snakekeylogger | 329e8c0525a2c1c5fecced5d189ff5e7a063e8a1188415f42f3543f945fe0337

General

Target

Packing-List_23-01-2021.exe
Size

681KB
MD5

73550af1c4f17e028355c872271f8627
SHA1

f29d5e4d73b369f2c3ef5ad534d275fdc1e713a7
SHA256

329e8c0525a2c1c5fecced5d189ff5e7a063e8a1188415f42f3543f945fe0337
SHA512

9c1ad44421632c65e1a54fdb42cf24ad7112c25b299cda4d086ab3e0ee2688cdd5d6aaef1a50f87bf1193796533ddf3093c5f229a15d804dab0df907e104cfd5

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
WyhjVTBX5hjrgu7

Signatures

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

Snake Keylogger Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3188-21-0x0000000000400000-0x000000000046A000-memory.dmp	family_snakekeylogger
behavioral2/memory/3188-22-0x000000000046463E-mapping.dmp	family_snakekeylogger

Drops startup file 2 IoCs

Processes:

Powershell.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\I$s#$lT3ssl.exe	Powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\I$s#$lT3ssl.exe	Powershell.exe

Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

9 checkip.dyndns.org
12 freegeoip.app
13 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

Packing-List_23-01-2021.exe

description pid process target process

PID 4688 set thread context of 3188 4688 Packing-List_23-01-2021.exe RegAsm.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Powershell.exeRegAsm.exe

pid process

2288 Powershell.exe
3188 RegAsm.exe
2288 Powershell.exe
2288 Powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Powershell.exeRegAsm.exe

description pid process

Token: SeDebugPrivilege 2288 Powershell.exe
Token: SeDebugPrivilege 3188 RegAsm.exe

flow	ioc
9	checkip.dyndns.org
12	freegeoip.app
13	freegeoip.app

description	pid	process	target process
PID 4688 set thread context of 3188	4688	Packing-List_23-01-2021.exe	RegAsm.exe

pid	process
2288	Powershell.exe
3188	RegAsm.exe
2288	Powershell.exe
2288	Powershell.exe

description	pid	process
Token: SeDebugPrivilege	2288	Powershell.exe
Token: SeDebugPrivilege	3188	RegAsm.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Packing-List_23-01-2021.exe

description	pid	process	target process
PID 4688 wrote to memory of 2288	4688	Packing-List_23-01-2021.exe	Powershell.exe
PID 4688 wrote to memory of 2288	4688	Packing-List_23-01-2021.exe	Powershell.exe
PID 4688 wrote to memory of 2288	4688	Packing-List_23-01-2021.exe	Powershell.exe
PID 4688 wrote to memory of 3188	4688	Packing-List_23-01-2021.exe	RegAsm.exe
PID 4688 wrote to memory of 3188	4688	Packing-List_23-01-2021.exe	RegAsm.exe
PID 4688 wrote to memory of 3188	4688	Packing-List_23-01-2021.exe	RegAsm.exe
PID 4688 wrote to memory of 3188	4688	Packing-List_23-01-2021.exe	RegAsm.exe
PID 4688 wrote to memory of 3188	4688	Packing-List_23-01-2021.exe	RegAsm.exe
PID 4688 wrote to memory of 3188	4688	Packing-List_23-01-2021.exe	RegAsm.exe
PID 4688 wrote to memory of 3188	4688	Packing-List_23-01-2021.exe	RegAsm.exe
PID 4688 wrote to memory of 3188	4688	Packing-List_23-01-2021.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\Packing-List_23-01-2021.exe
"C:\Users\Admin\AppData\Local\Temp\Packing-List_23-01-2021.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4688

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\Packing-List_23-01-2021.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\I$s#$lT3ssl.exe'
2⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2288

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3188

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2288-33-0x0000000007AD0000-0x0000000007AD1000-memory.dmp

Filesize
4KB

Download
memory/2288-35-0x0000000008370000-0x0000000008371000-memory.dmp

Filesize
4KB

Download
memory/2288-44-0x00000000090B0000-0x00000000090B1000-memory.dmp

Filesize
4KB

Download
memory/2288-43-0x0000000009040000-0x0000000009041000-memory.dmp

Filesize
4KB

Download
memory/2288-25-0x0000000007C30000-0x0000000007C31000-memory.dmp

Filesize
4KB

Download
memory/2288-24-0x00000000079E0000-0x00000000079E1000-memory.dmp

Filesize
4KB

Download
memory/2288-46-0x0000000006D73000-0x0000000006D74000-memory.dmp

Filesize
4KB

Download
memory/2288-34-0x00000000085B0000-0x00000000085B1000-memory.dmp

Filesize
4KB

Download
memory/2288-42-0x0000000009380000-0x0000000009381000-memory.dmp

Filesize
4KB

Download
memory/2288-23-0x00000000072C0000-0x00000000072C1000-memory.dmp

Filesize
4KB

Download
memory/2288-20-0x0000000006D72000-0x0000000006D73000-memory.dmp

Filesize
4KB

Download
memory/2288-14-0x0000000000000000-mapping.dmp

Download
memory/2288-15-0x0000000073430000-0x0000000073B1E000-memory.dmp

Filesize
6.9MB

Download
memory/2288-16-0x0000000006D70000-0x0000000006D71000-memory.dmp

Filesize
4KB

Download
memory/2288-17-0x0000000006BE0000-0x0000000006BE1000-memory.dmp

Filesize
4KB

Download
memory/2288-18-0x00000000073B0000-0x00000000073B1000-memory.dmp

Filesize
4KB

Download
memory/3188-36-0x0000000005ED0000-0x0000000005ED1000-memory.dmp

Filesize
4KB

Download
memory/3188-26-0x0000000073430000-0x0000000073B1E000-memory.dmp

Filesize
6.9MB

Download
memory/3188-21-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3188-22-0x000000000046463E-mapping.dmp

Download
memory/3188-32-0x0000000005020000-0x0000000005021000-memory.dmp

Filesize
4KB

Download
memory/4688-11-0x0000000005473000-0x0000000005475000-memory.dmp

Filesize
8KB

Download
memory/4688-19-0x0000000008AB0000-0x0000000008ABF000-memory.dmp

Filesize
60KB

Download
memory/4688-13-0x0000000008FD0000-0x0000000008FD1000-memory.dmp

Filesize
4KB

Download
memory/4688-12-0x0000000008C80000-0x0000000008C81000-memory.dmp

Filesize
4KB

Download
memory/4688-2-0x0000000073430000-0x0000000073B1E000-memory.dmp

Filesize
6.9MB

Download
memory/4688-10-0x0000000008B70000-0x0000000008B71000-memory.dmp

Filesize
4KB

Download
memory/4688-9-0x00000000089E0000-0x0000000008A56000-memory.dmp

Filesize
472KB

Download
memory/4688-8-0x00000000053C0000-0x00000000053C1000-memory.dmp

Filesize
4KB

Download
memory/4688-40-0x0000000009390000-0x0000000009391000-memory.dmp

Filesize
4KB

Download
memory/4688-41-0x00000000092F0000-0x00000000092F1000-memory.dmp

Filesize
4KB

Download
memory/4688-7-0x0000000005470000-0x0000000005471000-memory.dmp

Filesize
4KB

Download
memory/4688-6-0x0000000005250000-0x0000000005251000-memory.dmp

Filesize
4KB

Download
memory/4688-5-0x00000000056B0000-0x00000000056B1000-memory.dmp

Filesize
4KB

Download
memory/4688-3-0x0000000000970000-0x0000000000971000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads