snakekeylogger | c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29

General

Target

Kayla Dennis CV.exe
Size

620KB
MD5

8f6d690e119684b1629d41f97b83fb23
SHA1

46efdb7ae7079a781723d75e390431aa4c6080e5
SHA256

c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29
SHA512

aa25c86da804170e08f3e4d5d64d7d07007bee539b26b27bc39476de4f99fca8fc0d7eaa3854556d004217982ab36c83f8f15bb21cbf1ffcc382edd911631d9c
SSDEEP

12288:bMVmiWX9OeYHC89ljwRbfWwtODSyaAXd1mA1Ak6OsgSb4VqU+H4o5zBFtyakR:gTONYHFvjwRzCxXd1mvOsH6eYoLy5

Score

10^/10

snakekeylogger collection discovery execution keylogger 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/1812-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1812-31-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1812-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1812-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1812-28-0x0000000000400000-0x0000000000426000-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
2636	powershell.exe
2888	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\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 2296 set thread context of 1812	2296	Kayla Dennis CV.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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Kayla Dennis CV.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
2740	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2296	Kayla Dennis CV.exe
2296	Kayla Dennis CV.exe
2296	Kayla Dennis CV.exe
2888	powershell.exe
2636	powershell.exe
2296	Kayla Dennis CV.exe
1812	RegSvcs.exe
1812	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2296	Kayla Dennis CV.exe
Token: SeDebugPrivilege	2888	powershell.exe
Token: SeDebugPrivilege	2636	powershell.exe
Token: SeDebugPrivilege	1812	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2636	2296	Kayla Dennis CV.exe	30
PID 2296 wrote to memory of 2636	2296	Kayla Dennis CV.exe	30
PID 2296 wrote to memory of 2636	2296	Kayla Dennis CV.exe	30
PID 2296 wrote to memory of 2636	2296	Kayla Dennis CV.exe	30
PID 2296 wrote to memory of 2888	2296	Kayla Dennis CV.exe	32
PID 2296 wrote to memory of 2888	2296	Kayla Dennis CV.exe	32
PID 2296 wrote to memory of 2888	2296	Kayla Dennis CV.exe	32
PID 2296 wrote to memory of 2888	2296	Kayla Dennis CV.exe	32
PID 2296 wrote to memory of 2740	2296	Kayla Dennis CV.exe	34
PID 2296 wrote to memory of 2740	2296	Kayla Dennis CV.exe	34
PID 2296 wrote to memory of 2740	2296	Kayla Dennis CV.exe	34
PID 2296 wrote to memory of 2740	2296	Kayla Dennis CV.exe	34
PID 2296 wrote to memory of 1812	2296	Kayla Dennis CV.exe	36
PID 2296 wrote to memory of 1812	2296	Kayla Dennis CV.exe	36
PID 2296 wrote to memory of 1812	2296	Kayla Dennis CV.exe	36
PID 2296 wrote to memory of 1812	2296	Kayla Dennis CV.exe	36
PID 2296 wrote to memory of 1812	2296	Kayla Dennis CV.exe	36
PID 2296 wrote to memory of 1812	2296	Kayla Dennis CV.exe	36
PID 2296 wrote to memory of 1812	2296	Kayla Dennis CV.exe	36
PID 2296 wrote to memory of 1812	2296	Kayla Dennis CV.exe	36
PID 2296 wrote to memory of 1812	2296	Kayla Dennis CV.exe	36
PID 2296 wrote to memory of 1812	2296	Kayla Dennis CV.exe	36
PID 2296 wrote to memory of 1812	2296	Kayla Dennis CV.exe	36
PID 2296 wrote to memory of 1812	2296	Kayla Dennis CV.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Kayla Dennis CV.exe
"C:\Users\Admin\AppData\Local\Temp\Kayla Dennis CV.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2296
- 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\Kayla Dennis CV.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2636
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lyKbfEsVYfQfU.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2888
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lyKbfEsVYfQfU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp200E.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2740
- 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:1812

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\tmp200E.tmp

Filesize
1KB

MD5
f5074c0e9fd36d44156225c0ab6be888

SHA1
e0704310ecdb175be73bdf26a24fd9e836c79cc5

SHA256
212c3fabf7f1f0867a001a968be00fd0a8f5cd51de0776949783637f91ea6ffe

SHA512
e3286349906d34c6a8dde436624a1632bbe9f9b70322af1dce042cb0a1499caf4ecce383c6d4eb9928ef9b4a71428bb76447601f93ace01df8ce3e32c1d715d9

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

Filesize
7KB

MD5
5914b0f47a89a00a4c38e6b789699f48

SHA1
7ba4a2831032ff4891c01083e7a0ea3bff6ec60e

SHA256
ccaf76f07b07f990dec4535c2745ef8371598b0b737e9b5eda2b1e842f9a2f8a

SHA512
d613bf0c5337eba1596360a4fccb338778e19c87b3d05ad61c10e14c9a2e542f00d6b2074fbf3fb3a349dbe7c8fee9bc7ebfd12d13c162c05f77bbc4c951b3c6

Download Submit
memory/1812-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1812-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1812-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1812-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1812-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1812-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1812-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1812-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2296-6-0x0000000005640000-0x00000000056AC000-memory.dmp

Filesize
432KB

Download
memory/2296-1-0x0000000000C50000-0x0000000000CEC000-memory.dmp

Filesize
624KB

Download
memory/2296-0-0x000000007402E000-0x000000007402F000-memory.dmp

Filesize
4KB

Download
memory/2296-2-0x0000000074020000-0x000000007470E000-memory.dmp

Filesize
6.9MB

Download
memory/2296-3-0x000000007402E000-0x000000007402F000-memory.dmp

Filesize
4KB

Download
memory/2296-5-0x0000000000350000-0x0000000000362000-memory.dmp

Filesize
72KB

Download
memory/2296-4-0x0000000074020000-0x000000007470E000-memory.dmp

Filesize
6.9MB

Download
memory/2296-32-0x0000000074020000-0x000000007470E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads