Analysis

  • max time kernel
    30s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    11-06-2021 03:02

General

  • Target

    1720e03faab70e324d64b586f3ddbdb1a48169dd54d3e.exe

  • Size

    511KB

  • MD5

    96a080077a6319802dd94b15455b47b4

  • SHA1

    309cc538e4c5f8adabb427d575208187c3b99c17

  • SHA256

    1720e03faab70e324d64b586f3ddbdb1a48169dd54d3e477c4a73a7e6d27ce97

  • SHA512

    3b96db6eb22c1c60a5dfa2457350c99a313d5784b50816f71d799a51c26c9bb40e4b9d9aeb3486b882d1687aab70d6730d703f2397798b8c3331e9c14dcf1aa0

Malware Config

Extracted

Family

redline

Botnet

aboba

C2

45.14.14.238:39944

Signatures

  • RedLine

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

  • RedLine Payload 2 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\1720e03faab70e324d64b586f3ddbdb1a48169dd54d3e.exe
    "C:\Users\Admin\AppData\Local\Temp\1720e03faab70e324d64b586f3ddbdb1a48169dd54d3e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3916
    • C:\Users\Admin\AppData\Local\Temp\1720e03faab70e324d64b586f3ddbdb1a48169dd54d3e.exe
      C:\Users\Admin\AppData\Local\Temp\1720e03faab70e324d64b586f3ddbdb1a48169dd54d3e.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2500

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\1720e03faab70e324d64b586f3ddbdb1a48169dd54d3e.exe.log
    MD5

    4a30a8132195c1aa1a62b78676b178d9

    SHA1

    506e6d99a2ba08c9d3553af30daaaa0fc46ae4be

    SHA256

    71636c227625058652c089035480b7bb3e5795f3998bc9823c401029fc844a20

    SHA512

    3272b5129525c2b8f7efb99f5a2115cf2572480ff6938ca80e63f02c52588216f861307b9ef962ba015787cae0d5a95e74ebb5fe4b35b34f1c4f3a7deac8ce09

  • memory/2500-132-0x00000000052C0000-0x00000000052C1000-memory.dmp
    Filesize

    4KB

  • memory/2500-131-0x0000000005280000-0x0000000005281000-memory.dmp
    Filesize

    4KB

  • memory/2500-123-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2500-135-0x0000000006D90000-0x0000000006D91000-memory.dmp
    Filesize

    4KB

  • memory/2500-134-0x0000000006690000-0x0000000006691000-memory.dmp
    Filesize

    4KB

  • memory/2500-133-0x0000000005530000-0x0000000005531000-memory.dmp
    Filesize

    4KB

  • memory/2500-130-0x0000000005410000-0x0000000005411000-memory.dmp
    Filesize

    4KB

  • memory/2500-124-0x0000000000417D7E-mapping.dmp
  • memory/2500-128-0x0000000005A30000-0x0000000005A31000-memory.dmp
    Filesize

    4KB

  • memory/2500-136-0x0000000006910000-0x0000000006911000-memory.dmp
    Filesize

    4KB

  • memory/2500-129-0x0000000002CB0000-0x0000000002CB1000-memory.dmp
    Filesize

    4KB

  • memory/3916-118-0x0000000005610000-0x0000000005611000-memory.dmp
    Filesize

    4KB

  • memory/3916-122-0x00000000057F0000-0x00000000057F9000-memory.dmp
    Filesize

    36KB

  • memory/3916-117-0x0000000005560000-0x0000000005561000-memory.dmp
    Filesize

    4KB

  • memory/3916-114-0x0000000000C70000-0x0000000000C71000-memory.dmp
    Filesize

    4KB

  • memory/3916-121-0x0000000005890000-0x0000000005891000-memory.dmp
    Filesize

    4KB

  • memory/3916-120-0x0000000005810000-0x0000000005811000-memory.dmp
    Filesize

    4KB

  • memory/3916-119-0x0000000002F60000-0x0000000002FF2000-memory.dmp
    Filesize

    584KB

  • memory/3916-116-0x0000000005A60000-0x0000000005A61000-memory.dmp
    Filesize

    4KB