snakekeylogger | 8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412

General

Target

8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe
Size

219KB
MD5

df7e275a17d81a3433c50498270297a0
SHA1

53365ed653e2acab8c63fdbe4b89607fe2984fe1
SHA256

8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412
SHA512

ae15b8ffdbceb73a4f631314f333c5cdbca5e45f876108e4c0a594dee2282b29bef1b035e6eec0ecefd437a071ff9028889a99c8b9618f164d81947397a89efc
SSDEEP

6144:dkuFDutOc6duxKLol8+rSh8ZfC45VmZnDMzeoCDiw:1FDutOc6duxKLoOYSqZVmZ4zdm

Score

10^/10

snakekeylogger collection credential_access discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.formullab.com
Port:
587
Username:
[email protected]
Password:
merhaba34
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/4948-8-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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 3 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

Credentials from Web Browsers
T1555.003
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-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.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
7	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1128 set thread context of 4948	1128	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe	84

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	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4948	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe
4948	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4948	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4948	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1128 wrote to memory of 4948	1128	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe	84
PID 1128 wrote to memory of 4948	1128	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe	84
PID 1128 wrote to memory of 4948	1128	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe	84
PID 1128 wrote to memory of 4948	1128	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe	84
PID 1128 wrote to memory of 4948	1128	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe	84
PID 1128 wrote to memory of 4948	1128	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe	84
PID 1128 wrote to memory of 4948	1128	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe	84
PID 1128 wrote to memory of 4948	1128	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe	84

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe

C:\Users\Admin\AppData\Local\Temp\8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe
"C:\Users\Admin\AppData\Local\Temp\8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1128
- C:\Users\Admin\AppData\Local\Temp\8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe
  "C:\Users\Admin\AppData\Local\Temp\8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4948

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

4

T1552

Credentials In Files

4

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\8676b2b1b04ef1680ea060bf298d4fe6e85d9f9e18a2442f9653f65696f36412.exe.log

Filesize
706B

MD5
9b4d7ccdebef642a9ad493e2c2925952

SHA1
c020c622c215e880c8415fa867cb50210b443ef0

SHA256
e6f068d76bd941b4118225b130db2c70128e77a45dcdbf5cbab0f8a563b867ff

SHA512
8577ecd7597d4b540bc1c6ccc4150eae7443da2e4be1343cc42242714d04dd16e48c3fcaefd95c4a148fe9f14c5b6f3166b752ae20d608676cf6fb48919968e8

Download Submit
memory/1128-12-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/1128-1-0x00000000005A0000-0x00000000005DE000-memory.dmp

Filesize
248KB

Download
memory/1128-2-0x0000000005500000-0x0000000005AA4000-memory.dmp

Filesize
5.6MB

Download
memory/1128-3-0x0000000004FF0000-0x0000000005082000-memory.dmp

Filesize
584KB

Download
memory/1128-4-0x0000000005090000-0x00000000050C8000-memory.dmp

Filesize
224KB

Download
memory/1128-5-0x0000000005170000-0x000000000520C000-memory.dmp

Filesize
624KB

Download
memory/1128-6-0x0000000004FD0000-0x0000000004FDA000-memory.dmp

Filesize
40KB

Download
memory/1128-7-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/1128-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/4948-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4948-11-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4948-13-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4948-14-0x0000000006C70000-0x0000000006E32000-memory.dmp

Filesize
1.8MB

Download
memory/4948-15-0x0000000006AE0000-0x0000000006AEA000-memory.dmp

Filesize
40KB

Download
memory/4948-16-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download

Analysis

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