snakekeylogger | 2ef8e6a7e290f566d0e90f72b8567fe92952dcf6a0f29c673c64794b7d799c41

General

Target

rSolicita____odecota____o.exe
Size

624KB
MD5

00fd43556fc34aca3e863643aeaf85de
SHA1

8af3d4c96ae1e7f048343359c935d40f5055a7f5
SHA256

2ef8e6a7e290f566d0e90f72b8567fe92952dcf6a0f29c673c64794b7d799c41
SHA512

d81ebdd8f5bfa01570b9641dc1f24bac393a340a5bda21733bff21659a0ad8c3b0a94beeaa9d5bbe5e72c0bdb10e483d564cfc1c44f417db4cf977b9ebbd6318
SSDEEP

12288:o7o1zGksv+SGjpA3yKUUo6aJCpv2UkK8zzdfRUOVpXHMQWc1cIWcwUf4CqZu2y6P:d1zGUxjGc9KaxfjpXMQWacowUwXk2y6s

Score

10^/10

snakekeylogger collection discovery execution keylogger 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/2872-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2872-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2872-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2872-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2872-25-0x0000000000400000-0x0000000000426000-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
2284	powershell.exe
2772	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.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 1976 set thread context of 2872	1976	rSolicita____odecota____o.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	rSolicita____odecota____o.exe
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	MSBuild.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
2720	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1976	rSolicita____odecota____o.exe
1976	rSolicita____odecota____o.exe
1976	rSolicita____odecota____o.exe
1976	rSolicita____odecota____o.exe
2872	MSBuild.exe
2772	powershell.exe
2284	powershell.exe
2872	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1976	rSolicita____odecota____o.exe
Token: SeDebugPrivilege	2872	MSBuild.exe
Token: SeDebugPrivilege	2772	powershell.exe
Token: SeDebugPrivilege	2284	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 2284	1976	rSolicita____odecota____o.exe	31
PID 1976 wrote to memory of 2284	1976	rSolicita____odecota____o.exe	31
PID 1976 wrote to memory of 2284	1976	rSolicita____odecota____o.exe	31
PID 1976 wrote to memory of 2284	1976	rSolicita____odecota____o.exe	31
PID 1976 wrote to memory of 2772	1976	rSolicita____odecota____o.exe	33
PID 1976 wrote to memory of 2772	1976	rSolicita____odecota____o.exe	33
PID 1976 wrote to memory of 2772	1976	rSolicita____odecota____o.exe	33
PID 1976 wrote to memory of 2772	1976	rSolicita____odecota____o.exe	33
PID 1976 wrote to memory of 2720	1976	rSolicita____odecota____o.exe	35
PID 1976 wrote to memory of 2720	1976	rSolicita____odecota____o.exe	35
PID 1976 wrote to memory of 2720	1976	rSolicita____odecota____o.exe	35
PID 1976 wrote to memory of 2720	1976	rSolicita____odecota____o.exe	35
PID 1976 wrote to memory of 2872	1976	rSolicita____odecota____o.exe	37
PID 1976 wrote to memory of 2872	1976	rSolicita____odecota____o.exe	37
PID 1976 wrote to memory of 2872	1976	rSolicita____odecota____o.exe	37
PID 1976 wrote to memory of 2872	1976	rSolicita____odecota____o.exe	37
PID 1976 wrote to memory of 2872	1976	rSolicita____odecota____o.exe	37
PID 1976 wrote to memory of 2872	1976	rSolicita____odecota____o.exe	37
PID 1976 wrote to memory of 2872	1976	rSolicita____odecota____o.exe	37
PID 1976 wrote to memory of 2872	1976	rSolicita____odecota____o.exe	37
PID 1976 wrote to memory of 2872	1976	rSolicita____odecota____o.exe	37

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\rSolicita____odecota____o.exe
"C:\Users\Admin\AppData\Local\Temp\rSolicita____odecota____o.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1976
- 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\rSolicita____odecota____o.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2284
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ooLoWNIrjNp.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2772
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ooLoWNIrjNp" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE62.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2720
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.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:2872

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

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpE62.tmp

Filesize
1KB

MD5
9279289fb41f762dcdba480cf8be3d28

SHA1
5a7c719b17beeb51713c7017349f863e8eee1016

SHA256
62fb7954a02b530333c42cb6a623c0b0ec4f78052372f86beb65cee9b3d10017

SHA512
f35430728d697392c7f99aaae5fa91dd623ed953c09923fc5f0bfc0512121ea63defce71a5bfd0fbdf80984cdd1329311ae366b22150355082bbd633709c9e65

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\0FT1J8KOVG4IOYF7OMDN.temp

Filesize
7KB

MD5
0c4d49640960acf4c62418d985d7ac49

SHA1
7f21747e639003c081ceeab5241cc01a026d1f4c

SHA256
03d3be56098f0fcd2c86135c9013030e0fb2f7d9451208d497fa43682cab69a3

SHA512
29398588bf73adec0be3cc8197410fcbe1f6a072c96009f0e2d5d17610b8b68e477b27e5f5dd7fdd2764453f2c48712359bff6a6e11e65d9e5bf49da57f42b06

Download Submit
memory/1976-4-0x000000007411E000-0x000000007411F000-memory.dmp

Filesize
4KB

Download
memory/1976-31-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/1976-0-0x000000007411E000-0x000000007411F000-memory.dmp

Filesize
4KB

Download
memory/1976-5-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/1976-6-0x0000000005CC0000-0x0000000005D2C000-memory.dmp

Filesize
432KB

Download
memory/1976-2-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/1976-1-0x00000000008A0000-0x0000000000942000-memory.dmp

Filesize
648KB

Download
memory/1976-3-0x0000000000340000-0x0000000000358000-memory.dmp

Filesize
96KB

Download
memory/2872-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2872-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2872-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2872-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2872-27-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2872-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2872-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2872-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads