snakekeylogger | d31b7bd1d58b1d659134351b9ff20269c177fd3dbae7bc18da3e098a29af30a4

General

Target

tmpo3_85b6r.exe
Size

517KB
MD5

64afb0a80b42080457808b259de75fdd
SHA1

cb6116a734ef2b52c9d1a2d7a2d7d141c60970bc
SHA256

d31b7bd1d58b1d659134351b9ff20269c177fd3dbae7bc18da3e098a29af30a4
SHA512

e038b4ff7335b81779f81053399c01cab68b64dcc7cf99438be8b5d0cccf7e58be963fb4441838af03c6a31c1e616aef82520f1307a21d43f9a3c74411843d31
SSDEEP

12288:+d+8DLLBj9o8/U50979bXefe4gj0dYzzjoMetIUHF:+EQo8c6BN0ZCLStHHF

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
EbxKZL@2

Extracted

Family

snakekeylogger

C2

https://scratchdreams.tk

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/1700-8-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1700-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1700-12-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1700-14-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1700-16-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1700-21-0x0000000004B50000-0x0000000004B90000-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:

tmpo3_85b6r.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmpo3_85b6r.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmpo3_85b6r.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmpo3_85b6r.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:

tmpo3_85b6r.exe

description pid process target process

PID 1928 set thread context of 1700 1928 tmpo3_85b6r.exe tmpo3_85b6r.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

tmpo3_85b6r.exe

pid process

1700 tmpo3_85b6r.exe
1700 tmpo3_85b6r.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

tmpo3_85b6r.exe

description pid process

Token: SeDebugPrivilege 1700 tmpo3_85b6r.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 1928 set thread context of 1700	1928	tmpo3_85b6r.exe	tmpo3_85b6r.exe

pid	process
1700	tmpo3_85b6r.exe
1700	tmpo3_85b6r.exe

description	pid	process
Token: SeDebugPrivilege	1700	tmpo3_85b6r.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

tmpo3_85b6r.exe

description	pid	process	target process
PID 1928 wrote to memory of 1700	1928	tmpo3_85b6r.exe	tmpo3_85b6r.exe
PID 1928 wrote to memory of 1700	1928	tmpo3_85b6r.exe	tmpo3_85b6r.exe
PID 1928 wrote to memory of 1700	1928	tmpo3_85b6r.exe	tmpo3_85b6r.exe
PID 1928 wrote to memory of 1700	1928	tmpo3_85b6r.exe	tmpo3_85b6r.exe
PID 1928 wrote to memory of 1700	1928	tmpo3_85b6r.exe	tmpo3_85b6r.exe
PID 1928 wrote to memory of 1700	1928	tmpo3_85b6r.exe	tmpo3_85b6r.exe
PID 1928 wrote to memory of 1700	1928	tmpo3_85b6r.exe	tmpo3_85b6r.exe
PID 1928 wrote to memory of 1700	1928	tmpo3_85b6r.exe	tmpo3_85b6r.exe
PID 1928 wrote to memory of 1700	1928	tmpo3_85b6r.exe	tmpo3_85b6r.exe

outlook_office_path 1 IoCs

Processes:

tmpo3_85b6r.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmpo3_85b6r.exe

outlook_win_path 1 IoCs

Processes:

tmpo3_85b6r.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmpo3_85b6r.exe

C:\Users\Admin\AppData\Local\Temp\tmpo3_85b6r.exe
"C:\Users\Admin\AppData\Local\Temp\tmpo3_85b6r.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1928
- C:\Users\Admin\AppData\Local\Temp\tmpo3_85b6r.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpo3_85b6r.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1700-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1700-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1700-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1700-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1700-20-0x0000000073FF0000-0x00000000746DE000-memory.dmp

Filesize
6.9MB

Download
memory/1700-19-0x0000000004B50000-0x0000000004B90000-memory.dmp

Filesize
256KB

Download
memory/1700-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1700-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1700-18-0x0000000073FF0000-0x00000000746DE000-memory.dmp

Filesize
6.9MB

Download
memory/1700-21-0x0000000004B50000-0x0000000004B90000-memory.dmp

Filesize
256KB

Download
memory/1700-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1700-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1928-0-0x00000000002E0000-0x0000000000368000-memory.dmp

Filesize
544KB

Download
memory/1928-1-0x0000000073FF0000-0x00000000746DE000-memory.dmp

Filesize
6.9MB

Download
memory/1928-17-0x0000000073FF0000-0x00000000746DE000-memory.dmp

Filesize
6.9MB

Download
memory/1928-2-0x0000000004CF0000-0x0000000004D30000-memory.dmp

Filesize
256KB

Download
memory/1928-5-0x0000000005D60000-0x0000000005DC8000-memory.dmp

Filesize
416KB

Download
memory/1928-4-0x0000000000380000-0x000000000038C000-memory.dmp

Filesize
48KB

Download
memory/1928-3-0x00000000002D0000-0x00000000002E0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads