snakekeylogger | 750c597899063c79f01f196299eac7768daad827e0164f30c904000629474226

Analysis

max time kernel
138s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
submitted
14-12-2023 07:24

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General

Target

hesaphareketi-01.pdf.exe
Size

560KB
MD5

7e6398a6a7a38bf23efc22f9b18a420e
SHA1

f61c84ae72b2c11fb845f104f79261c833aa5a73
SHA256

750c597899063c79f01f196299eac7768daad827e0164f30c904000629474226
SHA512

a05cb27edc472dd9774f1936306fe46b5b581461601009a4c4fcf158ba2041937605c64d8178b847f81e655011b9d6c8cc18ef9f6d7d9ebbef1e94a07b185ca4
SSDEEP

12288:HVj3hLQvfdxOo7gpXtreF725DJXnyEmrzZt3TAZtmgm1+Y4nRkkb8DBMiG3fwC:2MLXyDz8fQ+XqhBMbr

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.gkas.com.tr
Port:
587
Username:
[email protected]
Password:
Gkasteknik@2022

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/4332-19-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger

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:

hesaphareketi-01.pdf.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\Control Panel\International\Geo\Nation	hesaphareketi-01.pdf.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:

hesaphareketi-01.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hesaphareketi-01.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hesaphareketi-01.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hesaphareketi-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

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

Processes:

hesaphareketi-01.pdf.exe

description pid process target process

PID 5108 set thread context of 4332 5108 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.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

4508 schtasks.exe

flow	ioc
72	checkip.dyndns.org

description	pid	process	target process
PID 5108 set thread context of 4332	5108	hesaphareketi-01.pdf.exe	hesaphareketi-01.pdf.exe

pid	process
4508	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

hesaphareketi-01.pdf.exehesaphareketi-01.pdf.exepowershell.exe

pid	process
5108	hesaphareketi-01.pdf.exe
5108	hesaphareketi-01.pdf.exe
5108	hesaphareketi-01.pdf.exe
5108	hesaphareketi-01.pdf.exe
5108	hesaphareketi-01.pdf.exe
5108	hesaphareketi-01.pdf.exe
4332	hesaphareketi-01.pdf.exe
960	powershell.exe
960	powershell.exe
4332	hesaphareketi-01.pdf.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

hesaphareketi-01.pdf.exehesaphareketi-01.pdf.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	5108	hesaphareketi-01.pdf.exe
Token: SeDebugPrivilege	4332	hesaphareketi-01.pdf.exe
Token: SeDebugPrivilege	960	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

hesaphareketi-01.pdf.exe

description	pid	process	target process
PID 5108 wrote to memory of 960	5108	hesaphareketi-01.pdf.exe	powershell.exe
PID 5108 wrote to memory of 960	5108	hesaphareketi-01.pdf.exe	powershell.exe
PID 5108 wrote to memory of 960	5108	hesaphareketi-01.pdf.exe	powershell.exe
PID 5108 wrote to memory of 4508	5108	hesaphareketi-01.pdf.exe	schtasks.exe
PID 5108 wrote to memory of 4508	5108	hesaphareketi-01.pdf.exe	schtasks.exe
PID 5108 wrote to memory of 4508	5108	hesaphareketi-01.pdf.exe	schtasks.exe
PID 5108 wrote to memory of 4332	5108	hesaphareketi-01.pdf.exe	hesaphareketi-01.pdf.exe
PID 5108 wrote to memory of 4332	5108	hesaphareketi-01.pdf.exe	hesaphareketi-01.pdf.exe
PID 5108 wrote to memory of 4332	5108	hesaphareketi-01.pdf.exe	hesaphareketi-01.pdf.exe
PID 5108 wrote to memory of 4332	5108	hesaphareketi-01.pdf.exe	hesaphareketi-01.pdf.exe
PID 5108 wrote to memory of 4332	5108	hesaphareketi-01.pdf.exe	hesaphareketi-01.pdf.exe
PID 5108 wrote to memory of 4332	5108	hesaphareketi-01.pdf.exe	hesaphareketi-01.pdf.exe
PID 5108 wrote to memory of 4332	5108	hesaphareketi-01.pdf.exe	hesaphareketi-01.pdf.exe
PID 5108 wrote to memory of 4332	5108	hesaphareketi-01.pdf.exe	hesaphareketi-01.pdf.exe

outlook_office_path 1 IoCs

Processes:

hesaphareketi-01.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hesaphareketi-01.pdf.exe

outlook_win_path 1 IoCs

Processes:

hesaphareketi-01.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hesaphareketi-01.pdf.exe

C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5108

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oqIDqZpgbaL.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:960

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oqIDqZpgbaL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4AFE.tmp"
2⤵
- Creates scheduled task(s)
PID:4508

C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bttojs4k.cdz.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4AFE.tmp

