snakekeylogger | e966cd1651a960bc88f3582b328d274b2cbf2b84d59df761cbcd1702c38d5a14

General

Target

tmp.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
behavioral2/memory/3788-144-0x0000000000400000-0x0000000000426000-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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	tmp.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-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.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
58	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3464 set thread context of 3788	3464	tmp.exe	94

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
1432	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3464	tmp.exe
3464	tmp.exe
3464	tmp.exe
3464	tmp.exe
3788	tmp.exe
3644	powershell.exe
3644	powershell.exe
3788	tmp.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3464	tmp.exe
Token: SeDebugPrivilege	3788	tmp.exe
Token: SeDebugPrivilege	3644	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3464 wrote to memory of 3644	3464	tmp.exe	89
PID 3464 wrote to memory of 3644	3464	tmp.exe	89
PID 3464 wrote to memory of 3644	3464	tmp.exe	89
PID 3464 wrote to memory of 1432	3464	tmp.exe	91
PID 3464 wrote to memory of 1432	3464	tmp.exe	91
PID 3464 wrote to memory of 1432	3464	tmp.exe	91
PID 3464 wrote to memory of 4244	3464	tmp.exe	93
PID 3464 wrote to memory of 4244	3464	tmp.exe	93
PID 3464 wrote to memory of 4244	3464	tmp.exe	93
PID 3464 wrote to memory of 3788	3464	tmp.exe	94
PID 3464 wrote to memory of 3788	3464	tmp.exe	94
PID 3464 wrote to memory of 3788	3464	tmp.exe	94
PID 3464 wrote to memory of 3788	3464	tmp.exe	94
PID 3464 wrote to memory of 3788	3464	tmp.exe	94
PID 3464 wrote to memory of 3788	3464	tmp.exe	94
PID 3464 wrote to memory of 3788	3464	tmp.exe	94
PID 3464 wrote to memory of 3788	3464	tmp.exe	94

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	tmp.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	tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3464
- 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:3644
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UDBgQhSevZPJlf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp17FC.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1432
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
  2⤵
  PID:4244
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3788

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\Temp\tmp17FC.tmp

Filesize
1KB

MD5
9d5d8932c81b8deac0b9fadc18902cdb

SHA1
57857cf4b52427510261bc5de52ead954be6c3a9

SHA256
d515371d4c71854d579bd1160f88c722e574307809b577d63b3c34d708ee552d

SHA512
f44795df80aed0ea39df9d77e50d5e71b9e867447dc7484570c3a5bf7c95672944dab00608d227fce13f2b1e27c4601cce9b15c3f24543759fbc6329e68173b1

Download Submit
memory/3464-133-0x0000000005300000-0x00000000058A4000-memory.dmp

Filesize
5.6MB

Download
memory/3464-134-0x0000000004E30000-0x0000000004EC2000-memory.dmp

Filesize
584KB

Download
memory/3464-135-0x0000000004FC0000-0x0000000004FCA000-memory.dmp

Filesize
40KB

Download
memory/3464-136-0x0000000007590000-0x000000000762C000-memory.dmp

Filesize
624KB

Download
memory/3464-132-0x00000000003E0000-0x0000000000462000-memory.dmp

Filesize
520KB

Download
memory/3644-146-0x0000000005860000-0x00000000058C6000-memory.dmp

Filesize
408KB

Download
memory/3644-150-0x0000000071160000-0x00000000711AC000-memory.dmp

Filesize
304KB

Download
memory/3644-158-0x0000000007670000-0x0000000007678000-memory.dmp

Filesize
32KB

Download
memory/3644-143-0x00000000051C0000-0x00000000057E8000-memory.dmp

Filesize
6.2MB

Download
memory/3644-157-0x0000000007690000-0x00000000076AA000-memory.dmp

Filesize
104KB

Download
memory/3644-156-0x0000000007580000-0x000000000758E000-memory.dmp

Filesize
56KB

Download
memory/3644-145-0x0000000004FE0000-0x0000000005002000-memory.dmp

Filesize
136KB

Download
memory/3644-147-0x0000000005950000-0x00000000059B6000-memory.dmp

Filesize
408KB

Download
memory/3644-148-0x0000000006030000-0x000000000604E000-memory.dmp

Filesize
120KB

Download
memory/3644-149-0x0000000007000000-0x0000000007032000-memory.dmp

Filesize
200KB

Download
memory/3644-139-0x00000000026B0000-0x00000000026E6000-memory.dmp

Filesize
216KB

Download
memory/3644-151-0x00000000065E0000-0x00000000065FE000-memory.dmp

Filesize
120KB

Download
memory/3644-152-0x0000000007990000-0x000000000800A000-memory.dmp

Filesize
6.5MB

Download
memory/3644-153-0x0000000007350000-0x000000000736A000-memory.dmp

Filesize
104KB

Download
memory/3644-154-0x00000000073C0000-0x00000000073CA000-memory.dmp

Filesize
40KB

Download
memory/3644-155-0x00000000075D0000-0x0000000007666000-memory.dmp

Filesize
600KB

Download
memory/3788-144-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3788-159-0x0000000006D30000-0x0000000006EF2000-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