snakekeylogger | 695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0

General

Target

695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe
Size

484KB
MD5

4f317faf94f46f6ea6bdbdc2a5e2b929
SHA1

36a41461d36205bbc7245dd194d76a6001de9411
SHA256

695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0
SHA512

7d246dfd84b9a7d7683a9377210609bb6c684ae48f4370c8c8507c6905af69bde0c6c1405253746d22d20056f121a1f638446f7c54462ec81af42515f9b57be7
SSDEEP

12288:y8G1KBsGhcbWFP7a4+iMg2WMN5IAk3w0/Vw5ZovH5UP3:2YBfhcbMza4+guZZs5UP

Score

10^/10

snakekeylogger collection credential_access discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
alphagasea.com
Port:
587
Username:
[email protected]
Password:
welding123*
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/4308-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.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
3	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4680 set thread context of 4308	4680	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe	86

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	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4308	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe
4308	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4308	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4680 wrote to memory of 4308	4680	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe	86
PID 4680 wrote to memory of 4308	4680	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe	86
PID 4680 wrote to memory of 4308	4680	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe	86
PID 4680 wrote to memory of 4308	4680	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe	86
PID 4680 wrote to memory of 4308	4680	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe	86
PID 4680 wrote to memory of 4308	4680	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe	86
PID 4680 wrote to memory of 4308	4680	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe	86
PID 4680 wrote to memory of 4308	4680	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe	86

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe

C:\Users\Admin\AppData\Local\Temp\695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe
"C:\Users\Admin\AppData\Local\Temp\695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4680
- C:\Users\Admin\AppData\Local\Temp\695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.exe
  "C:\Users\Admin\AppData\Local\Temp\695640703f43e6250704c8a10d01604e799b1cdeb4c4340ae5bf2a25e2c291f0.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:4308

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4308-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4308-17-0x0000000006B40000-0x0000000006D02000-memory.dmp

Filesize
1.8MB

Download
memory/4308-16-0x0000000006920000-0x0000000006970000-memory.dmp

Filesize
320KB

Download
memory/4308-15-0x00000000753B0000-0x0000000075B60000-memory.dmp

Filesize
7.7MB

Download
memory/4308-14-0x00000000753B0000-0x0000000075B60000-memory.dmp

Filesize
7.7MB

Download
memory/4308-11-0x00000000753B0000-0x0000000075B60000-memory.dmp

Filesize
7.7MB

Download
memory/4308-10-0x00000000753B0000-0x0000000075B60000-memory.dmp

Filesize
7.7MB

Download
memory/4680-8-0x0000000004CF0000-0x0000000004CF8000-memory.dmp

Filesize
32KB

Download
memory/4680-0-0x00000000753BE000-0x00000000753BF000-memory.dmp

Filesize
4KB

Download
memory/4680-7-0x0000000004EC0000-0x0000000004F5C000-memory.dmp

Filesize
624KB

Download
memory/4680-6-0x0000000004C70000-0x0000000004CC6000-memory.dmp

Filesize
344KB

Download
memory/4680-5-0x0000000004C60000-0x0000000004C6A000-memory.dmp

Filesize
40KB

Download
memory/4680-13-0x00000000753B0000-0x0000000075B60000-memory.dmp

Filesize
7.7MB

Download
memory/4680-4-0x00000000753B0000-0x0000000075B60000-memory.dmp

Filesize
7.7MB

Download
memory/4680-3-0x0000000004B90000-0x0000000004C22000-memory.dmp

Filesize
584KB

Download
memory/4680-2-0x0000000005140000-0x00000000056E4000-memory.dmp

Filesize
5.6MB

Download
memory/4680-1-0x00000000000D0000-0x0000000000150000-memory.dmp

Filesize
512KB

Download

Analysis

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