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 6 IoCs

resource	yara_rule
behavioral1/memory/2684-15-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2684-16-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2684-19-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2684-21-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2684-23-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2684-26-0x0000000000850000-0x0000000000890000-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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe
Key opened	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe
Key opened	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\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.

flow	ioc
2	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2376 set thread context of 2684	2376	AWB 5331810761.exe	30

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

pid	Process
2724	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2684	AWB 5331810761.exe
2684	AWB 5331810761.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2684	AWB 5331810761.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2724	2376	AWB 5331810761.exe	28
PID 2376 wrote to memory of 2724	2376	AWB 5331810761.exe	28
PID 2376 wrote to memory of 2724	2376	AWB 5331810761.exe	28
PID 2376 wrote to memory of 2724	2376	AWB 5331810761.exe	28
PID 2376 wrote to memory of 2684	2376	AWB 5331810761.exe	30
PID 2376 wrote to memory of 2684	2376	AWB 5331810761.exe	30
PID 2376 wrote to memory of 2684	2376	AWB 5331810761.exe	30
PID 2376 wrote to memory of 2684	2376	AWB 5331810761.exe	30
PID 2376 wrote to memory of 2684	2376	AWB 5331810761.exe	30
PID 2376 wrote to memory of 2684	2376	AWB 5331810761.exe	30
PID 2376 wrote to memory of 2684	2376	AWB 5331810761.exe	30
PID 2376 wrote to memory of 2684	2376	AWB 5331810761.exe	30
PID 2376 wrote to memory of 2684	2376	AWB 5331810761.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\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:2376
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HsUUkhXxvLnA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC053.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2724
- 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:2684

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\tmpC053.tmp

Filesize
1KB

MD5
a7a4aa9904b57e535fe95ace9372ba37

SHA1
f2598200ee65d6ea4bf89072abebb9ab3744fd9c

SHA256
2e66f4ed83d45703e465db1ca63ffc22b4b72922e731e38d5b7158dd252e6814

SHA512
ea9753a3606c076f21754ffa1062d6f9676017cd6f0c6490a4ca6826b1f99c29603fd3f65659607f1158ba543baeed3ca8f632b2076cf288bc78b61bd73e4af3

Download Submit
memory/2376-25-0x0000000074E20000-0x000000007550E000-memory.dmp

Filesize
6.9MB

Download
memory/2376-1-0x0000000074E20000-0x000000007550E000-memory.dmp

Filesize
6.9MB

Download
memory/2376-2-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2376-3-0x00000000003F0000-0x00000000003FC000-memory.dmp

Filesize
48KB

Download
memory/2376-4-0x0000000074E20000-0x000000007550E000-memory.dmp

Filesize
6.9MB

Download
memory/2376-5-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2376-6-0x00000000044C0000-0x0000000004522000-memory.dmp

Filesize
392KB

Download
memory/2376-7-0x00000000053F0000-0x0000000005464000-memory.dmp

Filesize
464KB

Download
memory/2376-8-0x0000000001EE0000-0x0000000001F06000-memory.dmp

Filesize
152KB

Download
memory/2376-0-0x0000000000100000-0x000000000018A000-memory.dmp

Filesize
552KB

Download
memory/2684-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2684-15-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2684-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2684-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2684-19-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2684-21-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2684-23-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2684-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2684-24-0x0000000074E20000-0x000000007550E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-26-0x0000000000850000-0x0000000000890000-memory.dmp

Filesize
256KB

Download
memory/2684-27-0x0000000074E20000-0x000000007550E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-28-0x0000000000850000-0x0000000000890000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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