Resubmissions

27-10-2021 14:44

211027-r4madafbg6 10

27-10-2021 14:28

211027-rs7f6sfah4 10

Analysis

  • max time kernel
    110s
  • max time network
    1565s
  • submitted
    01-01-1970 00:00

General

  • Target

    setup_installer/Wed0901eb1dae126e32.exe

Malware Config

Extracted

Family

redline

Botnet

chris

C2

194.104.136.5:46013

Signatures

  • RedLine

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

  • RedLine Payload 3 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 use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup_installer\Wed0901eb1dae126e32.exe
    "C:\Users\Admin\AppData\Local\Temp\setup_installer\Wed0901eb1dae126e32.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2804
    • C:\Users\Admin\AppData\Local\Temp\setup_installer\Wed0901eb1dae126e32.exe
      C:\Users\Admin\AppData\Local\Temp\setup_installer\Wed0901eb1dae126e32.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3468

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\Wed0901eb1dae126e32.exe.log
    MD5

    41fbed686f5700fc29aaccf83e8ba7fd

    SHA1

    5271bc29538f11e42a3b600c8dc727186e912456

    SHA256

    df4e9d012687cdabd15e86bf37be15d6c822e1f50dde530a02468f0006586437

    SHA512

    234b2235c1ced25810a4121c5eabcbf9f269e82c126a1adc363ee34478173f8b462e90eb53f5f11533641663350b90ec1e2360fd805b10c041fab12f4da7a034

  • memory/2804-115-0x00000000004B0000-0x00000000004B1000-memory.dmp
    Filesize

    4KB

  • memory/2804-117-0x0000000004D30000-0x0000000004D31000-memory.dmp
    Filesize

    4KB

  • memory/2804-118-0x0000000002830000-0x0000000002831000-memory.dmp
    Filesize

    4KB

  • memory/2804-119-0x0000000004F70000-0x0000000004F71000-memory.dmp
    Filesize

    4KB

  • memory/2804-120-0x0000000005480000-0x0000000005481000-memory.dmp
    Filesize

    4KB

  • memory/3468-126-0x0000000005250000-0x0000000005251000-memory.dmp
    Filesize

    4KB

  • memory/3468-125-0x00000000057F0000-0x00000000057F1000-memory.dmp
    Filesize

    4KB

  • memory/3468-121-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/3468-127-0x0000000005380000-0x0000000005381000-memory.dmp
    Filesize

    4KB

  • memory/3468-128-0x00000000051E0000-0x00000000057E6000-memory.dmp
    Filesize

    6.0MB

  • memory/3468-129-0x00000000052B0000-0x00000000052B1000-memory.dmp
    Filesize

    4KB

  • memory/3468-130-0x00000000052F0000-0x00000000052F1000-memory.dmp
    Filesize

    4KB

  • memory/3468-131-0x0000000005610000-0x0000000005611000-memory.dmp
    Filesize

    4KB

  • memory/3468-133-0x00000000061B0000-0x00000000061B1000-memory.dmp
    Filesize

    4KB

  • memory/3468-136-0x0000000006E20000-0x0000000006E21000-memory.dmp
    Filesize

    4KB

  • memory/3468-137-0x0000000007520000-0x0000000007521000-memory.dmp
    Filesize

    4KB

  • memory/3468-122-0x0000000000418D32-mapping.dmp