snakekeylogger | 7cfa2679df6bf8e6bfbdecf66e8f94b4ead43ea1eff4db042cc3300e2acfec2f

Analysis

max time kernel
139s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14-10-2024 11:35

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General

Target

HESAP DETAYLARI.pdf.exe
Size

598KB
MD5

b040e5d5e8022359da5c465ad3e2dcf1
SHA1

f6f7f65784a00c22c478ef578c7b47c716997a60
SHA256

38e3fa1e0a5550df5117b64b4971d6d7ce187519d26e5d87abe7b8f949de3f10
SHA512

86d700f48a88153ce075688c671667be905f5f0343e8b7b95c56d8292fb7536e1c1cb36788650dfca174489ccd7ce3f5a2d5cdd67b3cb093f6d5bb69447a41cf
SSDEEP

12288:Ncir1S2IoOAc6/5rZGmy45nZZno/59/qVcVApPstz2ug/K7bNcKTwwxp6H2dOWqp:JnZ9oqcapEtz2Z/K7b+awwa2db0

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/1508-34-0x0000000000400000-0x0000000000426000-memory.dmp	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
4232	powershell.exe
1844	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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	HESAP DETAYLARI.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 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	HESAP DETAYLARI.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	HESAP DETAYLARI.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	HESAP DETAYLARI.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.

flow	ioc
16	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3280 set thread context of 1508	3280	HESAP DETAYLARI.pdf.exe	92

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	HESAP DETAYLARI.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HESAP DETAYLARI.pdf.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

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
3124	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3280	HESAP DETAYLARI.pdf.exe
4232	powershell.exe
1844	powershell.exe
3280	HESAP DETAYLARI.pdf.exe
1508	HESAP DETAYLARI.pdf.exe
4232	powershell.exe
1844	powershell.exe
1508	HESAP DETAYLARI.pdf.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3280	HESAP DETAYLARI.pdf.exe
Token: SeDebugPrivilege	4232	powershell.exe
Token: SeDebugPrivilege	1844	powershell.exe
Token: SeDebugPrivilege	1508	HESAP DETAYLARI.pdf.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3280 wrote to memory of 4232	3280	HESAP DETAYLARI.pdf.exe	86
PID 3280 wrote to memory of 4232	3280	HESAP DETAYLARI.pdf.exe	86
PID 3280 wrote to memory of 4232	3280	HESAP DETAYLARI.pdf.exe	86
PID 3280 wrote to memory of 1844	3280	HESAP DETAYLARI.pdf.exe	88
PID 3280 wrote to memory of 1844	3280	HESAP DETAYLARI.pdf.exe	88
PID 3280 wrote to memory of 1844	3280	HESAP DETAYLARI.pdf.exe	88
PID 3280 wrote to memory of 3124	3280	HESAP DETAYLARI.pdf.exe	90
PID 3280 wrote to memory of 3124	3280	HESAP DETAYLARI.pdf.exe	90
PID 3280 wrote to memory of 3124	3280	HESAP DETAYLARI.pdf.exe	90
PID 3280 wrote to memory of 1508	3280	HESAP DETAYLARI.pdf.exe	92
PID 3280 wrote to memory of 1508	3280	HESAP DETAYLARI.pdf.exe	92
PID 3280 wrote to memory of 1508	3280	HESAP DETAYLARI.pdf.exe	92
PID 3280 wrote to memory of 1508	3280	HESAP DETAYLARI.pdf.exe	92
PID 3280 wrote to memory of 1508	3280	HESAP DETAYLARI.pdf.exe	92
PID 3280 wrote to memory of 1508	3280	HESAP DETAYLARI.pdf.exe	92
PID 3280 wrote to memory of 1508	3280	HESAP DETAYLARI.pdf.exe	92
PID 3280 wrote to memory of 1508	3280	HESAP DETAYLARI.pdf.exe	92

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	HESAP DETAYLARI.pdf.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	HESAP DETAYLARI.pdf.exe

C:\Users\Admin\AppData\Local\Temp\HESAP DETAYLARI.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\HESAP DETAYLARI.pdf.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3280
- 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\HESAP DETAYLARI.pdf.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4232
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WiEGDhYdY.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1844
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WiEGDhYdY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1028.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3124
- C:\Users\Admin\AppData\Local\Temp\HESAP DETAYLARI.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\HESAP DETAYLARI.pdf.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:1508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
d8efcdac36a094dd79ec76906bfc25f0

SHA1
f76e5df5253f2ca00da29f496b52d079869112a3

SHA256
d54334152f102d61ebd0701c44de152a17043208995f3e237405f424020c4fff

SHA512
ddf39b8b96445867e3e2e88173592df83c1ccace001d2c804692d51f20fc8c86d6075cb02886e9a9e9b8a697b48a758866282d5b4d81a8b4fecc67602c6481a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_01gtg5ii.c0l.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1028.tmp

Filesize
1KB

MD5
15aee43d9b9c95d9be0f8c7225190123

SHA1
b74d6dd0f6544f7c500970ea40ab7c8d3d8be0d8

SHA256
9c67a0066c6160d32d58c935ef792f147f1b5f1e00e218553194719c124897a9

SHA512
0a0b41770c4fdc31f0f31afde368ce22ecfe531a3d2f650bdc20a2a1809d2cd8b9d5db6955a40aa02d5146dbd96bbfa0b0bb12d70956e2a855e3006b65c2c04c

Download Submit
memory/1508-90-0x0000000006340000-0x0000000006390000-memory.dmp

Filesize
320KB

Download
memory/1508-91-0x0000000006560000-0x0000000006722000-memory.dmp

Filesize
1.8MB

Download
memory/1508-34-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1844-24-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/1844-36-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/1844-48-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/1844-70-0x0000000070F90000-0x0000000070FDC000-memory.dmp

Filesize
304KB

Download
memory/1844-89-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/3280-0-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

Filesize
4KB

Download
memory/3280-7-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/3280-4-0x0000000005250000-0x000000000525A000-memory.dmp

Filesize
40KB

Download
memory/3280-3-0x00000000050B0000-0x0000000005142000-memory.dmp

Filesize
584KB

Download
memory/3280-10-0x000000000A4F0000-0x000000000A58C000-memory.dmp

Filesize
624KB

Download
memory/3280-5-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/3280-2-0x0000000005660000-0x0000000005C04000-memory.dmp

Filesize
5.6MB

Download
memory/3280-1-0x00000000007A0000-0x000000000083C000-memory.dmp

Filesize
624KB

Download
memory/3280-8-0x0000000005370000-0x0000000005382000-memory.dmp

Filesize
72KB

Download
memory/3280-6-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

Filesize
4KB

Download
memory/3280-9-0x0000000007D40000-0x0000000007DA8000-memory.dmp

Filesize
416KB

Download
memory/3280-47-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/4232-22-0x0000000005B50000-0x0000000005BB6000-memory.dmp

Filesize
408KB

Download
memory/4232-68-0x0000000007970000-0x0000000007981000-memory.dmp

Filesize
68KB

Download
memory/4232-20-0x0000000005450000-0x0000000005472000-memory.dmp

Filesize
136KB

Download
memory/4232-49-0x0000000006440000-0x000000000645E000-memory.dmp

Filesize
120KB

Download
memory/4232-50-0x00000000069F0000-0x0000000006A3C000-memory.dmp

Filesize
304KB

Download
memory/4232-62-0x00000000069C0000-0x00000000069DE000-memory.dmp

Filesize
120KB

Download
memory/4232-63-0x0000000007460000-0x0000000007503000-memory.dmp

Filesize
652KB

Download
memory/4232-52-0x0000000070F90000-0x0000000070FDC000-memory.dmp

Filesize
304KB

Download
memory/4232-51-0x0000000007420000-0x0000000007452000-memory.dmp

Filesize
200KB

Download
memory/4232-65-0x0000000007770000-0x000000000778A000-memory.dmp

Filesize
104KB

Download
memory/4232-64-0x0000000007DB0000-0x000000000842A000-memory.dmp

Filesize
6.5MB

Download
memory/4232-66-0x00000000077E0000-0x00000000077EA000-memory.dmp

Filesize
40KB

Download
memory/4232-67-0x00000000079F0000-0x0000000007A86000-memory.dmp

Filesize
600KB

Download
memory/4232-35-0x0000000005DC0000-0x0000000006114000-memory.dmp

Filesize
3.3MB

Download
memory/4232-69-0x00000000079A0000-0x00000000079AE000-memory.dmp

Filesize
56KB

Download
memory/4232-23-0x0000000005BC0000-0x0000000005C26000-memory.dmp

Filesize
408KB

Download
memory/4232-80-0x00000000079B0000-0x00000000079C4000-memory.dmp

Filesize
80KB

Download
memory/4232-81-0x0000000007AB0000-0x0000000007ACA000-memory.dmp

Filesize
104KB

Download
memory/4232-82-0x0000000007A90000-0x0000000007A98000-memory.dmp

Filesize
32KB

Download
memory/4232-85-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/4232-19-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/4232-18-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/4232-16-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/4232-17-0x0000000005520000-0x0000000005B48000-memory.dmp

Filesize
6.2MB

Download
memory/4232-15-0x0000000004EB0000-0x0000000004EE6000-memory.dmp

Filesize
216KB

Download