snakekeylogger | ac3710ec74a9f12adeb7d84ea6a6ea512c6197d765b2aef9e87a25cbf8d6d9ab

Resubmissions

13-12-2024 18:10

241213-wscn1sylbr 10

Analysis

max time kernel
107s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-12-2024 18:10

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General

Target

hesaphareketi-01.pdf.exe
Size

518KB
MD5

60aae388f17fa2f3a35ef004304e1f77
SHA1

633cb0391060b7072b85ea08641af16ea4ca37f4
SHA256

3acf414852b246c2b13ce4002def7748d070bce40dc48beacc030016b9811487
SHA512

fe99f74c89812209fdb33c0fb51008e41da60ed6ee7df519cbd110d38803a5bb5ded46d66bdf2923a469a71b4073dc5c53734d8d450d31b0c9a227db1ef1fc67
SSDEEP

12288:kaWBJ3EjSlgM8daDFRT5rP5Pnu7eugHwLuX0mVP4:kaWBJ3Esh8d8n9P9u7eugQLa0mK

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot7125297965:AAFl6eQAjxqGeAfWHpfHbGAtADDAZUyFidM/sendMessage?chat_id=6367688286

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3880-4-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.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
6	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2376 set thread context of 3880	2376	hesaphareketi-01.pdf.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 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	CasPol.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3880	CasPol.exe
3880	CasPol.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3880	CasPol.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 3880	2376	hesaphareketi-01.pdf.exe	82
PID 2376 wrote to memory of 3880	2376	hesaphareketi-01.pdf.exe	82
PID 2376 wrote to memory of 3880	2376	hesaphareketi-01.pdf.exe	82
PID 2376 wrote to memory of 3880	2376	hesaphareketi-01.pdf.exe	82
PID 2376 wrote to memory of 3880	2376	hesaphareketi-01.pdf.exe	82
PID 2376 wrote to memory of 3880	2376	hesaphareketi-01.pdf.exe	82
PID 2376 wrote to memory of 3880	2376	hesaphareketi-01.pdf.exe	82
PID 2376 wrote to memory of 3880	2376	hesaphareketi-01.pdf.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe

C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.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:3880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2376-0-0x00007FFFE6FD3000-0x00007FFFE6FD5000-memory.dmp

Filesize
8KB

Download
memory/2376-1-0x000002553B070000-0x000002553B0F4000-memory.dmp

Filesize
528KB

Download
memory/2376-2-0x000002553CC70000-0x000002553CCEA000-memory.dmp

Filesize
488KB

Download
memory/2376-3-0x00007FFFE6FD0000-0x00007FFFE7A91000-memory.dmp

Filesize
10.8MB

Download
memory/2376-9-0x00007FFFE6FD0000-0x00007FFFE7A91000-memory.dmp

Filesize
10.8MB

Download
memory/3880-8-0x0000000074BD0000-0x0000000075380000-memory.dmp

Filesize
7.7MB

Download
memory/3880-6-0x0000000005B60000-0x0000000006104000-memory.dmp

Filesize
5.6MB

Download
memory/3880-7-0x0000000005690000-0x000000000572C000-memory.dmp

Filesize
624KB

Download
memory/3880-5-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

Filesize
4KB

Download
memory/3880-4-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3880-10-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

Filesize
4KB

Download
memory/3880-11-0x0000000074BD0000-0x0000000075380000-memory.dmp

Filesize
7.7MB

Download
memory/3880-12-0x0000000006890000-0x00000000068E0000-memory.dmp

Filesize
320KB

Download
memory/3880-13-0x0000000006AB0000-0x0000000006C72000-memory.dmp

Filesize
1.8MB

Download
memory/3880-14-0x0000000006980000-0x0000000006A12000-memory.dmp

Filesize
584KB

Download
memory/3880-15-0x0000000006910000-0x000000000691A000-memory.dmp

Filesize
40KB

Download