snakekeylogger | 3a2e31f2844df5cb91eedbf24c0b93de4b0aa08525f733132c2bce0d7ab81acc

Resubmissions

21-12-2024 22:57

241221-2xpr2atjar 10

21-12-2024 20:29

241221-y9xfvsyngy 10

Analysis

max time kernel
56s
max time network
96s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
21-12-2024 22:57

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General

Target

124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe
Size

732KB
MD5

c5e02c378a0ddbc62c4172830947e97d
SHA1

d0ed805d5b40454a091f233d0c1d9b29ec64c515
SHA256

124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69
SHA512

97a79a56be88085ab2402e4a7474afa344e1eab45108429f2e80de7860da04a97f04220496602d737b9523c854b9c1c24895329d85eb962101b90c19cced5d79
SSDEEP

12288:oy10PPJaxEOCf5lpLR6AlAaXjxmQpunxdk9dmhbbE8QUuQZ60sSj:kTxpcxdPtbE8Duu60sSj

Score

10^/10

snakekeylogger collection credential_access discovery execution keylogger spyware stealer

Malware Config

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral19/memory/2424-22-0x0000000000400000-0x0000000000426000-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
760	powershell.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
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-1-5-21-2410826464-2353372766-2364966905-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe
Key opened	\REGISTRY\USER\S-1-5-21-2410826464-2353372766-2364966905-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe
Key opened	\REGISTRY\USER\S-1-5-21-2410826464-2353372766-2364966905-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.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
1	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2708 set thread context of 2424	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	81

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	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.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	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.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
4928	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
760	powershell.exe
2424	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe
760	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	760	powershell.exe
Token: SeDebugPrivilege	2424	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 760	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	77
PID 2708 wrote to memory of 760	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	77
PID 2708 wrote to memory of 760	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	77
PID 2708 wrote to memory of 4928	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	79
PID 2708 wrote to memory of 4928	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	79
PID 2708 wrote to memory of 4928	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	79
PID 2708 wrote to memory of 2424	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	81
PID 2708 wrote to memory of 2424	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	81
PID 2708 wrote to memory of 2424	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	81
PID 2708 wrote to memory of 2424	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	81
PID 2708 wrote to memory of 2424	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	81
PID 2708 wrote to memory of 2424	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	81
PID 2708 wrote to memory of 2424	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	81
PID 2708 wrote to memory of 2424	2708	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe	81

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2410826464-2353372766-2364966905-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2410826464-2353372766-2364966905-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe

C:\Users\Admin\AppData\Local\Temp\124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe
"C:\Users\Admin\AppData\Local\Temp\124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\drstCmiWVIVPLZ.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:760
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\drstCmiWVIVPLZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBA14.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4928
- C:\Users\Admin\AppData\Local\Temp\124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.exe
  "C:\Users\Admin\AppData\Local\Temp\124dcea053b32060dc96c5b2901df4264837a87ea25e635e0ac76145450d9a69.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:2424

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

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

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_goaha3pb.gsv.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBA14.tmp

Filesize
1KB

MD5
3cc8639dba93e0a778cbbe936d41f345

SHA1
313d09aee6b120b4f43c07962261600d5cef9058

SHA256
d227ef5b7d58897a6f60b61c0e1874520bcf11ffc6f5d94df26bedf88cec1144

SHA512
eaa32b3140b722f023dd948a9e2f441a9bfbab8fe881507c7e551be04b8b8ebbf6efaedf8d9f17f61ed837cc87aedac65dadb143eaeb1d9a395d1aaa7312e0d3

Download Submit
memory/760-16-0x00000000050D0000-0x0000000005106000-memory.dmp

Filesize
216KB

Download
memory/760-58-0x0000000007AD0000-0x0000000007AE1000-memory.dmp

Filesize
68KB

Download
memory/760-18-0x0000000005870000-0x0000000005E9A000-memory.dmp

Filesize
6.2MB

Download
memory/760-59-0x0000000007B00000-0x0000000007B0E000-memory.dmp

Filesize
56KB

Download
memory/760-62-0x0000000007C00000-0x0000000007C08000-memory.dmp

Filesize
32KB

Download
memory/760-57-0x0000000007B50000-0x0000000007BE6000-memory.dmp

Filesize
600KB

Download
memory/760-56-0x0000000007940000-0x000000000794A000-memory.dmp

Filesize
40KB

Download
memory/760-20-0x00000000746A0000-0x0000000074E51000-memory.dmp

Filesize
7.7MB

Download
memory/760-54-0x0000000007F00000-0x000000000857A000-memory.dmp

Filesize
6.5MB

Download
memory/760-53-0x0000000007570000-0x0000000007614000-memory.dmp

Filesize
656KB

Download
memory/760-39-0x0000000006570000-0x000000000658E000-memory.dmp

Filesize
120KB

Download
memory/760-17-0x00000000746A0000-0x0000000074E51000-memory.dmp

Filesize
7.7MB

Download
memory/760-60-0x0000000007B10000-0x0000000007B25000-memory.dmp

Filesize
84KB

Download
memory/760-61-0x0000000007C10000-0x0000000007C2A000-memory.dmp

Filesize
104KB

Download
memory/760-55-0x00000000078C0000-0x00000000078DA000-memory.dmp

Filesize
104KB

Download
memory/760-52-0x00000000074F0000-0x000000000750E000-memory.dmp

Filesize
120KB

Download
memory/760-27-0x00000000746A0000-0x0000000074E51000-memory.dmp

Filesize
7.7MB

Download
memory/760-43-0x0000000070910000-0x000000007095C000-memory.dmp

Filesize
304KB

Download
memory/760-26-0x00000000057F0000-0x0000000005856000-memory.dmp

Filesize
408KB

Download
memory/760-65-0x00000000746A0000-0x0000000074E51000-memory.dmp

Filesize
7.7MB

Download
memory/760-42-0x0000000007530000-0x0000000007564000-memory.dmp

Filesize
208KB

Download
memory/760-29-0x00000000060A0000-0x00000000063F7000-memory.dmp

Filesize
3.3MB

Download
memory/760-25-0x0000000005780000-0x00000000057E6000-memory.dmp

Filesize
408KB

Download
memory/760-23-0x00000000055E0000-0x0000000005602000-memory.dmp

Filesize
136KB

Download
memory/760-40-0x00000000065A0000-0x00000000065EC000-memory.dmp

Filesize
304KB

Download
memory/2424-30-0x00000000746A0000-0x0000000074E51000-memory.dmp

Filesize
7.7MB

Download
memory/2424-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2424-41-0x0000000006790000-0x0000000006952000-memory.dmp

Filesize
1.8MB

Download
memory/2424-66-0x00000000746A0000-0x0000000074E51000-memory.dmp

Filesize
7.7MB

Download
memory/2708-8-0x00000000746A0000-0x0000000074E51000-memory.dmp

Filesize
7.7MB

Download
memory/2708-6-0x0000000005E10000-0x0000000005E26000-memory.dmp

Filesize
88KB

Download
memory/2708-11-0x00000000088D0000-0x000000000896C000-memory.dmp

Filesize
624KB

Download
memory/2708-10-0x00000000087B0000-0x0000000008810000-memory.dmp

Filesize
384KB

Download
memory/2708-9-0x0000000005CF0000-0x0000000005CFC000-memory.dmp

Filesize
48KB

Download
memory/2708-28-0x00000000746A0000-0x0000000074E51000-memory.dmp

Filesize
7.7MB

Download
memory/2708-7-0x00000000746AE000-0x00000000746AF000-memory.dmp

Filesize
4KB

Download
memory/2708-21-0x0000000006BF0000-0x0000000006C16000-memory.dmp

Filesize
152KB

Download
memory/2708-5-0x00000000746A0000-0x0000000074E51000-memory.dmp

Filesize
7.7MB

Download
memory/2708-4-0x0000000005A00000-0x0000000005A0A000-memory.dmp

Filesize
40KB

Download
memory/2708-3-0x0000000005A30000-0x0000000005AC2000-memory.dmp

Filesize
584KB

Download
memory/2708-2-0x0000000005F40000-0x00000000064E6000-memory.dmp

Filesize
5.6MB

Download
memory/2708-1-0x0000000000E80000-0x0000000000F3A000-memory.dmp

Filesize
744KB

Download
memory/2708-0-0x00000000746AE000-0x00000000746AF000-memory.dmp

Filesize
4KB

Download