snakekeylogger | 1ad767f865f642736b9ce33bdb40e4d58e6d2bb6b10cfa12ca71ac291f889e74

General

Target

Invoice.exe
Size

557KB
MD5

7ccea594742ef8616d4329ae4b13d65f
SHA1

2cc66eb1781ca1389e5b961f6904ba819770cf62
SHA256

3235c0cc1e4c983e8e11ad3f9fe6af66cf5cda2d4f4730f84cd290d877136b6c
SHA512

59eef8e1cbedf34393b262f3d84e61a67e552db3ce8d95c492d5559449694d2d6324882c84b844d496b2ae9a7a81dd42df81b6a0a4ff74a8c02e964a680d4a3d
SSDEEP

12288:dVTlZnKl3tPs75yJfVtHNrx8ACBUtjKxisU9zJDs1K4YJHg6gi/:nZZKlCYJdBN98AC65izUrow9H+i

Score

10^/10

snakekeylogger collection execution keylogger spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.speedhouseoman.com
Port:
587
Username:
[email protected]
Password:
SpH@0084

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.speedhouseoman.com
Port:
587
Username:
[email protected]
Password:
SpH@0084

C2

https://scratchdreams.tk

Signatures

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

Snake Keylogger payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1360-21-0x0000000000400000-0x0000000000426000-memory.dmp	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

Processes:

powershell.exe

pid process

4388 powershell.exe

pid	process
4388	powershell.exe

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

Processes:

Invoice.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	Invoice.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 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Invoice.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.exe
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.exe
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.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.

Processes:

flow ioc

34 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Invoice.exe

description pid process target process

PID 1060 set thread context of 1360 1060 Invoice.exe Invoice.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job
T1053

Processes:

schtasks.exe

pid process

3736 schtasks.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

Invoice.exepowershell.exe

pid process

1360 Invoice.exe
1360 Invoice.exe
4388 powershell.exe
4388 powershell.exe
4388 powershell.exe
1360 Invoice.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exeInvoice.exe

description pid process

Token: SeDebugPrivilege 4388 powershell.exe
Token: SeDebugPrivilege 1360 Invoice.exe

flow	ioc
34	checkip.dyndns.org

description	pid	process	target process
PID 1060 set thread context of 1360	1060	Invoice.exe	Invoice.exe

pid	process
3736	schtasks.exe

pid	process
1360	Invoice.exe
1360	Invoice.exe
4388	powershell.exe
4388	powershell.exe
4388	powershell.exe
1360	Invoice.exe

description	pid	process
Token: SeDebugPrivilege	4388	powershell.exe
Token: SeDebugPrivilege	1360	Invoice.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Invoice.exe

description	pid	process	target process
PID 1060 wrote to memory of 4388	1060	Invoice.exe	powershell.exe
PID 1060 wrote to memory of 4388	1060	Invoice.exe	powershell.exe
PID 1060 wrote to memory of 4388	1060	Invoice.exe	powershell.exe
PID 1060 wrote to memory of 3736	1060	Invoice.exe	schtasks.exe
PID 1060 wrote to memory of 3736	1060	Invoice.exe	schtasks.exe
PID 1060 wrote to memory of 3736	1060	Invoice.exe	schtasks.exe
PID 1060 wrote to memory of 1360	1060	Invoice.exe	Invoice.exe
PID 1060 wrote to memory of 1360	1060	Invoice.exe	Invoice.exe
PID 1060 wrote to memory of 1360	1060	Invoice.exe	Invoice.exe
PID 1060 wrote to memory of 1360	1060	Invoice.exe	Invoice.exe
PID 1060 wrote to memory of 1360	1060	Invoice.exe	Invoice.exe
PID 1060 wrote to memory of 1360	1060	Invoice.exe	Invoice.exe
PID 1060 wrote to memory of 1360	1060	Invoice.exe	Invoice.exe
PID 1060 wrote to memory of 1360	1060	Invoice.exe	Invoice.exe

outlook_office_path 1 IoCs

Processes:

Invoice.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.exe

outlook_win_path 1 IoCs

Processes:

Invoice.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.exe

C:\Users\Admin\AppData\Local\Temp\Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1060

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xHctVCfBs.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4388

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xHctVCfBs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp12B8.tmp"
2⤵
- Creates scheduled task(s)
PID:3736

C:\Users\Admin\AppData\Local\Temp\Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1360

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4256,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=1036 /prefetch:8
1⤵
PID:1612

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

Scheduled Task/Job

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2pninq33.w0r.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp12B8.tmp
Filesize
1KB

