snakekeylogger | 76c6d22f002d515984ff4c63d83695cec04b900fe396daecad771fcbf95c9e08

General

Target

Proforma invoice22025.exe
Size

629KB
MD5

e353450fb834d5ac12d7f3786944cc90
SHA1

df7676c8eb50080c48d496834a781ec3d6b7d700
SHA256

4a52966dbc301aea30bd705c459d57b927a5acda0691cde6630625a0ed7f42fd
SHA512

d75d502ad69972b23e81b35486e67c7f6bfe06c9fa2cd4dcb6a377c7862da0bb3760d561b4d512809a836af30a33df75afab5f962b0adce2f0ab1502a55693d5
SSDEEP

12288:Dxgm2GjY167dv4mGttj0KqCJ+tQdEafw99zmJWeh4B48eF+9kR:VtY1sdgjLqCJ4aYPzmvGheN

Score

10^/10

snakekeylogger collection discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
fayedsecurity.com
Port:
26
Username:
[email protected]
Password:
fayed010577
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/2972-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2972-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2972-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2972-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2972-23-0x0000000000400000-0x0000000000426000-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
2948	powershell.exe
2840	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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 2864 set thread context of 2972	2864	Proforma invoice22025.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	Proforma invoice22025.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	RegSvcs.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
2668	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2864	Proforma invoice22025.exe
2864	Proforma invoice22025.exe
2972	RegSvcs.exe
2948	powershell.exe
2840	powershell.exe
2972	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2864	Proforma invoice22025.exe
Token: SeDebugPrivilege	2972	RegSvcs.exe
Token: SeDebugPrivilege	2948	powershell.exe
Token: SeDebugPrivilege	2840	powershell.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2864 wrote to memory of 2948	2864	Proforma invoice22025.exe	30
PID 2864 wrote to memory of 2948	2864	Proforma invoice22025.exe	30
PID 2864 wrote to memory of 2948	2864	Proforma invoice22025.exe	30
PID 2864 wrote to memory of 2948	2864	Proforma invoice22025.exe	30
PID 2864 wrote to memory of 2840	2864	Proforma invoice22025.exe	32
PID 2864 wrote to memory of 2840	2864	Proforma invoice22025.exe	32
PID 2864 wrote to memory of 2840	2864	Proforma invoice22025.exe	32
PID 2864 wrote to memory of 2840	2864	Proforma invoice22025.exe	32
PID 2864 wrote to memory of 2668	2864	Proforma invoice22025.exe	34
PID 2864 wrote to memory of 2668	2864	Proforma invoice22025.exe	34
PID 2864 wrote to memory of 2668	2864	Proforma invoice22025.exe	34
PID 2864 wrote to memory of 2668	2864	Proforma invoice22025.exe	34
PID 2864 wrote to memory of 2972	2864	Proforma invoice22025.exe	36
PID 2864 wrote to memory of 2972	2864	Proforma invoice22025.exe	36
PID 2864 wrote to memory of 2972	2864	Proforma invoice22025.exe	36
PID 2864 wrote to memory of 2972	2864	Proforma invoice22025.exe	36
PID 2864 wrote to memory of 2972	2864	Proforma invoice22025.exe	36
PID 2864 wrote to memory of 2972	2864	Proforma invoice22025.exe	36
PID 2864 wrote to memory of 2972	2864	Proforma invoice22025.exe	36
PID 2864 wrote to memory of 2972	2864	Proforma invoice22025.exe	36
PID 2864 wrote to memory of 2972	2864	Proforma invoice22025.exe	36
PID 2864 wrote to memory of 2972	2864	Proforma invoice22025.exe	36
PID 2864 wrote to memory of 2972	2864	Proforma invoice22025.exe	36
PID 2864 wrote to memory of 2972	2864	Proforma invoice22025.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Proforma invoice22025.exe
"C:\Users\Admin\AppData\Local\Temp\Proforma invoice22025.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2864
- 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\Proforma invoice22025.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2948
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TbtFbw.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2840
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TbtFbw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA016.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2668
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:2972

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

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpA016.tmp

Filesize
1KB

MD5
ef8a8300aa436a9bcb255e55f0f45412

SHA1
8d828e632082c3c352617105d2b3c092cd99e110

SHA256
3b331e3dc72907f9c3a03dd299e21718b08b1306a3f0e287bb5d7d5452e24384

SHA512
68929f411794850db6750cb67b0b33846c5772bcd0033e85124aa51b754db3585228eb46e0d904ed6a8068aa7f621aaef840925bf157c1515d630a935f5cf53b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\NBH096ASR0IO73N72F35.temp

Filesize
7KB

MD5
8148a6486e35eb835eb0a2da982b7139

SHA1
baa68d88c82453c07e45d096b849d3fd2dd59281

SHA256
f535021665d69cb41bf24953cf3d9ff7b0f351583447004eab4cef4e933929c4

SHA512
88e7e646ff0b45c614e349a5ea8b12f072e0ef0ca8e835341d4fb375fdb93700ddd681bc09978d84194069581b1355f58f76f01c2860f8aa7f9a53269ea1b33a

Download Submit
memory/2864-4-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/2864-31-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2864-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/2864-5-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2864-6-0x0000000004C40000-0x0000000004CAC000-memory.dmp

Filesize
432KB

Download
memory/2864-2-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2864-1-0x0000000001160000-0x0000000001200000-memory.dmp

Filesize
640KB

Download
memory/2864-3-0x0000000000660000-0x000000000067E000-memory.dmp

Filesize
120KB

Download
memory/2972-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2972-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2972-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2972-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2972-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2972-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2972-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2972-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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