snakekeylogger | efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-10-2024 02:27

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General

Target

efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe
Size

975KB
MD5

97ee6841e06ab3f460b258f43d4a65ad
SHA1

6e1eee9085c38abdbf4838f82c1c560ed1e4467a
SHA256

efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e
SHA512

b0da19409b05460fc1c2461c1b400b56aa045584bbebc504f703c66cd394ecdc67a623b3394e3f8e9c16ac5222228207129768de214e455f5d95e0882fbbf687
SSDEEP

24576:A7GWB7+31+uvrsHIuj6Zo/ba9HKdNcJp+54Bq2mH6:mTocu9HocJkqH/

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.grupoarlosa.net
Port:
587
Username:
[email protected]
Password:
Arlosa1
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/2316-1095-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 3716 created 3436	3716	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe	56

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PublicKey.vbs	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.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
8	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3716 set thread context of 2316	3716	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe	87

System Location Discovery: System Language Discovery 1 TTPs 2 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	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3716	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe
2316	InstallUtil.exe
2316	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3716	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe
Token: SeDebugPrivilege	3716	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe
Token: SeDebugPrivilege	2316	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3716 wrote to memory of 2316	3716	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe	87
PID 3716 wrote to memory of 2316	3716	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe	87
PID 3716 wrote to memory of 2316	3716	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe	87
PID 3716 wrote to memory of 2316	3716	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe	87
PID 3716 wrote to memory of 2316	3716	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe	87
PID 3716 wrote to memory of 2316	3716	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe	87
PID 3716 wrote to memory of 2316	3716	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe	87
PID 3716 wrote to memory of 2316	3716	efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3436
- C:\Users\Admin\AppData\Local\Temp\efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe
  "C:\Users\Admin\AppData\Local\Temp\efdbe10cecbc88e6d1cf4371494bfbb0b81abfe4810d618fd437255e41dc2f3e.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Drops startup file
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3716
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.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:2316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2316-1093-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/2316-1095-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2316-1096-0x0000000005230000-0x00000000052CC000-memory.dmp

Filesize
624KB

Download
memory/2316-1097-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/2316-1098-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/2316-1101-0x0000000006480000-0x000000000648A000-memory.dmp

Filesize
40KB

Download
memory/2316-1100-0x0000000006620000-0x00000000067E2000-memory.dmp

Filesize
1.8MB

Download
memory/2316-1099-0x0000000006400000-0x0000000006450000-memory.dmp

Filesize
320KB

Download
memory/3716-38-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-26-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-10-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-14-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-68-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-66-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-64-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-62-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-60-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-58-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-56-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-54-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-52-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-50-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-48-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-44-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-43-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-40-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-3-0x0000000005560000-0x0000000005B04000-memory.dmp

Filesize
5.6MB

Download
memory/3716-34-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-32-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-31-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-28-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-4-0x0000000005050000-0x00000000050E2000-memory.dmp

Filesize
584KB

Download
memory/3716-24-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-22-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-20-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-18-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-16-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-12-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-9-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-6-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-46-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-36-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-5-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3716-1079-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/3716-1080-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/3716-1081-0x0000000005130000-0x0000000005192000-memory.dmp

Filesize
392KB

Download
memory/3716-1082-0x0000000005190000-0x00000000051DC000-memory.dmp

Filesize
304KB

Download
memory/3716-1086-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/3716-2-0x0000000004E10000-0x0000000004EFE000-memory.dmp

Filesize
952KB

Download
memory/3716-1-0x00000000003B0000-0x00000000004AA000-memory.dmp

Filesize
1000KB

Download
memory/3716-0-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/3716-1087-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/3716-1089-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/3716-1088-0x0000000005220000-0x0000000005274000-memory.dmp

Filesize
336KB

Download
memory/3716-1094-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download