snakekeylogger | b1beb90e9b4871ea269a3d77c4f7a1bf4ef94e1b0ec9d219ecf0a7bc40ef5e6c

General

Target

824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.exe
Size

1.0MB
MD5

7fe1b33acbb4390827636fbbe0bbeec7
SHA1

6f7df0c28218e0a28f67c0b3a8e5d7f87206a8cb
SHA256

824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e
SHA512

e0504c344a51829b964b8713d939bd2b2279335b085252ac8fefd39ad613fa51c51594df7e8d99ce91c38ce922d23a479818cdd1f353841ab3edf28277757826
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLvOByP0HUJWO+WF/bsB26tVMk9+U29V:ffmMv6Ckr7Mny5QLYBWyo67h9AdpfPP

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/3852-12-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral2/memory/3852-13-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral2/memory/3852-14-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral2/memory/3852-15-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral2/memory/3852-17-0x0000000005D10000-0x0000000005D36000-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
4204	name.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\15.0\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
14	checkip.dyndns.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x000c000000023b6e-5.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4204 set thread context of 3852	4204	name.exe	88

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	824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	name.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3852	svchost.exe
3852	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4204	name.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3852	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4464 wrote to memory of 4204	4464	824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.exe	87
PID 4464 wrote to memory of 4204	4464	824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.exe	87
PID 4464 wrote to memory of 4204	4464	824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.exe	87
PID 4204 wrote to memory of 3852	4204	name.exe	88
PID 4204 wrote to memory of 3852	4204	name.exe	88
PID 4204 wrote to memory of 3852	4204	name.exe	88
PID 4204 wrote to memory of 3852	4204	name.exe	88

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

C:\Users\Admin\AppData\Local\Temp\824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.exe
"C:\Users\Admin\AppData\Local\Temp\824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4464
- C:\Users\Admin\AppData\Local\directory\name.exe
  "C:\Users\Admin\AppData\Local\Temp\824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.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:4204
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.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:3852

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\spiketop

Filesize
212KB

MD5
3b411e9ba0e98309dd21102524b0c5a2

SHA1
a279c8474de2a396ca511d4a48ae85f060371c29

SHA256
09fd36742823b743b4f3a09d3cb4c2fa412cc87a6156d6245cab195ac13f2850

SHA512
a5ebac466554c03e6eb641cc401eb7530f4284c84c558b801dd7fe8bf48c8810f6d7ed0c82cb39a8455b27c53bdbf7f5684ac3538a0bee0fa3897c6e71accf0f

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

Filesize
1.0MB

MD5
7fe1b33acbb4390827636fbbe0bbeec7

SHA1
6f7df0c28218e0a28f67c0b3a8e5d7f87206a8cb

SHA256
824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e

SHA512
e0504c344a51829b964b8713d939bd2b2279335b085252ac8fefd39ad613fa51c51594df7e8d99ce91c38ce922d23a479818cdd1f353841ab3edf28277757826

Download Submit
memory/3852-16-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

Filesize
4KB

Download
memory/3852-17-0x0000000005D10000-0x0000000005D36000-memory.dmp

Filesize
152KB

Download
memory/3852-12-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/3852-13-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/3852-14-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/3852-15-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/3852-24-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

Filesize
4KB

Download
memory/3852-23-0x0000000007090000-0x000000000709A000-memory.dmp

Filesize
40KB

Download
memory/3852-18-0x00000000065B0000-0x0000000006B54000-memory.dmp

Filesize
5.6MB

Download
memory/3852-19-0x00000000060A0000-0x000000000613C000-memory.dmp

Filesize
624KB

Download
memory/3852-20-0x0000000006FD0000-0x0000000007020000-memory.dmp

Filesize
320KB

Download
memory/3852-21-0x00000000071F0000-0x00000000073B2000-memory.dmp

Filesize
1.8MB

Download
memory/3852-22-0x00000000070C0000-0x0000000007152000-memory.dmp

Filesize
584KB

Download
memory/4204-10-0x0000000003C40000-0x0000000003E40000-memory.dmp

Filesize
2.0MB

Download
memory/4464-2-0x00000000042D0000-0x00000000046D0000-memory.dmp

Filesize
4.0MB

Download

Analysis

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