snakekeylogger | c99b050645ebbc138018a9dcb4c3029bc1a9aa9376e7541c1011e815942948e1

Resubmissions

01/02/2023, 17:02

230201-vj6p3aah39 10

01/02/2023, 17:00

230201-vjf5eacg4s 10

01/02/2023, 16:57

230201-vgbrxacg2y 10

Analysis

max time kernel
91s
max time network
164s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
01/02/2023, 16:57

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General

Target

9dc5600bedda76a29aa0e33da951fc30.exe
Size

504KB
MD5

9dc5600bedda76a29aa0e33da951fc30
SHA1

9daa8192ef8b03ee276de60e656a56b88ec2d074
SHA256

e966cd1651a960bc88f3582b328d274b2cbf2b84d59df761cbcd1702c38d5a14
SHA512

96e37c9a6342d09799138a97e1928d595aabf36ee5a250d7bba5c3397117a6bb0d19063cf305e1af6799aad6fbeb9257d429454340953203118fa288a0f74804
SSDEEP

12288:8RFO4oYvuoQouswXH06WAx5HSbr8z9i7+pvdCWtO:8TO4UdrE6J4r8zw6Rsh

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
ROe!AB$3

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral6/memory/4228-142-0x0000000000400000-0x0000000000426000-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	9dc5600bedda76a29aa0e33da951fc30.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	9dc5600bedda76a29aa0e33da951fc30.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	9dc5600bedda76a29aa0e33da951fc30.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	9dc5600bedda76a29aa0e33da951fc30.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
40	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1892 set thread context of 4228	1892	9dc5600bedda76a29aa0e33da951fc30.exe	92

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
312	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1892	9dc5600bedda76a29aa0e33da951fc30.exe
1892	9dc5600bedda76a29aa0e33da951fc30.exe
4228	9dc5600bedda76a29aa0e33da951fc30.exe
2780	powershell.exe
2780	powershell.exe
4228	9dc5600bedda76a29aa0e33da951fc30.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1892	9dc5600bedda76a29aa0e33da951fc30.exe
Token: SeDebugPrivilege	4228	9dc5600bedda76a29aa0e33da951fc30.exe
Token: SeDebugPrivilege	2780	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1892 wrote to memory of 2780	1892	9dc5600bedda76a29aa0e33da951fc30.exe	88
PID 1892 wrote to memory of 2780	1892	9dc5600bedda76a29aa0e33da951fc30.exe	88
PID 1892 wrote to memory of 2780	1892	9dc5600bedda76a29aa0e33da951fc30.exe	88
PID 1892 wrote to memory of 312	1892	9dc5600bedda76a29aa0e33da951fc30.exe	90
PID 1892 wrote to memory of 312	1892	9dc5600bedda76a29aa0e33da951fc30.exe	90
PID 1892 wrote to memory of 312	1892	9dc5600bedda76a29aa0e33da951fc30.exe	90
PID 1892 wrote to memory of 4228	1892	9dc5600bedda76a29aa0e33da951fc30.exe	92
PID 1892 wrote to memory of 4228	1892	9dc5600bedda76a29aa0e33da951fc30.exe	92
PID 1892 wrote to memory of 4228	1892	9dc5600bedda76a29aa0e33da951fc30.exe	92
PID 1892 wrote to memory of 4228	1892	9dc5600bedda76a29aa0e33da951fc30.exe	92
PID 1892 wrote to memory of 4228	1892	9dc5600bedda76a29aa0e33da951fc30.exe	92
PID 1892 wrote to memory of 4228	1892	9dc5600bedda76a29aa0e33da951fc30.exe	92
PID 1892 wrote to memory of 4228	1892	9dc5600bedda76a29aa0e33da951fc30.exe	92
PID 1892 wrote to memory of 4228	1892	9dc5600bedda76a29aa0e33da951fc30.exe	92

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	9dc5600bedda76a29aa0e33da951fc30.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	9dc5600bedda76a29aa0e33da951fc30.exe

C:\Users\Admin\AppData\Local\Temp\9dc5600bedda76a29aa0e33da951fc30.exe
"C:\Users\Admin\AppData\Local\Temp\9dc5600bedda76a29aa0e33da951fc30.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UDBgQhSevZPJlf.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2780
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UDBgQhSevZPJlf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6968.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:312
- C:\Users\Admin\AppData\Local\Temp\9dc5600bedda76a29aa0e33da951fc30.exe
  "C:\Users\Admin\AppData\Local\Temp\9dc5600bedda76a29aa0e33da951fc30.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4228

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp6968.tmp

Filesize
1KB

MD5
49803a392b10ba75773c2c7160b90a76

SHA1
ee3ec53537387adef255a847b544427168fb7a5a

SHA256
0eea5ab09e264bb9347e160c1215c6ba89cfe0072e508cf8d60564040aa2c89c

SHA512
2b721623b84ab02336e015274cba40a5d310056ba038bfcb49d54477d8c30ae069b5028eadc7810ffaba7c0d063f47d1d7ecffa86eba44f5742530758042b57b

Download Submit
memory/1892-133-0x0000000005B70000-0x0000000006114000-memory.dmp

Filesize
5.6MB

Download
memory/1892-134-0x00000000055C0000-0x0000000005652000-memory.dmp

Filesize
584KB

Download
memory/1892-135-0x0000000005570000-0x000000000557A000-memory.dmp

Filesize
40KB

Download
memory/1892-136-0x0000000007D40000-0x0000000007DDC000-memory.dmp

Filesize
624KB

Download
memory/1892-132-0x0000000000B50000-0x0000000000BD2000-memory.dmp

Filesize
520KB

Download
memory/2780-144-0x0000000004920000-0x0000000004942000-memory.dmp

Filesize
136KB

Download
memory/2780-148-0x0000000005F90000-0x0000000005FC2000-memory.dmp

Filesize
200KB

Download
memory/2780-157-0x0000000006FE0000-0x0000000006FE8000-memory.dmp

Filesize
32KB

Download
memory/2780-143-0x0000000004DB0000-0x00000000053D8000-memory.dmp

Filesize
6.2MB

Download
memory/2780-156-0x0000000007000000-0x000000000701A000-memory.dmp

Filesize
104KB

Download
memory/2780-145-0x0000000004CC0000-0x0000000004D26000-memory.dmp

Filesize
408KB

Download
memory/2780-146-0x0000000004D30000-0x0000000004D96000-memory.dmp

Filesize
408KB

Download
memory/2780-147-0x00000000059B0000-0x00000000059CE000-memory.dmp

Filesize
120KB

Download
memory/2780-139-0x0000000000850000-0x0000000000886000-memory.dmp

Filesize
216KB

Download
memory/2780-149-0x00000000709D0000-0x0000000070A1C000-memory.dmp

Filesize
304KB

Download
memory/2780-150-0x0000000005F70000-0x0000000005F8E000-memory.dmp

Filesize
120KB

Download
memory/2780-151-0x0000000007300000-0x000000000797A000-memory.dmp

Filesize
6.5MB

Download
memory/2780-152-0x0000000006CC0000-0x0000000006CDA000-memory.dmp

Filesize
104KB

Download
memory/2780-153-0x0000000006D30000-0x0000000006D3A000-memory.dmp

Filesize
40KB

Download
memory/2780-154-0x0000000006F40000-0x0000000006FD6000-memory.dmp

Filesize
600KB

Download
memory/2780-155-0x0000000006EF0000-0x0000000006EFE000-memory.dmp

Filesize
56KB

Download
memory/4228-142-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4228-158-0x0000000006830000-0x00000000069F2000-memory.dmp

Filesize
1.8MB

Download