snakekeylogger | 52fce8689a2666e8198496ac8539db6ee185fc978ddd10d03ae86638ffb90c80

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
28-06-2024 01:22

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General

Target

PRODUCTS LIST.pdf.exe
Size

541KB
MD5

32c4e05aa7f5a3db58952fc06a00431d
SHA1

db05864bb7349e3e4cb35d51a03c7110d049fa8f
SHA256

a745afdd5cb81567de1560ead34145f713b7894058aa2097d755bf5d09b9d34f
SHA512

88880e24e35ca74001b9e20599c8bab3f11f37b200d14517a2a985adbc0f20247538c5d2646d2f6bdaac4d72fbb35f36e38ea5386c323d4b0881ddd7b4c52f3f
SSDEEP

12288:l99glhxbCawPRlsp8UQnF6mYlBNS61kf4mQKBWQ2:lGwJH5nEtS61MnQKBWQ2

Score

10^/10

snakekeylogger collection keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.anp-aquarium.com
Port:
587
Username:
[email protected]
Password:
csl53971@
Email To:
[email protected]

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger
Snake Keylogger payload 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/3568-12-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/3568-12-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers

resource	yara_rule
behavioral2/memory/3568-12-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

resource	yara_rule
behavioral2/memory/3568-12-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1916-9-0x0000000006680000-0x0000000006690000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly
behavioral2/memory/1916-10-0x0000000006830000-0x000000000683C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/3568-12-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Detects executables with potential process hoocking 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/3568-12-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_DotNetProcHook

resource	yara_rule
behavioral2/memory/3568-12-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

resource	yara_rule
behavioral2/memory/3568-12-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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

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

Processes:

PRODUCTS LIST.pdf.exe

description pid process target process

PID 1916 set thread context of 3568 1916 PRODUCTS LIST.pdf.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

3568 RegSvcs.exe
3568 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 3568 RegSvcs.exe

flow	ioc
20	checkip.dyndns.org

description	pid	process	target process
PID 1916 set thread context of 3568	1916	PRODUCTS LIST.pdf.exe	RegSvcs.exe

pid	process
3568	RegSvcs.exe
3568	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	3568	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

PRODUCTS LIST.pdf.exe

description	pid	process	target process
PID 1916 wrote to memory of 3568	1916	PRODUCTS LIST.pdf.exe	RegSvcs.exe
PID 1916 wrote to memory of 3568	1916	PRODUCTS LIST.pdf.exe	RegSvcs.exe
PID 1916 wrote to memory of 3568	1916	PRODUCTS LIST.pdf.exe	RegSvcs.exe
PID 1916 wrote to memory of 3568	1916	PRODUCTS LIST.pdf.exe	RegSvcs.exe
PID 1916 wrote to memory of 3568	1916	PRODUCTS LIST.pdf.exe	RegSvcs.exe
PID 1916 wrote to memory of 3568	1916	PRODUCTS LIST.pdf.exe	RegSvcs.exe
PID 1916 wrote to memory of 3568	1916	PRODUCTS LIST.pdf.exe	RegSvcs.exe
PID 1916 wrote to memory of 3568	1916	PRODUCTS LIST.pdf.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\PRODUCTS LIST.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\PRODUCTS LIST.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1916

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3568

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1916-8-0x0000000006400000-0x000000000649C000-memory.dmp

Filesize
624KB

Download
memory/1916-15-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/1916-0-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

Filesize
4KB

Download
memory/1916-3-0x0000000005710000-0x00000000057A2000-memory.dmp

Filesize
584KB

Download
memory/1916-4-0x00000000058B0000-0x0000000005C04000-memory.dmp

Filesize
3.3MB

Download
memory/1916-5-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/1916-6-0x0000000005880000-0x000000000588A000-memory.dmp

Filesize
40KB

Download
memory/1916-7-0x0000000006890000-0x0000000006DBC000-memory.dmp

Filesize
5.2MB

Download
memory/1916-2-0x0000000005CC0000-0x0000000006264000-memory.dmp

Filesize
5.6MB

Download
memory/1916-1-0x0000000000C90000-0x0000000000D1E000-memory.dmp

Filesize
568KB

Download
memory/1916-11-0x0000000007990000-0x00000000079F8000-memory.dmp

Filesize
416KB

Download
memory/1916-10-0x0000000006830000-0x000000000683C000-memory.dmp

Filesize
48KB

Download
memory/1916-9-0x0000000006680000-0x0000000006690000-memory.dmp

Filesize
64KB

Download
memory/3568-19-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/3568-16-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/3568-14-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/3568-17-0x00000000064C0000-0x0000000006510000-memory.dmp

Filesize
320KB

Download
memory/3568-18-0x00000000066E0000-0x00000000068A2000-memory.dmp

Filesize
1.8MB

Download
memory/3568-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download