snakekeylogger | 5fc11bb7c0ee99293a35fa1fb80d215c149ae7270a9b9ff898d340025c6863f7

General

Target

SANTSSWK20100001.exe
Size

368KB
MD5

b3456b89c03dfaae07c0e20f5e683ed5
SHA1

b73f6a93836d7853b9293d7d63694043deb65142
SHA256

5fc11bb7c0ee99293a35fa1fb80d215c149ae7270a9b9ff898d340025c6863f7
SHA512

db7fbc68c6efce3e5387c8ffe9d1970421694921d91eb61a54e1869372d928a28db858ac3df89f7422c4c6248495db3b3bc6f24ce461dc0cec3e9e95d2fc5d6e

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
krsmakina.com
Port:
587
Username:
sefa.karasu@krsmakina.com
Password:
9Kk~b[2G^F?e

Signatures

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

SANTSSWK20100001.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SANTSSWK20100001.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SANTSSWK20100001.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SANTSSWK20100001.exe

Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

31 freegeoip.app
28 checkip.dyndns.org
30 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

SANTSSWK20100001.exe

description pid process target process

PID 3004 set thread context of 416 3004 SANTSSWK20100001.exe SANTSSWK20100001.exe
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

Processes:

schtasks.exe

pid process

1824 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

SANTSSWK20100001.exepowershell.exe

pid process

416 SANTSSWK20100001.exe
2456 powershell.exe
2456 powershell.exe
2456 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

SANTSSWK20100001.exepowershell.exe

description pid process

Token: SeDebugPrivilege 416 SANTSSWK20100001.exe
Token: SeDebugPrivilege 2456 powershell.exe

flow	ioc
31	freegeoip.app
28	checkip.dyndns.org
30	freegeoip.app

description	pid	process	target process
PID 3004 set thread context of 416	3004	SANTSSWK20100001.exe	SANTSSWK20100001.exe

pid	process
1824	schtasks.exe

pid	process
416	SANTSSWK20100001.exe
2456	powershell.exe
2456	powershell.exe
2456	powershell.exe

description	pid	process
Token: SeDebugPrivilege	416	SANTSSWK20100001.exe
Token: SeDebugPrivilege	2456	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

SANTSSWK20100001.exe

description	pid	process	target process
PID 3004 wrote to memory of 2456	3004	SANTSSWK20100001.exe	powershell.exe
PID 3004 wrote to memory of 2456	3004	SANTSSWK20100001.exe	powershell.exe
PID 3004 wrote to memory of 2456	3004	SANTSSWK20100001.exe	powershell.exe
PID 3004 wrote to memory of 1824	3004	SANTSSWK20100001.exe	schtasks.exe
PID 3004 wrote to memory of 1824	3004	SANTSSWK20100001.exe	schtasks.exe
PID 3004 wrote to memory of 1824	3004	SANTSSWK20100001.exe	schtasks.exe
PID 3004 wrote to memory of 416	3004	SANTSSWK20100001.exe	SANTSSWK20100001.exe
PID 3004 wrote to memory of 416	3004	SANTSSWK20100001.exe	SANTSSWK20100001.exe
PID 3004 wrote to memory of 416	3004	SANTSSWK20100001.exe	SANTSSWK20100001.exe
PID 3004 wrote to memory of 416	3004	SANTSSWK20100001.exe	SANTSSWK20100001.exe
PID 3004 wrote to memory of 416	3004	SANTSSWK20100001.exe	SANTSSWK20100001.exe
PID 3004 wrote to memory of 416	3004	SANTSSWK20100001.exe	SANTSSWK20100001.exe
PID 3004 wrote to memory of 416	3004	SANTSSWK20100001.exe	SANTSSWK20100001.exe
PID 3004 wrote to memory of 416	3004	SANTSSWK20100001.exe	SANTSSWK20100001.exe

outlook_office_path 1 IoCs

Processes:

SANTSSWK20100001.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SANTSSWK20100001.exe

outlook_win_path 1 IoCs

Processes:

SANTSSWK20100001.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SANTSSWK20100001.exe

C:\Users\Admin\AppData\Local\Temp\SANTSSWK20100001.exe
"C:\Users\Admin\AppData\Local\Temp\SANTSSWK20100001.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3004

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VsOjAOgplVtrDl.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2456

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VsOjAOgplVtrDl" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB8AD.tmp"
2⤵
- Creates scheduled task(s)
PID:1824

