snakekeylogger | 211bbf7b08bd07a5c74d049e67d35a428497a8a30b180d8172cd9a74f8278887

General

Target

hesap hareketi-01.pdf.exe
Size

44KB
MD5

418aa28c488809dc336199188ac90b5e
SHA1

a9f9f5d5f098c08a66eb2a2e1be2cd5ff2d654e1
SHA256

211bbf7b08bd07a5c74d049e67d35a428497a8a30b180d8172cd9a74f8278887
SHA512

854b03fe94104e132495c807dc6409e88792fa39494cbd5b053b8d59dfd00b252dbc5acf67c90e60e9d81b90bfaf6911691e206f2720b00deedd6d86cdfb3925
SSDEEP

768:2m9yBYirFST0hpfB5RKFJtLtWDUrs4nMWp/YI4XuMI/t6nOa6Ty/:5jkfqltWssL9o1t6Oa//

Score

10^/10

snakekeylogger collection keylogger persistence spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.status-automation.com
Port:
587
Username:
[email protected]
Password:
bkkhoostatus2018

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.status-automation.com
Port:
587
Username:
[email protected]
Password:
bkkhoostatus2018
Email To:
[email protected]

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/5784-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger

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:

hesap hareketi-01.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hesap hareketi-01.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hesap hareketi-01.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hesap hareketi-01.pdf.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

hesap hareketi-01.pdf.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mmmmmmmmmm = "C:\\Users\\Admin\\AppData\\Roaming\\mmmmmmmmmm.exe"	hesap hareketi-01.pdf.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

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

Processes:

hesap hareketi-01.pdf.exe

description pid process target process

PID 1276 set thread context of 5784 1276 hesap hareketi-01.pdf.exe hesap hareketi-01.pdf.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

hesap hareketi-01.pdf.exehesap hareketi-01.pdf.exe

pid process

1276 hesap hareketi-01.pdf.exe
1276 hesap hareketi-01.pdf.exe
5784 hesap hareketi-01.pdf.exe
5784 hesap hareketi-01.pdf.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

hesap hareketi-01.pdf.exehesap hareketi-01.pdf.exe

description pid process

Token: SeDebugPrivilege 1276 hesap hareketi-01.pdf.exe
Token: SeDebugPrivilege 5784 hesap hareketi-01.pdf.exe

flow	ioc
51	checkip.dyndns.org

description	pid	process	target process
PID 1276 set thread context of 5784	1276	hesap hareketi-01.pdf.exe	hesap hareketi-01.pdf.exe

pid	process
1276	hesap hareketi-01.pdf.exe
1276	hesap hareketi-01.pdf.exe
5784	hesap hareketi-01.pdf.exe
5784	hesap hareketi-01.pdf.exe

description	pid	process
Token: SeDebugPrivilege	1276	hesap hareketi-01.pdf.exe
Token: SeDebugPrivilege	5784	hesap hareketi-01.pdf.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

hesap hareketi-01.pdf.exe

description	pid	process	target process
PID 1276 wrote to memory of 4924	1276	hesap hareketi-01.pdf.exe	hesap hareketi-01.pdf.exe
PID 1276 wrote to memory of 4924	1276	hesap hareketi-01.pdf.exe	hesap hareketi-01.pdf.exe
PID 1276 wrote to memory of 4924	1276	hesap hareketi-01.pdf.exe	hesap hareketi-01.pdf.exe
PID 1276 wrote to memory of 5784	1276	hesap hareketi-01.pdf.exe	hesap hareketi-01.pdf.exe
PID 1276 wrote to memory of 5784	1276	hesap hareketi-01.pdf.exe	hesap hareketi-01.pdf.exe
PID 1276 wrote to memory of 5784	1276	hesap hareketi-01.pdf.exe	hesap hareketi-01.pdf.exe
PID 1276 wrote to memory of 5784	1276	hesap hareketi-01.pdf.exe	hesap hareketi-01.pdf.exe
PID 1276 wrote to memory of 5784	1276	hesap hareketi-01.pdf.exe	hesap hareketi-01.pdf.exe
PID 1276 wrote to memory of 5784	1276	hesap hareketi-01.pdf.exe	hesap hareketi-01.pdf.exe
PID 1276 wrote to memory of 5784	1276	hesap hareketi-01.pdf.exe	hesap hareketi-01.pdf.exe
PID 1276 wrote to memory of 5784	1276	hesap hareketi-01.pdf.exe	hesap hareketi-01.pdf.exe

outlook_office_path 1 IoCs

Processes:

hesap hareketi-01.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hesap hareketi-01.pdf.exe

outlook_win_path 1 IoCs

Processes:

hesap hareketi-01.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hesap hareketi-01.pdf.exe

C:\Users\Admin\AppData\Local\Temp\hesap hareketi-01.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\hesap hareketi-01.pdf.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1276

C:\Users\Admin\AppData\Local\Temp\hesap hareketi-01.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\hesap hareketi-01.pdf.exe"
2⤵
PID:4924

C:\Users\Admin\AppData\Local\Temp\hesap hareketi-01.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\hesap hareketi-01.pdf.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:5784

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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\hesap hareketi-01.pdf.exe.log

Filesize
1KB

MD5
c81c2ec1b8be0ab444eedaf2893390ed

SHA1
444566609a28efbfed1c21a9a787812945ab04d3

SHA256
66e7acc21981c89e9d363178d606d4bed94e9f15e861903c6b94c23b4dc0f876

SHA512
ac593a805d22bcbd59ed922f1efd87343f7c03fb9d7b95a5e4a62f35898cd08747a6bade4dae948ee4118a8205ea33d3754a30408d51f642fa1fe847d91469fe

Download Submit
memory/1276-10-0x0000000005780000-0x0000000005790000-memory.dmp

Filesize
64KB

Download
memory/1276-16-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/1276-9-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/1276-4-0x00000000063A0000-0x00000000063AA000-memory.dmp

Filesize
40KB

Download
memory/1276-5-0x00000000073B0000-0x0000000007400000-memory.dmp

Filesize
320KB

Download
memory/1276-6-0x0000000007470000-0x00000000074A8000-memory.dmp

Filesize
224KB

Download
memory/1276-7-0x00000000075D0000-0x0000000007606000-memory.dmp

Filesize
216KB

Download
memory/1276-8-0x0000000007610000-0x000000000765C000-memory.dmp

Filesize
304KB

Download
memory/1276-3-0x00000000064C0000-0x0000000006552000-memory.dmp

Filesize
584KB

Download
memory/1276-0-0x0000000000DF0000-0x0000000000E00000-memory.dmp

Filesize
64KB

Download
memory/1276-1-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/1276-2-0x0000000005C70000-0x0000000006214000-memory.dmp

Filesize
5.6MB

Download
memory/5784-15-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/5784-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5784-17-0x0000000005270000-0x000000000530C000-memory.dmp

Filesize
624KB

Download
memory/5784-18-0x0000000005250000-0x0000000005260000-memory.dmp

Filesize
64KB

Download
memory/5784-19-0x0000000006420000-0x0000000006470000-memory.dmp

Filesize
320KB

Download
memory/5784-20-0x0000000006640000-0x0000000006802000-memory.dmp

Filesize
1.8MB

Download
memory/5784-21-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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