snakekeylogger | 40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587

General

Target

40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe
Size

807KB
MD5

421c6f53652413a316da7e7e0c7f99ad
SHA1

3c7cbca25c2d74a9df7eeda6ea76d999357dd7ad
SHA256

40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587
SHA512

7b7251e78e91c00163547fe26f14d3f4441eb10bcac369cbf913bd1c892028ac145a143072e48a8983cfe33fd125746aa9efc8da9695f9287197171c8694e201
SSDEEP

12288:6aMaSzOKy2r7SPNcZoQ1+ssLpdWTDnB75wDR+aPPyA5SnAYKEVotiBVU:5MaSSKy2/SPNw+RLpmnXwRPPyA545/

Score

10^/10

snakekeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.yulifertilizer.com.my
Port:
25
Username:
[email protected]
Password:
Ayfc931319*
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/3056-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3056-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3056-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3056-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3056-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger 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 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2112 set thread context of 3056	2112	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3056	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe
3056	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3056	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 3056	2112	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe	30
PID 2112 wrote to memory of 3056	2112	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe	30
PID 2112 wrote to memory of 3056	2112	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe	30
PID 2112 wrote to memory of 3056	2112	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe	30
PID 2112 wrote to memory of 3056	2112	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe	30
PID 2112 wrote to memory of 3056	2112	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe	30
PID 2112 wrote to memory of 3056	2112	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe	30
PID 2112 wrote to memory of 3056	2112	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe	30
PID 2112 wrote to memory of 3056	2112	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe

C:\Users\Admin\AppData\Local\Temp\40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe
"C:\Users\Admin\AppData\Local\Temp\40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Users\Admin\AppData\Local\Temp\40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe
  "C:\Users\Admin\AppData\Local\Temp\40aa4321d9c06e4d3b35fe22feabb2da29d4375f5848fc895bda33bf0eeeb587.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3056

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2112-0-0x000000007458E000-0x000000007458F000-memory.dmp

Filesize
4KB

Download
memory/2112-1-0x0000000000FF0000-0x00000000010C0000-memory.dmp

Filesize
832KB

Download
memory/2112-2-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download
memory/2112-3-0x00000000003E0000-0x0000000000436000-memory.dmp

Filesize
344KB

Download
memory/2112-4-0x0000000000500000-0x0000000000508000-memory.dmp

Filesize
32KB

Download
memory/2112-23-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download
memory/2112-22-0x000000007458E000-0x000000007458F000-memory.dmp

Filesize
4KB

Download
memory/3056-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3056-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3056-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3056-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3056-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3056-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3056-20-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download
memory/3056-21-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download
memory/3056-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3056-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3056-24-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download
memory/3056-25-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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