snakekeylogger | c839949bc2ef0120313e192d7d13d39fae8fbf993edf477ca2aa074f745709ec

General

Target

Vessels details.exe
Size

374KB
MD5

015f92c031a3f47dc93b9410a156470b
SHA1

bd1ec48f94e2e79e30eed34e146a77e6dc5581f4
SHA256

567da55c5a9f89c31cc2e2ca01d9b688f2cf2d9614d93413eb05246a10a626e1
SHA512

6c378f61c06562915c21c66eaa2308626565eec7904e19f3a858ba648a192df4d06d9c8e1bd64f2c79a23560bed61d80bffcbf24ba518c894d7f9d7f2b5bcedc
SSDEEP

6144:DN7zMdPaeztFrgxaw2ZRZbGAZkMf7tZalavQoXEsYG65ug5hxxQg3NZLM:4ztFU2Z3GYkU7tZalavQwEHbkg3BjM

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.yandex.com
Port:
587
Username:
[email protected]
Password:
chijiokejackson121

C2

https://api.telegram.org/bot5206100572:AAFn3MxBuN0bjQhfY8y1ed9Iwi79LyIe75I/sendMessage?chat_id=2135869667

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/940-26-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger

Drops startup file 2 IoCs

Processes:

Powershell.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe	Powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe	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 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:

Vessels details.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Vessels details.exe
Key opened	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Vessels details.exe
Key opened	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Vessels details.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

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

Processes:

Vessels details.exe

description pid process target process

PID 3316 set thread context of 940 3316 Vessels details.exe Vessels details.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Powershell.exeVessels details.exe

pid process

1716 Powershell.exe
1716 Powershell.exe
940 Vessels details.exe
940 Vessels details.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Powershell.exeVessels details.exe

description pid process

Token: SeDebugPrivilege 1716 Powershell.exe
Token: SeDebugPrivilege 940 Vessels details.exe

flow	ioc
21	checkip.dyndns.org

description	pid	process	target process
PID 3316 set thread context of 940	3316	Vessels details.exe	Vessels details.exe

pid	process
1716	Powershell.exe
1716	Powershell.exe
940	Vessels details.exe
940	Vessels details.exe

description	pid	process
Token: SeDebugPrivilege	1716	Powershell.exe
Token: SeDebugPrivilege	940	Vessels details.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Vessels details.exe

description	pid	process	target process
PID 3316 wrote to memory of 1716	3316	Vessels details.exe	Powershell.exe
PID 3316 wrote to memory of 1716	3316	Vessels details.exe	Powershell.exe
PID 3316 wrote to memory of 1716	3316	Vessels details.exe	Powershell.exe
PID 3316 wrote to memory of 940	3316	Vessels details.exe	Vessels details.exe
PID 3316 wrote to memory of 940	3316	Vessels details.exe	Vessels details.exe
PID 3316 wrote to memory of 940	3316	Vessels details.exe	Vessels details.exe
PID 3316 wrote to memory of 940	3316	Vessels details.exe	Vessels details.exe
PID 3316 wrote to memory of 940	3316	Vessels details.exe	Vessels details.exe
PID 3316 wrote to memory of 940	3316	Vessels details.exe	Vessels details.exe
PID 3316 wrote to memory of 940	3316	Vessels details.exe	Vessels details.exe
PID 3316 wrote to memory of 940	3316	Vessels details.exe	Vessels details.exe

outlook_office_path 1 IoCs

Processes:

Vessels details.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Vessels details.exe

outlook_win_path 1 IoCs

Processes:

Vessels details.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Vessels details.exe

C:\Users\Admin\AppData\Local\Temp\Vessels details.exe
"C:\Users\Admin\AppData\Local\Temp\Vessels details.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3316

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\Vessels details.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'
2⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1716

C:\Users\Admin\AppData\Local\Temp\Vessels details.exe
"C:\Users\Admin\AppData\Local\Temp\Vessels details.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Vessels details.exe.log

Filesize
706B

MD5
9b4d7ccdebef642a9ad493e2c2925952

SHA1
c020c622c215e880c8415fa867cb50210b443ef0

SHA256
e6f068d76bd941b4118225b130db2c70128e77a45dcdbf5cbab0f8a563b867ff

SHA512
8577ecd7597d4b540bc1c6ccc4150eae7443da2e4be1343cc42242714d04dd16e48c3fcaefd95c4a148fe9f14c5b6f3166b752ae20d608676cf6fb48919968e8

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5yaxtvhh.qdw.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/940-45-0x0000000006340000-0x000000000634A000-memory.dmp

Filesize
40KB

Download
memory/940-44-0x0000000004EF0000-0x0000000004F00000-memory.dmp

Filesize
64KB

Download
memory/940-43-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/940-42-0x0000000006350000-0x0000000006512000-memory.dmp

Filesize
1.8MB

Download
memory/940-41-0x0000000006130000-0x0000000006180000-memory.dmp

Filesize
320KB

Download
memory/940-31-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/940-33-0x0000000004EF0000-0x0000000004F00000-memory.dmp

Filesize
64KB

Download
memory/940-26-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1716-9-0x0000000004F10000-0x0000000005538000-memory.dmp

Filesize
6.2MB

Download
memory/1716-35-0x0000000005F70000-0x0000000005F8A000-memory.dmp

Filesize
104KB

Download
memory/1716-12-0x0000000004B60000-0x0000000004BC6000-memory.dmp

Filesize
408KB

Download
memory/1716-18-0x0000000004E00000-0x0000000004E66000-memory.dmp

Filesize
408KB

Download
memory/1716-10-0x00000000048D0000-0x00000000048E0000-memory.dmp

Filesize
64KB

Download
memory/1716-23-0x0000000005540000-0x0000000005894000-memory.dmp

Filesize
3.3MB

Download
memory/1716-40-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/1716-36-0x0000000005FD0000-0x0000000005FF2000-memory.dmp

Filesize
136KB

Download
memory/1716-8-0x00000000048D0000-0x00000000048E0000-memory.dmp

Filesize
64KB

Download
memory/1716-11-0x0000000004AC0000-0x0000000004AE2000-memory.dmp

Filesize
136KB

Download
memory/1716-34-0x0000000006D20000-0x0000000006DB6000-memory.dmp

Filesize
600KB

Download
memory/1716-30-0x0000000005AA0000-0x0000000005ABE000-memory.dmp

Filesize
120KB

Download
memory/1716-32-0x0000000005AF0000-0x0000000005B3C000-memory.dmp

Filesize
304KB

Download
memory/1716-7-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/1716-6-0x0000000002140000-0x0000000002176000-memory.dmp

Filesize
216KB

Download
memory/3316-29-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/3316-0-0x0000000000B60000-0x0000000000BC4000-memory.dmp

Filesize
400KB

Download
memory/3316-25-0x0000000005700000-0x000000000570A000-memory.dmp

Filesize
40KB

Download
memory/3316-24-0x00000000055A0000-0x00000000055B0000-memory.dmp

Filesize
64KB

Download
memory/3316-5-0x0000000005790000-0x000000000582C000-memory.dmp

Filesize
624KB

Download
memory/3316-4-0x0000000005530000-0x0000000005586000-memory.dmp

Filesize
344KB

Download
memory/3316-3-0x00000000055D0000-0x0000000005662000-memory.dmp

Filesize
584KB

Download
memory/3316-2-0x0000000005AE0000-0x0000000006084000-memory.dmp

Filesize
5.6MB

Download
memory/3316-1-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads