snakekeylogger | 1afe857d1b5f2c0ff48ebbd2f32abf11f9b310416b1273e77adc7ee37f001ff8

Analysis

max time kernel
62s
max time network
185s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
07/01/2024, 18:26

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General

Target
Samples 1/0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe
Size 349KB
Sample240107-w3ew5aceh9
SHA256 0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f
MD5 0f3e1e309ee9dae28670d40e495566c1
SHA1 869988a2a32e1d83425fcf4b9ccc946368ac4768
SHA512 e25017d98af6bd527d200fcc5b0077c33b6610cfecbff68312abba21b0e0ab3dea208dd37de73705ba3210bf76cc1fd4148c943e9a64bbc05b16b8a099ff6dd9
SSDEEP 6144:t7s78K51VhaZ0zc9in+ZExwHNnIjKlMstZvF9w8kZelBs27dU:i8mhaqzkcxW0KmsXtTgelBs27m
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol
smtp
Host
mail.alualuminium.com.my
Port
587
Username
[email protected]
Password
U8G4S13#8Zk$
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
behavioral3/memory/2572-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral3/memory/2572-10-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral3/memory/2572-15-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral3/memory/2572-17-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral3/memory/2572-19-0x0000000000400000-0x0000000000424000-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-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.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 3028 set thread context of 2572	3028	0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe	30

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2572	RegAsm.exe
2572	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2572	RegAsm.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 2572	3028	0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe	30
PID 3028 wrote to memory of 2572	3028	0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe	30
PID 3028 wrote to memory of 2572	3028	0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe	30
PID 3028 wrote to memory of 2572	3028	0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe	30
PID 3028 wrote to memory of 2572	3028	0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe	30
PID 3028 wrote to memory of 2572	3028	0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe	30
PID 3028 wrote to memory of 2572	3028	0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe	30
PID 3028 wrote to memory of 2572	3028	0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe	30
PID 3028 wrote to memory of 2572	3028	0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe	30
PID 3028 wrote to memory of 2572	3028	0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe	30
PID 3028 wrote to memory of 2572	3028	0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe	30
PID 3028 wrote to memory of 2572	3028	0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\Samples 1\0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe
"C:\Users\Admin\AppData\Local\Temp\Samples 1\0dc8b4659b84d8d9b96e544279da980b36301253912a043b5e48c9bd7bb6e09f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2572

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2572-12-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/2572-8-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/2572-19-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/2572-17-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/2572-15-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/2572-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Download

memory/2572-6-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/2572-10-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/3028-1-0x0000000074B80000-0x000000007526E000-memory.dmp

Download

memory/3028-0-0x0000000000F40000-0x0000000000F9E000-memory.dmp

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memory/3028-5-0x00000000008A0000-0x00000000008AA000-memory.dmp

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memory/3028-4-0x0000000000C40000-0x0000000000C80000-memory.dmp

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memory/3028-3-0x0000000074B80000-0x000000007526E000-memory.dmp

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memory/3028-2-0x0000000000D70000-0x0000000000DC4000-memory.dmp

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memory/3028-20-0x0000000074B80000-0x000000007526E000-memory.dmp

Download