snakekeylogger | 5d1a0aadb2c6564ddef639c6d6f1a987ab10cb28b0ce4b519d2b025bca91e20e

General

Target

Purchase Order #TB-0008 pdf.exe
Size

931KB
MD5

36e4f762e5ee160bc9417fa24e8eef2c
SHA1

c82ba17f240172ebef646ff8f0ea5b9d8de5694b
SHA256

5d1a0aadb2c6564ddef639c6d6f1a987ab10cb28b0ce4b519d2b025bca91e20e
SHA512

ff84223ce316c9f35f9208136ced3c04db8cd748184527726203865fcd44f8bfba93fa9f4a9c9a29e9ed8c2576b7be9057ca923392138d26e2969f8272b082bb
SSDEEP

6144:IPW4vo87UKXwUKXcFdRmvct7YOjTZGNBDE56Hni27dv/SoWL8YUjjRgNI0NiRwcm:YW22bCWN/ELLUfRVxOcajzBK973Jv+d

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
I(KYqBG8
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/1180-141-0x0000000000400000-0x0000000000426000-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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order #TB-0008 pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order #TB-0008 pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order #TB-0008 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.

flow	ioc
57	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3672 set thread context of 1180	3672	Purchase Order #TB-0008 pdf.exe	103

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
3672	Purchase Order #TB-0008 pdf.exe
3672	Purchase Order #TB-0008 pdf.exe
3672	Purchase Order #TB-0008 pdf.exe
3672	Purchase Order #TB-0008 pdf.exe
1180	Purchase Order #TB-0008 pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3672	Purchase Order #TB-0008 pdf.exe
Token: SeDebugPrivilege	1180	Purchase Order #TB-0008 pdf.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3672 wrote to memory of 4104	3672	Purchase Order #TB-0008 pdf.exe	101
PID 3672 wrote to memory of 4104	3672	Purchase Order #TB-0008 pdf.exe	101
PID 3672 wrote to memory of 4104	3672	Purchase Order #TB-0008 pdf.exe	101
PID 3672 wrote to memory of 4668	3672	Purchase Order #TB-0008 pdf.exe	102
PID 3672 wrote to memory of 4668	3672	Purchase Order #TB-0008 pdf.exe	102
PID 3672 wrote to memory of 4668	3672	Purchase Order #TB-0008 pdf.exe	102
PID 3672 wrote to memory of 1180	3672	Purchase Order #TB-0008 pdf.exe	103
PID 3672 wrote to memory of 1180	3672	Purchase Order #TB-0008 pdf.exe	103
PID 3672 wrote to memory of 1180	3672	Purchase Order #TB-0008 pdf.exe	103
PID 3672 wrote to memory of 1180	3672	Purchase Order #TB-0008 pdf.exe	103
PID 3672 wrote to memory of 1180	3672	Purchase Order #TB-0008 pdf.exe	103
PID 3672 wrote to memory of 1180	3672	Purchase Order #TB-0008 pdf.exe	103
PID 3672 wrote to memory of 1180	3672	Purchase Order #TB-0008 pdf.exe	103
PID 3672 wrote to memory of 1180	3672	Purchase Order #TB-0008 pdf.exe	103

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order #TB-0008 pdf.exe

outlook_win_path 1 IoCs

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	Purchase Order #TB-0008 pdf.exe

C:\Users\Admin\AppData\Local\Temp\Purchase Order #TB-0008 pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order #TB-0008 pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3672
- C:\Users\Admin\AppData\Local\Temp\Purchase Order #TB-0008 pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Purchase Order #TB-0008 pdf.exe"
  2⤵
  PID:4104
- C:\Users\Admin\AppData\Local\Temp\Purchase Order #TB-0008 pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Purchase Order #TB-0008 pdf.exe"
  2⤵
  PID:4668
- C:\Users\Admin\AppData\Local\Temp\Purchase Order #TB-0008 pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Purchase Order #TB-0008 pdf.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1180

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Purchase Order #TB-0008 pdf.exe.log

Filesize
1KB

MD5
e08f822522c617a40840c62e4b0fb45e

SHA1
ae516dca4da5234be6676d3f234c19ec55725be7

SHA256
bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

SHA512
894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

Download Submit
memory/1180-141-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1180-143-0x0000000006540000-0x0000000006702000-memory.dmp

Filesize
1.8MB

Download
memory/3672-132-0x00000000000A0000-0x0000000000190000-memory.dmp

Filesize
960KB

Download
memory/3672-133-0x00000000051A0000-0x0000000005744000-memory.dmp

Filesize
5.6MB

Download
memory/3672-134-0x0000000004B10000-0x0000000004BA2000-memory.dmp

Filesize
584KB

Download
memory/3672-135-0x0000000004BD0000-0x0000000004BDA000-memory.dmp

Filesize
40KB

Download
memory/3672-136-0x0000000008780000-0x000000000881C000-memory.dmp

Filesize
624KB

Download
memory/3672-137-0x0000000008820000-0x0000000008886000-memory.dmp

Filesize
408KB

Download

Analysis

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