snakekeylogger | f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff | Triage

Analysis

max time kernel
128s
max time network
133s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
27-11-2023 16:56

Sharing

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General

Target

f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe
Size

707KB
MD5

df9cc5e53cba3ae39407b8869a81e206
SHA1

b429c5b311055c819506c4c5e4df1c6cc288b008
SHA256

f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff
SHA512

2b6a23917bb7ce1062f33e04d7b62eaace8e7abca3b90f5d99cc7f83816c12111493b426186708b095066c87f8ce61ee85a857cc38f321f4570da5ad228c9ae0
SSDEEP

12288:HGzkoVGyAbFjc+DUL5iEni6aHr7IoFWNjD76r/ECn394LIVeGy90a9vkL9FTJM+J:QxEyAjceUL5k6IPvSuLEy3SLF

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Signatures

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

Snake Keylogger payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2992-14-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2992-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2992-22-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2992-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2992-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2992-26-0x0000000004480000-0x00000000044C0000-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

Email Collection

Processes:

f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.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.

Processes:

flow ioc

4 checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe

description	pid	process	target process
PID 1952 set thread context of 2992	1952	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe

pid	process
2992	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe
2992	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe

description pid process

Token: SeDebugPrivilege 2992 f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe

description	pid	process	target process
PID 1952 wrote to memory of 2992	1952	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe
PID 1952 wrote to memory of 2992	1952	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe
PID 1952 wrote to memory of 2992	1952	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe
PID 1952 wrote to memory of 2992	1952	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe
PID 1952 wrote to memory of 2992	1952	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe
PID 1952 wrote to memory of 2992	1952	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe
PID 1952 wrote to memory of 2992	1952	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe
PID 1952 wrote to memory of 2992	1952	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe
PID 1952 wrote to memory of 2992	1952	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe

outlook_office_path 1 IoCs

Processes:

f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe

outlook_win_path 1 IoCs

Processes:

f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe

C:\Users\Admin\AppData\Local\Temp\f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe
"C:\Users\Admin\AppData\Local\Temp\f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1952

C:\Users\Admin\AppData\Local\Temp\f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe
"C:\Users\Admin\AppData\Local\Temp\f8af447d9c19f47df305a44bc8556a1d0f651c22d911f320a53c2a36556988ff.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2992

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

Credentials In Files

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1952-0-0x0000000000C40000-0x0000000000CF8000-memory.dmp

Filesize
736KB

Download
memory/1952-1-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/1952-2-0x0000000004240000-0x0000000004280000-memory.dmp

Filesize
256KB

Download
memory/1952-3-0x0000000000360000-0x0000000000372000-memory.dmp

Filesize
72KB

Download
memory/1952-4-0x00000000003F0000-0x00000000003F8000-memory.dmp

Filesize
32KB

Download
memory/1952-5-0x0000000000610000-0x000000000061A000-memory.dmp

Filesize
40KB

Download
memory/1952-6-0x0000000007480000-0x00000000074E0000-memory.dmp

Filesize
384KB

Download
memory/1952-7-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/1952-8-0x0000000004240000-0x0000000004280000-memory.dmp

Filesize
256KB

Download
memory/1952-21-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/2992-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2992-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2992-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2992-23-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/2992-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2992-24-0x0000000004480000-0x00000000044C0000-memory.dmp

Filesize
256KB

Download
memory/2992-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2992-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2992-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2992-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2992-25-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/2992-26-0x0000000004480000-0x00000000044C0000-memory.dmp

Filesize
256KB

Download