snakekeylogger | 4c3c535a153cf0d3c3e3545638b81d2c078fa7107424fa044d5e19e6f1c24db1

General

Target

Document3495869.exe
Size

883KB
MD5

c08f05d7046fdfc1953be17188ffa954
SHA1

b51dfe807db55d2af141df0617dc6ff620cf40ef
SHA256

69fe492283320d5d9f00610d549c9a557093ca6e967416d522f0512cbe9dddae
SHA512

632fe23cef44153dd982af1421625e9586891bb9cf6bdd2baf4d0b1dec1d6358134cb0aca0a80e1274e9ac5408fe82ba342a5c2a11c8a13ae155a8d7cae19536
SSDEEP

24576:VqcCw4UZvybcv8vqHBTMS6q/eptXP5CLdHsxYP:4cC6d8EMSaP5CZ

Score

10^/10

snakekeylogger collection credential_access discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.stilltech.ro
Port:
587
Username:
[email protected]
Password:
eurobit555ro
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2720-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2720-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2720-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2720-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2720-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2504 set thread context of 2720	2504	Document3495869.exe	31

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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Document3495869.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2720	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2720	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 2720	2504	Document3495869.exe	31
PID 2504 wrote to memory of 2720	2504	Document3495869.exe	31
PID 2504 wrote to memory of 2720	2504	Document3495869.exe	31
PID 2504 wrote to memory of 2720	2504	Document3495869.exe	31
PID 2504 wrote to memory of 2720	2504	Document3495869.exe	31
PID 2504 wrote to memory of 2720	2504	Document3495869.exe	31
PID 2504 wrote to memory of 2720	2504	Document3495869.exe	31
PID 2504 wrote to memory of 2720	2504	Document3495869.exe	31
PID 2504 wrote to memory of 2720	2504	Document3495869.exe	31
PID 2504 wrote to memory of 2720	2504	Document3495869.exe	31
PID 2504 wrote to memory of 2720	2504	Document3495869.exe	31
PID 2504 wrote to memory of 2720	2504	Document3495869.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Document3495869.exe
"C:\Users\Admin\AppData\Local\Temp\Document3495869.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:2720

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

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/2504-0-0x000000007411E000-0x000000007411F000-memory.dmp

Filesize
4KB

Download
memory/2504-1-0x0000000000830000-0x0000000000912000-memory.dmp

Filesize
904KB

Download
memory/2504-2-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/2504-3-0x0000000000770000-0x0000000000786000-memory.dmp

Filesize
88KB

Download
memory/2504-4-0x000000007411E000-0x000000007411F000-memory.dmp

Filesize
4KB

Download
memory/2504-5-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/2504-6-0x0000000000800000-0x000000000080A000-memory.dmp

Filesize
40KB

Download
memory/2504-7-0x0000000000420000-0x0000000000498000-memory.dmp

Filesize
480KB

Download
memory/2504-8-0x0000000002010000-0x000000000203A000-memory.dmp

Filesize
168KB

Download
memory/2504-23-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/2720-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2720-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2720-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2720-22-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/2720-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2720-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2720-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2720-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2720-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2720-24-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/2720-25-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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