snakekeylogger | 5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469

General

Target

5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe
Size

810KB
MD5

a76593a6840d0e50c27b4f9a55c51fc3
SHA1

a882916032d7f61d2c728005d70f8eb1765a3958
SHA256

5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469
SHA512

334aba7587e464ff622b8da11bea540da583153cabfb8acb44c8457ac236218bd9fbcbfe51077c3785e26fc9732b0571516bfecd7305bae16befd6a4431ecdd8
SSDEEP

24576:2ZT8irmdjXHNOrAe/IuGmBDCzwrqhTPVc+FaLnEtTx61ee:2OODewrCPVcl2Tx61ee

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot1840149904:AAF9D1mm8ZITxzSWfLFbRBfwFML1TyPoOMk/sendMessage?chat_id=1796245478

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4724-141-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe

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-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.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
44	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4632 set thread context of 4724	4632	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe	91

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
4872	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4632	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe
4724	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe
4724	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4632	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe
Token: SeDebugPrivilege	4724	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4632 wrote to memory of 4872	4632	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe	89
PID 4632 wrote to memory of 4872	4632	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe	89
PID 4632 wrote to memory of 4872	4632	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe	89
PID 4632 wrote to memory of 4724	4632	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe	91
PID 4632 wrote to memory of 4724	4632	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe	91
PID 4632 wrote to memory of 4724	4632	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe	91
PID 4632 wrote to memory of 4724	4632	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe	91
PID 4632 wrote to memory of 4724	4632	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe	91
PID 4632 wrote to memory of 4724	4632	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe	91
PID 4632 wrote to memory of 4724	4632	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe	91
PID 4632 wrote to memory of 4724	4632	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe

C:\Users\Admin\AppData\Local\Temp\5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe
"C:\Users\Admin\AppData\Local\Temp\5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4632
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CdcHjErO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4035.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4872
- C:\Users\Admin\AppData\Local\Temp\5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4724

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\5048f6db0c69eaa85f025ca74357b4b6d1cc5e325b8a39b3b1545026bf5b1469.exe.log

Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4035.tmp

Filesize
1KB

MD5
59ef39f7e0e0254976d5090cec5e4b9f

SHA1
7b9833a6a8f60f4c2c0411bbae78533686183f90

SHA256
ec619eb4e5808f356151e54e3f0e76b51644c80ac737235ed01eef0bfa08fac6

SHA512
b9a0720f19062139351c9a129079bf8cbacd32ca1c6cb9e1a012f459ca06da53c6da67ecaef588a18de2dee8c80f3461ac69bd31cfc5315061d4b3a1b5e5970b

Download Submit
memory/4632-132-0x00000000008F0000-0x00000000009C0000-memory.dmp

Filesize
832KB

Download
memory/4632-133-0x0000000005310000-0x00000000053AC000-memory.dmp

Filesize
624KB

Download
memory/4632-134-0x00000000059F0000-0x0000000005F94000-memory.dmp

Filesize
5.6MB

Download
memory/4632-135-0x00000000054E0000-0x0000000005572000-memory.dmp

Filesize
584KB

Download
memory/4632-136-0x0000000005400000-0x000000000540A000-memory.dmp

Filesize
40KB

Download
memory/4632-137-0x0000000005670000-0x00000000056C6000-memory.dmp

Filesize
344KB

Download
memory/4724-141-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4724-143-0x0000000006460000-0x0000000006622000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads