snakekeylogger | 353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270

Analysis

max time kernel
112s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2024, 12:11

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General

Target

353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.exe
Size

977KB
MD5

fea83f260f2972644d1dd41309f41200
SHA1

859123bbf12e66d283c9a991f1ee62e8f7061ac5
SHA256

353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270
SHA512

96d6676794b3a19506749ac7723a028a4c5f199ee414f80811f7cf01b4e2376917d444a0e0dc31d95439d5f41a2b0ba47fd05abac147912ee295a026410fa4bc
SSDEEP

24576:QqNfcE3qokV5EkITpoWZHUkAjVhMfo9NWtxIVSfb+PP4Iyv10cv:QSkWFEEXyZVhf94txePOecv

Score

10^/10

snakekeylogger collection credential_access keylogger persistence stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot7327372938:AAHFwuC3knQ9jY-1T98yh8owXZiixS_neU0/sendMessage?chat_id=6951521546

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3620-1092-0x0000000140000000-0x0000000140024000-memory.dmp	family_snakekeylogger

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 2676 created 3400	2676	353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.exe	55

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tigzk = "C:\\Users\\Admin\\AppData\\Roaming\\Tigzk.exe"	353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.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
15	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2676 set thread context of 3620	2676	353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.exe	82

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2676	353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.exe
3620	MSBuild.exe
3620	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2676	353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.exe
Token: SeDebugPrivilege	2676	353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.exe
Token: SeDebugPrivilege	3620	MSBuild.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 3620	2676	353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.exe	82
PID 2676 wrote to memory of 3620	2676	353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.exe	82
PID 2676 wrote to memory of 3620	2676	353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.exe	82
PID 2676 wrote to memory of 3620	2676	353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.exe	82
PID 2676 wrote to memory of 3620	2676	353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.exe	82
PID 2676 wrote to memory of 3620	2676	353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3400
- C:\Users\Admin\AppData\Local\Temp\353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.exe
  "C:\Users\Admin\AppData\Local\Temp\353a6f797e3e2c4e296ee8e5a72e393657f8e84889edd579d6f239c5d4ada270N.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2676
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2676-0-0x00007FFA7BA23000-0x00007FFA7BA25000-memory.dmp

Filesize
8KB

Download
memory/2676-1-0x000001CA99E30000-0x000001CA99F28000-memory.dmp

Filesize
992KB

Download
memory/2676-2-0x000001CAB4530000-0x000001CAB4616000-memory.dmp

Filesize
920KB

Download
memory/2676-50-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-48-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-46-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-44-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-42-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-36-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-34-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-30-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-24-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-18-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-14-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-12-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-10-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-6-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-66-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-64-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-219-0x00007FFA7BA20000-0x00007FFA7C4E1000-memory.dmp

Filesize
10.8MB

Download
memory/2676-62-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-60-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-58-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-56-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-55-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-52-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-40-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-38-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-32-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-28-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-26-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-22-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-20-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-16-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-8-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-3-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-4-0x000001CAB4530000-0x000001CAB4611000-memory.dmp

Filesize
900KB

Download
memory/2676-1078-0x00007FFA7BA20000-0x00007FFA7C4E1000-memory.dmp

Filesize
10.8MB

Download
memory/2676-1079-0x000001CAB4450000-0x000001CAB44B2000-memory.dmp

Filesize
392KB

Download
memory/2676-1080-0x000001CAB44B0000-0x000001CAB44FC000-memory.dmp

Filesize
304KB

Download
memory/2676-1083-0x00007FFA7BA20000-0x00007FFA7C4E1000-memory.dmp

Filesize
10.8MB

Download
memory/2676-1085-0x00007FFA7BA20000-0x00007FFA7C4E1000-memory.dmp

Filesize
10.8MB

Download
memory/2676-1086-0x00007FFA7BA20000-0x00007FFA7C4E1000-memory.dmp

Filesize
10.8MB

Download
memory/2676-1087-0x000001CAB4620000-0x000001CAB4674000-memory.dmp

Filesize
336KB

Download
memory/2676-1090-0x00007FFA7BA20000-0x00007FFA7C4E1000-memory.dmp

Filesize
10.8MB

Download
memory/3620-1091-0x00007FFA7BA20000-0x00007FFA7C4E1000-memory.dmp

Filesize
10.8MB

Download
memory/3620-1092-0x0000000140000000-0x0000000140024000-memory.dmp

Filesize
144KB

Download
memory/3620-1093-0x00007FFA7BA20000-0x00007FFA7C4E1000-memory.dmp

Filesize
10.8MB

Download
memory/3620-1094-0x00007FFA7BA20000-0x00007FFA7C4E1000-memory.dmp

Filesize
10.8MB

Download
memory/3620-1095-0x000001A63E960000-0x000001A63E9B0000-memory.dmp

Filesize
320KB

Download
memory/3620-1096-0x000001A657640000-0x000001A657802000-memory.dmp

Filesize
1.8MB

Download