snakekeylogger | d6af4d738cb8ae43f17b65cd5799224b68a8691b7d3a6cd21543d39012b1def8

Analysis

max time kernel
91s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
07-02-2023 13:16

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General

Target

tmp.exe
Size

733KB
MD5

247980e6c8b5be662554a0ece7efc762
SHA1

aad6ef9d9cc84aaf91b1dc7a19707ae4870d0754
SHA256

d6af4d738cb8ae43f17b65cd5799224b68a8691b7d3a6cd21543d39012b1def8
SHA512

fce231e3582e7c982055c17b7ed2c0aa495866f155f087b0d79694884dc89b925ee7c72bb0f8f9edfeff8a212771309d9203ddef3dd8d6a5beabd079b5015191
SSDEEP

12288:XpkfPAEcXnyXx6q15dGy2jagh0jwL50s/PZr48hoPvqcQ3lIg9gahRZ5GX:UAE1NoyQCjw9jP9Jhsq7iS5G

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
cp5ua.hyperhost.ua
Port:
587
Username:
[email protected]
Password:
7213575aceACE@#$
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/2384-138-0x0000000000400000-0x0000000000426000-memory.dmp	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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.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
47	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 904 set thread context of 2384	904	tmp.exe	89

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2384	tmp.exe
2384	tmp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2384	tmp.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 904 wrote to memory of 2384	904	tmp.exe	89
PID 904 wrote to memory of 2384	904	tmp.exe	89
PID 904 wrote to memory of 2384	904	tmp.exe	89
PID 904 wrote to memory of 2384	904	tmp.exe	89
PID 904 wrote to memory of 2384	904	tmp.exe	89
PID 904 wrote to memory of 2384	904	tmp.exe	89
PID 904 wrote to memory of 2384	904	tmp.exe	89
PID 904 wrote to memory of 2384	904	tmp.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:904
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2384

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/904-132-0x0000000000D00000-0x0000000000DBE000-memory.dmp

Filesize
760KB

Download
memory/904-133-0x0000000005C10000-0x00000000061B4000-memory.dmp

Filesize
5.6MB

Download
memory/904-134-0x0000000005750000-0x00000000057E2000-memory.dmp

Filesize
584KB

Download
memory/904-135-0x0000000005800000-0x000000000580A000-memory.dmp

Filesize
40KB

Download
memory/904-136-0x00000000093D0000-0x000000000946C000-memory.dmp

Filesize
624KB

Download
memory/2384-137-0x0000000000000000-mapping.dmp

Download
memory/2384-138-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2384-140-0x0000000006980000-0x0000000006B42000-memory.dmp

Filesize
1.8MB

Download