C:\Users\Admin\AppData\Local\Temp\SANTSSWK20100001.exe
"C:\Users\Admin\AppData\Local\Temp\SANTSSWK20100001.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:416

Network

MITRE ATT&CK Matrix ATT&CK 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

System Information Discovery

1

T1082

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\SANTSSWK20100001.exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB8AD.tmp
MD5
fc36df27f30be6a078a189a122aa2835

SHA1
81dd925e5b21e530efff2496cbd0e4a6bcf4bb28

SHA256
6ad106cef40aa8a0bc0422e96e76aaaed48c7e08517ba2001fbbaabb2b89f683

SHA512
7fc62708cc4e2bddf43d111166ce28f9a99bc28007271253c4279233a41b221f1a93860ae907ff94351539d843d027b192d9ba5973e189648334d912e292b28e

Download Submit
memory/416-148-0x0000000006060000-0x0000000006061000-memory.dmp

Filesize
4KB

Download
memory/416-140-0x0000000004C50000-0x000000000514E000-memory.dmp

Filesize
5.0MB

Download
memory/416-132-0x000000000042045E-mapping.dmp

Download
memory/416-131-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1824-125-0x0000000000000000-mapping.dmp

Download
memory/2456-138-0x0000000007200000-0x0000000007201000-memory.dmp

Filesize
4KB

Download
memory/2456-151-0x00000000032C0000-0x00000000032C1000-memory.dmp

Filesize
4KB

Download
memory/2456-173-0x0000000009980000-0x0000000009981000-memory.dmp

Filesize
4KB

Download
memory/2456-126-0x00000000032C0000-0x00000000032C1000-memory.dmp

Filesize
4KB

Download
memory/2456-127-0x00000000032C0000-0x00000000032C1000-memory.dmp

Filesize
4KB

Download
memory/2456-128-0x0000000004B80000-0x0000000004B81000-memory.dmp

Filesize
4KB

Download
memory/2456-171-0x000000007F8A0000-0x000000007F8A1000-memory.dmp

Filesize
4KB

Download
memory/2456-130-0x0000000007840000-0x0000000007841000-memory.dmp

Filesize
4KB

Download
memory/2456-172-0x0000000007203000-0x0000000007204000-memory.dmp

Filesize
4KB

Download
memory/2456-170-0x00000000097B0000-0x00000000097B1000-memory.dmp

Filesize
4KB

Download
memory/2456-165-0x0000000009640000-0x0000000009641000-memory.dmp

Filesize
4KB

Download
memory/2456-158-0x0000000009680000-0x00000000096B3000-memory.dmp

Filesize
204KB

Download
memory/2456-139-0x0000000007202000-0x0000000007203000-memory.dmp

Filesize
4KB

Download
memory/2456-124-0x0000000000000000-mapping.dmp

Download
memory/2456-141-0x00000000076F0000-0x00000000076F1000-memory.dmp

Filesize
4KB

Download
memory/2456-142-0x0000000007EE0000-0x0000000007EE1000-memory.dmp

Filesize
4KB

Download
memory/2456-143-0x0000000007F50000-0x0000000007F51000-memory.dmp

Filesize
4KB

Download
memory/2456-144-0x0000000007FC0000-0x0000000007FC1000-memory.dmp

Filesize
4KB

Download
memory/2456-145-0x0000000007E70000-0x0000000007E71000-memory.dmp

Filesize
4KB

Download
memory/2456-146-0x0000000008410000-0x0000000008411000-memory.dmp

Filesize
4KB

Download
memory/2456-147-0x00000000086E0000-0x00000000086E1000-memory.dmp

Filesize
4KB

Download
memory/3004-117-0x00000000054E0000-0x00000000054E1000-memory.dmp

Filesize
4KB

Download
memory/3004-118-0x0000000005080000-0x0000000005081000-memory.dmp

Filesize
4KB

Download
memory/3004-115-0x0000000000650000-0x0000000000651000-memory.dmp

Filesize
4KB

Download
memory/3004-119-0x0000000005030000-0x0000000005031000-memory.dmp

Filesize
4KB

Download
memory/3004-120-0x00000000052E0000-0x00000000052E1000-memory.dmp

Filesize
4KB

Download
memory/3004-121-0x0000000004FE0000-0x00000000054DE000-memory.dmp

Filesize
5.0MB

Download
memory/3004-122-0x00000000086D0000-0x00000000086D6000-memory.dmp

Filesize
24KB

Download
memory/3004-123-0x0000000008BC0000-0x0000000008C0D000-memory.dmp

Filesize
308KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads