redline | 4a1a8fa3ff7b0bf9c376592e6335c82e99536853c0d274bce1a8443335a2cdde

General

Target

ORDER102718.exe
Size

894KB
MD5

3fb2019f03cd1972350406aa10e89961
SHA1

c68d0d75e6b80c9bfc5208d2f0abe6cfdfa5257f
SHA256

4a1a8fa3ff7b0bf9c376592e6335c82e99536853c0d274bce1a8443335a2cdde
SHA512

869b9e81ad75e237515cee44d7aa73af32e0119c498a309c3ef541f6bc694384e82694bc6234776dfa564c1f1159c9ba2044f554e0edb9cf0ce83a2eeb9d996e
SSDEEP

12288:Cw0d2qj8Jz2q6InYwN4ZCM5WdK/ypQU46cyL+l:ZAdj8JKg6C+Wd4qp46cyI

Score

10^/10

redline snakekeylogger collection infostealer keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

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

Signatures

Detects Redline Stealer samples 1 IoCs

This rule detects the presence of Redline Stealer samples based on their unique strings.

stealer

resource	yara_rule
behavioral2/memory/3656-146-0x0000000006390000-0x0000000006552000-memory.dmp	redline_stealer

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3656-141-0x0000000000400000-0x0000000000426000-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-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ORDER102718.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ORDER102718.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ORDER102718.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
43	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4688 set thread context of 3656	4688	ORDER102718.exe	82

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3656	ORDER102718.exe
3656	ORDER102718.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3656	ORDER102718.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4688 wrote to memory of 3656	4688	ORDER102718.exe	82
PID 4688 wrote to memory of 3656	4688	ORDER102718.exe	82
PID 4688 wrote to memory of 3656	4688	ORDER102718.exe	82
PID 4688 wrote to memory of 3656	4688	ORDER102718.exe	82
PID 4688 wrote to memory of 3656	4688	ORDER102718.exe	82
PID 4688 wrote to memory of 3656	4688	ORDER102718.exe	82
PID 4688 wrote to memory of 3656	4688	ORDER102718.exe	82
PID 4688 wrote to memory of 3656	4688	ORDER102718.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ORDER102718.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ORDER102718.exe

C:\Users\Admin\AppData\Local\Temp\ORDER102718.exe
"C:\Users\Admin\AppData\Local\Temp\ORDER102718.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4688
- C:\Users\Admin\AppData\Local\Temp\ORDER102718.exe
  "C:\Users\Admin\AppData\Local\Temp\ORDER102718.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3656

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\ORDER102718.exe.log

Filesize
1KB

MD5
36049bae97bba745c793444373453cb0

SHA1
eb6e9a822944e8e207abba1a5e53f0183a1684f1

SHA256
839fa1f9725719938ffa24533587b168bae2768f23ac09dccb3ad4ab8ae6abcd

SHA512
a6584b7b435afeffb6becfbed82517087030eb23534fa50deecd02330bf36d633ba22e979e36b9c27e35885f9cc1cc9481dadc53cc265be61391e11a7c2c7cdb

Download Submit
memory/3656-141-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3656-147-0x0000000006300000-0x000000000630A000-memory.dmp

Filesize
40KB

Download
memory/3656-146-0x0000000006390000-0x0000000006552000-memory.dmp

Filesize
1.8MB

Download
memory/3656-145-0x00000000053E0000-0x00000000053F0000-memory.dmp

Filesize
64KB

Download
memory/3656-144-0x00000000053E0000-0x00000000053F0000-memory.dmp

Filesize
64KB

Download
memory/4688-136-0x00000000050F0000-0x0000000005182000-memory.dmp

Filesize
584KB

Download
memory/4688-140-0x0000000005020000-0x0000000005030000-memory.dmp

Filesize
64KB

Download
memory/4688-139-0x00000000069D0000-0x0000000006A6C000-memory.dmp

Filesize
624KB

Download
memory/4688-138-0x0000000005020000-0x0000000005030000-memory.dmp

Filesize
64KB

Download
memory/4688-137-0x0000000005020000-0x0000000005030000-memory.dmp

Filesize
64KB

Download
memory/4688-133-0x00000000004C0000-0x00000000005A6000-memory.dmp

Filesize
920KB

Download
memory/4688-135-0x0000000005020000-0x0000000005030000-memory.dmp

Filesize
64KB

Download
memory/4688-134-0x00000000055E0000-0x0000000005B84000-memory.dmp

Filesize
5.6MB

Download

Analysis

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