snakekeylogger | a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c

General

Target

a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe
Size

702KB
MD5

5825c3a9ffdbde87f895d35903c5ddaa
SHA1

733d41590ce66e28eee47d77fd6b0f87dfed8bcc
SHA256

a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c
SHA512

784690af3c49317c201c1b4a7e613e23d633909386221bb2ee8fd872246d9ae88bb5d18ae7dd3b0becb4fd7d6eec1b63e522d1682fb9f3df0da493a647a502c5
SSDEEP

12288:kfiIO8DfiMlvZWMpXDLnE9cnBuVWibop/f3Pl/k6X:kfRfiMlvUMNTElV9op//P+i

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.internationaluniforms.com
Port:
587
Username:
[email protected]
Password:
New2022!
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2744-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2744-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2744-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2744-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2744-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1916	powershell.exe

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
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.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.

flow	ioc
4	checkip.dyndns.org
9	reallyfreegeoip.org
10	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2584 set thread context of 2744	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe	33

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe
2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe
2744	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe
1916	powershell.exe
2744	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe
Token: SeDebugPrivilege	2744	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe
Token: SeDebugPrivilege	1916	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2584 wrote to memory of 1916	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe	31
PID 2584 wrote to memory of 1916	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe	31
PID 2584 wrote to memory of 1916	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe	31
PID 2584 wrote to memory of 1916	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe	31
PID 2584 wrote to memory of 2744	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe	33
PID 2584 wrote to memory of 2744	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe	33
PID 2584 wrote to memory of 2744	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe	33
PID 2584 wrote to memory of 2744	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe	33
PID 2584 wrote to memory of 2744	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe	33
PID 2584 wrote to memory of 2744	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe	33
PID 2584 wrote to memory of 2744	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe	33
PID 2584 wrote to memory of 2744	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe	33
PID 2584 wrote to memory of 2744	2584	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe

C:\Users\Admin\AppData\Local\Temp\a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe
"C:\Users\Admin\AppData\Local\Temp\a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2584
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1916
- C:\Users\Admin\AppData\Local\Temp\a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe
  "C:\Users\Admin\AppData\Local\Temp\a5d951ea30a7079b09113a1f7d98abfe809f8030be45de8f8f9e96a51778867c.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2744

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2584-0-0x000000007436E000-0x000000007436F000-memory.dmp

Filesize
4KB

Download
memory/2584-1-0x0000000000130000-0x00000000001E6000-memory.dmp

Filesize
728KB

Download
memory/2584-2-0x0000000074360000-0x0000000074A4E000-memory.dmp

Filesize
6.9MB

Download
memory/2584-3-0x0000000000420000-0x0000000000446000-memory.dmp

Filesize
152KB

Download
memory/2584-4-0x000000007436E000-0x000000007436F000-memory.dmp

Filesize
4KB

Download
memory/2584-5-0x0000000074360000-0x0000000074A4E000-memory.dmp

Filesize
6.9MB

Download
memory/2584-6-0x0000000000540000-0x00000000005AA000-memory.dmp

Filesize
424KB

Download
memory/2584-22-0x0000000074360000-0x0000000074A4E000-memory.dmp

Filesize
6.9MB

Download
memory/2744-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2744-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2744-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2744-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2744-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2744-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2744-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2744-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2744-23-0x0000000074360000-0x0000000074A4E000-memory.dmp

Filesize
6.9MB

Download
memory/2744-24-0x0000000074360000-0x0000000074A4E000-memory.dmp

Filesize
6.9MB

Download
memory/2744-27-0x0000000074360000-0x0000000074A4E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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