snakekeylogger | 0478e4f1ac436fa2cb51ce427c0a9e3e39c79f1d328215879a88dc9e3b60629f

General

Target

Solicitud de cotizacion.exe
Size

546KB
MD5

a817614af07e6e0bfb951cd1bac7523a
SHA1

d5047ae88421a2c1e4a7baca0871cb34859820a0
SHA256

0478e4f1ac436fa2cb51ce427c0a9e3e39c79f1d328215879a88dc9e3b60629f
SHA512

e7853cd19c73985e0e11854772aaa3a66813c1c2826853afc8de234d0c0c3591f27a900ffca13e1d65ace30fb464f91a1536de06c53d840d3ce190c5270ddbd8
SSDEEP

12288:ly3HI6uQmD035I8D5P46hiZ5RMhBtsyfEriAASk5Nm4pm:lcHIxQmI35DR45eBtPAqK

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7985379579:AAFFNXAHJz6n24A6xEGgMMms826UxvjorNA/sendMessage?chat_id=6370711846

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2252-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2252-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2252-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2252-10-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2252-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Deletes itself 1 IoCs

pid	Process
2072	cmd.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 2732 set thread context of 2252	2732	Solicitud de cotizacion.exe	31

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	Solicitud de cotizacion.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Solicitud de cotizacion.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2732	Solicitud de cotizacion.exe
2732	Solicitud de cotizacion.exe
2732	Solicitud de cotizacion.exe
2732	Solicitud de cotizacion.exe
2732	Solicitud de cotizacion.exe
2732	Solicitud de cotizacion.exe
2732	Solicitud de cotizacion.exe
2732	Solicitud de cotizacion.exe
2732	Solicitud de cotizacion.exe
2252	Solicitud de cotizacion.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2732	Solicitud de cotizacion.exe
Token: SeDebugPrivilege	2252	Solicitud de cotizacion.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 2252	2732	Solicitud de cotizacion.exe	31
PID 2732 wrote to memory of 2252	2732	Solicitud de cotizacion.exe	31
PID 2732 wrote to memory of 2252	2732	Solicitud de cotizacion.exe	31
PID 2732 wrote to memory of 2252	2732	Solicitud de cotizacion.exe	31
PID 2732 wrote to memory of 2252	2732	Solicitud de cotizacion.exe	31
PID 2732 wrote to memory of 2252	2732	Solicitud de cotizacion.exe	31
PID 2732 wrote to memory of 2252	2732	Solicitud de cotizacion.exe	31
PID 2732 wrote to memory of 2252	2732	Solicitud de cotizacion.exe	31
PID 2732 wrote to memory of 2252	2732	Solicitud de cotizacion.exe	31
PID 2252 wrote to memory of 2072	2252	Solicitud de cotizacion.exe	32
PID 2252 wrote to memory of 2072	2252	Solicitud de cotizacion.exe	32
PID 2252 wrote to memory of 2072	2252	Solicitud de cotizacion.exe	32
PID 2252 wrote to memory of 2072	2252	Solicitud de cotizacion.exe	32
PID 2072 wrote to memory of 1456	2072	cmd.exe	34
PID 2072 wrote to memory of 1456	2072	cmd.exe	34
PID 2072 wrote to memory of 1456	2072	cmd.exe	34
PID 2072 wrote to memory of 1456	2072	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion.exe
"C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2732
- C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion.exe
  "C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2252
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2072
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:1456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2252-19-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2252-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2252-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2252-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2252-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2252-23-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2252-22-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2252-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2252-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2252-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2252-21-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2252-18-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2252-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2732-4-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/2732-3-0x00000000004E0000-0x00000000004F2000-memory.dmp

Filesize
72KB

Download
memory/2732-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/2732-20-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2732-1-0x0000000000120000-0x00000000001AE000-memory.dmp

Filesize
568KB

Download
memory/2732-2-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2732-6-0x0000000005C00000-0x0000000005C6C000-memory.dmp

Filesize
432KB

Download
memory/2732-5-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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