snakekeylogger | a34a8d989da203aeba58a9e077a12ae65da172bd5635d6ec112f49411a5f29a5

General

Target

090000009009.exe
Size

833KB
MD5

971e6106de288df8941717950c47246f
SHA1

8e3a11a580fe8ec92b248cddff95da83bbe47945
SHA256

a34a8d989da203aeba58a9e077a12ae65da172bd5635d6ec112f49411a5f29a5
SHA512

52eff3720ff3ba180a0e357b99fcd4270a8a638a6950f06c9d5735a53593e4d094d976876ae4255fc98ef83b3199068641cf443281d7b0aad22c1bd085fbb20f

Score

10^/10

snakekeylogger keylogger ransomware stealer

Malware Config

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/1684-14-0x0000000000400000-0x000000000046A000-memory.dmp	family_snakekeylogger
behavioral1/memory/1684-15-0x00000000004643BE-mapping.dmp	family_snakekeylogger
behavioral1/memory/1684-17-0x0000000000400000-0x000000000046A000-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

4 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:

090000009009.exe

description pid process target process

PID 1900 set thread context of 1684 1900 090000009009.exe InstallUtil.exe
Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

Powershell.exe090000009009.exeInstallUtil.exe

pid process

1784 Powershell.exe
1900 090000009009.exe
1900 090000009009.exe
1900 090000009009.exe
1900 090000009009.exe
1684 InstallUtil.exe
1784 Powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Powershell.exe090000009009.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 1784 Powershell.exe
Token: SeDebugPrivilege 1900 090000009009.exe
Token: SeDebugPrivilege 1684 InstallUtil.exe

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

description	pid	process	target process
PID 1900 set thread context of 1684	1900	090000009009.exe	InstallUtil.exe

pid	process
1784	Powershell.exe
1900	090000009009.exe
1900	090000009009.exe
1900	090000009009.exe
1900	090000009009.exe
1684	InstallUtil.exe
1784	Powershell.exe

description	pid	process
Token: SeDebugPrivilege	1784	Powershell.exe
Token: SeDebugPrivilege	1900	090000009009.exe
Token: SeDebugPrivilege	1684	InstallUtil.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

090000009009.exe

description	pid	process	target process
PID 1900 wrote to memory of 1784	1900	090000009009.exe	Powershell.exe
PID 1900 wrote to memory of 1784	1900	090000009009.exe	Powershell.exe
PID 1900 wrote to memory of 1784	1900	090000009009.exe	Powershell.exe
PID 1900 wrote to memory of 1784	1900	090000009009.exe	Powershell.exe
PID 1900 wrote to memory of 672	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 672	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 672	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 672	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 672	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 672	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 672	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 900	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 900	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 900	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 900	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 900	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 900	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 900	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 1684	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 1684	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 1684	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 1684	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 1684	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 1684	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 1684	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 1684	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 1684	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 1684	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 1684	1900	090000009009.exe	InstallUtil.exe
PID 1900 wrote to memory of 1684	1900	090000009009.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\090000009009.exe
"C:\Users\Admin\AppData\Local\Temp\090000009009.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1900

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\090000009009.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:1784

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
2⤵
PID:672

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
2⤵
PID:900

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1684

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

Loading Replay Monitor...

Downloads

memory/1684-14-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1684-23-0x00000000048D0000-0x00000000048D1000-memory.dmp

Filesize
4KB

Download
memory/1684-17-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1684-16-0x00000000745B0000-0x0000000074C9E000-memory.dmp

Filesize
6.9MB

Download
memory/1684-15-0x00000000004643BE-mapping.dmp

Download
memory/1784-9-0x00000000745B0000-0x0000000074C9E000-memory.dmp

Filesize
6.9MB

Download
memory/1784-7-0x0000000000000000-mapping.dmp

Download
memory/1784-42-0x0000000006170000-0x0000000006171000-memory.dmp

Filesize
4KB

Download
memory/1784-11-0x0000000002030000-0x0000000002031000-memory.dmp

Filesize
4KB

Download
memory/1784-12-0x0000000004940000-0x0000000004941000-memory.dmp

Filesize
4KB

Download
memory/1784-35-0x00000000061F0000-0x00000000061F1000-memory.dmp

Filesize
4KB

Download
memory/1784-8-0x0000000076271000-0x0000000076273000-memory.dmp

Filesize
8KB

Download
memory/1784-24-0x0000000004850000-0x0000000004851000-memory.dmp

Filesize
4KB

Download
memory/1784-34-0x000000007EF30000-0x000000007EF31000-memory.dmp

Filesize
4KB

Download
memory/1784-33-0x00000000056B0000-0x00000000056B1000-memory.dmp

Filesize
4KB

Download
memory/1784-19-0x0000000002520000-0x0000000002521000-memory.dmp

Filesize
4KB

Download
memory/1784-28-0x0000000005660000-0x0000000005661000-memory.dmp

Filesize
4KB

Download
memory/1784-20-0x0000000004900000-0x0000000004901000-memory.dmp

Filesize
4KB

Download
memory/1784-21-0x0000000004902000-0x0000000004903000-memory.dmp

Filesize
4KB

Download
memory/1900-22-0x0000000004E96000-0x0000000004E97000-memory.dmp

Filesize
4KB

Download
memory/1900-3-0x0000000001230000-0x0000000001231000-memory.dmp

Filesize
4KB

Download
memory/1900-25-0x0000000000A30000-0x0000000000A31000-memory.dmp

Filesize
4KB

Download
memory/1900-2-0x00000000745B0000-0x0000000074C9E000-memory.dmp

Filesize
6.9MB

Download
memory/1900-5-0x0000000004E80000-0x0000000004E81000-memory.dmp

Filesize
4KB

Download
memory/1900-6-0x0000000004DC0000-0x0000000004E36000-memory.dmp

Filesize
472KB

Download
memory/1900-13-0x0000000000690000-0x000000000069F000-memory.dmp

Filesize
60KB

Download
memory/1900-10-0x0000000004E85000-0x0000000004E96000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads