snakekeylogger | a1d5e7e9410ec987b5399ae5f8f970b5e051efc97307188f02572ecdd7b9f516

General

Target

a1d5e7e9410ec987b5399ae5f8f970b5e051efc97307188f02572ecdd7b9f516.exe
Size

983KB
MD5

b8204c2309bbbaf3473266f2dcf3851e
SHA1

65d51529e0698579378a26d537b6d0d4b6602e5a
SHA256

a1d5e7e9410ec987b5399ae5f8f970b5e051efc97307188f02572ecdd7b9f516
SHA512

3db8f19c13fec07cf4542446f9d15e62b0c1c4af4efd200bfe8f99662f145aef04ea75599c7c4a5802b4ef993990d7cc663b9ba7b6e8957a9ab7c4961fe9cfe6
SSDEEP

24576:9tb20pkaCqT5TBWgNQ7anGrAEKqFf76A:uVg5tQ7anGrALID5

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7591642187:AAF3F6-zxp3HwWsP9s4_QJW4W-aEGhjsvDI/sendMessage?chat_id=6557702940

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/848-7-0x0000000000400000-0x0000000000426000-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-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2020 set thread context of 848	2020	a1d5e7e9410ec987b5399ae5f8f970b5e051efc97307188f02572ecdd7b9f516.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	a1d5e7e9410ec987b5399ae5f8f970b5e051efc97307188f02572ecdd7b9f516.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
848	RegSvcs.exe
848	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2020	a1d5e7e9410ec987b5399ae5f8f970b5e051efc97307188f02572ecdd7b9f516.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	848	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 848	2020	a1d5e7e9410ec987b5399ae5f8f970b5e051efc97307188f02572ecdd7b9f516.exe	85
PID 2020 wrote to memory of 848	2020	a1d5e7e9410ec987b5399ae5f8f970b5e051efc97307188f02572ecdd7b9f516.exe	85
PID 2020 wrote to memory of 848	2020	a1d5e7e9410ec987b5399ae5f8f970b5e051efc97307188f02572ecdd7b9f516.exe	85
PID 2020 wrote to memory of 848	2020	a1d5e7e9410ec987b5399ae5f8f970b5e051efc97307188f02572ecdd7b9f516.exe	85

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\a1d5e7e9410ec987b5399ae5f8f970b5e051efc97307188f02572ecdd7b9f516.exe
"C:\Users\Admin\AppData\Local\Temp\a1d5e7e9410ec987b5399ae5f8f970b5e051efc97307188f02572ecdd7b9f516.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2020
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\a1d5e7e9410ec987b5399ae5f8f970b5e051efc97307188f02572ecdd7b9f516.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:848

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/848-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/848-8-0x00000000747AE000-0x00000000747AF000-memory.dmp

Filesize
4KB

Download
memory/848-9-0x0000000005830000-0x0000000005DD4000-memory.dmp

Filesize
5.6MB

Download
memory/848-10-0x0000000005380000-0x000000000541C000-memory.dmp

Filesize
624KB

Download
memory/848-11-0x00000000747A0000-0x0000000074F50000-memory.dmp

Filesize
7.7MB

Download
memory/848-12-0x00000000747AE000-0x00000000747AF000-memory.dmp

Filesize
4KB

Download
memory/848-13-0x00000000747A0000-0x0000000074F50000-memory.dmp

Filesize
7.7MB

Download
memory/848-14-0x00000000066E0000-0x0000000006730000-memory.dmp

Filesize
320KB

Download
memory/848-15-0x0000000006900000-0x0000000006AC2000-memory.dmp

Filesize
1.8MB

Download
memory/848-16-0x00000000067D0000-0x0000000006862000-memory.dmp

Filesize
584KB

Download
memory/848-17-0x0000000006760000-0x000000000676A000-memory.dmp

Filesize
40KB

Download
memory/2020-6-0x0000000000F60000-0x0000000001360000-memory.dmp

Filesize
4.0MB

Download

Analysis

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