snakekeylogger | 6fabfce57e7c8674b37429eb9afec068608eec31f20c2b085a4b63c7f77873a1

General

Target

All#att098764576.exe
Size

963KB
MD5

5341cd0c95c935a73c2d3a3fb31db093
SHA1

d2601f228938666674d5e6242d2b96c14ea98e51
SHA256

6fabfce57e7c8674b37429eb9afec068608eec31f20c2b085a4b63c7f77873a1
SHA512

37a627d82b0a7cb904ad2db75f4ce3ca3e71cfced8a8902569d32c963e042c34945df27cf27052e87cb452719c58220c71830398c12e7b72184d76adcc677f8d
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaChCsijnnapIz7E:7JZoQrbTFZY1iaCQJapI8

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7680649284:AAG1mT6S_D1I5s0plOtxHel1WSk4LngQbVQ/sendMessage?chat_id=6980187819

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3480-3-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\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
16	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2560 set thread context of 3480	2560	All#att098764576.exe	82

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

System Information Discovery
T1082

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	All#att098764576.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3480	RegSvcs.exe
3480	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2560	All#att098764576.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3480	RegSvcs.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
2560	All#att098764576.exe
2560	All#att098764576.exe
2560	All#att098764576.exe
2560	All#att098764576.exe
2560	All#att098764576.exe
2560	All#att098764576.exe

Suspicious use of SendNotifyMessage 6 IoCs

pid	Process
2560	All#att098764576.exe
2560	All#att098764576.exe
2560	All#att098764576.exe
2560	All#att098764576.exe
2560	All#att098764576.exe
2560	All#att098764576.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2560 wrote to memory of 3480	2560	All#att098764576.exe	82
PID 2560 wrote to memory of 3480	2560	All#att098764576.exe	82
PID 2560 wrote to memory of 3480	2560	All#att098764576.exe	82
PID 2560 wrote to memory of 3480	2560	All#att098764576.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\All#att098764576.exe
"C:\Users\Admin\AppData\Local\Temp\All#att098764576.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:2560
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\All#att098764576.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:3480

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/2560-2-0x0000000004320000-0x0000000004720000-memory.dmp

Filesize
4.0MB

Download
memory/3480-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3480-4-0x0000000074CFE000-0x0000000074CFF000-memory.dmp

Filesize
4KB

Download
memory/3480-5-0x00000000059C0000-0x0000000005F64000-memory.dmp

Filesize
5.6MB

Download
memory/3480-6-0x0000000005410000-0x00000000054AC000-memory.dmp

Filesize
624KB

Download
memory/3480-7-0x0000000074CF0000-0x00000000754A0000-memory.dmp

Filesize
7.7MB

Download
memory/3480-8-0x0000000006580000-0x00000000065D0000-memory.dmp

Filesize
320KB

Download
memory/3480-9-0x00000000067A0000-0x0000000006962000-memory.dmp

Filesize
1.8MB

Download
memory/3480-10-0x0000000074CFE000-0x0000000074CFF000-memory.dmp

Filesize
4KB

Download
memory/3480-11-0x0000000074CF0000-0x00000000754A0000-memory.dmp

Filesize
7.7MB

Download
memory/3480-12-0x0000000006670000-0x0000000006702000-memory.dmp

Filesize
584KB

Download
memory/3480-13-0x0000000006640000-0x000000000664A000-memory.dmp

Filesize
40KB

Download

Analysis

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