snakekeylogger | 08a83016137949016b2aca6721f055b98b9d6bc5bc901764a8a6a7936aae8902

General

Target

Estado de Cuenta.exe
Size

70.0MB
MD5

84b195869d13d9c15fe8836e94b2a842
SHA1

496f11cb4a675b90e807c2a60c237346af8f030b
SHA256

08a83016137949016b2aca6721f055b98b9d6bc5bc901764a8a6a7936aae8902
SHA512

07af602f41407453f28b0db4c6f44471e313571b42548870c618226c1d247d410aa35bdbaad06b57787cee62ae3a2b36e2389cb19ed7a3cc1af7059a0a6f5c90
SSDEEP

24576:1tb20pkaCqT5TBWgNQ7a9depk/7diNU36A:mVg5tQ7a9482G5

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.luhomar.com.co
Port:
587
Username:
[email protected]
Password:
z9-ziS7,lbO@
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2260-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2260-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2260-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

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 2792 set thread context of 2260	2792	Estado de Cuenta.exe	28

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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Estado de Cuenta.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2260	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2792	Estado de Cuenta.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2260	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2792	Estado de Cuenta.exe
2792	Estado de Cuenta.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2792	Estado de Cuenta.exe
2792	Estado de Cuenta.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 2260	2792	Estado de Cuenta.exe	28
PID 2792 wrote to memory of 2260	2792	Estado de Cuenta.exe	28
PID 2792 wrote to memory of 2260	2792	Estado de Cuenta.exe	28
PID 2792 wrote to memory of 2260	2792	Estado de Cuenta.exe	28
PID 2792 wrote to memory of 2260	2792	Estado de Cuenta.exe	28
PID 2792 wrote to memory of 2260	2792	Estado de Cuenta.exe	28
PID 2792 wrote to memory of 2260	2792	Estado de Cuenta.exe	28
PID 2792 wrote to memory of 2260	2792	Estado de Cuenta.exe	28
PID 2260 wrote to memory of 2640	2260	RegSvcs.exe	31
PID 2260 wrote to memory of 2640	2260	RegSvcs.exe	31
PID 2260 wrote to memory of 2640	2260	RegSvcs.exe	31
PID 2260 wrote to memory of 2640	2260	RegSvcs.exe	31
PID 2640 wrote to memory of 2804	2640	cmd.exe	33
PID 2640 wrote to memory of 2804	2640	cmd.exe	33
PID 2640 wrote to memory of 2804	2640	cmd.exe	33
PID 2640 wrote to memory of 2804	2640	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\Estado de Cuenta.exe
"C:\Users\Admin\AppData\Local\Temp\Estado de Cuenta.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2792
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\Estado de Cuenta.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2260
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2640
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:2804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2260-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2260-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2260-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2260-12-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

Filesize
4KB

Download
memory/2260-13-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2260-14-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

Filesize
4KB

Download
memory/2260-15-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2260-16-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-6-0x0000000000D30000-0x0000000001130000-memory.dmp

Filesize
4.0MB

Download

Analysis

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