snakekeylogger | da95d395b0b5e06e55941596614a1ecab0ce2a999b3330fc780809f194da9ac9

General

Target

Items.exe
Size

1.1MB
MD5

33e45814f3c1275dd6da5b547674814f
SHA1

9949ed071dfac6b97cd32a5bace41189c5e1a30d
SHA256

da95d395b0b5e06e55941596614a1ecab0ce2a999b3330fc780809f194da9ac9
SHA512

979d41d774e7a0149e57cb02a30b60bd697e44c60f9c5e55f172b7ec3c8b1be5face497e25b6180e9fb90860c23ea20ab2ca3cad2bb76ca5fb4ac842637eb258
SSDEEP

12288:NPIdc9Nd6rciswM8zLmJWGsbKX6gnBPbVnbR/4ve:5wc9dN8z3LEBL4ve

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5587666659:AAG8NrrXJQs__dhk8nLJBFOspz2my8OVpX0/sendMessage?chat_id=5569775004

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4556-140-0x0000000000400000-0x0000000000426000-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-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Items.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Items.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Items.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
34	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1432 set thread context of 4556	1432	Items.exe	89

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1432	Items.exe
1432	Items.exe
4556	Items.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1432	Items.exe
Token: SeDebugPrivilege	4556	Items.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1432 wrote to memory of 3316	1432	Items.exe	88
PID 1432 wrote to memory of 3316	1432	Items.exe	88
PID 1432 wrote to memory of 3316	1432	Items.exe	88
PID 1432 wrote to memory of 4556	1432	Items.exe	89
PID 1432 wrote to memory of 4556	1432	Items.exe	89
PID 1432 wrote to memory of 4556	1432	Items.exe	89
PID 1432 wrote to memory of 4556	1432	Items.exe	89
PID 1432 wrote to memory of 4556	1432	Items.exe	89
PID 1432 wrote to memory of 4556	1432	Items.exe	89
PID 1432 wrote to memory of 4556	1432	Items.exe	89
PID 1432 wrote to memory of 4556	1432	Items.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Items.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Items.exe

C:\Users\Admin\AppData\Local\Temp\Items.exe
"C:\Users\Admin\AppData\Local\Temp\Items.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1432
- C:\Users\Admin\AppData\Local\Temp\Items.exe
  "C:\Users\Admin\AppData\Local\Temp\Items.exe"
  2⤵
  PID:3316
- C:\Users\Admin\AppData\Local\Temp\Items.exe
  "C:\Users\Admin\AppData\Local\Temp\Items.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4556

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
1KB

MD5
e08f822522c617a40840c62e4b0fb45e

SHA1
ae516dca4da5234be6676d3f234c19ec55725be7

SHA256
bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

SHA512
894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

Download Submit
memory/1432-132-0x0000000000990000-0x0000000000AAE000-memory.dmp

Filesize
1.1MB

Download
memory/1432-133-0x0000000005920000-0x0000000005EC4000-memory.dmp

Filesize
5.6MB

Download
memory/1432-134-0x0000000005450000-0x00000000054E2000-memory.dmp

Filesize
584KB

Download
memory/1432-135-0x00000000055E0000-0x00000000055EA000-memory.dmp

Filesize
40KB

Download
memory/1432-136-0x0000000008F20000-0x0000000008FBC000-memory.dmp

Filesize
624KB

Download
memory/1432-137-0x0000000009030000-0x0000000009096000-memory.dmp

Filesize
408KB

Download
memory/4556-140-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4556-142-0x00000000069D0000-0x0000000006B92000-memory.dmp

Filesize
1.8MB

Download

Analysis

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