snakekeylogger | 6e39d4d2749a52559339cb294ae1b3cdea82d56b8dd8e6b45fa752d4cf003d84

General

Target

6e39d4d2749a52559339cb294ae1b3cdea82d56b8dd8e6b45fa752d4cf003d84.exe
Size

1.1MB
MD5

13cbc3bb36b5d10b118be85aac0ba6b2
SHA1

dd1bab4857eafcbe24b16189c051593de3c83bd4
SHA256

6e39d4d2749a52559339cb294ae1b3cdea82d56b8dd8e6b45fa752d4cf003d84
SHA512

4fb98cd3db0e9ce142bf4388c7b96e3885b4cbebd30710548aefecafbca1e94897a347ea6fcf8c8371b17684912cf612b4ad1b43d1d036c3f3064c724dca02cc
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaCh6IrfKmfyZV+Zf+z8x9:7JZoQrbTFZY1iaCh6cS7v+Zfc8x9

Score

10^/10

snakekeylogger collection credential_access discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7325762278:AAFPrMvoiNNZ5rT_5Kz3dP1guR4ZEPdF-9A/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/100-12-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral2/memory/100-15-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral2/memory/100-14-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral2/memory/100-13-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral2/memory/100-17-0x0000000005640000-0x0000000005666000-memory.dmp	family_snakekeylogger

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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
3000	name.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\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
9	checkip.dyndns.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x00070000000234f5-5.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3000 set thread context of 100	3000	name.exe	83

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	name.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6e39d4d2749a52559339cb294ae1b3cdea82d56b8dd8e6b45fa752d4cf003d84.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
100	svchost.exe
100	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3000	name.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	100	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4340 wrote to memory of 3000	4340	6e39d4d2749a52559339cb294ae1b3cdea82d56b8dd8e6b45fa752d4cf003d84.exe	82
PID 4340 wrote to memory of 3000	4340	6e39d4d2749a52559339cb294ae1b3cdea82d56b8dd8e6b45fa752d4cf003d84.exe	82
PID 4340 wrote to memory of 3000	4340	6e39d4d2749a52559339cb294ae1b3cdea82d56b8dd8e6b45fa752d4cf003d84.exe	82
PID 3000 wrote to memory of 100	3000	name.exe	83
PID 3000 wrote to memory of 100	3000	name.exe	83
PID 3000 wrote to memory of 100	3000	name.exe	83
PID 3000 wrote to memory of 100	3000	name.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

C:\Users\Admin\AppData\Local\Temp\6e39d4d2749a52559339cb294ae1b3cdea82d56b8dd8e6b45fa752d4cf003d84.exe
"C:\Users\Admin\AppData\Local\Temp\6e39d4d2749a52559339cb294ae1b3cdea82d56b8dd8e6b45fa752d4cf003d84.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4340
- C:\Users\Admin\AppData\Local\directory\name.exe
  "C:\Users\Admin\AppData\Local\Temp\6e39d4d2749a52559339cb294ae1b3cdea82d56b8dd8e6b45fa752d4cf003d84.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:3000
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\6e39d4d2749a52559339cb294ae1b3cdea82d56b8dd8e6b45fa752d4cf003d84.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:100

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

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
13cbc3bb36b5d10b118be85aac0ba6b2

SHA1
dd1bab4857eafcbe24b16189c051593de3c83bd4

SHA256
6e39d4d2749a52559339cb294ae1b3cdea82d56b8dd8e6b45fa752d4cf003d84

SHA512
4fb98cd3db0e9ce142bf4388c7b96e3885b4cbebd30710548aefecafbca1e94897a347ea6fcf8c8371b17684912cf612b4ad1b43d1d036c3f3064c724dca02cc

Download Submit
memory/100-16-0x000000007373E000-0x000000007373F000-memory.dmp

Filesize
4KB

Download
memory/100-17-0x0000000005640000-0x0000000005666000-memory.dmp

Filesize
152KB

Download
memory/100-12-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/100-15-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/100-14-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/100-13-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/100-24-0x0000000006AF0000-0x0000000006AFA000-memory.dmp

Filesize
40KB

Download
memory/100-23-0x0000000006B30000-0x0000000006BC2000-memory.dmp

Filesize
584KB

Download
memory/100-18-0x0000000005FB0000-0x0000000006554000-memory.dmp

Filesize
5.6MB

Download
memory/100-19-0x0000000005A00000-0x0000000005A9C000-memory.dmp

Filesize
624KB

Download
memory/100-20-0x000000007373E000-0x000000007373F000-memory.dmp

Filesize
4KB

Download
memory/100-21-0x0000000006A40000-0x0000000006A90000-memory.dmp

Filesize
320KB

Download
memory/100-22-0x0000000006C60000-0x0000000006E22000-memory.dmp

Filesize
1.8MB

Download
memory/3000-10-0x0000000003F80000-0x0000000004380000-memory.dmp

Filesize
4.0MB

Download
memory/4340-2-0x0000000004330000-0x0000000004730000-memory.dmp

Filesize
4.0MB

Download

Analysis

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