snakekeylogger | dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e

Analysis

max time kernel
117s
max time network
143s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
10-10-2024 10:00

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General

Target

dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe
Size

526KB
MD5

d25d303ca9ec88e005cbab9f35d4d210
SHA1

3c037df248b5b25e139cc7fc6142e6cd371446a3
SHA256

dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e
SHA512

fe416e58f5f32c7807bba84bd3c33376130a841e89afc7b4c3fd10d38c779d1fb1636a4f85501d69e99e8b9aca06ec65538667daa64ccdb259522e584feb00c1
SSDEEP

12288:xf0D4BQWzdAUxsfSWSLne4ZdzkpnRmkYwhX83X4Nu1jW:xhQQZxmoze47KRmkYwxmXk6S

Score

10^/10

snakekeylogger collection discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

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/1484-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1484-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1484-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1484-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1484-23-0x0000000000400000-0x0000000000426000-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
2836	powershell.exe
2884	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\15.0\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 2116 set thread context of 1484	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.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
2692	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe
2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe
2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe
2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe
1484	RegSvcs.exe
2884	powershell.exe
2836	powershell.exe
1484	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe
Token: SeDebugPrivilege	1484	RegSvcs.exe
Token: SeDebugPrivilege	2884	powershell.exe
Token: SeDebugPrivilege	2836	powershell.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2836	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	30
PID 2116 wrote to memory of 2836	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	30
PID 2116 wrote to memory of 2836	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	30
PID 2116 wrote to memory of 2836	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	30
PID 2116 wrote to memory of 2884	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	32
PID 2116 wrote to memory of 2884	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	32
PID 2116 wrote to memory of 2884	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	32
PID 2116 wrote to memory of 2884	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	32
PID 2116 wrote to memory of 2692	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	33
PID 2116 wrote to memory of 2692	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	33
PID 2116 wrote to memory of 2692	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	33
PID 2116 wrote to memory of 2692	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	33
PID 2116 wrote to memory of 3032	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	36
PID 2116 wrote to memory of 3032	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	36
PID 2116 wrote to memory of 3032	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	36
PID 2116 wrote to memory of 3032	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	36
PID 2116 wrote to memory of 3032	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	36
PID 2116 wrote to memory of 3032	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	36
PID 2116 wrote to memory of 3032	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	36
PID 2116 wrote to memory of 1484	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	37
PID 2116 wrote to memory of 1484	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	37
PID 2116 wrote to memory of 1484	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	37
PID 2116 wrote to memory of 1484	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	37
PID 2116 wrote to memory of 1484	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	37
PID 2116 wrote to memory of 1484	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	37
PID 2116 wrote to memory of 1484	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	37
PID 2116 wrote to memory of 1484	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	37
PID 2116 wrote to memory of 1484	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	37
PID 2116 wrote to memory of 1484	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	37
PID 2116 wrote to memory of 1484	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	37
PID 2116 wrote to memory of 1484	2116	dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe	37

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe
"C:\Users\Admin\AppData\Local\Temp\dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2116
- 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\dcf3ebaa281f05217097685b485ab9b56711ed87679cf755ee82ebfa4479c01e.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2836
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xPtoEZCT.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2884
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xPtoEZCT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp38FB.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2692
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:3032
- 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:1484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp38FB.tmp

Filesize
1KB

MD5
f6552f76f980d91aa050c58dd635d5b7

SHA1
614e0aef4455bd075a68de644ec7b97d74b6f68d

SHA256
be991894a7fedb4cb8b5a9ed6ba25d958da326a0d82c0d805581241a4b24526f

SHA512
f5df4a98b24132e094f9600f1760604da5cfb306eb52a757eec26b4503f311203379c178d38527946e2ae350f2ae390c65e4eaeea1623fe0aad8d7cdce663155

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ZFHOMGBAN43MDHEQOZYZ.temp

Filesize
7KB

MD5
ba5be42041ea75e0fdb8f29fda26fb8a

SHA1
1cc778cba1b0e4fd06055566fd28779cd920dcb8

SHA256
95e2b39dd44a179e6239a0548f91772f37ac3adbddd154ff5aec3ba3d32d5eda

SHA512
bd18ec40ee978649bda6df313fe654af2b9723e7b25d00f20b2719f1cf8256e78003f8362b698c1702727fb68f7a6ddeba7a6264dcd5f83c5d8c3ccd6d3ae772

Download Submit
memory/1484-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1484-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1484-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1484-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1484-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1484-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1484-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1484-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2116-6-0x0000000004D00000-0x0000000004D68000-memory.dmp

Filesize
416KB

Download
memory/2116-1-0x0000000000D00000-0x0000000000D8A000-memory.dmp

Filesize
552KB

Download
memory/2116-0-0x000000007420E000-0x000000007420F000-memory.dmp

Filesize
4KB

Download
memory/2116-2-0x0000000074200000-0x00000000748EE000-memory.dmp

Filesize
6.9MB

Download
memory/2116-3-0x0000000000640000-0x0000000000658000-memory.dmp

Filesize
96KB

Download
memory/2116-5-0x0000000074200000-0x00000000748EE000-memory.dmp

Filesize
6.9MB

Download
memory/2116-4-0x000000007420E000-0x000000007420F000-memory.dmp

Filesize
4KB

Download
memory/2116-31-0x0000000074200000-0x00000000748EE000-memory.dmp

Filesize
6.9MB

Download