snakekeylogger | 0991fc30e9eb8328bd31cb972bf7251085f69278a49a0df221df530586a89288

General

Target

2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.exe
Size

910KB
MD5

d70ae089068975f5c914ba70c40c3527
SHA1

b0a81c280689f14bfa4d499955c80155e045e662
SHA256

2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022
SHA512

532dd387f2a6757185aa6da0983d71277c2a7d9774482f27ba6d55478a7035df8b911457523569151be68e45ca6ee0e3a1f3cbff1eaab7d8126454a204532697
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLlYQbt2C5QgjUPlNn/pPkJ6GPGC:ffmMv6Ckr7Mny5QLlZbL2gQPl1mJXP5

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot8129252196:AAFb_vUYwennKVolbwpXf3vnDfT_yhozHns/sendMessage?chat_id=7004340450

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/1264-3-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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 1428 set thread context of 1264	1428	2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.exe	87

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3240	1428	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 2 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	2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1264	RegSvcs.exe
1264	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1428	2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1264	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1428	2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.exe
1428	2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1428	2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.exe
1428	2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1428 wrote to memory of 1264	1428	2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.exe	87
PID 1428 wrote to memory of 1264	1428	2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.exe	87
PID 1428 wrote to memory of 1264	1428	2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.exe	87
PID 1428 wrote to memory of 1264	1428	2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.exe
"C:\Users\Admin\AppData\Local\Temp\2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1428
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022.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:1264
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1428 -s 752
  2⤵
  - Program crash
  PID:3240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1428 -ip 1428
1⤵
PID:2620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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/1264-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1264-4-0x00000000738DE000-0x00000000738DF000-memory.dmp

Filesize
4KB

Download
memory/1264-5-0x0000000005420000-0x00000000059C4000-memory.dmp

Filesize
5.6MB

Download
memory/1264-6-0x0000000004E70000-0x0000000004F0C000-memory.dmp

Filesize
624KB

Download
memory/1264-7-0x00000000738D0000-0x0000000074080000-memory.dmp

Filesize
7.7MB

Download
memory/1264-8-0x00000000738DE000-0x00000000738DF000-memory.dmp

Filesize
4KB

Download
memory/1264-9-0x00000000738D0000-0x0000000074080000-memory.dmp

Filesize
7.7MB

Download
memory/1264-10-0x0000000006020000-0x0000000006070000-memory.dmp

Filesize
320KB

Download
memory/1264-11-0x0000000006240000-0x0000000006402000-memory.dmp

Filesize
1.8MB

Download
memory/1264-12-0x0000000006110000-0x00000000061A2000-memory.dmp

Filesize
584KB

Download
memory/1264-13-0x00000000060B0000-0x00000000060BA000-memory.dmp

Filesize
40KB

Download
memory/1428-2-0x00000000040C0000-0x00000000042C0000-memory.dmp

Filesize
2.0MB

Download

Analysis

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