snakekeylogger | 05a910be5ce56cf94d2901938d26df92e209cad9defa333d39c082f698fba019

General

Target

CV Paula Galarza..exe
Size

787KB
MD5

8a80513ce862e3f47158dfa82e208965
SHA1

9c68e9526062abd665666f10e0520850bf19727e
SHA256

8aa17384f8bbf04f91228b1e1a58f22fb086bd91d5f1803d69c710607a2e511e
SHA512

5e90bb9a1df25d6c202b720c9325bc122095570287876612843fd8347fbc418444240880fe9cb7d36a10500f16e7e3e2fe0dcf429b9c664a9ba2fb63b6df0374
SSDEEP

12288:9eYTBDtQFWKDvedwIiyNGm3ds26oECTBEHwg5b3Pz0CapC:nWFbvedJrNBmAfTOh5b3Pc

Score

10^/10

snakekeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7925383692:AAHB0cxNGwsFVZxBJrUTW-AZ__B_KxqE6hk/sendMessage?chat_id=2146433139

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/1768-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1768-16-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1768-14-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1768-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1768-10-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CV Paula Galarza..exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CV Paula Galarza..exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CV Paula Galarza..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 628 set thread context of 1768	628	CV Paula Galarza..exe	30

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	CV Paula Galarza..exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CV Paula Galarza..exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
628	CV Paula Galarza..exe
628	CV Paula Galarza..exe
628	CV Paula Galarza..exe
628	CV Paula Galarza..exe
628	CV Paula Galarza..exe
628	CV Paula Galarza..exe
628	CV Paula Galarza..exe
628	CV Paula Galarza..exe
628	CV Paula Galarza..exe
1768	CV Paula Galarza..exe
1768	CV Paula Galarza..exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	628	CV Paula Galarza..exe
Token: SeDebugPrivilege	1768	CV Paula Galarza..exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 628 wrote to memory of 1768	628	CV Paula Galarza..exe	30
PID 628 wrote to memory of 1768	628	CV Paula Galarza..exe	30
PID 628 wrote to memory of 1768	628	CV Paula Galarza..exe	30
PID 628 wrote to memory of 1768	628	CV Paula Galarza..exe	30
PID 628 wrote to memory of 1768	628	CV Paula Galarza..exe	30
PID 628 wrote to memory of 1768	628	CV Paula Galarza..exe	30
PID 628 wrote to memory of 1768	628	CV Paula Galarza..exe	30
PID 628 wrote to memory of 1768	628	CV Paula Galarza..exe	30
PID 628 wrote to memory of 1768	628	CV Paula Galarza..exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CV Paula Galarza..exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CV Paula Galarza..exe

C:\Users\Admin\AppData\Local\Temp\CV Paula Galarza..exe
"C:\Users\Admin\AppData\Local\Temp\CV Paula Galarza..exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:628
- C:\Users\Admin\AppData\Local\Temp\CV Paula Galarza..exe
  "C:\Users\Admin\AppData\Local\Temp\CV Paula Galarza..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:1768

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/628-0-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

Filesize
4KB

Download
memory/628-1-0x0000000000DC0000-0x0000000000E8A000-memory.dmp

Filesize
808KB

Download
memory/628-2-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download
memory/628-3-0x0000000000480000-0x000000000049C000-memory.dmp

Filesize
112KB

Download
memory/628-4-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

Filesize
4KB

Download
memory/628-5-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download
memory/628-6-0x00000000049B0000-0x0000000004A18000-memory.dmp

Filesize
416KB

Download
memory/628-20-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download
memory/1768-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1768-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1768-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1768-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1768-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1768-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1768-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1768-19-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download
memory/1768-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1768-21-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download
memory/1768-22-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download
memory/1768-23-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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