snakekeylogger | e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732c

General

Target

e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.exe
Size

1.1MB
MD5

369732cfe23b5895c4630ea251064030
SHA1

adef16faa6b44be078fe2e25d397119c74d9a552
SHA256

e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732c
SHA512

315341c5470a32a219c45f88b4832bece764c472a0ef5258117d1d11989b0b92c41de3d0b7a02be5289aa2d1ed59f4b40183a5a7e8094c4db07f6d3fbfa9f4f7
SSDEEP

24576:mRmJkcoQricOIQxiZY1iaI9tlvQEWYnfHYHfHbo5:jJZoQrbTFZY1iaI/N4WvYHfHbo5

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.tumteks.com
Port:
587
Username:
[email protected]
Password:
Tt36556300Ss.
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/1404-3-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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
13	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4772 set thread context of 1404	4772	e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.exe	86

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1704	4772	WerFault.exe	82

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	e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1404	RegSvcs.exe
1404	RegSvcs.exe
1404	RegSvcs.exe
1404	RegSvcs.exe
1404	RegSvcs.exe
1404	RegSvcs.exe
1404	RegSvcs.exe
1404	RegSvcs.exe
1404	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4772	e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1404	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4772	e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.exe
4772	e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4772	e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.exe
4772	e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4772 wrote to memory of 1404	4772	e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.exe	86
PID 4772 wrote to memory of 1404	4772	e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.exe	86
PID 4772 wrote to memory of 1404	4772	e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.exe	86
PID 4772 wrote to memory of 1404	4772	e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.exe	86

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.exe
"C:\Users\Admin\AppData\Local\Temp\e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.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:4772
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\e4aff692493e83f70acd3cb69f0ec7e6ed6403d83d7e0c39eba8de9d3b3c732cN.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:1404
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4772 -s 756
  2⤵
  - Program crash
  PID:1704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4772 -ip 4772
1⤵
PID:1544

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

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1404-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1404-4-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

Filesize
4KB

Download
memory/1404-5-0x00000000051D0000-0x0000000005774000-memory.dmp

Filesize
5.6MB

Download
memory/1404-6-0x0000000004D10000-0x0000000004DAC000-memory.dmp

Filesize
624KB

Download
memory/1404-7-0x0000000073D00000-0x00000000744B0000-memory.dmp

Filesize
7.7MB

Download
memory/1404-8-0x0000000006050000-0x00000000060A0000-memory.dmp

Filesize
320KB

Download
memory/1404-9-0x0000000006270000-0x0000000006432000-memory.dmp

Filesize
1.8MB

Download
memory/1404-10-0x0000000006140000-0x00000000061D2000-memory.dmp

Filesize
584KB

Download
memory/1404-11-0x00000000060F0000-0x00000000060FA000-memory.dmp

Filesize
40KB

Download
memory/1404-12-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

Filesize
4KB

Download
memory/1404-13-0x0000000073D00000-0x00000000744B0000-memory.dmp

Filesize
7.7MB

Download
memory/4772-2-0x0000000004010000-0x0000000004210000-memory.dmp

Filesize
2.0MB

Download

Analysis

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