snakekeylogger | e47b7ff50e6e7dd47087235ad782bdc84255e2642e80744d34ae027a2db13aec

General

Target

AWB 5331810761.exe
Size

527KB
MD5

610b212041eb748a9ea82dbff6741206
SHA1

44c645dd3c50b7b71aa242d964572e2825fcc621
SHA256

e47b7ff50e6e7dd47087235ad782bdc84255e2642e80744d34ae027a2db13aec
SHA512

a279210b42155560c7c0494a45db8de954ff5f52eed46c848b1b352e70b6f7302e8849feb4b5bc17e1b7a977e00fda3990f3d9ae7be1034b42085432816c5c5b
SSDEEP

12288:J09E4ImicTbYVEGshXP5MBFg20nqDIVq0X0of/Zcsb:5DmLRGshXP9/80X0op

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6374308981:AAFJV8dSpWlDNEsEiQsLhSk26tafVqeXISw/sendMessage?chat_id=6518133154

Signatures

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

Snake Keylogger payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3068-15-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/3068-17-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/3068-21-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/3068-23-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/3068-25-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger

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
T1552.001
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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

AWB 5331810761.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe
Key opened	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe
Key opened	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.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:

AWB 5331810761.exe

description pid process target process

PID 1520 set thread context of 3068 1520 AWB 5331810761.exe AWB 5331810761.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job
T1053

Processes:

schtasks.exe

pid process

2748 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

AWB 5331810761.exe

pid process

3068 AWB 5331810761.exe
3068 AWB 5331810761.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

AWB 5331810761.exe

description pid process

Token: SeDebugPrivilege 3068 AWB 5331810761.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 1520 set thread context of 3068	1520	AWB 5331810761.exe	AWB 5331810761.exe

pid	process
2748	schtasks.exe

pid	process
3068	AWB 5331810761.exe
3068	AWB 5331810761.exe

description	pid	process
Token: SeDebugPrivilege	3068	AWB 5331810761.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

AWB 5331810761.exe

description	pid	process	target process
PID 1520 wrote to memory of 2748	1520	AWB 5331810761.exe	schtasks.exe
PID 1520 wrote to memory of 2748	1520	AWB 5331810761.exe	schtasks.exe
PID 1520 wrote to memory of 2748	1520	AWB 5331810761.exe	schtasks.exe
PID 1520 wrote to memory of 2748	1520	AWB 5331810761.exe	schtasks.exe
PID 1520 wrote to memory of 3068	1520	AWB 5331810761.exe	AWB 5331810761.exe
PID 1520 wrote to memory of 3068	1520	AWB 5331810761.exe	AWB 5331810761.exe
PID 1520 wrote to memory of 3068	1520	AWB 5331810761.exe	AWB 5331810761.exe
PID 1520 wrote to memory of 3068	1520	AWB 5331810761.exe	AWB 5331810761.exe
PID 1520 wrote to memory of 3068	1520	AWB 5331810761.exe	AWB 5331810761.exe
PID 1520 wrote to memory of 3068	1520	AWB 5331810761.exe	AWB 5331810761.exe
PID 1520 wrote to memory of 3068	1520	AWB 5331810761.exe	AWB 5331810761.exe
PID 1520 wrote to memory of 3068	1520	AWB 5331810761.exe	AWB 5331810761.exe
PID 1520 wrote to memory of 3068	1520	AWB 5331810761.exe	AWB 5331810761.exe

outlook_office_path 1 IoCs

Processes:

AWB 5331810761.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe

outlook_win_path 1 IoCs

Processes:

AWB 5331810761.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe

C:\Users\Admin\AppData\Local\Temp\AWB 5331810761.exe
"C:\Users\Admin\AppData\Local\Temp\AWB 5331810761.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1520

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HsUUkhXxvLnA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5EA4.tmp"
2⤵
- Creates scheduled task(s)
PID:2748

C:\Users\Admin\AppData\Local\Temp\AWB 5331810761.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp5EA4.tmp

Filesize
1KB

MD5
08453ea672ade017af5211c850c551ea

SHA1
24689124aca75f50e176fe28ab29b51e5236f5b6

SHA256
2007e65effef25e7acf1cecfd5ef2cc3127cf4197c6e1a423f815beac41ffaab

SHA512
a0585bf5b28c487f3e4c212d244fd6ff6c2484b5568e10fdc965b253295f1055117332c4809543385862011fddc4ad0d271089975de84be79f3fa3b7f8a05174

Download Submit
memory/1520-27-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/1520-1-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/1520-2-0x0000000004AC0000-0x0000000004B00000-memory.dmp

Filesize
256KB

Download
memory/1520-3-0x0000000000490000-0x000000000049C000-memory.dmp

Filesize
48KB

Download
memory/1520-4-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/1520-5-0x0000000004AC0000-0x0000000004B00000-memory.dmp

Filesize
256KB

Download
memory/1520-6-0x0000000004850000-0x00000000048B2000-memory.dmp

Filesize
392KB

Download
memory/1520-7-0x00000000048B0000-0x0000000004924000-memory.dmp

Filesize
464KB

Download
memory/1520-8-0x0000000000DB0000-0x0000000000DD6000-memory.dmp

Filesize
152KB

Download
memory/1520-0-0x0000000001010000-0x000000000109A000-memory.dmp

Filesize
552KB

Download
memory/3068-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3068-15-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3068-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3068-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3068-21-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3068-23-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3068-25-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3068-26-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/3068-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3068-28-0x0000000000A20000-0x0000000000A60000-memory.dmp

Filesize
256KB

Download
memory/3068-29-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/3068-30-0x0000000000A20000-0x0000000000A60000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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