snakekeylogger | 58cc97c8ec91ff5751fefc5eb22620f80c05b1fc81b7447d8475c67b31b4e4d2

General

Target

Dotc67890990.exe
Size

1.1MB
MD5

cc9b17d7e2fd4cd0150c27eb6aa57b74
SHA1

3eed0a0e06be6d082e3965545ef367a7a6694d68
SHA256

58cc97c8ec91ff5751fefc5eb22620f80c05b1fc81b7447d8475c67b31b4e4d2
SHA512

b3d35f5cbca4865bbb839321715b5a55d4f5be39ed75a7bde8536fda4012c002c8a86c91b26b78633bc294aeb1d63a7022f384a1dbfd0fdb015fb0ac563c4bfa
SSDEEP

24576:iAHnh+eWsN3skA4RV1Hom2KXMmHalntScQWro5:lh+ZkldoPK8YarS2y

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.daipro.com.mx
Port:
587
Username:
[email protected]
Password:
DAIpro123**
Email To:
[email protected]

C2

https://scratchdreams.tk

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3220-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Drops startup file 1 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
3888	brawlis.exe

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
12	checkip.dyndns.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x0007000000023cbc-9.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3888 set thread context of 3220	3888	brawlis.exe	83

System Location Discovery: System Language Discovery 1 TTPs 3 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	Dotc67890990.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	brawlis.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3220	RegSvcs.exe
3220	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3888	brawlis.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3220	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
4612	Dotc67890990.exe
4612	Dotc67890990.exe
3888	brawlis.exe
3888	brawlis.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
4612	Dotc67890990.exe
4612	Dotc67890990.exe
3888	brawlis.exe
3888	brawlis.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4612 wrote to memory of 3888	4612	Dotc67890990.exe	82
PID 4612 wrote to memory of 3888	4612	Dotc67890990.exe	82
PID 4612 wrote to memory of 3888	4612	Dotc67890990.exe	82
PID 3888 wrote to memory of 3220	3888	brawlis.exe	83
PID 3888 wrote to memory of 3220	3888	brawlis.exe	83
PID 3888 wrote to memory of 3220	3888	brawlis.exe	83
PID 3888 wrote to memory of 3220	3888	brawlis.exe	83

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\Dotc67890990.exe
"C:\Users\Admin\AppData\Local\Temp\Dotc67890990.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4612
- C:\Users\Admin\AppData\Local\unprickled\brawlis.exe
  "C:\Users\Admin\AppData\Local\Temp\Dotc67890990.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - 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:3888
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\Dotc67890990.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:3220

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

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\directiveness

Filesize
130KB

MD5
2a14e7a837a17628ae0dcc21eed55d42

SHA1
bd57f0970ce764e618ec0beeb03729185a7c21ac

SHA256
4793c6c45486ab492a1523edede11b8772f240a214ef741cf7ec04e0dbddd5b1

SHA512
95158701cfbe2383f078e1bc72dd5300630705ba61b770d6039a7cf94da0935dfca1ac5c239fa05016021eb42494d651491c6f4b2e03c10e861053d9720a75c8

Download Submit
C:\Users\Admin\AppData\Local\unprickled\brawlis.exe

Filesize
1.1MB

MD5
cc9b17d7e2fd4cd0150c27eb6aa57b74

SHA1
3eed0a0e06be6d082e3965545ef367a7a6694d68

SHA256
58cc97c8ec91ff5751fefc5eb22620f80c05b1fc81b7447d8475c67b31b4e4d2

SHA512
b3d35f5cbca4865bbb839321715b5a55d4f5be39ed75a7bde8536fda4012c002c8a86c91b26b78633bc294aeb1d63a7022f384a1dbfd0fdb015fb0ac563c4bfa

Download Submit
memory/3220-25-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

Filesize
4KB

Download
memory/3220-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3220-21-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

Filesize
4KB

Download
memory/3220-22-0x0000000005570000-0x0000000005B14000-memory.dmp

Filesize
5.6MB

Download
memory/3220-23-0x0000000004FC0000-0x000000000505C000-memory.dmp

Filesize
624KB

Download
memory/3220-24-0x0000000074BD0000-0x0000000075380000-memory.dmp

Filesize
7.7MB

Download
memory/3220-26-0x0000000074BD0000-0x0000000075380000-memory.dmp

Filesize
7.7MB

Download
memory/3220-27-0x00000000062B0000-0x0000000006300000-memory.dmp

Filesize
320KB

Download
memory/3220-28-0x00000000064D0000-0x0000000006692000-memory.dmp

Filesize
1.8MB

Download
memory/3220-29-0x00000000063A0000-0x0000000006432000-memory.dmp

Filesize
584KB

Download
memory/3220-30-0x0000000006370000-0x000000000637A000-memory.dmp

Filesize
40KB

Download
memory/3888-18-0x0000000000EE0000-0x00000000012E0000-memory.dmp

Filesize
4.0MB

Download
memory/4612-6-0x0000000000BF0000-0x0000000000FF0000-memory.dmp

Filesize
4.0MB

Download

Analysis

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