MD5
fcf8bb331a981bf080e84a1b66f4898f

SHA1
b0b4b501ce96c0721418864d57e20b0eb081918e

SHA256
13bd24a917cc70f19243f942e8a63c4c6747b890c72479779f16811dd9f58871

SHA512
5e1f2831856b5574d2c86cc51f67e81d8599893df68cf725185b3c64c46a6a30a266315dd8b47c1c6c646d6623fb6f9cff6d213f9fe630fb6ce8376e9bc8cc22

Download Submit
memory/1060-10-0x0000000009100000-0x000000000919C000-memory.dmp

Filesize
624KB

Download
memory/1060-0-0x000000007500E000-0x000000007500F000-memory.dmp

Filesize
4KB

Download
memory/1060-4-0x0000000005510000-0x000000000551A000-memory.dmp

Filesize
40KB

Download
memory/1060-5-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-6-0x0000000005870000-0x00000000058F6000-memory.dmp

Filesize
536KB

Download
memory/1060-7-0x00000000067C0000-0x00000000067DA000-memory.dmp

Filesize
104KB

Download
memory/1060-8-0x0000000005650000-0x0000000005660000-memory.dmp

Filesize
64KB

Download
memory/1060-9-0x0000000006A70000-0x0000000006AD8000-memory.dmp

Filesize
416KB

Download
memory/1060-1-0x00000000009F0000-0x0000000000A80000-memory.dmp

Filesize
576KB

Download
memory/1060-3-0x0000000005460000-0x00000000054F2000-memory.dmp

Filesize
584KB

Download
memory/1060-24-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-2-0x0000000005910000-0x0000000005EB4000-memory.dmp

Filesize
5.6MB

Download
memory/1360-68-0x0000000006810000-0x00000000069D2000-memory.dmp

Filesize
1.8MB

Download
memory/1360-67-0x00000000065F0000-0x0000000006640000-memory.dmp

Filesize
320KB

Download
memory/1360-66-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/1360-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1360-69-0x0000000006F10000-0x000000000743C000-memory.dmp

Filesize
5.2MB

Download
memory/1360-23-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/1360-28-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/4388-15-0x0000000002EB0000-0x0000000002EE6000-memory.dmp

Filesize
216KB

Download
memory/4388-56-0x0000000007B30000-0x0000000007B3A000-memory.dmp

Filesize
40KB

Download
memory/4388-27-0x0000000006130000-0x0000000006196000-memory.dmp

Filesize
408KB

Download
memory/4388-25-0x0000000006020000-0x0000000006042000-memory.dmp

Filesize
136KB

Download
memory/4388-38-0x00000000061A0000-0x00000000064F4000-memory.dmp

Filesize
3.3MB

Download
memory/4388-39-0x0000000006770000-0x000000000678E000-memory.dmp

Filesize
120KB

Download
memory/4388-40-0x00000000067B0000-0x00000000067FC000-memory.dmp

Filesize
304KB

Download
memory/4388-42-0x0000000070A30000-0x0000000070A7C000-memory.dmp

Filesize
304KB

Download
memory/4388-41-0x0000000007730000-0x0000000007762000-memory.dmp

Filesize
200KB

Download
memory/4388-52-0x0000000006D50000-0x0000000006D6E000-memory.dmp

Filesize
120KB

Download
memory/4388-53-0x0000000007980000-0x0000000007A23000-memory.dmp

Filesize
652KB

Download
memory/4388-54-0x0000000008100000-0x000000000877A000-memory.dmp

Filesize
6.5MB

Download
memory/4388-55-0x0000000007AC0000-0x0000000007ADA000-memory.dmp

Filesize
104KB

Download
memory/4388-26-0x00000000060C0000-0x0000000006126000-memory.dmp

Filesize
408KB

Download
memory/4388-57-0x0000000007D40000-0x0000000007DD6000-memory.dmp

Filesize
600KB

Download
memory/4388-58-0x0000000007CC0000-0x0000000007CD1000-memory.dmp

Filesize
68KB

Download
memory/4388-59-0x0000000007CF0000-0x0000000007CFE000-memory.dmp

Filesize
56KB

Download
memory/4388-60-0x0000000007D00000-0x0000000007D14000-memory.dmp

Filesize
80KB

Download
memory/4388-61-0x0000000007E00000-0x0000000007E1A000-memory.dmp

Filesize
104KB

Download
memory/4388-62-0x0000000007DE0000-0x0000000007DE8000-memory.dmp

Filesize
32KB

Download
memory/4388-65-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/4388-20-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/4388-18-0x00000000059C0000-0x0000000005FE8000-memory.dmp

Filesize
6.2MB

Download
memory/4388-19-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/4388-17-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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