snakekeylogger | 1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43

General

Target

1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.exe
Size

1.0MB
MD5

68d0e288370f9f7248146514b7d23dc3
SHA1

c8fca68e372791886859b45adb41ab894c15dbef
SHA256

1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43
SHA512

2f6a36889efc28ca77f132555ee9202c05b40f9b024994db77c2a06668b3b4f2ad5c05f8a9aef32c73d1a4ef0f513b76841637dbfc38a82bdbc314115efc2d2e
SSDEEP

12288:/tb20Qc3lT7af41ePBRYuQLKpqeUhbTv5OFgNuPPpHSgaBh8iVhkW+ZWBmG0DuGo:/tb20pkaCqT5TBWgNQ7aBFGZ80D746A

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot8105461233:AAGikrL-FY3clQOY-lg3KOIDOXSLgX28_TU/sendMessage?chat_id=6147266367

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4264-7-0x0000000000400000-0x0000000000426000-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-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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
13	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1708 set thread context of 4264	1708	1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.exe	83

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	1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4264	RegSvcs.exe
4264	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1708	1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4264	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1708	1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.exe
1708	1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1708	1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.exe
1708	1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 4264	1708	1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.exe	83
PID 1708 wrote to memory of 4264	1708	1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.exe	83
PID 1708 wrote to memory of 4264	1708	1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.exe	83
PID 1708 wrote to memory of 4264	1708	1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.exe
"C:\Users\Admin\AppData\Local\Temp\1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.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:1708
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\1c5177fea4833f66ffe8c08a395dfd946c84d0e18aec8081b575665cec967e43.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:4264

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/1708-6-0x00000000013A0000-0x00000000017A0000-memory.dmp

Filesize
4.0MB

Download
memory/4264-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4264-8-0x0000000074EDE000-0x0000000074EDF000-memory.dmp

Filesize
4KB

Download
memory/4264-9-0x00000000059D0000-0x0000000005F74000-memory.dmp

Filesize
5.6MB

Download
memory/4264-10-0x0000000005420000-0x00000000054BC000-memory.dmp

Filesize
624KB

Download
memory/4264-11-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/4264-12-0x0000000006760000-0x00000000067B0000-memory.dmp

Filesize
320KB

Download
memory/4264-13-0x0000000006980000-0x0000000006B42000-memory.dmp

Filesize
1.8MB

Download
memory/4264-14-0x0000000074EDE000-0x0000000074EDF000-memory.dmp

Filesize
4KB

Download
memory/4264-15-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/4264-16-0x0000000006850000-0x00000000068E2000-memory.dmp

Filesize
584KB

Download
memory/4264-17-0x00000000067E0000-0x00000000067EA000-memory.dmp

Filesize
40KB

Download

Analysis

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