snakekeylogger | ca218e56143dfab73d7066f98227804de7098df11a79658794d00b5358f56f82

General

Target

e-dekont.exe
Size

906KB
MD5

dea5ea4e9830ae8c67b096e21f011ee5
SHA1

cccd9a752bd4371808ed4f50fc40a69f9ceda0fd
SHA256

ca218e56143dfab73d7066f98227804de7098df11a79658794d00b5358f56f82
SHA512

7a4736667b0343fc185100d1c3341106751cccdbdadb27c38b894516bea5c15bc1a7a8a257b5331cca489a0648bfec0cfbc88f771a02b87dd7bf3b3ee4a769cc
SSDEEP

12288:L/3iutjRmmX88PnHlqpIbdoyXojwPNOihAGJcaGCBobE:L/RYk9EImyXoEPMihASGAobE

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5587666659:AAG8NrrXJQs__dhk8nLJBFOspz2my8OVpX0/sendMessage?chat_id=5569775004

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/2008-64-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2008-66-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2008-67-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2008-68-0x00000000004201AE-mapping.dmp	family_snakekeylogger
behavioral1/memory/2008-70-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2008-72-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

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
T1081
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
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont.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 832 set thread context of 2008	832	e-dekont.exe	28

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2008	e-dekont.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2008	e-dekont.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 832 wrote to memory of 2008	832	e-dekont.exe	28
PID 832 wrote to memory of 2008	832	e-dekont.exe	28
PID 832 wrote to memory of 2008	832	e-dekont.exe	28
PID 832 wrote to memory of 2008	832	e-dekont.exe	28
PID 832 wrote to memory of 2008	832	e-dekont.exe	28
PID 832 wrote to memory of 2008	832	e-dekont.exe	28
PID 832 wrote to memory of 2008	832	e-dekont.exe	28
PID 832 wrote to memory of 2008	832	e-dekont.exe	28
PID 832 wrote to memory of 2008	832	e-dekont.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont.exe

C:\Users\Admin\AppData\Local\Temp\e-dekont.exe
"C:\Users\Admin\AppData\Local\Temp\e-dekont.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:832
- C:\Users\Admin\AppData\Local\Temp\e-dekont.exe
  "C:\Users\Admin\AppData\Local\Temp\e-dekont.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2008

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/832-54-0x0000000000AA0000-0x0000000000B88000-memory.dmp

Filesize
928KB

Download
memory/832-55-0x0000000075921000-0x0000000075923000-memory.dmp

Filesize
8KB

Download
memory/832-56-0x0000000004AF0000-0x0000000004B8C000-memory.dmp

Filesize
624KB

Download
memory/832-57-0x00000000003E0000-0x00000000003F4000-memory.dmp

Filesize
80KB

Download
memory/832-58-0x0000000000530000-0x000000000053C000-memory.dmp

Filesize
48KB

Download
memory/832-59-0x0000000004EF0000-0x0000000004F52000-memory.dmp

Filesize
392KB

Download
memory/832-60-0x0000000000790000-0x00000000007B8000-memory.dmp

Filesize
160KB

Download
memory/2008-61-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2008-62-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2008-64-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2008-66-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2008-67-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2008-70-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2008-72-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

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