snakekeylogger | e037deaf181b7ce9682cf00c9b09bf69a6858d5c1ba4fc8868ae43ba354b709c

General

Target

tmp.exe
Size

936KB
MD5

478742b00f3c70adc38439ff9af17a11
SHA1

e7ea04caf8c333df8ae2245dbbff7b2b029e2486
SHA256

e037deaf181b7ce9682cf00c9b09bf69a6858d5c1ba4fc8868ae43ba354b709c
SHA512

a08bc3fd426b89aade16cbbe5858e8a5ca50c300e66d6d6c06ad463daae9908f788903fb164f9380e3a1e42d0984972ce10cec8612df4fd032261335c34cc135
SSDEEP

12288:fHrm8SK4HTNpTeMmkz/XOH+aJOqMzfTvbKDU8Y66aBZBLqZx9JW5:frQPjfOHxMzfzJ6FBZBLqZbJW5

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
feritkalafatoglu@frem-tr.com
Password:
LYSV$*b4
Email To:
feritkalafatoglu@frem-tr.com

Signatures

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

Snake Keylogger payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1800-67-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1800-70-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1800-69-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1800-71-0x00000000004201DE-mapping.dmp	family_snakekeylogger
behavioral1/memory/1800-73-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1800-75-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.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.

Processes:

flow ioc

4 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

tmp.exe

description pid process target process

PID 1712 set thread context of 1800 1712 tmp.exe tmp.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

872 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

tmp.exetmp.exepowershell.exe

pid process

1712 tmp.exe
1712 tmp.exe
1800 tmp.exe
556 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

tmp.exetmp.exepowershell.exe

description pid process

Token: SeDebugPrivilege 1712 tmp.exe
Token: SeDebugPrivilege 1800 tmp.exe
Token: SeDebugPrivilege 556 powershell.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 1712 set thread context of 1800	1712	tmp.exe	tmp.exe

pid	process
872	schtasks.exe

pid	process
1712	tmp.exe
1712	tmp.exe
1800	tmp.exe
556	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1712	tmp.exe
Token: SeDebugPrivilege	1800	tmp.exe
Token: SeDebugPrivilege	556	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

tmp.exe

description	pid	process	target process
PID 1712 wrote to memory of 556	1712	tmp.exe	powershell.exe
PID 1712 wrote to memory of 556	1712	tmp.exe	powershell.exe
PID 1712 wrote to memory of 556	1712	tmp.exe	powershell.exe
PID 1712 wrote to memory of 556	1712	tmp.exe	powershell.exe
PID 1712 wrote to memory of 872	1712	tmp.exe	schtasks.exe
PID 1712 wrote to memory of 872	1712	tmp.exe	schtasks.exe
PID 1712 wrote to memory of 872	1712	tmp.exe	schtasks.exe
PID 1712 wrote to memory of 872	1712	tmp.exe	schtasks.exe
PID 1712 wrote to memory of 1800	1712	tmp.exe	tmp.exe
PID 1712 wrote to memory of 1800	1712	tmp.exe	tmp.exe
PID 1712 wrote to memory of 1800	1712	tmp.exe	tmp.exe
PID 1712 wrote to memory of 1800	1712	tmp.exe	tmp.exe
PID 1712 wrote to memory of 1800	1712	tmp.exe	tmp.exe
PID 1712 wrote to memory of 1800	1712	tmp.exe	tmp.exe
PID 1712 wrote to memory of 1800	1712	tmp.exe	tmp.exe
PID 1712 wrote to memory of 1800	1712	tmp.exe	tmp.exe
PID 1712 wrote to memory of 1800	1712	tmp.exe	tmp.exe

outlook_office_path 1 IoCs

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

outlook_win_path 1 IoCs

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1712

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sbjUPi.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:556

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sbjUPi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD70E.tmp"
2⤵
- Creates scheduled task(s)
PID:872

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1800

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD70E.tmp
Filesize
1KB

MD5
4a5ee4cb109a54bbadc12c90198f017d

SHA1
84faaeebeb2a92e2e71f38a086871c1f1826af41

SHA256
f22f126480490c77f9c16c6f18eb7752cd53fdd44fc4cd4dfb807603a6ab21ae

SHA512
bdf6987e8a1c6b67adb65c3ea002f844dfd04de15180d0976a9ad2f9ba04d7ae4b38ad7f8e434d06d9ed06c924a2c14bbebb1c200d45ea5f4e00bc2d636ca5a8

Download Submit
memory/556-59-0x0000000000000000-mapping.dmp

Download
memory/556-78-0x000000006EAA0000-0x000000006F04B000-memory.dmp

Filesize
5.7MB

Download
memory/556-77-0x000000006EAA0000-0x000000006F04B000-memory.dmp

Filesize
5.7MB

Download
memory/872-60-0x0000000000000000-mapping.dmp

Download
memory/1712-63-0x0000000004380000-0x00000000043A6000-memory.dmp

Filesize
152KB

Download
memory/1712-58-0x0000000005630000-0x00000000056B0000-memory.dmp

Filesize
512KB

Download
memory/1712-57-0x00000000004F0000-0x00000000004FC000-memory.dmp

Filesize
48KB

Download
memory/1712-54-0x0000000010E30000-0x0000000010F1E000-memory.dmp

Filesize
952KB

Download
memory/1712-55-0x00000000765B1000-0x00000000765B3000-memory.dmp

Filesize
8KB

Download
memory/1712-56-0x0000000000420000-0x000000000043C000-memory.dmp

Filesize
112KB

Download
memory/1800-70-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1800-67-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1800-69-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1800-71-0x00000000004201DE-mapping.dmp

Download
memory/1800-73-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1800-75-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1800-65-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1800-64-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads