snakekeylogger | 61f76cde697ec155377ba809d74b60a0346406219d47b3472cc83efc5bc68716

General

Target

request for quotation.exe
Size

595KB
MD5

4a15ed0feb9e90b56e82c2e45a3b3f5e
SHA1

659661291eb5fd6452d6cabdc24cd9fbc1fb17f7
SHA256

d5d8c33957e90d1caca4b5207d8da5ab1bc4caa9f702abc0ec006d0518ea9aec
SHA512

f5c0e6fd93018b454db12ef76b10a6feeca5d532a7599a6460d00c1870518752fb4ec0bc1052de34e6d4e18e040658d59037a757232f49731264b81c5fe32fed
SSDEEP

12288:VWjK4A9bRiI5VIfzhXLhZnFLsrPmaj015WWn9QNViWeCT+GCqR:AjKRByzhFErOaj0x9uiWeCtCq

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: ftp
Host:
ftp://cpanel2-nl.thcservers.com/
Port:
21
Username:
Yx74dJ0TP3M=
Password:
Uvob2G1Tc73ZCus02X

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2668-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2668-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2668-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2668-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2668-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2760	powershell.exe
2852	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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	request for quotation.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	request for quotation.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	request for quotation.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 2240 set thread context of 2668	2240	request for quotation.exe	37

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 5 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	powershell.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	request for quotation.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	request for quotation.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
2820	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2668	request for quotation.exe
2760	powershell.exe
2852	powershell.exe
2668	request for quotation.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2668	request for quotation.exe
Token: SeDebugPrivilege	2760	powershell.exe
Token: SeDebugPrivilege	2852	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 2760	2240	request for quotation.exe	31
PID 2240 wrote to memory of 2760	2240	request for quotation.exe	31
PID 2240 wrote to memory of 2760	2240	request for quotation.exe	31
PID 2240 wrote to memory of 2760	2240	request for quotation.exe	31
PID 2240 wrote to memory of 2852	2240	request for quotation.exe	33
PID 2240 wrote to memory of 2852	2240	request for quotation.exe	33
PID 2240 wrote to memory of 2852	2240	request for quotation.exe	33
PID 2240 wrote to memory of 2852	2240	request for quotation.exe	33
PID 2240 wrote to memory of 2820	2240	request for quotation.exe	34
PID 2240 wrote to memory of 2820	2240	request for quotation.exe	34
PID 2240 wrote to memory of 2820	2240	request for quotation.exe	34
PID 2240 wrote to memory of 2820	2240	request for quotation.exe	34
PID 2240 wrote to memory of 2668	2240	request for quotation.exe	37
PID 2240 wrote to memory of 2668	2240	request for quotation.exe	37
PID 2240 wrote to memory of 2668	2240	request for quotation.exe	37
PID 2240 wrote to memory of 2668	2240	request for quotation.exe	37
PID 2240 wrote to memory of 2668	2240	request for quotation.exe	37
PID 2240 wrote to memory of 2668	2240	request for quotation.exe	37
PID 2240 wrote to memory of 2668	2240	request for quotation.exe	37
PID 2240 wrote to memory of 2668	2240	request for quotation.exe	37
PID 2240 wrote to memory of 2668	2240	request for quotation.exe	37

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	request for quotation.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	request for quotation.exe

C:\Users\Admin\AppData\Local\Temp\request for quotation.exe
"C:\Users\Admin\AppData\Local\Temp\request for quotation.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\request for quotation.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2760
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oGnCNPiCwiAocn.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2852
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oGnCNPiCwiAocn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEEC2.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2820
- C:\Users\Admin\AppData\Local\Temp\request for quotation.exe
  "C:\Users\Admin\AppData\Local\Temp\request for quotation.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2668

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\tmpEEC2.tmp

Filesize
1KB

MD5
81c7c89da513d029cd245204454dbbc2

SHA1
cba9fc919bb416b0e5c59ca84c80f5bfabc14ae1

SHA256
af172f800001f0dbd50de2418c1eede8be892b4f551d0e36a692522922e2c21b

SHA512
907e6bf0de2ffd5c2367c6f0076c62a939c12e79dc005c6e9cd1dc7e002ef8e876aa1913a768d362f0d7ef01895a7daf7fa4a4d07e3d2b74965d52d051de71f6

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
4ddba6448ba71fa176b6f3baf7700f55

SHA1
177b60b4d877af2aa0c787cdf7ecfbe1d4d599e3

SHA256
8cd02a4220a5ed2aaa0e3670c43dd9db21ca4d293341ce92ba24cbc285e83ac2

SHA512
766a34c1a964b46885b8601179886af4148d881686dcaee8f37300f4c50e4b07cbe8a88191736ff4c7bc59788a69c597f2b304dc9855695f63a0e8d34b3644cd

Download Submit
memory/2240-4-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/2240-31-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2240-0-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/2240-5-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2240-6-0x0000000004810000-0x000000000487C000-memory.dmp

Filesize
432KB

Download
memory/2240-2-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2240-1-0x0000000001370000-0x000000000140C000-memory.dmp

Filesize
624KB

Download
memory/2240-3-0x0000000000260000-0x0000000000272000-memory.dmp

Filesize
72KB

Download
memory/2668-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2668-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2668-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2668-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2668-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2668-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2668-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2668-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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