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 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 4 IoCs

resource	yara_rule
behavioral1/memory/1812-14-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral1/memory/1812-16-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral1/memory/1812-17-0x0000000000400000-0x0000000000439000-memory.dmp	family_snakekeylogger
behavioral1/memory/1812-19-0x00000000003C0000-0x00000000003E6000-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
1956	name.exe

Loads dropped DLL 1 IoCs

pid	Process
2540	824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.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

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x0007000000016d29-4.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1956 set thread context of 1812	1956	name.exe	31

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

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1812	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1956	name.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1812	svchost.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 1956	2540	824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.exe	30
PID 2540 wrote to memory of 1956	2540	824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.exe	30
PID 2540 wrote to memory of 1956	2540	824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.exe	30
PID 2540 wrote to memory of 1956	2540	824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.exe	30
PID 1956 wrote to memory of 1812	1956	name.exe	31
PID 1956 wrote to memory of 1812	1956	name.exe	31
PID 1956 wrote to memory of 1812	1956	name.exe	31
PID 1956 wrote to memory of 1812	1956	name.exe	31
PID 1956 wrote to memory of 1812	1956	name.exe	31

C:\Users\Admin\AppData\Local\Temp\824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.exe
"C:\Users\Admin\AppData\Local\Temp\824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2540
- 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:1956
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1812

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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
1.0MB

MD5
7fe1b33acbb4390827636fbbe0bbeec7

SHA1
6f7df0c28218e0a28f67c0b3a8e5d7f87206a8cb

SHA256
824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e

SHA512
e0504c344a51829b964b8713d939bd2b2279335b085252ac8fefd39ad613fa51c51594df7e8d99ce91c38ce922d23a479818cdd1f353841ab3edf28277757826

Download Submit
memory/1812-21-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/1812-14-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1812-16-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1812-17-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1812-18-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/1812-19-0x00000000003C0000-0x00000000003E6000-memory.dmp

Filesize
152KB

Download
memory/1812-20-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/1812-22-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/1812-23-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/1812-24-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/1956-12-0x0000000003C80000-0x0000000003E80000-memory.dmp

Filesize
2.0MB

Download
memory/2540-2-0x0000000002DE0000-0x0000000002FE0000-memory.dmp

Filesize
2.0MB

Download

Analysis

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