snakekeylogger | cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad

General

Target

cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
Size

543KB
MD5

94127a1ca4898c0e04e79ecea0e05b50
SHA1

ea69723e32956765d179fbe60cf2221d6d35c679
SHA256

cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad
SHA512

0a1739e0b3381fde73438e3bb7cf395233d0b19efb74c7c39fed3b5261128cec8d13eb925ca3de3ecbc1a274b524552b607068b2c5418deda615066f4a577257
SSDEEP

12288:rOSf8bQbp898xpDVO0j/Zljlx91d1q9jt0p0oIR1PhY:rOIpTpDo0zvhT1d1q9jtQ1IRQ

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/3064-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3064-31-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3064-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3064-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3064-24-0x0000000000400000-0x0000000000426000-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
2588	powershell.exe
1924	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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.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 2652 set thread context of 3064	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.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	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.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	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.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
2756	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
3064	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
1924	powershell.exe
2588	powershell.exe
3064	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
Token: SeDebugPrivilege	3064	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
Token: SeDebugPrivilege	1924	powershell.exe
Token: SeDebugPrivilege	2588	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 1924	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	30
PID 2652 wrote to memory of 1924	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	30
PID 2652 wrote to memory of 1924	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	30
PID 2652 wrote to memory of 1924	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	30
PID 2652 wrote to memory of 2588	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	32
PID 2652 wrote to memory of 2588	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	32
PID 2652 wrote to memory of 2588	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	32
PID 2652 wrote to memory of 2588	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	32
PID 2652 wrote to memory of 2756	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	33
PID 2652 wrote to memory of 2756	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	33
PID 2652 wrote to memory of 2756	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	33
PID 2652 wrote to memory of 2756	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	33
PID 2652 wrote to memory of 3064	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	36
PID 2652 wrote to memory of 3064	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	36
PID 2652 wrote to memory of 3064	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	36
PID 2652 wrote to memory of 3064	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	36
PID 2652 wrote to memory of 3064	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	36
PID 2652 wrote to memory of 3064	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	36
PID 2652 wrote to memory of 3064	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	36
PID 2652 wrote to memory of 3064	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	36
PID 2652 wrote to memory of 3064	2652	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe

C:\Users\Admin\AppData\Local\Temp\cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
"C:\Users\Admin\AppData\Local\Temp\cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2652
- 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\cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1924
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\LcTZHeZxiLw.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2588
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LcTZHeZxiLw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp512C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2756
- C:\Users\Admin\AppData\Local\Temp\cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
  "C:\Users\Admin\AppData\Local\Temp\cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.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:3064

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\tmp512C.tmp

Filesize
1KB

MD5
d13fcdcf37b8e612219281822b906f5b

SHA1
4d81f862a97689f4d49ea22a68a2458963a07ae1

SHA256
892c1b82e96260e1922f0e79f43a28fbcbbced580d67f3288f471507af63a157

SHA512
6deb5244aa3a06539fde15d69db9b9262139a546ee0542fe3d20ec12053d394b6494ca3696b6a242d31e64a122a9e8cd99f7fe142413a8965cbfa5567e3eed7e

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

Filesize
7KB

MD5
091e9a08601bc6890842c530e0d04c5c

SHA1
34e8ab4aa321bf5343536e40d1f2af60e2f917ac

SHA256
dd0a8fa533424c33413ea219fb3ee97c756bab9fceefe66568eb65041739d5ff

SHA512
f73c69060474cb11ba0c546a05f566e04f9325b708807b4d5f1235cdb8ca1e1e2c5df897d2550dcb83fb0394a876e089d07cfe8d6a61d445be657fbcb6408085

Download Submit
memory/2652-4-0x0000000074140000-0x000000007482E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-3-0x00000000003D0000-0x00000000003E2000-memory.dmp

Filesize
72KB

Download
memory/2652-0-0x000000007414E000-0x000000007414F000-memory.dmp

Filesize
4KB

Download
memory/2652-5-0x000000007414E000-0x000000007414F000-memory.dmp

Filesize
4KB

Download
memory/2652-6-0x0000000074140000-0x000000007482E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-7-0x00000000054D0000-0x0000000005538000-memory.dmp

Filesize
416KB

Download
memory/2652-2-0x0000000074140000-0x000000007482E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-1-0x0000000001380000-0x000000000140E000-memory.dmp

Filesize
568KB

Download
memory/2652-32-0x0000000074140000-0x000000007482E000-memory.dmp

Filesize
6.9MB

Download
memory/3064-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3064-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3064-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3064-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3064-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3064-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3064-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3064-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads