snakekeylogger | 9a7a657e728c731ff69db20bfb86f32dea639d2020ed4415821161aced29f7b9

General

Target

2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe
Size

1.2MB
MD5

5f8ca23ce188123d138562e16dbc1f01
SHA1

2e1c49b731a484625f839fa31a6da8ff2da51b8d
SHA256

9a7a657e728c731ff69db20bfb86f32dea639d2020ed4415821161aced29f7b9
SHA512

ac293f8ef341177449d2474b43f9e465c72ce2f69632efa6b6ed95e953fd1d8758cd8081142b9ad76ceda6e154b64f9d98a58ad9351f67fc207a556b9dc4ed25
SSDEEP

24576:40oR2uCGoxHh79hDEiCYScLQotVPKUTyvWX1Qf+ceXj:uCGWF9hDE8F9pKUT3XTce

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5427131313:AAHLyTFmFK4eF7MFmUprVqnaYC6texltEAc/sendMessage?chat_id=5101192817

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/272-67-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/272-69-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/272-70-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/272-71-0x00000000004206FE-mapping.dmp	family_snakekeylogger
behavioral1/memory/272-73-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/272-75-0x0000000000400000-0x0000000000426000-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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2e1c49b731a484625f839fa31a6da8ff2da51b8d.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 1292 set thread context of 272	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	32

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
1440	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
272	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe
764	powershell.exe
272	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	272	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe
Token: SeDebugPrivilege	764	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1292 wrote to memory of 764	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	28
PID 1292 wrote to memory of 764	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	28
PID 1292 wrote to memory of 764	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	28
PID 1292 wrote to memory of 764	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	28
PID 1292 wrote to memory of 1440	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	30
PID 1292 wrote to memory of 1440	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	30
PID 1292 wrote to memory of 1440	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	30
PID 1292 wrote to memory of 1440	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	30
PID 1292 wrote to memory of 272	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	32
PID 1292 wrote to memory of 272	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	32
PID 1292 wrote to memory of 272	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	32
PID 1292 wrote to memory of 272	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	32
PID 1292 wrote to memory of 272	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	32
PID 1292 wrote to memory of 272	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	32
PID 1292 wrote to memory of 272	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	32
PID 1292 wrote to memory of 272	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	32
PID 1292 wrote to memory of 272	1292	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe

C:\Users\Admin\AppData\Local\Temp\2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe
"C:\Users\Admin\AppData\Local\Temp\2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1292
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lzhqmtG.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:764
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lzhqmtG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAA16.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1440
- C:\Users\Admin\AppData\Local\Temp\2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe
  "C:\Users\Admin\AppData\Local\Temp\2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:272

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

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\tmpAA16.tmp

Filesize
1KB

MD5
e140a329c81caac2a8f8c7773435b6b8

SHA1
8efb3d0bd61802c931b051fcf6153a6ee1dd65f1

SHA256
3019b4c668b61abf5fb1797474524a02728c39f312b4cd318cf980817c48b738

SHA512
7cfba2a5732e8f66d70cd4081a1892d531bc49daeeac3e0b24eceb84cda6b7ea5bfe3bd563a1da8e517c46624b676c25c2b82781eaf1ac7299cd0defdf47b247

Download Submit
memory/272-67-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/272-75-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/272-73-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/272-70-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/272-69-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/272-64-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/272-65-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/764-77-0x000000006E6A0000-0x000000006EC4B000-memory.dmp

Filesize
5.7MB

Download
memory/1292-58-0x00000000053E0000-0x0000000005470000-memory.dmp

Filesize
576KB

Download
memory/1292-63-0x0000000005190000-0x00000000051E6000-memory.dmp

Filesize
344KB

Download
memory/1292-54-0x0000000001220000-0x000000000135C000-memory.dmp

Filesize
1.2MB

Download
memory/1292-57-0x0000000000370000-0x000000000037A000-memory.dmp

Filesize
40KB

Download
memory/1292-56-0x0000000000210000-0x0000000000226000-memory.dmp

Filesize
88KB

Download
memory/1292-55-0x0000000074FD1000-0x0000000074FD3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads