Analysis

  • max time kernel
    70s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-08-2022 06:04

General

  • Target

    3c44b40707d329a8065b016f7c887390.exe

  • Size

    441KB

  • MD5

    3c44b40707d329a8065b016f7c887390

  • SHA1

    eb6b8c0d8651ebd1de458ebc9d78386f724f0049

  • SHA256

    092940abfee3a8515d2b903bf680a54d539c2562d5cc83f1a9c70df4466c3c43

  • SHA512

    a40dcedab029701bd6db398081a48fba2ec298d353658c956285df202d7e997ab5e7a30e006cb3d45a58938f6745a30dfc242d3b0495ce3c582106ebb16d2174

Malware Config

Extracted

Family

redline

Botnet

top1

C2

pemararslava.xyz:80

Attributes
  • auth_value

    e3ff30d1ffe0ffdb11211b351a0179a1

Signatures

  • RedLine

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

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3c44b40707d329a8065b016f7c887390.exe
    "C:\Users\Admin\AppData\Local\Temp\3c44b40707d329a8065b016f7c887390.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3476
    • C:\Users\Admin\AppData\Local\Temp\3c44b40707d329a8065b016f7c887390.exe
      "C:\Users\Admin\AppData\Local\Temp\3c44b40707d329a8065b016f7c887390.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:676

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\3c44b40707d329a8065b016f7c887390.exe.log
    Filesize

    42B

    MD5

    84cfdb4b995b1dbf543b26b86c863adc

    SHA1

    d2f47764908bf30036cf8248b9ff5541e2711fa2

    SHA256

    d8988d672d6915b46946b28c06ad8066c50041f6152a91d37ffa5cf129cc146b

    SHA512

    485f0ed45e13f00a93762cbf15b4b8f996553baa021152fae5aba051e3736bcd3ca8f4328f0e6d9e3e1f910c96c4a9ae055331123ee08e3c2ce3a99ac2e177ce

  • memory/676-138-0x00000000051B0000-0x00000000052BA000-memory.dmp
    Filesize

    1.0MB

  • memory/676-140-0x0000000006BB0000-0x0000000007154000-memory.dmp
    Filesize

    5.6MB

  • memory/676-133-0x0000000000000000-mapping.dmp
  • memory/676-136-0x0000000005640000-0x0000000005C58000-memory.dmp
    Filesize

    6.1MB

  • memory/676-137-0x0000000005080000-0x0000000005092000-memory.dmp
    Filesize

    72KB

  • memory/676-146-0x0000000007D00000-0x000000000822C000-memory.dmp
    Filesize

    5.2MB

  • memory/676-139-0x00000000050E0000-0x000000000511C000-memory.dmp
    Filesize

    240KB

  • memory/676-134-0x0000000000960000-0x000000000097E000-memory.dmp
    Filesize

    120KB

  • memory/676-141-0x00000000066E0000-0x0000000006772000-memory.dmp
    Filesize

    584KB

  • memory/676-142-0x0000000006780000-0x00000000067F6000-memory.dmp
    Filesize

    472KB

  • memory/676-143-0x00000000068A0000-0x00000000068BE000-memory.dmp
    Filesize

    120KB

  • memory/676-144-0x0000000007160000-0x00000000071C6000-memory.dmp
    Filesize

    408KB

  • memory/676-145-0x0000000007600000-0x00000000077C2000-memory.dmp
    Filesize

    1.8MB

  • memory/3476-132-0x00000000009D0000-0x0000000000A58000-memory.dmp
    Filesize

    544KB