snakekeylogger | f8d16a2a7da4ed223329f2bb59f3e0296b6e3b36dee8f7e40a4c0d276a83032d

General

Target

Sale_Contract.com.exe
Size

834KB
MD5

82da026cdda027fa16a19d91794c5f9e
SHA1

354c3df735d48efaba85680367a1bcb8af5e1c7d
SHA256

f8d16a2a7da4ed223329f2bb59f3e0296b6e3b36dee8f7e40a4c0d276a83032d
SHA512

d96994ca3f771a7e31ef7abfdb27526fd8a5c30e18255a2457831d70fdec9e9b4017c3e977de2a1c801112cd450eff7140642d45d527378e4bc6e6c1ba2ca9af

Score

10^/10

snakekeylogger keylogger ransomware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
smt.treat@yandex.com
Password:
WyhjVTBX5hjrgu7

Signatures

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

Snake Keylogger Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1720-16-0x0000000000400000-0x000000000046A000-memory.dmp	family_snakekeylogger
behavioral1/memory/1720-17-0x000000000046463E-mapping.dmp	family_snakekeylogger
behavioral1/memory/1720-20-0x0000000000400000-0x000000000046A000-memory.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

5 checkip.dyndns.org
15 freegeoip.app
16 freegeoip.app
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
ransomware

System Information Discovery
T1082
Suspicious use of SetThreadContext 1 IoCs

Processes:

Sale_Contract.com.exe

description pid process target process

PID 872 set thread context of 1720 872 Sale_Contract.com.exe RegAsm.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Powershell.exeSale_Contract.com.exeRegAsm.exe

pid process

1252 Powershell.exe
872 Sale_Contract.com.exe
1720 RegAsm.exe
1252 Powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Powershell.exeSale_Contract.com.exeRegAsm.exe

description pid process

Token: SeDebugPrivilege 1252 Powershell.exe
Token: SeDebugPrivilege 872 Sale_Contract.com.exe
Token: SeDebugPrivilege 1720 RegAsm.exe

flow	ioc
5	checkip.dyndns.org
15	freegeoip.app
16	freegeoip.app

description	pid	process	target process
PID 872 set thread context of 1720	872	Sale_Contract.com.exe	RegAsm.exe

pid	process
1252	Powershell.exe
872	Sale_Contract.com.exe
1720	RegAsm.exe
1252	Powershell.exe

description	pid	process
Token: SeDebugPrivilege	1252	Powershell.exe
Token: SeDebugPrivilege	872	Sale_Contract.com.exe
Token: SeDebugPrivilege	1720	RegAsm.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

Sale_Contract.com.exe

description	pid	process	target process
PID 872 wrote to memory of 1252	872	Sale_Contract.com.exe	Powershell.exe
PID 872 wrote to memory of 1252	872	Sale_Contract.com.exe	Powershell.exe
PID 872 wrote to memory of 1252	872	Sale_Contract.com.exe	Powershell.exe
PID 872 wrote to memory of 1252	872	Sale_Contract.com.exe	Powershell.exe
PID 872 wrote to memory of 1792	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1792	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1792	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1792	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1792	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1792	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1792	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1720	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1720	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1720	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1720	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1720	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1720	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1720	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1720	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1720	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1720	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1720	872	Sale_Contract.com.exe	RegAsm.exe
PID 872 wrote to memory of 1720	872	Sale_Contract.com.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\Sale_Contract.com.exe
"C:\Users\Admin\AppData\Local\Temp\Sale_Contract.com.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:872

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\Sale_Contract.com.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:1252

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
PID:1792

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:1720

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/872-15-0x00000000004C0000-0x00000000004CF000-memory.dmp

Filesize
60KB

Download
memory/872-3-0x0000000001240000-0x0000000001241000-memory.dmp

Filesize
4KB

Download
memory/872-5-0x0000000005060000-0x0000000005061000-memory.dmp

Filesize
4KB

Download
memory/872-6-0x0000000005C70000-0x0000000005CE6000-memory.dmp

Filesize
472KB

Download
memory/872-7-0x0000000005065000-0x0000000005076000-memory.dmp

Filesize
68KB

Download
memory/872-26-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download
memory/872-2-0x0000000074900000-0x0000000074FEE000-memory.dmp

Filesize
6.9MB

Download
memory/872-22-0x0000000005076000-0x0000000005077000-memory.dmp

Filesize
4KB

Download
memory/1252-9-0x0000000076371000-0x0000000076373000-memory.dmp

Filesize
8KB

Download
memory/1252-8-0x0000000000000000-mapping.dmp

Download
memory/1252-13-0x0000000004820000-0x0000000004821000-memory.dmp

Filesize
4KB

Download
memory/1252-14-0x0000000004822000-0x0000000004823000-memory.dmp

Filesize
4KB

Download
memory/1252-11-0x0000000002390000-0x0000000002391000-memory.dmp

Filesize
4KB

Download
memory/1252-43-0x000000007EF30000-0x000000007EF31000-memory.dmp

Filesize
4KB

Download
memory/1252-42-0x0000000006280000-0x0000000006281000-memory.dmp

Filesize
4KB

Download
memory/1252-35-0x00000000061B0000-0x00000000061B1000-memory.dmp

Filesize
4KB

Download
memory/1252-34-0x00000000060A0000-0x00000000060A1000-memory.dmp

Filesize
4KB

Download
memory/1252-10-0x0000000074900000-0x0000000074FEE000-memory.dmp

Filesize
6.9MB

Download
memory/1252-29-0x0000000005FF0000-0x0000000005FF1000-memory.dmp

Filesize
4KB

Download
memory/1252-24-0x00000000024D0000-0x00000000024D1000-memory.dmp

Filesize
4KB

Download
memory/1252-25-0x0000000004790000-0x0000000004791000-memory.dmp

Filesize
4KB

Download
memory/1252-12-0x0000000004860000-0x0000000004861000-memory.dmp

Filesize
4KB

Download
memory/1720-23-0x0000000004B70000-0x0000000004B71000-memory.dmp

Filesize
4KB

Download
memory/1720-20-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1720-19-0x0000000074900000-0x0000000074FEE000-memory.dmp

Filesize
6.9MB

Download
memory/1720-17-0x000000000046463E-mapping.dmp

Download
memory/1720-16-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads