snakekeylogger | c5d36c9e7ca9f63a9e9ac2ca6970c7005125990ae6d2b16afa984dd73b181a07

Analysis

max time kernel
91s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
26/10/2022, 09:46

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General

Target
30092022T.exe
Size 868KB
Sample221026-lrmsgsfcd2
SHA256 c5d36c9e7ca9f63a9e9ac2ca6970c7005125990ae6d2b16afa984dd73b181a07
MD5 eb3b8ca4a1550e0a5678defca3f60edd
SHA1 27c5e0d45b02a607943aafdd5bde7cbce1bb6c9f
SHA512 ad312de2b28857c40a67da0e000f360848615d7bd7c8cad0af298079bec3cee86b53ab58291f47b30a4866cdb6f67c0a1d3a794812840fe22120ab68a5a87c6c
SSDEEP 12288:0Vvh7amUL66eDPPEEzoA4dyAu7QIBldz58DEpfsAIHn:doLEEcA4dyAuESL+EpfsAkn
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot5478319803:AAHq9LkDUFBRvjOub4YfRlPURZxM59_BVnc/sendMessage?chat_id=5516439768

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/2824-137-0x0000000000400000-0x0000000000426000-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\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	30092022T.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	30092022T.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	30092022T.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
27	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4440 set thread context of 2824	4440	30092022T.exe	90

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4440	30092022T.exe
4440	30092022T.exe
2824	30092022T.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4440	30092022T.exe
Token: SeDebugPrivilege	2824	30092022T.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4440 wrote to memory of 1660	4440	30092022T.exe	89
PID 4440 wrote to memory of 1660	4440	30092022T.exe	89
PID 4440 wrote to memory of 1660	4440	30092022T.exe	89
PID 4440 wrote to memory of 2824	4440	30092022T.exe	90
PID 4440 wrote to memory of 2824	4440	30092022T.exe	90
PID 4440 wrote to memory of 2824	4440	30092022T.exe	90
PID 4440 wrote to memory of 2824	4440	30092022T.exe	90
PID 4440 wrote to memory of 2824	4440	30092022T.exe	90
PID 4440 wrote to memory of 2824	4440	30092022T.exe	90
PID 4440 wrote to memory of 2824	4440	30092022T.exe	90
PID 4440 wrote to memory of 2824	4440	30092022T.exe	90

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	30092022T.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	30092022T.exe

C:\Users\Admin\AppData\Local\Temp\30092022T.exe
"C:\Users\Admin\AppData\Local\Temp\30092022T.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4440
- C:\Users\Admin\AppData\Local\Temp\30092022T.exe
  "C:\Users\Admin\AppData\Local\Temp\30092022T.exe"
  2⤵
  PID:1660
- C:\Users\Admin\AppData\Local\Temp\30092022T.exe
  "C:\Users\Admin\AppData\Local\Temp\30092022T.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2824

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

memory/2824-137-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/2824-138-0x0000000005940000-0x0000000005EE4000-memory.dmp

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memory/2824-139-0x0000000006710000-0x00000000068D2000-memory.dmp

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memory/2824-140-0x0000000006690000-0x000000000669A000-memory.dmp

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memory/4440-132-0x0000000000C70000-0x0000000000D4E000-memory.dmp

Download

memory/4440-133-0x00000000058D0000-0x0000000005962000-memory.dmp

Download

memory/4440-134-0x0000000006020000-0x00000000060BC000-memory.dmp

Download