snakekeylogger | 1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160

General

Target

file.exe
Size

625KB
MD5

30e5e5a39df67a1138bf84db89a5eb47
SHA1

d269595a30fd1e49086c51f629e39c15200e0149
SHA256

1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160
SHA512

365324ec484c65e7fb010f1a1fa5b5f97afef3e99d7e16e5ae753fe26da6a62c782196283ec71269a7198e6690de40fcc877f5f7b558a588f4994edfb95fe673
SSDEEP

12288:2dMdY9shQglOUQwZvb6JecS0W/0Wjz3lXsBHxxe70ZjwqmKH2JS:BdhlrQwIJe/bYxiqmm28

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7329625827:AAFusOMtNxAA4AfTt7YzeN1zaE4Sm-WxFiw/sendMessage?chat_id=8096159140

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2784-32-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2784-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2784-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2784-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2784-24-0x0000000000400000-0x0000000000426000-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
1452	powershell.exe
2240	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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.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 2404 set thread context of 2784	2404	file.exe	36

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	file.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
2716	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2404	file.exe
1452	powershell.exe
2404	file.exe
2404	file.exe
2240	powershell.exe
2784	file.exe
2404	file.exe
2784	file.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2404	file.exe
Token: SeDebugPrivilege	1452	powershell.exe
Token: SeDebugPrivilege	2240	powershell.exe
Token: SeDebugPrivilege	2784	file.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 1452	2404	file.exe	30
PID 2404 wrote to memory of 1452	2404	file.exe	30
PID 2404 wrote to memory of 1452	2404	file.exe	30
PID 2404 wrote to memory of 1452	2404	file.exe	30
PID 2404 wrote to memory of 2240	2404	file.exe	32
PID 2404 wrote to memory of 2240	2404	file.exe	32
PID 2404 wrote to memory of 2240	2404	file.exe	32
PID 2404 wrote to memory of 2240	2404	file.exe	32
PID 2404 wrote to memory of 2716	2404	file.exe	34
PID 2404 wrote to memory of 2716	2404	file.exe	34
PID 2404 wrote to memory of 2716	2404	file.exe	34
PID 2404 wrote to memory of 2716	2404	file.exe	34
PID 2404 wrote to memory of 2784	2404	file.exe	36
PID 2404 wrote to memory of 2784	2404	file.exe	36
PID 2404 wrote to memory of 2784	2404	file.exe	36
PID 2404 wrote to memory of 2784	2404	file.exe	36
PID 2404 wrote to memory of 2784	2404	file.exe	36
PID 2404 wrote to memory of 2784	2404	file.exe	36
PID 2404 wrote to memory of 2784	2404	file.exe	36
PID 2404 wrote to memory of 2784	2404	file.exe	36
PID 2404 wrote to memory of 2784	2404	file.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2404
- 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\file.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1452
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rXcourOVPD.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2240
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rXcourOVPD" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEBD5.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2716
- C:\Users\Admin\AppData\Local\Temp\file.exe
  "C:\Users\Admin\AppData\Local\Temp\file.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:2784

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\tmpEBD5.tmp

Filesize
1KB

MD5
5d75a0fef6f3ecc0173ba2a000c8151e

SHA1
4dc13baa7fd289f2acbf9a8d9c3f39621b6adddd

SHA256
48808be87de0414c87c71b48b735ff9c0a1b3e5b7bc54d98440626b1409aed3c

SHA512
a30738d25f5dea79429c528becc75a3f0138bfe619895508af8c04eefaa8c7485439e037f8b35f3ce97a1529bbd505f0e4344746e0461614fb6568efb6c006f2

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

Filesize
7KB

MD5
d8bb4df0d039d3db44166db0f9375d0c

SHA1
7045dc41ae1574c3c810d2b6db026def574a679f

SHA256
f5390fcd36fc24825fec5d146fed774ea07898ab5b11682bb0785a2c0807aab7

SHA512
05c34a8f6bddd14ae44f30f7fb52ccdf310ff7450a768068ca9205ef82840ef77ddb8a8b0d5acb105646c245e8fe1e2b3423ed4bf077e266b9c23d8b30a8999d

Download Submit
memory/2404-4-0x0000000074E0E000-0x0000000074E0F000-memory.dmp

Filesize
4KB

Download
memory/2404-3-0x00000000003F0000-0x000000000040E000-memory.dmp

Filesize
120KB

Download
memory/2404-0-0x0000000074E0E000-0x0000000074E0F000-memory.dmp

Filesize
4KB

Download
memory/2404-5-0x0000000074E00000-0x00000000754EE000-memory.dmp

Filesize
6.9MB

Download
memory/2404-6-0x0000000005D50000-0x0000000005DBA000-memory.dmp

Filesize
424KB

Download
memory/2404-7-0x0000000074E00000-0x00000000754EE000-memory.dmp

Filesize
6.9MB

Download
memory/2404-2-0x0000000074E00000-0x00000000754EE000-memory.dmp

Filesize
6.9MB

Download
memory/2404-1-0x0000000000F90000-0x0000000001032000-memory.dmp

Filesize
648KB

Download
memory/2404-33-0x0000000074E00000-0x00000000754EE000-memory.dmp

Filesize
6.9MB

Download
memory/2784-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2784-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2784-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2784-32-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2784-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2784-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2784-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2784-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads