Analysis

  • max time kernel
    49s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    18-07-2021 14:11

General

  • Target

    e7159045fdcc60709a383b499babb67269dc4f5f2cfb0.exe

  • Size

    156KB

  • MD5

    707b7a4f6897dfda1902302e6302223b

  • SHA1

    0520dc9a893b80a9299172087c0a86cc6179a75e

  • SHA256

    e7159045fdcc60709a383b499babb67269dc4f5f2cfb01d21d6753555d1e41e6

  • SHA512

    3b2d8458023af7d2ed959cc05dccab4b44f211a24d9bf1e24211b47307924502e5c736a51a9aead09db00a759bd948775d512d20f78719e14662a58f069be965

Malware Config

Extracted

Family

redline

Botnet

comelekko

C2

194.233.74.11:58910

Signatures

  • RedLine

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

  • RedLine Payload 2 IoCs
  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • 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\e7159045fdcc60709a383b499babb67269dc4f5f2cfb0.exe
    "C:\Users\Admin\AppData\Local\Temp\e7159045fdcc60709a383b499babb67269dc4f5f2cfb0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3540
    • C:\Users\Admin\AppData\Local\Temp\e7159045fdcc60709a383b499babb67269dc4f5f2cfb0.exe
      C:\Users\Admin\AppData\Local\Temp\e7159045fdcc60709a383b499babb67269dc4f5f2cfb0.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:196

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\e7159045fdcc60709a383b499babb67269dc4f5f2cfb0.exe.log
    MD5

    7438b57da35c10c478469635b79e33e1

    SHA1

    5ffcbdfbfd800f67d6d9d6ee46de2eb13fcbb9a5

    SHA256

    b253c066d4a6604aaa5204b09c1edde92c410b0af351f3760891f5e56c867f70

    SHA512

    5887796f8ceb1c5ae790caff0020084df49ea8d613b78656a47dc9a569c5c86a9b16ec2ebe0d6f34c5e3001026385bb1282434cc3ffc7bda99427c154c04b45a

  • memory/196-129-0x0000000004FD0000-0x00000000055D6000-memory.dmp
    Filesize

    6.0MB

  • memory/196-131-0x00000000064D0000-0x00000000064D1000-memory.dmp
    Filesize

    4KB

  • memory/196-127-0x00000000050B0000-0x00000000050B1000-memory.dmp
    Filesize

    4KB

  • memory/196-128-0x00000000050F0000-0x00000000050F1000-memory.dmp
    Filesize

    4KB

  • memory/196-120-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/196-121-0x0000000000417E3A-mapping.dmp
  • memory/196-126-0x0000000005050000-0x0000000005051000-memory.dmp
    Filesize

    4KB

  • memory/196-125-0x00000000055E0000-0x00000000055E1000-memory.dmp
    Filesize

    4KB

  • memory/196-135-0x0000000006B10000-0x0000000006B11000-memory.dmp
    Filesize

    4KB

  • memory/196-134-0x0000000007600000-0x0000000007601000-memory.dmp
    Filesize

    4KB

  • memory/196-133-0x0000000006790000-0x0000000006791000-memory.dmp
    Filesize

    4KB

  • memory/196-132-0x0000000006BD0000-0x0000000006BD1000-memory.dmp
    Filesize

    4KB

  • memory/196-130-0x00000000053A0000-0x00000000053A1000-memory.dmp
    Filesize

    4KB

  • memory/3540-117-0x0000000005860000-0x0000000005861000-memory.dmp
    Filesize

    4KB

  • memory/3540-114-0x0000000000F60000-0x0000000000F61000-memory.dmp
    Filesize

    4KB

  • memory/3540-119-0x00000000057D0000-0x00000000057D1000-memory.dmp
    Filesize

    4KB

  • memory/3540-118-0x00000000057A0000-0x00000000057A1000-memory.dmp
    Filesize

    4KB

  • memory/3540-116-0x00000000030E0000-0x00000000030E8000-memory.dmp
    Filesize

    32KB