snakekeylogger | 3a2e31f2844df5cb91eedbf24c0b93de4b0aa08525f733132c2bce0d7ab81acc

Resubmissions

21-12-2024 22:57

241221-2xpr2atjar 10

21-12-2024 20:29

241221-y9xfvsyngy 10

Analysis

max time kernel
68s
max time network
212s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 20:29

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe
Size

788KB
MD5

832c021d3b613ebd74524020c358fa47
SHA1

518c62a254a2776c8858703503210e23e96edfa1
SHA256

0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6
SHA512

94145ce70a55710bdcd3a20c04bc3e3ff80b32243dbb77ea7ee3f5f55b52d1a799d3f1d7109101f727483f8c5133e992ae5abb078bb9761115a0ac71acdd2297
SSDEEP

12288:IxguJdDoxGc4nHzZVX49UGGHvGvGgx+C09Dqj:IxbdExGcEHzTI9UGPGAnj

Score

10^/10

snakekeylogger collection credential_access discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot5542941782:AAFlsn_FCfYT7D_ZthXK_Udd4a15AE58_Wg/sendMessage?chat_id=2054148913

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral16/memory/1968-22-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral16/memory/1968-27-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral16/memory/1968-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral16/memory/1968-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral16/memory/1968-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2840	powershell.exe

Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.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 2212 set thread context of 1968	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	33

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 4 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	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.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
2928	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1968	MSBuild.exe
2840	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1968	MSBuild.exe
Token: SeDebugPrivilege	2840	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2840	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	29
PID 2212 wrote to memory of 2840	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	29
PID 2212 wrote to memory of 2840	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	29
PID 2212 wrote to memory of 2840	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	29
PID 2212 wrote to memory of 2928	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	31
PID 2212 wrote to memory of 2928	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	31
PID 2212 wrote to memory of 2928	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	31
PID 2212 wrote to memory of 2928	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	31
PID 2212 wrote to memory of 1968	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	33
PID 2212 wrote to memory of 1968	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	33
PID 2212 wrote to memory of 1968	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	33
PID 2212 wrote to memory of 1968	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	33
PID 2212 wrote to memory of 1968	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	33
PID 2212 wrote to memory of 1968	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	33
PID 2212 wrote to memory of 1968	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	33
PID 2212 wrote to memory of 1968	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	33
PID 2212 wrote to memory of 1968	2212	0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe
"C:\Users\Admin\AppData\Local\Temp\0296e49137a482b7db3bed7fe16c5ad20b083b20a8ce56b6c42309fff94d50b6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pfERLUVCmPr.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2840
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pfERLUVCmPr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp99C0.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2928
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.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:1968

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp99C0.tmp

Filesize
1KB

MD5
68e6153d0c6035a3f2ef696085a68c8c

SHA1
5b0ee7f36259f1726eff6138ce00df3e3c3eebdc

SHA256
4583b571f97e2221157e569a4335eee02fb6696dc049e760bff4ea21f89bdd4a

SHA512
43dbd9853c834da64d45a064888b1935c014724765c8230233e88436162a3b559e5e42434b2db9fa1a5bb6dae07389a7195212b9b2368ebd354ddee861115bb7

Download Submit
memory/1968-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1968-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1968-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1968-27-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1968-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1968-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1968-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1968-24-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2212-6-0x0000000000410000-0x000000000041C000-memory.dmp

Filesize
48KB

Download
memory/2212-3-0x00000000004D0000-0x00000000004E6000-memory.dmp

Filesize
88KB

Download
memory/2212-4-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/2212-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/2212-28-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2212-1-0x0000000000F60000-0x000000000102C000-memory.dmp

Filesize
816KB

Download
memory/2212-7-0x0000000005E70000-0x0000000005ED0000-memory.dmp

Filesize
384KB

Download
memory/2212-2-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2212-5-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2212-13-0x0000000000DD0000-0x0000000000DF6000-memory.dmp

Filesize
152KB

Download