB
MD5

e07629d4b5874d47e36a72d142f49acf
SHA1

07a3522e5bb715b7edc213627b39ef5a3de9ee42
SHA256

3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f
SHA512

edeaeb4919309ffccec90c45e8a78d8e0ef4e9e30d0148248eaefaa43779a749216fd8692106d049a27d0c363975ab4424e3ec3236a7fc75a22ee62993102417
SSDEEP

12288:854khMOoltiJXsg6d6/lheN5VimJ4q8AeFcTm/KT00zLCHeQU7:W4kh5oDiJXsjd2l8zVivq8AeFKmdpHeZ

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.financ-fire.com
Port:
587
Username:
[email protected]
Password:
W6otxNGOdwF9

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.financ-fire.com
Port:
587
Username:
[email protected]
Password:
W6otxNGOdwF9
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2612-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2612-22-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2612-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2612-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2612-16-0x0000000000400000-0x0000000000426000-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
2744	powershell.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 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.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 2272 set thread context of 2612	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	36

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	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.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
2848	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe
2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe
2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe
2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe
2612	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe
2744	powershell.exe
2612	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2612	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe
Token: SeDebugPrivilege	2612	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe
Token: SeDebugPrivilege	2744	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2612	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 2744	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	31
PID 2272 wrote to memory of 2744	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	31
PID 2272 wrote to memory of 2744	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	31
PID 2272 wrote to memory of 2744	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	31
PID 2272 wrote to memory of 2848	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	32
PID 2272 wrote to memory of 2848	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	32
PID 2272 wrote to memory of 2848	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	32
PID 2272 wrote to memory of 2848	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	32
PID 2272 wrote to memory of 2732	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	35
PID 2272 wrote to memory of 2732	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	35
PID 2272 wrote to memory of 2732	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	35
PID 2272 wrote to memory of 2732	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	35
PID 2272 wrote to memory of 2612	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	36
PID 2272 wrote to memory of 2612	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	36
PID 2272 wrote to memory of 2612	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	36
PID 2272 wrote to memory of 2612	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	36
PID 2272 wrote to memory of 2612	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	36
PID 2272 wrote to memory of 2612	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	36
PID 2272 wrote to memory of 2612	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	36
PID 2272 wrote to memory of 2612	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	36
PID 2272 wrote to memory of 2612	2272	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe

C:\Users\Admin\AppData\Local\Temp\3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe
"C:\Users\Admin\AppData\Local\Temp\3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PLeSVWL.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2744
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PLeSVWL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2D48.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2848
- C:\Users\Admin\AppData\Local\Temp\3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe
  "C:\Users\Admin\AppData\Local\Temp\3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe"
  2⤵
  PID:2732
- C:\Users\Admin\AppData\Local\Temp\3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe
  "C:\Users\Admin\AppData\Local\Temp\3fb18a9617cf2bb47955b8a9fb5402910dae6c463908f9598eb6851d74fefa1f.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2612

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabEC25.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarEC47.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2D48.tmp

Filesize
1KB

MD5
228a9a71675760f5d82a856776080c02

SHA1
7bdf71a668ef2e5d53bbfc3fd1c2c1b64e116b77

SHA256
2c7ab06d8fc21e549384de5269c37b201886aa7d22857d8d4de55e1937ba29e9

SHA512
047a2aba5fc5c3b2f349935c566d566cba38f78c488bf548d98c4074bb6ad360f9c42c7c2c43277853d813be6f79f698447d4eb738bbe4f6e6c75420ba191657

Download Submit
memory/2272-26-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/2272-1-0x00000000008B0000-0x0000000000958000-memory.dmp

Filesize
672KB

Download
memory/2272-2-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/2272-3-0x00000000005A0000-0x00000000005BC000-memory.dmp

Filesize
112KB

Download
memory/2272-4-0x00000000741EE000-0x00000000741EF000-memory.dmp

Filesize
4KB

Download
memory/2272-5-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/2272-6-0x00000000049E0000-0x0000000004A48000-memory.dmp

Filesize
416KB

Download
memory/2272-0-0x00000000741EE000-0x00000000741EF000-memory.dmp

Filesize
4KB

Download
memory/2612-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2612-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2612-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2612-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2612-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2612-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2612-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2612-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads