snakekeylogger | 89c4d34808b79effab30b96880fabab56c4d53bfc77d51a1ee2f389340a5e4c3

General

Target

Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
Size

826KB
MD5

a25ba7095b79a87bedb01b874045470a
SHA1

4ccf21195e4242b9c35675ace7f27122eb88883f
SHA256

89c4d34808b79effab30b96880fabab56c4d53bfc77d51a1ee2f389340a5e4c3
SHA512

fc6ac7199da4c5986f31fb623fb6138aee4f9c3fbdf33dd9e74918a67508ae0dba3c439e5ac33f3794ed708de71a75d76a2dbb0f67c1f2bd58d102e08fff34db
SSDEEP

12288:OBa/mFiTEJ0+0OR8FCkotcyVItk4CZX0U6TWU5LDhi87dQuIAgNtNMZf5xnIKqS3:6IOXqr7dw1kEKq3ryoomBhS

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6735527834:AAH3PffzMarE3Ys8tyS4SQ0IBXrHFKmsmnQ/sendMessage?chat_id=6692536703

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/3448-10-0x0000000000400000-0x0000000000424000-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:

Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.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

21 checkip.dyndns.org

flow	ioc
21	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe

description	pid	process	target process
PID 4968 set thread context of 3448	4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exeMusterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe

pid	process
4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
3448	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
3448	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exeMusterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe

description	pid	process
Token: SeDebugPrivilege	4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
Token: SeDebugPrivilege	3448	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe

description	pid	process	target process
PID 4968 wrote to memory of 3288	4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
PID 4968 wrote to memory of 3288	4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
PID 4968 wrote to memory of 3288	4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
PID 4968 wrote to memory of 3448	4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
PID 4968 wrote to memory of 3448	4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
PID 4968 wrote to memory of 3448	4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
PID 4968 wrote to memory of 3448	4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
PID 4968 wrote to memory of 3448	4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
PID 4968 wrote to memory of 3448	4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
PID 4968 wrote to memory of 3448	4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
PID 4968 wrote to memory of 3448	4968	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe

outlook_office_path 1 IoCs

Processes:

Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe

outlook_win_path 1 IoCs

Processes:

Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe

C:\Users\Admin\AppData\Local\Temp\Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4968

C:\Users\Admin\AppData\Local\Temp\Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe"
2⤵
PID:3288

C:\Users\Admin\AppData\Local\Temp\Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3448

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3448-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3448-18-0x0000000006560000-0x0000000006722000-memory.dmp

Filesize
1.8MB

Download
memory/3448-17-0x0000000006340000-0x0000000006390000-memory.dmp

Filesize
320KB

Download
memory/3448-16-0x0000000074E70000-0x0000000075620000-memory.dmp

Filesize
7.7MB

Download
memory/3448-15-0x00000000051C0000-0x00000000051D0000-memory.dmp

Filesize
64KB

Download
memory/3448-13-0x0000000074E70000-0x0000000075620000-memory.dmp

Filesize
7.7MB

Download
memory/4968-4-0x00000000052D0000-0x00000000052E0000-memory.dmp

Filesize
64KB

Download
memory/4968-8-0x0000000005370000-0x000000000537A000-memory.dmp

Filesize
40KB

Download
memory/4968-9-0x0000000007E10000-0x0000000007E9E000-memory.dmp

Filesize
568KB

Download
memory/4968-7-0x0000000005340000-0x0000000005356000-memory.dmp

Filesize
88KB

Download
memory/4968-6-0x0000000005380000-0x000000000541C000-memory.dmp

Filesize
624KB

Download
memory/4968-5-0x0000000005070000-0x000000000507A000-memory.dmp

Filesize
40KB

Download
memory/4968-14-0x0000000074E70000-0x0000000075620000-memory.dmp

Filesize
7.7MB

Download
memory/4968-1-0x0000000074E70000-0x0000000075620000-memory.dmp

Filesize
7.7MB

Download
memory/4968-3-0x00000000050B0000-0x0000000005142000-memory.dmp

Filesize
584KB

Download
memory/4968-2-0x0000000005660000-0x0000000005C04000-memory.dmp

Filesize
5.6MB

Download
memory/4968-0-0x00000000006E0000-0x00000000007B4000-memory.dmp

Filesize
848KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads