snakekeylogger | 1d1dca99dcade53932e9f73158aecc0e73ea274a1c05d3cb7005a34d3957af23

General

Target

beenieT.exe
Size

627KB
MD5

01adfbc94da06851348026ba175876f4
SHA1

afab7627513aeab150cb27609e2ee3ddf3062c8e
SHA256

027704a79bc8bc9533c0d2d20c15ff824be56a280512e2305ac66dea22e91f70
SHA512

93dc93dcd9d87afc731258aaedb999776dcbe5421116f9ad71dae54f9ec8ccfaca02c80a212a04d16391f4ed6530b5f46c4554ada935d940b0f2fe163a174771
SSDEEP

12288:6xgmXcBFdytRXdvtaFFPiYK41HU/iZqRNyVTZlqPxUN6Kk+ycR/3w2FirEukR:uZAFQnmFPiYKJZNcTipUNrk/92Qk

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7465931215:AAEEB2buL-YODXHMy33u4S1TgD90QPF6Te0/sendMessage?chat_id=7519150590

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/3020-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3020-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3020-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3020-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3020-23-0x0000000000400000-0x0000000000426000-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
2644	powershell.exe
2552	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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	beenieT.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	beenieT.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	beenieT.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
8	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2188 set thread context of 3020	2188	beenieT.exe	36

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	beenieT.exe
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	beenieT.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
2696	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2188	beenieT.exe
2188	beenieT.exe
3020	beenieT.exe
2552	powershell.exe
2644	powershell.exe
3020	beenieT.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2188	beenieT.exe
Token: SeDebugPrivilege	3020	beenieT.exe
Token: SeDebugPrivilege	2552	powershell.exe
Token: SeDebugPrivilege	2644	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 2644	2188	beenieT.exe	30
PID 2188 wrote to memory of 2644	2188	beenieT.exe	30
PID 2188 wrote to memory of 2644	2188	beenieT.exe	30
PID 2188 wrote to memory of 2644	2188	beenieT.exe	30
PID 2188 wrote to memory of 2552	2188	beenieT.exe	32
PID 2188 wrote to memory of 2552	2188	beenieT.exe	32
PID 2188 wrote to memory of 2552	2188	beenieT.exe	32
PID 2188 wrote to memory of 2552	2188	beenieT.exe	32
PID 2188 wrote to memory of 2696	2188	beenieT.exe	34
PID 2188 wrote to memory of 2696	2188	beenieT.exe	34
PID 2188 wrote to memory of 2696	2188	beenieT.exe	34
PID 2188 wrote to memory of 2696	2188	beenieT.exe	34
PID 2188 wrote to memory of 3020	2188	beenieT.exe	36
PID 2188 wrote to memory of 3020	2188	beenieT.exe	36
PID 2188 wrote to memory of 3020	2188	beenieT.exe	36
PID 2188 wrote to memory of 3020	2188	beenieT.exe	36
PID 2188 wrote to memory of 3020	2188	beenieT.exe	36
PID 2188 wrote to memory of 3020	2188	beenieT.exe	36
PID 2188 wrote to memory of 3020	2188	beenieT.exe	36
PID 2188 wrote to memory of 3020	2188	beenieT.exe	36
PID 2188 wrote to memory of 3020	2188	beenieT.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	beenieT.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	beenieT.exe

C:\Users\Admin\AppData\Local\Temp\beenieT.exe
"C:\Users\Admin\AppData\Local\Temp\beenieT.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2188
- 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\beenieT.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2644
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aqojft.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2552
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aqojft" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9231.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2696
- C:\Users\Admin\AppData\Local\Temp\beenieT.exe
  "C:\Users\Admin\AppData\Local\Temp\beenieT.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:3020

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\tmp9231.tmp

Filesize
1KB

MD5
0366721e4ca614a98a54511e6af01324

SHA1
2cf34f5beb706c205c6e51621f920801b9495427

SHA256
1709b8525c909bb6ee8ffd090ed4278e14def3ff6b6efe29c603000621bb055d

SHA512
f23d00fc69906dd6333ce3961caaca632827ac0dfcaddfb306534242f644f034c6627364e80347306c24bf28d8f913d85d78a8ba772fbe11bb5dc759eed77ac6

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

Filesize
7KB

MD5
8fad3bff50f8e48f2912f7eb7b6bbe7a

SHA1
2e3fe35977e24ab423fca34bb16769d60de3bad5

SHA256
399134f99dfe87e63e454b5ec8d420ea362e1a13f43be77a9ec7930a18272b33

SHA512
0d6f5e63a1b28ebb50db8a57512508bf3c985006de6d7eeeefa814d3f3bc6b75cb255ae086f216aca87175d3902ffb8b8530a73c4487caa8d52b991f4c51e6e9

Download Submit
memory/2188-4-0x000000007421E000-0x000000007421F000-memory.dmp

Filesize
4KB

Download
memory/2188-31-0x0000000074210000-0x00000000748FE000-memory.dmp

Filesize
6.9MB

Download
memory/2188-0-0x000000007421E000-0x000000007421F000-memory.dmp

Filesize
4KB

Download
memory/2188-5-0x0000000074210000-0x00000000748FE000-memory.dmp

Filesize
6.9MB

Download
memory/2188-6-0x0000000000480000-0x00000000004EC000-memory.dmp

Filesize
432KB

Download
memory/2188-2-0x0000000074210000-0x00000000748FE000-memory.dmp

Filesize
6.9MB

Download
memory/2188-1-0x0000000001150000-0x00000000011EE000-memory.dmp

Filesize
632KB

Download
memory/2188-3-0x0000000000540000-0x000000000055E000-memory.dmp

Filesize
120KB

Download
memory/3020-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3020-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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