snakekeylogger | 4ff1c3892a4c9c170b9f464f1bcd244b2cf6d68e60d561eda9a259e45bd2da90

General

Target

Solicitud de cotizacion Stro1268975.exe
Size

546KB
MD5

0f84f8f18907b23ecde50b2b7025f5fb
SHA1

5a1286f0e3cd47e365e250fce43f0cc3bd53a818
SHA256

4d9269d0c5706adc5a898408e788b15e5cdf9e490ccdec4c52aec64b8f8c63a2
SHA512

4ee294079372694ec9e9eda80ef23b5384bfc172f6d55dcd55407704b82420cb728973de3d4e4306fbeaaa31446e9d10f6bf0f218787b9959fc44026d334ccc9
SSDEEP

12288:WMyCaKNF6Z6YtzjuKNoWTwHBgaSf0XThDVwoBkHZzD:WMytxZ6Ytzj9mWTwKaI0NhnKP

Score

10^/10

snakekeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7985379579:AAFFNXAHJz6n24A6xEGgMMms826UxvjorNA/sendMessage?chat_id=6370711846

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4364-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger 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-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Solicitud de cotizacion Stro1268975.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Solicitud de cotizacion Stro1268975.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Solicitud de cotizacion Stro1268975.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
30	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2748 set thread context of 4364	2748	Solicitud de cotizacion Stro1268975.exe	102

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	Solicitud de cotizacion Stro1268975.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Solicitud de cotizacion Stro1268975.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
2748	Solicitud de cotizacion Stro1268975.exe
2748	Solicitud de cotizacion Stro1268975.exe
2748	Solicitud de cotizacion Stro1268975.exe
2748	Solicitud de cotizacion Stro1268975.exe
2748	Solicitud de cotizacion Stro1268975.exe
2748	Solicitud de cotizacion Stro1268975.exe
2748	Solicitud de cotizacion Stro1268975.exe
2748	Solicitud de cotizacion Stro1268975.exe
2748	Solicitud de cotizacion Stro1268975.exe
4364	Solicitud de cotizacion Stro1268975.exe
4364	Solicitud de cotizacion Stro1268975.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2748	Solicitud de cotizacion Stro1268975.exe
Token: SeDebugPrivilege	4364	Solicitud de cotizacion Stro1268975.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 4364	2748	Solicitud de cotizacion Stro1268975.exe	102
PID 2748 wrote to memory of 4364	2748	Solicitud de cotizacion Stro1268975.exe	102
PID 2748 wrote to memory of 4364	2748	Solicitud de cotizacion Stro1268975.exe	102
PID 2748 wrote to memory of 4364	2748	Solicitud de cotizacion Stro1268975.exe	102
PID 2748 wrote to memory of 4364	2748	Solicitud de cotizacion Stro1268975.exe	102
PID 2748 wrote to memory of 4364	2748	Solicitud de cotizacion Stro1268975.exe	102
PID 2748 wrote to memory of 4364	2748	Solicitud de cotizacion Stro1268975.exe	102
PID 2748 wrote to memory of 4364	2748	Solicitud de cotizacion Stro1268975.exe	102

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	Solicitud de cotizacion Stro1268975.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	Solicitud de cotizacion Stro1268975.exe

C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion Stro1268975.exe
"C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion Stro1268975.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion Stro1268975.exe
  "C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion Stro1268975.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:4364

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Solicitud de cotizacion Stro1268975.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/2748-10-0x000000000A650000-0x000000000A6EC000-memory.dmp

Filesize
624KB

Download
memory/2748-15-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/2748-9-0x0000000006A90000-0x0000000006AFC000-memory.dmp

Filesize
432KB

Download
memory/2748-4-0x0000000005780000-0x000000000578A000-memory.dmp

Filesize
40KB

Download
memory/2748-5-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/2748-6-0x0000000005B20000-0x0000000005B32000-memory.dmp

Filesize
72KB

Download
memory/2748-7-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

Filesize
4KB

Download
memory/2748-8-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/2748-3-0x00000000055F0000-0x0000000005682000-memory.dmp

Filesize
584KB

Download
memory/2748-0-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

Filesize
4KB

Download
memory/2748-1-0x0000000000B50000-0x0000000000BDE000-memory.dmp

Filesize
568KB

Download
memory/2748-2-0x0000000005BA0000-0x0000000006144000-memory.dmp

Filesize
5.6MB

Download
memory/4364-14-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/4364-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4364-16-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/4364-17-0x0000000006520000-0x0000000006570000-memory.dmp

Filesize
320KB

Download
memory/4364-18-0x0000000006740000-0x0000000006902000-memory.dmp

Filesize
1.8MB

Download
memory/4364-19-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/4364-20-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download

Analysis

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