snakekeylogger | 3d31416fc1abd53a89b8e7f61a3a4a392be2c1a2a8947562a58504b9e6300be0

General

Target

Purchase Order.exe
Size

754KB
MD5

618bcea5b2abf922de2e342ce0714378
SHA1

ae73bf3a57ba8f081ae2d37ae903d073772bd48e
SHA256

3d31416fc1abd53a89b8e7f61a3a4a392be2c1a2a8947562a58504b9e6300be0
SHA512

3f0de2fef6e4ae8a0e3f3f8714065e21da32924cf94d5516b2bcee26b32b8d4c711d6d84b2361500977330022d134ea4f42af2bd4d1426421d5cc1a878f793eb
SSDEEP

12288:D3fKdJVZz5dz9sWJxt0kq4WVJXo7WUZmxLY4WDPr9vfquA5JcqAVC4SrMLkCL1S:DMVZ9824AiXqbsdWDP5nzAXhAURikCLs

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6028065759:AAGXMc8NHPy2_lXiMVsOvq8DgefjK4ifT-U/sendMessage?chat_id=5069697890

Signatures

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

Snake Keylogger payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2848-140-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral2/memory/2848-145-0x00000000054C0000-0x00000000054D0000-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

Processes:

Purchase Order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order.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

31 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Purchase Order.exe

description pid process target process

PID 3516 set thread context of 2848 3516 Purchase Order.exe Purchase Order.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Purchase Order.exe

pid process

2848 Purchase Order.exe
2848 Purchase Order.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Purchase Order.exe

description pid process

Token: SeDebugPrivilege 2848 Purchase Order.exe

flow	ioc
31	checkip.dyndns.org

description	pid	process	target process
PID 3516 set thread context of 2848	3516	Purchase Order.exe	Purchase Order.exe

pid	process
2848	Purchase Order.exe
2848	Purchase Order.exe

description	pid	process
Token: SeDebugPrivilege	2848	Purchase Order.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Purchase Order.exe

description	pid	process	target process
PID 3516 wrote to memory of 2848	3516	Purchase Order.exe	Purchase Order.exe
PID 3516 wrote to memory of 2848	3516	Purchase Order.exe	Purchase Order.exe
PID 3516 wrote to memory of 2848	3516	Purchase Order.exe	Purchase Order.exe
PID 3516 wrote to memory of 2848	3516	Purchase Order.exe	Purchase Order.exe
PID 3516 wrote to memory of 2848	3516	Purchase Order.exe	Purchase Order.exe
PID 3516 wrote to memory of 2848	3516	Purchase Order.exe	Purchase Order.exe
PID 3516 wrote to memory of 2848	3516	Purchase Order.exe	Purchase Order.exe
PID 3516 wrote to memory of 2848	3516	Purchase Order.exe	Purchase Order.exe

outlook_office_path 1 IoCs

Processes:

Purchase Order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order.exe

outlook_win_path 1 IoCs

Processes:

Purchase Order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order.exe

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3516

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2848

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Purchase Order.exe.log
Filesize
1KB

MD5
b7b9acb869ccc7f7ecb5304ec0384dee

SHA1
6a90751c95817903ee833d59a0abbef425a613b3

SHA256
8cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4

SHA512
7bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764

Download Submit
memory/2848-140-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2848-143-0x00000000054C0000-0x00000000054D0000-memory.dmp

Filesize
64KB

Download
memory/2848-144-0x00000000065C0000-0x0000000006782000-memory.dmp

Filesize
1.8MB

Download
memory/2848-145-0x00000000054C0000-0x00000000054D0000-memory.dmp

Filesize
64KB

Download
memory/3516-133-0x0000000000CC0000-0x0000000000D82000-memory.dmp

Filesize
776KB

Download
memory/3516-134-0x0000000005C70000-0x0000000006214000-memory.dmp

Filesize
5.6MB

Download
memory/3516-135-0x0000000005760000-0x00000000057F2000-memory.dmp

Filesize
584KB

Download
memory/3516-136-0x0000000005900000-0x000000000590A000-memory.dmp

Filesize
40KB

Download
memory/3516-137-0x0000000005990000-0x00000000059A0000-memory.dmp

Filesize
64KB

Download
memory/3516-138-0x0000000005990000-0x00000000059A0000-memory.dmp

Filesize
64KB

Download
memory/3516-139-0x0000000007C20000-0x0000000007CBC000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads