snakekeylogger | e966cd1651a960bc88f3582b328d274b2cbf2b84d59df761cbcd1702c38d5a14

General

Target

tmp.exe
Size

504KB
MD5

9dc5600bedda76a29aa0e33da951fc30
SHA1

9daa8192ef8b03ee276de60e656a56b88ec2d074
SHA256

e966cd1651a960bc88f3582b328d274b2cbf2b84d59df761cbcd1702c38d5a14
SHA512

96e37c9a6342d09799138a97e1928d595aabf36ee5a250d7bba5c3397117a6bb0d19063cf305e1af6799aad6fbeb9257d429454340953203118fa288a0f74804
SSDEEP

12288:8RFO4oYvuoQouswXH06WAx5HSbr8z9i7+pvdCWtO:8TO4UdrE6J4r8zw6Rsh

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
ROe!AB$3

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/1600-67-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1600-69-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1600-70-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1600-71-0x00000000004206DE-mapping.dmp	family_snakekeylogger
behavioral1/memory/1600-73-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1600-75-0x0000000000400000-0x0000000000426000-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\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.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 1112 set thread context of 1600	1112	tmp.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
1904	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
1112	tmp.exe
1112	tmp.exe
1112	tmp.exe
1112	tmp.exe
1600	tmp.exe
460	powershell.exe
1600	tmp.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1112	tmp.exe
Token: SeDebugPrivilege	1600	tmp.exe
Token: SeDebugPrivilege	460	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1112 wrote to memory of 460	1112	tmp.exe	28
PID 1112 wrote to memory of 460	1112	tmp.exe	28
PID 1112 wrote to memory of 460	1112	tmp.exe	28
PID 1112 wrote to memory of 460	1112	tmp.exe	28
PID 1112 wrote to memory of 1904	1112	tmp.exe	30
PID 1112 wrote to memory of 1904	1112	tmp.exe	30
PID 1112 wrote to memory of 1904	1112	tmp.exe	30
PID 1112 wrote to memory of 1904	1112	tmp.exe	30
PID 1112 wrote to memory of 1600	1112	tmp.exe	32
PID 1112 wrote to memory of 1600	1112	tmp.exe	32
PID 1112 wrote to memory of 1600	1112	tmp.exe	32
PID 1112 wrote to memory of 1600	1112	tmp.exe	32
PID 1112 wrote to memory of 1600	1112	tmp.exe	32
PID 1112 wrote to memory of 1600	1112	tmp.exe	32
PID 1112 wrote to memory of 1600	1112	tmp.exe	32
PID 1112 wrote to memory of 1600	1112	tmp.exe	32
PID 1112 wrote to memory of 1600	1112	tmp.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	tmp.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	tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1112
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UDBgQhSevZPJlf.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:460
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UDBgQhSevZPJlf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9CFC.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1904
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1600

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\tmp9CFC.tmp

Filesize
1KB

MD5
7d1654ecf054d2e59aa6239bd750ca9d

SHA1
f5eb345f7460160f933f4615cdf87c0b9c950c49

SHA256
d5d2d3cca1a39eaaf03e83843a20085e1b83fe159d60a8ebf579b060f8923ea3

SHA512
d0090a9d528ba862588a5cd0d49c9bbf6a09325083736d0ac0a2fbc287813e7d5e92c50c12cdcc7ae9eeace2b416a88e50221d1daf4174698aab0c12ec230b61

Download Submit
memory/460-78-0x000000006F050000-0x000000006F5FB000-memory.dmp

Filesize
5.7MB

Download
memory/460-77-0x000000006F050000-0x000000006F5FB000-memory.dmp

Filesize
5.7MB

Download
memory/1112-63-0x0000000002210000-0x0000000002238000-memory.dmp

Filesize
160KB

Download
memory/1112-58-0x0000000004EB0000-0x0000000004F10000-memory.dmp

Filesize
384KB

Download
memory/1112-55-0x00000000760D1000-0x00000000760D3000-memory.dmp

Filesize
8KB

Download
memory/1112-57-0x0000000000310000-0x000000000031A000-memory.dmp

Filesize
40KB

Download
memory/1112-54-0x0000000000840000-0x00000000008C2000-memory.dmp

Filesize
520KB

Download
memory/1112-56-0x0000000000200000-0x0000000000214000-memory.dmp

Filesize
80KB

Download
memory/1600-67-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1600-65-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1600-69-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1600-70-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1600-73-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1600-75-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1600-64-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads