snakekeylogger | 8fd20cef7ac3cda0ae24789bbc1b4a8fb6c6bc7d37c8f35d1a30a0ab5625b9dd

General

Target

Details.exe
Size

482KB
MD5

65849e25611a3437eb333d44ef029911
SHA1

03a2ae54834b0afc9636d850dca900f27086667d
SHA256

8fd20cef7ac3cda0ae24789bbc1b4a8fb6c6bc7d37c8f35d1a30a0ab5625b9dd
SHA512

e3c640edfb81f183702bcc30aac5c22a854299aba684960534c7ea92e40295e945e06698b499ebd89ab5d5e545abbd0f4990868774f673952538b92680219736
SSDEEP

6144:Tgwx34+E7+JyBKumvv1yE6d8J5FYyj2xlhIlsDs61IsKZyKpr40QBo24omWjmY4q:cYxEyVvXi8JrFUVKZQ0gowmXq

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
valleycountysar.org
Port:
25
Username:
[email protected]
Password:
iU0Ta!$K8L51

Signatures

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

Snake Keylogger payload 7 IoCs

resource	yara_rule
behavioral1/memory/2544-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2544-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2544-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2544-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2544-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2544-22-0x0000000004740000-0x0000000004780000-memory.dmp	family_snakekeylogger
behavioral1/memory/2544-24-0x0000000004740000-0x0000000004780000-memory.dmp	family_snakekeylogger

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-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Details.exe
Key opened	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Details.exe
Key opened	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Details.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
2	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2376 set thread context of 2544	2376	Details.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2544	Details.exe
2544	Details.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2544	Details.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2544	2376	Details.exe	28
PID 2376 wrote to memory of 2544	2376	Details.exe	28
PID 2376 wrote to memory of 2544	2376	Details.exe	28
PID 2376 wrote to memory of 2544	2376	Details.exe	28
PID 2376 wrote to memory of 2544	2376	Details.exe	28
PID 2376 wrote to memory of 2544	2376	Details.exe	28
PID 2376 wrote to memory of 2544	2376	Details.exe	28
PID 2376 wrote to memory of 2544	2376	Details.exe	28
PID 2376 wrote to memory of 2544	2376	Details.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Details.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Details.exe

C:\Users\Admin\AppData\Local\Temp\Details.exe
"C:\Users\Admin\AppData\Local\Temp\Details.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Users\Admin\AppData\Local\Temp\Details.exe
  "C:\Users\Admin\AppData\Local\Temp\Details.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2376-0-0x0000000001160000-0x00000000011DE000-memory.dmp

Filesize
504KB

Download
memory/2376-1-0x0000000073FC0000-0x00000000746AE000-memory.dmp

Filesize
6.9MB

Download
memory/2376-2-0x0000000000690000-0x00000000006E4000-memory.dmp

Filesize
336KB

Download
memory/2376-3-0x0000000004A10000-0x0000000004A50000-memory.dmp

Filesize
256KB

Download
memory/2376-4-0x00000000003A0000-0x00000000003A8000-memory.dmp

Filesize
32KB

Download
memory/2376-17-0x0000000073FC0000-0x00000000746AE000-memory.dmp

Filesize
6.9MB

Download
memory/2544-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2544-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2544-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2544-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2544-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2544-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2544-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2544-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2544-21-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2544-22-0x0000000004740000-0x0000000004780000-memory.dmp

Filesize
256KB

Download
memory/2544-23-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2544-24-0x0000000004740000-0x0000000004780000-memory.dmp

Filesize
256KB

Download

Analysis

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