snakekeylogger | 56b2e1e2a5936d3ca74a62ce4ba8763a60e1f0673477619f934db100ec42e2ea

General

Target

hesaphareketi-01.pdf.exe
Size

513KB
MD5

2c3fef704708031e5e399e2372c4df94
SHA1

4b56b7bd59fc34ddfe68b49834c9da09aeb10db6
SHA256

2d1df1dc79847b6c217b8daab33212ced9135267fbc80559b11a8b49735caba6
SHA512

49ce56727d0004e55ec37e03a2ea713ce32f2ed72db3ab9c7a6a32bb441484654a20fd79e547b2864797a5aed31ed02f7a03d9cdaa97448923b47001aa6fa574
SSDEEP

12288:+cJLhv+onwQNkoBtR7Xo56/RwpSJ5AULBmAkF4Lo72CIV1w:XJ5+aw7ETXo56/WuBmAkwZw

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

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
behavioral4/memory/1348-6-0x0000000000400000-0x0000000000426000-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	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.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
12	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2444 set thread context of 1348	2444	hesaphareketi-01.pdf.exe	85

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	jsc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1348	jsc.exe
1348	jsc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1348	jsc.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 2104	2444	hesaphareketi-01.pdf.exe	84
PID 2444 wrote to memory of 2104	2444	hesaphareketi-01.pdf.exe	84
PID 2444 wrote to memory of 2104	2444	hesaphareketi-01.pdf.exe	84
PID 2444 wrote to memory of 1348	2444	hesaphareketi-01.pdf.exe	85
PID 2444 wrote to memory of 1348	2444	hesaphareketi-01.pdf.exe	85
PID 2444 wrote to memory of 1348	2444	hesaphareketi-01.pdf.exe	85
PID 2444 wrote to memory of 1348	2444	hesaphareketi-01.pdf.exe	85
PID 2444 wrote to memory of 1348	2444	hesaphareketi-01.pdf.exe	85
PID 2444 wrote to memory of 1348	2444	hesaphareketi-01.pdf.exe	85
PID 2444 wrote to memory of 1348	2444	hesaphareketi-01.pdf.exe	85
PID 2444 wrote to memory of 1348	2444	hesaphareketi-01.pdf.exe	85
PID 2444 wrote to memory of 3972	2444	hesaphareketi-01.pdf.exe	86
PID 2444 wrote to memory of 3972	2444	hesaphareketi-01.pdf.exe	86
PID 2444 wrote to memory of 3972	2444	hesaphareketi-01.pdf.exe	86

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	jsc.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	jsc.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:2444
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
  2⤵
  PID:2104
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.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:1348
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
  2⤵
  PID:3972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1348-12-0x0000000074C8E000-0x0000000074C8F000-memory.dmp

Filesize
4KB

Download
memory/1348-11-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download
memory/1348-9-0x00000000053D0000-0x000000000546C000-memory.dmp

Filesize
624KB

Download
memory/1348-8-0x0000000005980000-0x0000000005F24000-memory.dmp

Filesize
5.6MB

Download
memory/1348-16-0x0000000006910000-0x00000000069A2000-memory.dmp

Filesize
584KB

Download
memory/1348-15-0x0000000006A40000-0x0000000006C02000-memory.dmp

Filesize
1.8MB

Download
memory/1348-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1348-7-0x0000000074C8E000-0x0000000074C8F000-memory.dmp

Filesize
4KB

Download
memory/1348-17-0x00000000068A0000-0x00000000068AA000-memory.dmp

Filesize
40KB

Download
memory/1348-14-0x0000000006820000-0x0000000006870000-memory.dmp

Filesize
320KB

Download
memory/1348-13-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download
memory/2444-5-0x000001DAF11C0000-0x000001DAF123A000-memory.dmp

Filesize
488KB

Download
memory/2444-0-0x00007FFC5A983000-0x00007FFC5A985000-memory.dmp

Filesize
8KB

Download
memory/2444-3-0x000001DAEF060000-0x000001DAEF07E000-memory.dmp

Filesize
120KB

Download
memory/2444-2-0x000001DAF1140000-0x000001DAF11B6000-memory.dmp

Filesize
472KB

Download
memory/2444-1-0x000001DAEEC80000-0x000001DAEEC90000-memory.dmp

Filesize
64KB

Download
memory/2444-4-0x00007FFC5A980000-0x00007FFC5B441000-memory.dmp

Filesize
10.8MB

Download
memory/2444-10-0x00007FFC5A980000-0x00007FFC5B441000-memory.dmp

Filesize
10.8MB

Download

Analysis

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