Filesize
1KB

MD5
cc3530cd9e4ef3c29186958205ccbd9e

SHA1
d0ec5278a44d827ba9bd54e484ab08b1173489ab

SHA256
f27be348b26387414d7ebfe420949c5a617700492a3e8505b277fc0770e09dfc

SHA512
f73f75e090c726602a515d464fe531bc045becadbb3972e736c20e95560091649d4462d6b27b459ae3b38e639542f8abf7daf1859a1dac5a93e46b3837a5e0d3

Download Submit
memory/960-65-0x00000000075B0000-0x00000000075B8000-memory.dmp

Filesize
32KB

Download
memory/960-57-0x00000000078D0000-0x0000000007F4A000-memory.dmp

Filesize
6.5MB

Download
memory/960-68-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/960-55-0x0000000006520000-0x000000000653E000-memory.dmp

Filesize
120KB

Download
memory/960-64-0x00000000075D0000-0x00000000075EA000-memory.dmp

Filesize
104KB

Download
memory/960-63-0x00000000074D0000-0x00000000074E4000-memory.dmp

Filesize
80KB

Download
memory/960-62-0x00000000074C0000-0x00000000074CE000-memory.dmp

Filesize
56KB

Download
memory/960-61-0x0000000007490000-0x00000000074A1000-memory.dmp

Filesize
68KB

Download
memory/960-60-0x0000000007510000-0x00000000075A6000-memory.dmp

Filesize
600KB

Download
memory/960-59-0x0000000007300000-0x000000000730A000-memory.dmp

Filesize
40KB

Download
memory/960-58-0x0000000007290000-0x00000000072AA000-memory.dmp

Filesize
104KB

Download
memory/960-16-0x0000000004990000-0x00000000049C6000-memory.dmp

Filesize
216KB

Download
memory/960-18-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/960-28-0x00000000058A0000-0x0000000005906000-memory.dmp

Filesize
408KB

Download
memory/960-20-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

Filesize
64KB

Download
memory/960-21-0x00000000050F0000-0x0000000005718000-memory.dmp

Filesize
6.2MB

Download
memory/960-24-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

Filesize
64KB

Download
memory/960-56-0x00000000071A0000-0x0000000007243000-memory.dmp

Filesize
652KB

Download
memory/960-31-0x0000000005910000-0x0000000005976000-memory.dmp

Filesize
408KB

Download
memory/960-44-0x0000000006570000-0x00000000065A2000-memory.dmp

Filesize
200KB

Download
memory/960-27-0x0000000005090000-0x00000000050B2000-memory.dmp

Filesize
136KB

Download
memory/960-45-0x0000000070E60000-0x0000000070EAC000-memory.dmp

Filesize
304KB

Download
memory/960-43-0x000000007F4C0000-0x000000007F4D0000-memory.dmp

Filesize
64KB

Download
memory/960-39-0x0000000005A80000-0x0000000005DD4000-memory.dmp

Filesize
3.3MB

Download
memory/960-42-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

Filesize
64KB

Download
memory/960-40-0x0000000005FA0000-0x0000000005FBE000-memory.dmp

Filesize
120KB

Download
memory/960-41-0x0000000005FC0000-0x000000000600C000-memory.dmp

Filesize
304KB

Download
memory/4332-71-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/4332-72-0x0000000005BB0000-0x0000000005BC0000-memory.dmp

Filesize
64KB

Download
memory/4332-70-0x0000000006C00000-0x0000000006DC2000-memory.dmp

Filesize
1.8MB

Download
memory/4332-69-0x00000000069E0000-0x0000000006A30000-memory.dmp

Filesize
320KB

Download
memory/4332-23-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/4332-19-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4332-26-0x0000000005BB0000-0x0000000005BC0000-memory.dmp

Filesize
64KB

Download
memory/5108-25-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/5108-11-0x0000000007B40000-0x0000000007BA0000-memory.dmp

Filesize
384KB

Download
memory/5108-3-0x0000000005780000-0x0000000005812000-memory.dmp

Filesize
584KB

Download
memory/5108-0-0x0000000000D30000-0x0000000000DC2000-memory.dmp

Filesize
584KB

Download
memory/5108-1-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/5108-7-0x0000000005CB0000-0x0000000005CC0000-memory.dmp

Filesize
64KB

Download
memory/5108-6-0x0000000005A80000-0x0000000005B1C000-memory.dmp

Filesize
624KB

Download
memory/5108-5-0x0000000005830000-0x000000000583A000-memory.dmp

Filesize
40KB

Download
memory/5108-4-0x0000000005980000-0x0000000005990000-memory.dmp

Filesize
64KB

Download
memory/5108-9-0x0000000005980000-0x0000000005990000-memory.dmp

Filesize
64KB

Download
memory/5108-8-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/5108-2-0x0000000005DE0000-0x0000000006384000-memory.dmp

Filesize
5.6MB

Download
memory/5108-10-0x0000000005CC0000-0x0000000005CCC000-memory.dmp

Filesize
48KB

Download