snakekeylogger | c80986ae29269ced5ae5d3c62833734693c71efbc0dc760aa4ae807f76ef7461

Analysis

max time kernel
118s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-11-2024 12:40

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General

Target

Maria Sibirtseva Professional CV.exe
Size

807KB
MD5

0419b4d9f3a81ee1e4c22d989903edd4
SHA1

19315399d70f593d8c456758f59e278006bf85a7
SHA256

c80986ae29269ced5ae5d3c62833734693c71efbc0dc760aa4ae807f76ef7461
SHA512

5455b2af1c09b47a83dcdfbfea4c6c8f1cf17dbdd161679f63836d7a0c39497a60f09e80fc911b7908260a2804e28914acda71012193f35d180c6078b9d78629
SSDEEP

12288:GTfvtpmBKE2Db57IHDwm9tYsFINny0n6v3HoBpm5BH2xSLkUPcC/bykR:GTe2n5sHDnvYAs03IBpqQ2kUPFzB

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/2532-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2532-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2532-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2532-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2532-23-0x0000000000400000-0x0000000000426000-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
2652	powershell.exe
2748	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\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 2416 set thread context of 2532	2416	Maria Sibirtseva Professional CV.exe	38

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	Maria Sibirtseva Professional CV.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
2796	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2416	Maria Sibirtseva Professional CV.exe
2416	Maria Sibirtseva Professional CV.exe
2416	Maria Sibirtseva Professional CV.exe
2416	Maria Sibirtseva Professional CV.exe
2416	Maria Sibirtseva Professional CV.exe
2652	powershell.exe
2748	powershell.exe
2416	Maria Sibirtseva Professional CV.exe
2532	RegSvcs.exe
2532	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2416	Maria Sibirtseva Professional CV.exe
Token: SeDebugPrivilege	2652	powershell.exe
Token: SeDebugPrivilege	2748	powershell.exe
Token: SeDebugPrivilege	2532	RegSvcs.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 2652	2416	Maria Sibirtseva Professional CV.exe	31
PID 2416 wrote to memory of 2652	2416	Maria Sibirtseva Professional CV.exe	31
PID 2416 wrote to memory of 2652	2416	Maria Sibirtseva Professional CV.exe	31
PID 2416 wrote to memory of 2652	2416	Maria Sibirtseva Professional CV.exe	31
PID 2416 wrote to memory of 2748	2416	Maria Sibirtseva Professional CV.exe	33
PID 2416 wrote to memory of 2748	2416	Maria Sibirtseva Professional CV.exe	33
PID 2416 wrote to memory of 2748	2416	Maria Sibirtseva Professional CV.exe	33
PID 2416 wrote to memory of 2748	2416	Maria Sibirtseva Professional CV.exe	33
PID 2416 wrote to memory of 2796	2416	Maria Sibirtseva Professional CV.exe	35
PID 2416 wrote to memory of 2796	2416	Maria Sibirtseva Professional CV.exe	35
PID 2416 wrote to memory of 2796	2416	Maria Sibirtseva Professional CV.exe	35
PID 2416 wrote to memory of 2796	2416	Maria Sibirtseva Professional CV.exe	35
PID 2416 wrote to memory of 1912	2416	Maria Sibirtseva Professional CV.exe	37
PID 2416 wrote to memory of 1912	2416	Maria Sibirtseva Professional CV.exe	37
PID 2416 wrote to memory of 1912	2416	Maria Sibirtseva Professional CV.exe	37
PID 2416 wrote to memory of 1912	2416	Maria Sibirtseva Professional CV.exe	37
PID 2416 wrote to memory of 1912	2416	Maria Sibirtseva Professional CV.exe	37
PID 2416 wrote to memory of 1912	2416	Maria Sibirtseva Professional CV.exe	37
PID 2416 wrote to memory of 1912	2416	Maria Sibirtseva Professional CV.exe	37
PID 2416 wrote to memory of 2532	2416	Maria Sibirtseva Professional CV.exe	38
PID 2416 wrote to memory of 2532	2416	Maria Sibirtseva Professional CV.exe	38
PID 2416 wrote to memory of 2532	2416	Maria Sibirtseva Professional CV.exe	38
PID 2416 wrote to memory of 2532	2416	Maria Sibirtseva Professional CV.exe	38
PID 2416 wrote to memory of 2532	2416	Maria Sibirtseva Professional CV.exe	38
PID 2416 wrote to memory of 2532	2416	Maria Sibirtseva Professional CV.exe	38
PID 2416 wrote to memory of 2532	2416	Maria Sibirtseva Professional CV.exe	38
PID 2416 wrote to memory of 2532	2416	Maria Sibirtseva Professional CV.exe	38
PID 2416 wrote to memory of 2532	2416	Maria Sibirtseva Professional CV.exe	38
PID 2416 wrote to memory of 2532	2416	Maria Sibirtseva Professional CV.exe	38
PID 2416 wrote to memory of 2532	2416	Maria Sibirtseva Professional CV.exe	38
PID 2416 wrote to memory of 2532	2416	Maria Sibirtseva Professional CV.exe	38

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Maria Sibirtseva Professional CV.exe
"C:\Users\Admin\AppData\Local\Temp\Maria Sibirtseva Professional 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:2416
- 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\Maria Sibirtseva Professional CV.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  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\Roaming\lBPAFEPExvftUn.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2748
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lBPAFEPExvftUn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4C7B.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2796
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:1912
- 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:2532

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\tmp4C7B.tmp

Filesize
1KB

MD5
46c287d594c93a573fdbf70389bc18da

SHA1
eea9dda0117d8ca1b9f964bae94f31a9b325fdfe

SHA256
b0ca9b94cde9d6c0fe7fe260eb098e34dac506ee3c05970b1eb33390229ebb7a

SHA512
26a53f4e37778862dc84b35d612cdf5ef3221be787c2157218775d77fbae3c391c4232360576e69b002e5a2ce98ed96cc16a92dc2394ccf3077796bec7a7cdc2

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

Filesize
7KB

MD5
33dd9c8d470a4eb4566fcf361f757fad

SHA1
5a9b65cfa38f7aecf8508eb9ff876ed982ffeb8e

SHA256
5a9901751ddf8580ef527c38d99a3aacae273afb55406c0062697706a9b58bb4

SHA512
2a71dbbdf7bd70d6f194e3e20c625e04551f5d2b312f2af1d2e9c079403966e3390410586869a8b2425b01b85e8caee98cb85afa394331cac68176a3abc517dd

Download Submit
memory/2416-4-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2416-31-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2416-0-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/2416-5-0x00000000004C0000-0x00000000004DC000-memory.dmp

Filesize
112KB

Download
memory/2416-6-0x0000000001F00000-0x0000000001F68000-memory.dmp

Filesize
416KB

Download
memory/2416-2-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2416-1-0x0000000000020000-0x00000000000EC000-memory.dmp

Filesize
816KB

Download
memory/2416-3-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/2532-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2532-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2532-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2532-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2532-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2532-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2532-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2532-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download