snakekeylogger | fd65e8f874d975885318088bc7b522e8057754d544290db012fa7ca33662db89

General

Target

FACTURAS PROFORMA.exe
Size

1.1MB
MD5

43723b5f3929b4f27f20a1bef23d7382
SHA1

97b115fafd165021ef7f2c8476a79c9843200f49
SHA256

19ced3f729d628d8b5b44c4f5c508349ece2cf5a730ea8ea893f931b5325b336
SHA512

c68e6edb9902127c03d93c524a62785d4f05ddc91bbba111f47a1f973a262100eb85675a7c6b56b9478256c41e03f75d5f3c2f9c2d4d9b724cb4a4e4f2c141a5
SSDEEP

24576:ffmMv6Ckr7Mny5QLUgmGiA48NoTgLTTXZ92uufOCRi:f3v+7/5QLU5GiA4fkzXZguuTRi

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7952998151:AAFh98iY7kaOlHAR0qftD3ZcqGbQm0TXbBY/sendMessage?chat_id=5692813672

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral2/memory/2428-12-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral2/memory/2428-13-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral2/memory/2428-15-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral2/memory/2428-14-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral2/memory/2428-17-0x00000000025D0000-0x00000000025F6000-memory.dmp	family_snakekeylogger

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs	name.exe

Executes dropped EXE 1 IoCs

pid	Process
812	name.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.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

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x000b000000023b76-5.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 812 set thread context of 2428	812	name.exe	87

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 3 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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FACTURAS PROFORMA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	name.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2428	svchost.exe
2428	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
812	name.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2428	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3108 wrote to memory of 812	3108	FACTURAS PROFORMA.exe	86
PID 3108 wrote to memory of 812	3108	FACTURAS PROFORMA.exe	86
PID 3108 wrote to memory of 812	3108	FACTURAS PROFORMA.exe	86
PID 812 wrote to memory of 2428	812	name.exe	87
PID 812 wrote to memory of 2428	812	name.exe	87
PID 812 wrote to memory of 2428	812	name.exe	87
PID 812 wrote to memory of 2428	812	name.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

C:\Users\Admin\AppData\Local\Temp\FACTURAS PROFORMA.exe
"C:\Users\Admin\AppData\Local\Temp\FACTURAS PROFORMA.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3108
- C:\Users\Admin\AppData\Local\directory\name.exe
  "C:\Users\Admin\AppData\Local\Temp\FACTURAS PROFORMA.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:812
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\FACTURAS PROFORMA.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:2428

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

C:\Users\Admin\AppData\Local\directory\name.exe

Filesize
1.1MB

MD5
43723b5f3929b4f27f20a1bef23d7382

SHA1
97b115fafd165021ef7f2c8476a79c9843200f49

SHA256
19ced3f729d628d8b5b44c4f5c508349ece2cf5a730ea8ea893f931b5325b336

SHA512
c68e6edb9902127c03d93c524a62785d4f05ddc91bbba111f47a1f973a262100eb85675a7c6b56b9478256c41e03f75d5f3c2f9c2d4d9b724cb4a4e4f2c141a5

Download Submit
memory/812-10-0x0000000003C30000-0x0000000003E30000-memory.dmp

Filesize
2.0MB

Download
memory/2428-16-0x00000000740FE000-0x00000000740FF000-memory.dmp

Filesize
4KB

Download
memory/2428-18-0x00000000055E0000-0x0000000005B84000-memory.dmp

Filesize
5.6MB

Download
memory/2428-13-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2428-15-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2428-14-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2428-24-0x00000000740FE000-0x00000000740FF000-memory.dmp

Filesize
4KB

Download
memory/2428-17-0x00000000025D0000-0x00000000025F6000-memory.dmp

Filesize
152KB

Download
memory/2428-12-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2428-19-0x0000000005120000-0x00000000051BC000-memory.dmp

Filesize
624KB

Download
memory/2428-20-0x0000000006070000-0x00000000060C0000-memory.dmp

Filesize
320KB

Download
memory/2428-21-0x0000000006290000-0x0000000006452000-memory.dmp

Filesize
1.8MB

Download
memory/2428-22-0x0000000006160000-0x00000000061F2000-memory.dmp

Filesize
584KB

Download
memory/2428-23-0x0000000006130000-0x000000000613A000-memory.dmp

Filesize
40KB

Download
memory/3108-2-0x00000000040E0000-0x00000000042E0000-memory.dmp

Filesize
2.0MB

Download

Analysis

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