Analysis

  • max time kernel
    32s
  • max time network
    119s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    26-07-2021 14:03

General

  • Target

    69b49f1c3bb34ab930887347b0b11c75.exe

  • Size

    688KB

  • MD5

    69b49f1c3bb34ab930887347b0b11c75

  • SHA1

    952cdae8ca7ad1c657911c30428813fe2651a2f3

  • SHA256

    229da6f40dd9016d9fac16df6b8ed0ee108167263d2dc1fafe49bcc2593bf571

  • SHA512

    f76ecfab71ebc6f517c786e8aa662af6ebbd059b2ee89a12e1f613f22c9f077b5c73e4cafe21f5e90597cdd8f0583f4363f6ec960c950e5317722d44cf1a1ec6

Malware Config

Extracted

Family

redline

Botnet

MIX 26.07

C2

185.215.113.17:18597

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine Payload 2 IoCs
  • suricata: ET MALWARE AutoHotkey Downloader Checkin via IPLogger
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\69b49f1c3bb34ab930887347b0b11c75.exe
    "C:\Users\Admin\AppData\Local\Temp\69b49f1c3bb34ab930887347b0b11c75.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:3728
    • C:\Users\Admin\AppData\Roaming\dahgarq\apineshpp.exe
      apineshpp.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:216

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\dahgarq\apineshpp.exe
    MD5

    2828e87a24cde9ffa4d318a0a98fab8b

    SHA1

    b8e22b39aebeb2724ce7f8d2edcfcdbe07bbf908

    SHA256

    b30c723982534b09ac7736e33151c7093403b96e8cbc0c9aa58bd7cfcb6a7e32

    SHA512

    d8cd026bbb4f218f8d3d44a139cf36e8052120980a7bae2e9ffbd0a24697de658d19889c9335f0aae812a0af75c993c7e2456e7a3efd8fb0cd77e392f2e3ecf1

  • C:\Users\Admin\AppData\Roaming\dahgarq\apineshpp.exe
    MD5

    2828e87a24cde9ffa4d318a0a98fab8b

    SHA1

    b8e22b39aebeb2724ce7f8d2edcfcdbe07bbf908

    SHA256

    b30c723982534b09ac7736e33151c7093403b96e8cbc0c9aa58bd7cfcb6a7e32

    SHA512

    d8cd026bbb4f218f8d3d44a139cf36e8052120980a7bae2e9ffbd0a24697de658d19889c9335f0aae812a0af75c993c7e2456e7a3efd8fb0cd77e392f2e3ecf1

  • memory/216-126-0x0000000004AE0000-0x0000000004AFA000-memory.dmp
    Filesize

    104KB

  • memory/216-138-0x0000000007110000-0x0000000007111000-memory.dmp
    Filesize

    4KB

  • memory/216-127-0x0000000005180000-0x0000000005181000-memory.dmp
    Filesize

    4KB

  • memory/216-120-0x0000000000400000-0x000000000047D000-memory.dmp
    Filesize

    500KB

  • memory/216-119-0x00000000005D0000-0x000000000071A000-memory.dmp
    Filesize

    1.3MB

  • memory/216-121-0x00000000021A0000-0x00000000021BB000-memory.dmp
    Filesize

    108KB

  • memory/216-123-0x0000000004C73000-0x0000000004C74000-memory.dmp
    Filesize

    4KB

  • memory/216-122-0x0000000004C70000-0x0000000004C71000-memory.dmp
    Filesize

    4KB

  • memory/216-124-0x0000000004C72000-0x0000000004C73000-memory.dmp
    Filesize

    4KB

  • memory/216-128-0x0000000004BA0000-0x0000000004BA1000-memory.dmp
    Filesize

    4KB

  • memory/216-137-0x00000000070A0000-0x00000000070A1000-memory.dmp
    Filesize

    4KB

  • memory/216-116-0x0000000000000000-mapping.dmp
  • memory/216-125-0x0000000004C80000-0x0000000004C81000-memory.dmp
    Filesize

    4KB

  • memory/216-129-0x0000000004BC0000-0x0000000004BC1000-memory.dmp
    Filesize

    4KB

  • memory/216-130-0x0000000004C20000-0x0000000004C21000-memory.dmp
    Filesize

    4KB

  • memory/216-131-0x0000000004C74000-0x0000000004C76000-memory.dmp
    Filesize

    8KB

  • memory/216-132-0x00000000058D0000-0x00000000058D1000-memory.dmp
    Filesize

    4KB

  • memory/216-133-0x00000000065B0000-0x00000000065B1000-memory.dmp
    Filesize

    4KB

  • memory/216-134-0x0000000006780000-0x0000000006781000-memory.dmp
    Filesize

    4KB

  • memory/216-135-0x0000000006DB0000-0x0000000006DB1000-memory.dmp
    Filesize

    4KB

  • memory/216-136-0x0000000006F00000-0x0000000006F01000-memory.dmp
    Filesize

    4KB

  • memory/3728-115-0x0000000000400000-0x00000000004D4000-memory.dmp
    Filesize

    848KB

  • memory/3728-114-0x0000000002310000-0x00000000023DC000-memory.dmp
    Filesize

    816KB