snakekeylogger | 4c743eaedbc97613e8759c49e069f872bc786187cb2975a9564ab0aec2cd2205

General

Target

PO#4500373371.exe
Size

1.2MB
MD5

bf6a7dc3802e1021b909bf75128ce4d5
SHA1

23ab4bc2684f1bd382ec648b4c0e86ce781f4c6c
SHA256

4c743eaedbc97613e8759c49e069f872bc786187cb2975a9564ab0aec2cd2205
SHA512

ae1559235888edc63227c6a0b0bd1306b23da5e18d79082c63b3cd2cc4366b36b0ca549282ec9df2c671b03524563873870f86d85c347999275dfa14261b8e3c
SSDEEP

12288:Vr4bOPr1Ytui7JztmJ/Q5foZqgZMwR1urkwOBq6WT8dWpedJRg1K4HTN:R4MedtoUAzHR10MBqrT86eL

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5587666659:AAG8NrrXJQs__dhk8nLJBFOspz2my8OVpX0/sendMessage?chat_id=5569775004

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/3636-139-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

PO#4500373371.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#4500373371.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#4500373371.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#4500373371.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

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

Processes:

PO#4500373371.exe

description pid process target process

PID 1044 set thread context of 3636 1044 PO#4500373371.exe PO#4500373371.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

PO#4500373371.exe

pid process

3636 PO#4500373371.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

PO#4500373371.exe

description pid process

Token: SeDebugPrivilege 3636 PO#4500373371.exe

flow	ioc
57	checkip.dyndns.org

description	pid	process	target process
PID 1044 set thread context of 3636	1044	PO#4500373371.exe	PO#4500373371.exe

pid	process
3636	PO#4500373371.exe

description	pid	process
Token: SeDebugPrivilege	3636	PO#4500373371.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

PO#4500373371.exe

description	pid	process	target process
PID 1044 wrote to memory of 3636	1044	PO#4500373371.exe	PO#4500373371.exe
PID 1044 wrote to memory of 3636	1044	PO#4500373371.exe	PO#4500373371.exe
PID 1044 wrote to memory of 3636	1044	PO#4500373371.exe	PO#4500373371.exe
PID 1044 wrote to memory of 3636	1044	PO#4500373371.exe	PO#4500373371.exe
PID 1044 wrote to memory of 3636	1044	PO#4500373371.exe	PO#4500373371.exe
PID 1044 wrote to memory of 3636	1044	PO#4500373371.exe	PO#4500373371.exe
PID 1044 wrote to memory of 3636	1044	PO#4500373371.exe	PO#4500373371.exe
PID 1044 wrote to memory of 3636	1044	PO#4500373371.exe	PO#4500373371.exe

outlook_office_path 1 IoCs

Processes:

PO#4500373371.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#4500373371.exe

outlook_win_path 1 IoCs

Processes:

PO#4500373371.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#4500373371.exe

C:\Users\Admin\AppData\Local\Temp\PO#4500373371.exe
"C:\Users\Admin\AppData\Local\Temp\PO#4500373371.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1044

C:\Users\Admin\AppData\Local\Temp\PO#4500373371.exe
"C:\Users\Admin\AppData\Local\Temp\PO#4500373371.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3636

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO#4500373371.exe.log
Filesize
1KB

MD5
e08f822522c617a40840c62e4b0fb45e

SHA1
ae516dca4da5234be6676d3f234c19ec55725be7

SHA256
bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

SHA512
894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

Download Submit
memory/1044-132-0x00000000009F0000-0x0000000000B1C000-memory.dmp

Filesize
1.2MB

Download
memory/1044-133-0x0000000005AF0000-0x0000000006094000-memory.dmp

Filesize
5.6MB

Download
memory/1044-134-0x0000000005540000-0x00000000055D2000-memory.dmp

Filesize
584KB

Download
memory/1044-135-0x0000000005490000-0x000000000549A000-memory.dmp

Filesize
40KB

Download
memory/1044-136-0x00000000088E0000-0x000000000897C000-memory.dmp

Filesize
624KB

Download
memory/1044-137-0x00000000012F0000-0x0000000001356000-memory.dmp

Filesize
408KB

Download
memory/3636-138-0x0000000000000000-mapping.dmp

Download
memory/3636-139-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3636-141-0x00000000067A0000-0x0000000006962000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads