snakekeylogger | 75f46aca8782194fef67c5df2632a76736674afa4b5791d44ca3d30e039754bc

General

Target

Business_License_and_order_confirmation.exe
Size

674KB
MD5

9df7034c98b3290a35186546ca8c0028
SHA1

8439a19f41bc2327615bc4bfe941d35fd7fc5fe7
SHA256

fc2bdbad12bfe9fc0121328bab79347f90e2b45454f87fb8814162ab81040200
SHA512

c43c042de886e5669661c505b85a7fa06f29d2551962f131627a4a727d952b0bcb0d66667b62d27e51263e2fb8dbc7facf968eef373d536b7015b6dc458f6e39
SSDEEP

12288:MSBhH7RDsH9lRhr4LEATyUkYq8AP/ABsV7N5:/v76UjTy189s7N

Score

10^/10

snakekeylogger collection discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6515689087:AAEnerpIS1xuf83Wz7mf2-PPkvlmor9Mt7U/sendMessage?chat_id=1015404316

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/1784-31-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1784-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1784-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1784-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1784-23-0x0000000000400000-0x0000000000426000-memory.dmp	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
2204	powershell.exe
2724	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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 316 set thread context of 1784	316	Business_License_and_order_confirmation.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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Business_License_and_order_confirmation.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

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
2800	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
316	Business_License_and_order_confirmation.exe
2724	powershell.exe
2204	powershell.exe
316	Business_License_and_order_confirmation.exe
1784	RegSvcs.exe
1784	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	316	Business_License_and_order_confirmation.exe
Token: SeDebugPrivilege	2724	powershell.exe
Token: SeDebugPrivilege	2204	powershell.exe
Token: SeDebugPrivilege	1784	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 316 wrote to memory of 2204	316	Business_License_and_order_confirmation.exe	30
PID 316 wrote to memory of 2204	316	Business_License_and_order_confirmation.exe	30
PID 316 wrote to memory of 2204	316	Business_License_and_order_confirmation.exe	30
PID 316 wrote to memory of 2204	316	Business_License_and_order_confirmation.exe	30
PID 316 wrote to memory of 2724	316	Business_License_and_order_confirmation.exe	32
PID 316 wrote to memory of 2724	316	Business_License_and_order_confirmation.exe	32
PID 316 wrote to memory of 2724	316	Business_License_and_order_confirmation.exe	32
PID 316 wrote to memory of 2724	316	Business_License_and_order_confirmation.exe	32
PID 316 wrote to memory of 2800	316	Business_License_and_order_confirmation.exe	34
PID 316 wrote to memory of 2800	316	Business_License_and_order_confirmation.exe	34
PID 316 wrote to memory of 2800	316	Business_License_and_order_confirmation.exe	34
PID 316 wrote to memory of 2800	316	Business_License_and_order_confirmation.exe	34
PID 316 wrote to memory of 1784	316	Business_License_and_order_confirmation.exe	36
PID 316 wrote to memory of 1784	316	Business_License_and_order_confirmation.exe	36
PID 316 wrote to memory of 1784	316	Business_License_and_order_confirmation.exe	36
PID 316 wrote to memory of 1784	316	Business_License_and_order_confirmation.exe	36
PID 316 wrote to memory of 1784	316	Business_License_and_order_confirmation.exe	36
PID 316 wrote to memory of 1784	316	Business_License_and_order_confirmation.exe	36
PID 316 wrote to memory of 1784	316	Business_License_and_order_confirmation.exe	36
PID 316 wrote to memory of 1784	316	Business_License_and_order_confirmation.exe	36
PID 316 wrote to memory of 1784	316	Business_License_and_order_confirmation.exe	36
PID 316 wrote to memory of 1784	316	Business_License_and_order_confirmation.exe	36
PID 316 wrote to memory of 1784	316	Business_License_and_order_confirmation.exe	36
PID 316 wrote to memory of 1784	316	Business_License_and_order_confirmation.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	RegSvcs.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	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Business_License_and_order_confirmation.exe
"C:\Users\Admin\AppData\Local\Temp\Business_License_and_order_confirmation.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:316
- 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\Business_License_and_order_confirmation.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2204
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\LLLpFhfrv.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2724
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LLLpFhfrv" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB70F.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2800
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:1784

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\tmpB70F.tmp

Filesize
1KB

MD5
6c7e089a96c2e9cb8405c987f017ef52

SHA1
5560f4d6ebfde27928f4721df5bd9145dcfbe706

SHA256
5ade6107f223a125d449142561ed01a1eb7ce1b4362cb1b4d17935557b36b693

SHA512
dd2e2464c85b41eb8cbee05c1f72d00a8d72fa60fd0d80b61ba8f82e41a64ca6ce7a506439d5f47eaf56ffa4596e99b224b7cbf2b74e36c66e343efde1119700

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

Filesize
7KB

MD5
24b3ae3fd5b7f9216d25d755dd44592a

SHA1
807bb38de29f38dc373be73bc4f5290e946d7f47

SHA256
6b1d4ed67a40c886db96b4c2d23be8dd56ec99fc049ec0d761cd17562d85f929

SHA512
61c733e0f28ba9d17acb27fe68bccca0d6e214737740dc744f98b8e26fa9c964ce7c8b4fdf9a60c453dda2f013815b8853e508d91b1c7d2209333d22baf10948

Download Submit
memory/316-4-0x0000000074DDE000-0x0000000074DDF000-memory.dmp

Filesize
4KB

Download
memory/316-32-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/316-0-0x0000000074DDE000-0x0000000074DDF000-memory.dmp

Filesize
4KB

Download
memory/316-5-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/316-6-0x00000000005D0000-0x0000000000638000-memory.dmp

Filesize
416KB

Download
memory/316-2-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/316-1-0x00000000012D0000-0x000000000137E000-memory.dmp

Filesize
696KB

Download
memory/316-3-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1784-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1784-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1784-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1784-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1784-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1784-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1784-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1784-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads