snakekeylogger | b3d2c06489759b1433bcf9aa38c9ba9dfb400bbc4ff1deedd960f3c3dd606518

General

Target

MB267382625AE.exe
Size

623KB
MD5

6f5a32fe1630cb04f98c3ed07ff9f833
SHA1

76e11f8c97bb63fb915fb1d3143a3b77a643dde2
SHA256

b3d2c06489759b1433bcf9aa38c9ba9dfb400bbc4ff1deedd960f3c3dd606518
SHA512

9a480dd2567d075f624d4254d455ffd70cfaf756cb5a73ae16e9cb25d875743d1f75700dbf042311b37f0a722d9ec6748c431d7714a9fc173afe945d837afc77
SSDEEP

12288:k0dsFt5CffsjpL50fAbpRZrf4S9zxxydAA5QdWeax:i5Cfgpa4zyS1R4

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.murchisonspice.co.za
Port:
587
Username:
[email protected]
Password:
accounts786q#

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2684-31-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2684-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2684-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2684-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2684-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2704	powershell.exe
2788	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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MB267382625AE.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MB267382625AE.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MB267382625AE.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
8	reallyfreegeoip.org
9	reallyfreegeoip.org
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2408 set thread context of 2684	2408	MB267382625AE.exe	37

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 5 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MB267382625AE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MB267382625AE.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2740	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2684	MB267382625AE.exe
2788	powershell.exe
2704	powershell.exe
2684	MB267382625AE.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2684	MB267382625AE.exe
Token: SeDebugPrivilege	2788	powershell.exe
Token: SeDebugPrivilege	2704	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 2788	2408	MB267382625AE.exe	31
PID 2408 wrote to memory of 2788	2408	MB267382625AE.exe	31
PID 2408 wrote to memory of 2788	2408	MB267382625AE.exe	31
PID 2408 wrote to memory of 2788	2408	MB267382625AE.exe	31
PID 2408 wrote to memory of 2704	2408	MB267382625AE.exe	33
PID 2408 wrote to memory of 2704	2408	MB267382625AE.exe	33
PID 2408 wrote to memory of 2704	2408	MB267382625AE.exe	33
PID 2408 wrote to memory of 2704	2408	MB267382625AE.exe	33
PID 2408 wrote to memory of 2740	2408	MB267382625AE.exe	34
PID 2408 wrote to memory of 2740	2408	MB267382625AE.exe	34
PID 2408 wrote to memory of 2740	2408	MB267382625AE.exe	34
PID 2408 wrote to memory of 2740	2408	MB267382625AE.exe	34
PID 2408 wrote to memory of 2684	2408	MB267382625AE.exe	37
PID 2408 wrote to memory of 2684	2408	MB267382625AE.exe	37
PID 2408 wrote to memory of 2684	2408	MB267382625AE.exe	37
PID 2408 wrote to memory of 2684	2408	MB267382625AE.exe	37
PID 2408 wrote to memory of 2684	2408	MB267382625AE.exe	37
PID 2408 wrote to memory of 2684	2408	MB267382625AE.exe	37
PID 2408 wrote to memory of 2684	2408	MB267382625AE.exe	37
PID 2408 wrote to memory of 2684	2408	MB267382625AE.exe	37
PID 2408 wrote to memory of 2684	2408	MB267382625AE.exe	37

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MB267382625AE.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MB267382625AE.exe

C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe
"C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2408
- 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\MB267382625AE.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2788
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dJFcydwkSeVpGG.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2704
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dJFcydwkSeVpGG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp223.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2740
- C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe
  "C:\Users\Admin\AppData\Local\Temp\MB267382625AE.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:2684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp223.tmp

Filesize
1KB

MD5
24176dcffe61be572fd8929f0ce6eb89

SHA1
b65fbce69616cbc7a67439a8b5ba85cae71076eb

SHA256
789b1a64a79cce4b82d480245e54cf0d3dc44447697d77777d1a16df3b1d13f1

SHA512
e718c2fff1441020acc4c25ea5205ba7dc21b99171412c7b77df85f7ececb76e86c3b0ba686a7225c27c164af532f7586e65b8ec4bd247611e70a04a7e13449a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
f8103f372cacb2624c903633da1f20e1

SHA1
6b0ddd76409f8926d448cc26095b59275c4a63bf

SHA256
5513757afb509ab22cbee24c75eafb638fbb55002f487a27d4a4a5b9b5753626

SHA512
79576303db744da9ece4bc2b416ba6f8b9727ced81900d8ef71d3f24697b0d54ad57c9fdaa7b11630716faa7adef3cf79abed6d1c026643a751ab3a8d712fc9d

Download Submit
memory/2408-4-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

Filesize
4KB

Download
memory/2408-32-0x0000000074A70000-0x000000007515E000-memory.dmp

Filesize
6.9MB

Download
memory/2408-0-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

Filesize
4KB

Download
memory/2408-5-0x0000000074A70000-0x000000007515E000-memory.dmp

Filesize
6.9MB

Download
memory/2408-6-0x0000000000490000-0x00000000004FC000-memory.dmp

Filesize
432KB

Download
memory/2408-2-0x0000000074A70000-0x000000007515E000-memory.dmp

Filesize
6.9MB

Download
memory/2408-1-0x0000000001290000-0x0000000001332000-memory.dmp

Filesize
648KB

Download
memory/2408-3-0x0000000000370000-0x000000000038E000-memory.dmp

Filesize
120KB

Download
memory/2684-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2684-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2684-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2684-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2684-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2684-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2684-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2684-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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