snakekeylogger | 03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d

General

Target

03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe
Size

938KB
MD5

b47e4f366b08fe509c2a8f9ee7251f51
SHA1

3338dd3e335d1e8e6ee0d4c0c607248d333c25c1
SHA256

03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d
SHA512

277032b371ca4992657c172995186b4593197a91c784e84b1b5652478d462b84792e8b10480ecf0eb05e4ce4130575c59f0f14d197d4e0d77c70c0bd6989aaec
SSDEEP

24576:ffmMv6Ckr7Mny5QLLxANAeGFvgGZ7O1nk5ns:f3v+7/5QLtWAeG6GUC5ns

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/2740-3-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-5-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\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
2	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1700 set thread context of 2740	1700	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe	30

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	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2740	RegSvcs.exe
2740	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1700	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2740	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1700	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe
1700	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1700	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe
1700	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 2740	1700	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe	30
PID 1700 wrote to memory of 2740	1700	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe	30
PID 1700 wrote to memory of 2740	1700	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe	30
PID 1700 wrote to memory of 2740	1700	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe	30
PID 1700 wrote to memory of 2740	1700	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe	30
PID 1700 wrote to memory of 2740	1700	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe	30
PID 1700 wrote to memory of 2740	1700	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe	30
PID 1700 wrote to memory of 2740	1700	03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.exe
"C:\Users\Admin\AppData\Local\Temp\03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.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:1700
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\03461c2a07431aed5ff68bbcf42d7ef82f32190b44ba140befd3f474614b5f3d.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:2740

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

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Downloads

memory/1700-2-0x0000000003210000-0x0000000003410000-memory.dmp

Filesize
2.0MB

Download
memory/2740-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-8-0x000000007411E000-0x000000007411F000-memory.dmp

Filesize
4KB

Download
memory/2740-9-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/2740-10-0x000000007411E000-0x000000007411F000-memory.dmp

Filesize
4KB

Download
memory/2740-11-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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