snakekeylogger | 4004dee4dd9f342596495d060e726a3c9d95829ce7b29d90424f784e33c9299f

General

Target

Shipping details2023875-PDF.exe
Size

367KB
MD5

0418579cab50e417f1ae9a29da073c03
SHA1

6a5c928ea373e31b8777b9e7285c2bf52572b997
SHA256

4004dee4dd9f342596495d060e726a3c9d95829ce7b29d90424f784e33c9299f
SHA512

4a1fbbdc88698ca140172d58b31489df5083a9dc1935a3a794ac72f13c1abb9b420128319c391dfdba7021681e9b0ab21cfff3e4d5efcfc21e00df4d11a08cd1
SSDEEP

6144:yAY8QgjLhyvPZQB0isNjGgbMmN8dgsg32Kvnz0PnjDvJxuL:BbFifLudg9rv0nbuL

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.alualuminium.com.my
Port:
587
Username:
[email protected]
Password:
U8G4S13#8Zk$
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3956-8-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral2/memory/3956-17-0x0000000005090000-0x00000000050A0000-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:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.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

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

Processes:

Shipping details2023875-PDF.exe

description pid process target process

PID 2608 set thread context of 3956 2608 Shipping details2023875-PDF.exe RegAsm.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

3956 RegAsm.exe
3956 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 3956 RegAsm.exe

flow	ioc
32	checkip.dyndns.org

description	pid	process	target process
PID 2608 set thread context of 3956	2608	Shipping details2023875-PDF.exe	RegAsm.exe

pid	process
3956	RegAsm.exe
3956	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	3956	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Shipping details2023875-PDF.exe

description	pid	process	target process
PID 2608 wrote to memory of 3956	2608	Shipping details2023875-PDF.exe	RegAsm.exe
PID 2608 wrote to memory of 3956	2608	Shipping details2023875-PDF.exe	RegAsm.exe
PID 2608 wrote to memory of 3956	2608	Shipping details2023875-PDF.exe	RegAsm.exe
PID 2608 wrote to memory of 3956	2608	Shipping details2023875-PDF.exe	RegAsm.exe
PID 2608 wrote to memory of 3956	2608	Shipping details2023875-PDF.exe	RegAsm.exe
PID 2608 wrote to memory of 3956	2608	Shipping details2023875-PDF.exe	RegAsm.exe
PID 2608 wrote to memory of 3956	2608	Shipping details2023875-PDF.exe	RegAsm.exe
PID 2608 wrote to memory of 3956	2608	Shipping details2023875-PDF.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\Shipping details2023875-PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Shipping details2023875-PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2608

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3956

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

Replay Monitor

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Downloads

memory/2608-10-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download
memory/2608-1-0x0000000000F20000-0x0000000000F82000-memory.dmp

Filesize
392KB

Download
memory/2608-2-0x0000000005FB0000-0x0000000006554000-memory.dmp

Filesize
5.6MB

Download
memory/2608-3-0x0000000005A00000-0x0000000005A92000-memory.dmp

Filesize
584KB

Download
memory/2608-4-0x0000000005960000-0x00000000059B4000-memory.dmp

Filesize
336KB

Download
memory/2608-5-0x0000000005C50000-0x0000000005C60000-memory.dmp

Filesize
64KB

Download
memory/2608-6-0x0000000005B40000-0x0000000005BDC000-memory.dmp

Filesize
624KB

Download
memory/2608-7-0x0000000005AA0000-0x0000000005AAA000-memory.dmp

Filesize
40KB

Download
memory/2608-0-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download
memory/3956-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3956-11-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/3956-12-0x0000000005090000-0x00000000050A0000-memory.dmp

Filesize
64KB

Download
memory/3956-13-0x0000000005DC0000-0x0000000005E10000-memory.dmp

Filesize
320KB

Download
memory/3956-14-0x0000000005FE0000-0x00000000061A2000-memory.dmp

Filesize
1.8MB

Download
memory/3956-15-0x0000000005E40000-0x0000000005E4A000-memory.dmp

Filesize
40KB

Download
memory/3956-16-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/3956-17-0x0000000005090000-0x00000000050A0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads