snakekeylogger | 337760975af1bfd2b9c43ee0f7326ca1cad747c3426edbb7de1db2be71d8e5f5

General

Target

SWIFT003.exe
Size

880KB
MD5

c1aa3f7ca0d0fcc138f2b17c42c5816a
SHA1

3563454e5306c09ac3f933a09832992c37a169c7
SHA256

337760975af1bfd2b9c43ee0f7326ca1cad747c3426edbb7de1db2be71d8e5f5
SHA512

de4328fc0dcbe35950772d26eb875b7a1e4e99fe4094a6e4d92cdc0735a943f4a4a36fbcb0e596917637edbd7515e6ed44f3f6edb47ce0c3c8caec239418a96d
SSDEEP

12288:qddTFfEuR10vo4Yi3pVU9lkfw0B4X0Mwj8oATRHjee50x6hh:0Qv+Cc9lkfwTQQoATRHKe5d

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5788931871:AAEfkw_P98L88KrFlXGZzJolFlQrpqGegLg/sendMessage?chat_id=5649714338

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/560-67-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/560-69-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/560-71-0x000000000041FEAE-mapping.dmp	family_snakekeylogger
behavioral1/memory/560-70-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/560-73-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/560-75-0x0000000000400000-0x0000000000424000-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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SWIFT003.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SWIFT003.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SWIFT003.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 1256 set thread context of 560	1256	SWIFT003.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
1196	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1256	SWIFT003.exe
1256	SWIFT003.exe
560	SWIFT003.exe
660	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1256	SWIFT003.exe
Token: SeDebugPrivilege	560	SWIFT003.exe
Token: SeDebugPrivilege	660	powershell.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 1256 wrote to memory of 660	1256	SWIFT003.exe	26
PID 1256 wrote to memory of 660	1256	SWIFT003.exe	26
PID 1256 wrote to memory of 660	1256	SWIFT003.exe	26
PID 1256 wrote to memory of 660	1256	SWIFT003.exe	26
PID 1256 wrote to memory of 1196	1256	SWIFT003.exe	28
PID 1256 wrote to memory of 1196	1256	SWIFT003.exe	28
PID 1256 wrote to memory of 1196	1256	SWIFT003.exe	28
PID 1256 wrote to memory of 1196	1256	SWIFT003.exe	28
PID 1256 wrote to memory of 1736	1256	SWIFT003.exe	30
PID 1256 wrote to memory of 1736	1256	SWIFT003.exe	30
PID 1256 wrote to memory of 1736	1256	SWIFT003.exe	30
PID 1256 wrote to memory of 1736	1256	SWIFT003.exe	30
PID 1256 wrote to memory of 1468	1256	SWIFT003.exe	31
PID 1256 wrote to memory of 1468	1256	SWIFT003.exe	31
PID 1256 wrote to memory of 1468	1256	SWIFT003.exe	31
PID 1256 wrote to memory of 1468	1256	SWIFT003.exe	31
PID 1256 wrote to memory of 560	1256	SWIFT003.exe	32
PID 1256 wrote to memory of 560	1256	SWIFT003.exe	32
PID 1256 wrote to memory of 560	1256	SWIFT003.exe	32
PID 1256 wrote to memory of 560	1256	SWIFT003.exe	32
PID 1256 wrote to memory of 560	1256	SWIFT003.exe	32
PID 1256 wrote to memory of 560	1256	SWIFT003.exe	32
PID 1256 wrote to memory of 560	1256	SWIFT003.exe	32
PID 1256 wrote to memory of 560	1256	SWIFT003.exe	32
PID 1256 wrote to memory of 560	1256	SWIFT003.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SWIFT003.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SWIFT003.exe

C:\Users\Admin\AppData\Local\Temp\SWIFT003.exe
"C:\Users\Admin\AppData\Local\Temp\SWIFT003.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1256
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lvefjlW.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:660
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lvefjlW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEDBA.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1196
- C:\Users\Admin\AppData\Local\Temp\SWIFT003.exe
  "C:\Users\Admin\AppData\Local\Temp\SWIFT003.exe"
  2⤵
  PID:1736
- C:\Users\Admin\AppData\Local\Temp\SWIFT003.exe
  "C:\Users\Admin\AppData\Local\Temp\SWIFT003.exe"
  2⤵
  PID:1468
- C:\Users\Admin\AppData\Local\Temp\SWIFT003.exe
  "C:\Users\Admin\AppData\Local\Temp\SWIFT003.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:560

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\tmpEDBA.tmp

Filesize
1KB

MD5
f1b3b3594865d844647961178a04d671

SHA1
bc65ade2f5c69a36b7f3e9b63abb98c80c366a2a

SHA256
566033efcd9506e66742371f482324a475ac7920a217249dc973b8a7e006a340

SHA512
250b1dca8939db4d727f2bc93e954d02174df3240e6591cdc6213588633af90cbc3b87292b39a929d29ee24b96c78dddd8fc36c5883952d3df5c91edb2b54ed3

Download Submit
memory/560-64-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/560-75-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/560-73-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/560-70-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/560-71-0x000000000041FEAE-mapping.dmp

Download
memory/560-65-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/560-67-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/560-69-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/660-77-0x0000000073420000-0x00000000739CB000-memory.dmp

Filesize
5.7MB

Download
memory/660-59-0x0000000000000000-mapping.dmp

Download
memory/660-78-0x0000000073420000-0x00000000739CB000-memory.dmp

Filesize
5.7MB

Download
memory/1196-60-0x0000000000000000-mapping.dmp

Download
memory/1256-58-0x0000000001E20000-0x0000000001EA0000-memory.dmp

Filesize
512KB

Download
memory/1256-63-0x0000000004B50000-0x0000000004B78000-memory.dmp

Filesize
160KB

Download
memory/1256-54-0x00000000000C0000-0x00000000001A2000-memory.dmp

Filesize
904KB

Download
memory/1256-57-0x0000000000460000-0x000000000046C000-memory.dmp

Filesize
48KB

Download
memory/1256-56-0x00000000004E0000-0x00000000004F8000-memory.dmp

Filesize
96KB

Download
memory/1256-55-0x0000000075091000-0x0000000075093000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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