snakekeylogger | c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29

General

Target

c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.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/2324-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2324-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2324-27-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2324-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2324-22-0x0000000000400000-0x0000000000426000-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
2744	powershell.exe
2232	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\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 1848 set thread context of 2324	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.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	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.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	RegSvcs.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
3008	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
2324	RegSvcs.exe
1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
2232	powershell.exe
2744	powershell.exe
2324	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
Token: SeDebugPrivilege	2324	RegSvcs.exe
Token: SeDebugPrivilege	2232	powershell.exe
Token: SeDebugPrivilege	2744	powershell.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 2744	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	31
PID 1848 wrote to memory of 2744	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	31
PID 1848 wrote to memory of 2744	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	31
PID 1848 wrote to memory of 2744	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	31
PID 1848 wrote to memory of 2232	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	33
PID 1848 wrote to memory of 2232	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	33
PID 1848 wrote to memory of 2232	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	33
PID 1848 wrote to memory of 2232	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	33
PID 1848 wrote to memory of 3008	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	34
PID 1848 wrote to memory of 3008	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	34
PID 1848 wrote to memory of 3008	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	34
PID 1848 wrote to memory of 3008	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	34
PID 1848 wrote to memory of 2324	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	37
PID 1848 wrote to memory of 2324	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	37
PID 1848 wrote to memory of 2324	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	37
PID 1848 wrote to memory of 2324	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	37
PID 1848 wrote to memory of 2324	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	37
PID 1848 wrote to memory of 2324	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	37
PID 1848 wrote to memory of 2324	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	37
PID 1848 wrote to memory of 2324	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	37
PID 1848 wrote to memory of 2324	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	37
PID 1848 wrote to memory of 2324	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	37
PID 1848 wrote to memory of 2324	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	37
PID 1848 wrote to memory of 2324	1848	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	37

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
"C:\Users\Admin\AppData\Local\Temp\c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1848
- 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\c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2744
- 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:2232
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lyKbfEsVYfQfU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8353.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3008
- 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:2324

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp8353.tmp

Filesize
1KB

MD5
b09e1514ff01ca6c1471255dc9802439

SHA1
5d19707e17a7ed62ff6fb2a25cda5ad0c3471ee1

SHA256
2c986789c759a72e226e19968e726f6f80b710d215e7e3d73c00b25f3875b606

SHA512
ab0ee374ef1d28b9b55c9a8724baa30a578cfda27106438de14cbd8cd577046ddadaf8240e08bbfe0927948934a4d928a6b54e1f7eab4a8a3e7358e3c9aaadc1

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

Filesize
7KB

MD5
6c04e39ecad1d7e23b9c6ef6cc316616

SHA1
9e36df050a3891b116a17c40fd353bac2e861553

SHA256
0b51caa17b107aa23ada50103d4556b42e3f3316d7a4f352b0ae8e03f6289c83

SHA512
023fe1db1ee68f5b70d83449b19dc803a9297abd5b297e0c7356a203f0e8d7a40c21117595027daeee779783e06c77426d0c3dea58d5064d1cc157714f03ce21

Download Submit
memory/1848-30-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/1848-1-0x0000000000930000-0x00000000009CC000-memory.dmp

Filesize
624KB

Download
memory/1848-2-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/1848-3-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/1848-4-0x00000000002C0000-0x00000000002D2000-memory.dmp

Filesize
72KB

Download
memory/1848-5-0x0000000004D30000-0x0000000004D9C000-memory.dmp

Filesize
432KB

Download
memory/1848-0-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

Filesize
4KB

Download
memory/2324-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2324-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2324-27-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2324-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2324-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2324-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2324-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2324-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads