snakekeylogger | 7cce81410195d653da5cd3d5e0a86f193d31bd16b70eed0604de8a15f5646fb9

General

Target

b072f78321c660283d46e104ae677220.exe
Size

908KB
MD5

b072f78321c660283d46e104ae677220
SHA1

2e44bc7968414b3cb0ef78c22628979300f63091
SHA256

7cce81410195d653da5cd3d5e0a86f193d31bd16b70eed0604de8a15f5646fb9
SHA512

cfbad8b6014a88854906628ba2254d5f969693a41cb782e3bccde462e7f5d5f3cd0d7a7dd1db940e8ee35d885db57a5feaee7de936e60469d83536a9b8b024ed
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLvpmWdvDWMHdCZnAkW0TGTRUg8:ffmMv6Ckr7Mny5QLvYEb0pAkLiTRF8

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7913958792:AAFOhfKo5L7M50XG6odxxQQwJAeD3zGEuJU/sendMessage?chat_id=7004340450

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2000-3-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2000-5-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2000-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\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 2868 set thread context of 2000	2868	b072f78321c660283d46e104ae677220.exe	28

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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b072f78321c660283d46e104ae677220.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2000	RegSvcs.exe
2000	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2868	b072f78321c660283d46e104ae677220.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2000	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 2000	2868	b072f78321c660283d46e104ae677220.exe	28
PID 2868 wrote to memory of 2000	2868	b072f78321c660283d46e104ae677220.exe	28
PID 2868 wrote to memory of 2000	2868	b072f78321c660283d46e104ae677220.exe	28
PID 2868 wrote to memory of 2000	2868	b072f78321c660283d46e104ae677220.exe	28
PID 2868 wrote to memory of 2000	2868	b072f78321c660283d46e104ae677220.exe	28
PID 2868 wrote to memory of 2000	2868	b072f78321c660283d46e104ae677220.exe	28
PID 2868 wrote to memory of 2000	2868	b072f78321c660283d46e104ae677220.exe	28
PID 2868 wrote to memory of 2000	2868	b072f78321c660283d46e104ae677220.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\b072f78321c660283d46e104ae677220.exe
"C:\Users\Admin\AppData\Local\Temp\b072f78321c660283d46e104ae677220.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\b072f78321c660283d46e104ae677220.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:2000

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/2000-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2000-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2000-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2000-8-0x0000000073CFE000-0x0000000073CFF000-memory.dmp

Filesize
4KB

Download
memory/2000-9-0x0000000073CF0000-0x00000000743DE000-memory.dmp

Filesize
6.9MB

Download
memory/2000-10-0x0000000073CFE000-0x0000000073CFF000-memory.dmp

Filesize
4KB

Download
memory/2000-11-0x0000000073CF0000-0x00000000743DE000-memory.dmp

Filesize
6.9MB

Download
memory/2868-2-0x0000000002DF0000-0x0000000002FF0000-memory.dmp

Filesize
2.0MB

Download

Analysis

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