snakekeylogger | 6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e

General

Target

6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe
Size

548KB
MD5

8148bbdcbec9dd84bdf7089fae43ce62
SHA1

58cbab87c2cbbe8c54f88089d33526409732f6ad
SHA256

6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e
SHA512

5384f00aa68195c0954dfffe7e23c5761a1c5e1673ab89908dfe0f2f29cd80fdd3d4f10efffeeabc1d7a55f8d6c617b553223c42ce2d5eaaf71a47659d9384fe
SSDEEP

12288:HD7go7VIG3k0MOdkrUC85KbIvXP5LWNSRwHbn+EgXkCkyg:HDEo7V/F5daB5bIvf5LiHb+xkCkn

Score

10^/10

snakekeylogger collection discovery execution keylogger stealer

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
50.31.176.103
Port:
21
Username:
[email protected]
Password:
#MT#mn!6V!@6

Extracted

Family

snakekeylogger

Credentials

Protocol: ftp
Host:
ftp://50.31.176.103/
Port:
21
Username:
[email protected]
Password:
#MT#mn!6V!@6

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2772-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2772-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2772-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2772-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2772-23-0x0000000000400000-0x0000000000426000-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
2656	powershell.exe
2684	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\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 3040 set thread context of 2772	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.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	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.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
2752	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe
3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe
2772	MSBuild.exe
2684	powershell.exe
2656	powershell.exe
2772	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe
Token: SeDebugPrivilege	2772	MSBuild.exe
Token: SeDebugPrivilege	2656	powershell.exe
Token: SeDebugPrivilege	2684	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2656	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	30
PID 3040 wrote to memory of 2656	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	30
PID 3040 wrote to memory of 2656	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	30
PID 3040 wrote to memory of 2656	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	30
PID 3040 wrote to memory of 2684	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	32
PID 3040 wrote to memory of 2684	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	32
PID 3040 wrote to memory of 2684	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	32
PID 3040 wrote to memory of 2684	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	32
PID 3040 wrote to memory of 2752	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	34
PID 3040 wrote to memory of 2752	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	34
PID 3040 wrote to memory of 2752	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	34
PID 3040 wrote to memory of 2752	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	34
PID 3040 wrote to memory of 2772	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	36
PID 3040 wrote to memory of 2772	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	36
PID 3040 wrote to memory of 2772	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	36
PID 3040 wrote to memory of 2772	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	36
PID 3040 wrote to memory of 2772	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	36
PID 3040 wrote to memory of 2772	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	36
PID 3040 wrote to memory of 2772	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	36
PID 3040 wrote to memory of 2772	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	36
PID 3040 wrote to memory of 2772	3040	6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe
"C:\Users\Admin\AppData\Local\Temp\6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3040
- 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\6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2656
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fUamrQdFSPAg.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2684
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fUamrQdFSPAg" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDD54.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2752
- 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:2772

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\tmpDD54.tmp

Filesize
1KB

MD5
09b4f45f623e9a640a954cbda39ee62f

SHA1
e6ae7940ed81bd88978562946b90276df337fc02

SHA256
be268182568ef33792a8874c4dfe6f4c61617cfe32fe4d9d9dab251bcce27f75

SHA512
012a64c81e9bef700dd0a1ae93a568cc91f855479a490a48e1964678822fad3039290652c3f4fcee3023348decb234f23fd7f0575d0f2df8a79b5097e2fe4cf4

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

Filesize
7KB

MD5
0e63bbeabed046788ad6a318f5a4769e

SHA1
ac3d3f064d6d388dec94ecc87e7c0b9fd0e0df92

SHA256
8543f04164e7bfa9fbb45289be6aff050d2715b823c5a333a0bc71b98f06075d

SHA512
f5735abea49d52fc1885d1f94f258c2b02259fa455e5a832939af37538c3e352f5397dc0070837bcf42a351570ba265eac6708a82d2e21abc18c10967735ef67

Download Submit
memory/2772-27-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2772-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2772-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2772-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2772-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2772-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2772-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2772-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3040-6-0x0000000004FA0000-0x000000000500C000-memory.dmp

Filesize
432KB

Download
memory/3040-1-0x0000000001280000-0x000000000130E000-memory.dmp

Filesize
568KB

Download
memory/3040-0-0x000000007449E000-0x000000007449F000-memory.dmp

Filesize
4KB

Download
memory/3040-2-0x0000000074490000-0x0000000074B7E000-memory.dmp

Filesize
6.9MB

Download
memory/3040-3-0x000000007449E000-0x000000007449F000-memory.dmp

Filesize
4KB

Download
memory/3040-5-0x0000000074490000-0x0000000074B7E000-memory.dmp

Filesize
6.9MB

Download
memory/3040-4-0x00000000003A0000-0x00000000003B2000-memory.dmp

Filesize
72KB

Download
memory/3040-31-0x0000000074490000-0x0000000074B7E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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