snakekeylogger | 7cdaec4816187a281084f9274bed4893b2d850bad9ceb7d0bdd4571fbbaa5cb7

General

Target

PO 1100112186.exe
Size

469KB
MD5

6b676e72f5850ce4aa0f3878ac4cd1c3
SHA1

674094e918afa0254f6dacce42d6a0c8dac57104
SHA256

7cdaec4816187a281084f9274bed4893b2d850bad9ceb7d0bdd4571fbbaa5cb7
SHA512

ef19530fb734e5f952f5f95f68cdf860a80d09c540a691868d007110b330bba31e5a27ac65c3b34c0764e27adb153fa6f470588e2c5323b559c3153f8ac53514
SSDEEP

6144:Fb+wCKrBMNitx22SYwhe4nhLkgypkkeCCcFsPe35bgaG/vJZsL:J+wfr6wdSYge2I8wCcL35bgaGps

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 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3976-9-0x0000000000400000-0x0000000000424000-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-1-5-21-1873812795-1433807462-1429862679-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\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

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

Processes:

PO 1100112186.exe

description pid process target process

PID 3436 set thread context of 3976 3436 PO 1100112186.exe RegAsm.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

3976 RegAsm.exe
3976 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 3976 RegAsm.exe

flow	ioc
43	checkip.dyndns.org

description	pid	process	target process
PID 3436 set thread context of 3976	3436	PO 1100112186.exe	RegAsm.exe

pid	process
3976	RegAsm.exe
3976	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	3976	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

PO 1100112186.exe

description	pid	process	target process
PID 3436 wrote to memory of 3976	3436	PO 1100112186.exe	RegAsm.exe
PID 3436 wrote to memory of 3976	3436	PO 1100112186.exe	RegAsm.exe
PID 3436 wrote to memory of 3976	3436	PO 1100112186.exe	RegAsm.exe
PID 3436 wrote to memory of 3976	3436	PO 1100112186.exe	RegAsm.exe
PID 3436 wrote to memory of 3976	3436	PO 1100112186.exe	RegAsm.exe
PID 3436 wrote to memory of 3976	3436	PO 1100112186.exe	RegAsm.exe
PID 3436 wrote to memory of 3976	3436	PO 1100112186.exe	RegAsm.exe
PID 3436 wrote to memory of 3976	3436	PO 1100112186.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\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-1-5-21-1873812795-1433807462-1429862679-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\PO 1100112186.exe
"C:\Users\Admin\AppData\Local\Temp\PO 1100112186.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3436

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:3976

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/3436-8-0x0000000005710000-0x000000000571A000-memory.dmp

Filesize
40KB

Download
memory/3436-2-0x0000000005CF0000-0x0000000006294000-memory.dmp

Filesize
5.6MB

Download
memory/3436-1-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download
memory/3436-11-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download
memory/3436-4-0x0000000005850000-0x00000000058A4000-memory.dmp

Filesize
336KB

Download
memory/3436-5-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download
memory/3436-6-0x00000000056F0000-0x0000000005700000-memory.dmp

Filesize
64KB

Download
memory/3436-7-0x0000000005BC0000-0x0000000005C5C000-memory.dmp

Filesize
624KB

Download
memory/3436-3-0x0000000005740000-0x00000000057D2000-memory.dmp

Filesize
584KB

Download
memory/3436-0-0x0000000000CF0000-0x0000000000D6A000-memory.dmp

Filesize
488KB

Download
memory/3976-18-0x0000000005EE0000-0x0000000005EEA000-memory.dmp

Filesize
40KB

Download
memory/3976-12-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download
memory/3976-13-0x0000000005180000-0x0000000005190000-memory.dmp

Filesize
64KB

Download
memory/3976-14-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download
memory/3976-15-0x0000000005180000-0x0000000005190000-memory.dmp

Filesize
64KB

Download
memory/3976-16-0x0000000005D50000-0x0000000005DA0000-memory.dmp

Filesize
320KB

Download
memory/3976-17-0x0000000006070000-0x0000000006232000-memory.dmp

Filesize
1.8MB

Download
memory/3976-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads