Analysis

  • max time kernel
    54s
  • max time network
    146s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    23-03-2023 23:23

General

  • Target

    a3788fb4d6fed9a49e21fa16afeb642ac9a3985583b82da9f32f9bb042f2de09.exe

  • Size

    546KB

  • MD5

    5e9635c2a88aa07b95eb93ac1c6479b5

  • SHA1

    d3bc6d217df29729830db0bf1a8555d98499bf30

  • SHA256

    a3788fb4d6fed9a49e21fa16afeb642ac9a3985583b82da9f32f9bb042f2de09

  • SHA512

    ff9ca5f3814c703e582f4f8a2c12eedbbd0b0d189e9f61e78143e79083218de88f7b45fb1a63c6a4aab44c3b35c576f383273060ebf5501cbf029bd7473c2506

  • SSDEEP

    12288:jMrYy90p+u/2RoETRo0GHptBmA2TS1nJr3mkT:Dy47/2eEuDJtBuG1nJWkT

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 5 IoCs
  • RedLine

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

  • RedLine payload 35 IoCs
  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a3788fb4d6fed9a49e21fa16afeb642ac9a3985583b82da9f32f9bb042f2de09.exe
    "C:\Users\Admin\AppData\Local\Temp\a3788fb4d6fed9a49e21fa16afeb642ac9a3985583b82da9f32f9bb042f2de09.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:996
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2888.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2888.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4100
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0857.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0857.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3532
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1672.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1672.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4504
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si630095.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si630095.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2160

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

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\Temp\IXP000.TMP\si630095.exe
    Filesize

    175KB

    MD5

    41707338e1e2d868aa699ac0dd2e77b0

    SHA1

    36e0dfba09f9fb409faf0f9a99217d0d0c524b82

    SHA256

    8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

    SHA512

    80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si630095.exe
    Filesize

    175KB

    MD5

    41707338e1e2d868aa699ac0dd2e77b0

    SHA1

    36e0dfba09f9fb409faf0f9a99217d0d0c524b82

    SHA256

    8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

    SHA512

    80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2888.exe
    Filesize

    404KB

    MD5

    2af092430e27f3bad63bf3a711b8566b

    SHA1

    0fc65b0b8ac78c2b945a51ded1a6c331dfcb70ee

    SHA256

    d9339deb5b62b6fa000add86033dad6e2f2d1f9e2fa1ccef540c3e0ea2db34b7

    SHA512

    2ec90189202f7149dc39bb232df9a6a1363e3c729a6a953e97ee33f0c2cb2bf242f83b99e0099bb6d44757f30b440fb9431ac3c3de9cfb3a88115ceb06e4e959

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2888.exe
    Filesize

    404KB

    MD5

    2af092430e27f3bad63bf3a711b8566b

    SHA1

    0fc65b0b8ac78c2b945a51ded1a6c331dfcb70ee

    SHA256

    d9339deb5b62b6fa000add86033dad6e2f2d1f9e2fa1ccef540c3e0ea2db34b7

    SHA512

    2ec90189202f7149dc39bb232df9a6a1363e3c729a6a953e97ee33f0c2cb2bf242f83b99e0099bb6d44757f30b440fb9431ac3c3de9cfb3a88115ceb06e4e959

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0857.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0857.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1672.exe
    Filesize

    358KB

    MD5

    e6bd643ce5b5c80ad750af640b399ed2

    SHA1

    abd1c93b6553bd8eec74801121d44bb86c103cd8

    SHA256

    3681f679c49307e49b5d92f9459b7b6a7877b2e53434ef7d22d0129066c5c90c

    SHA512

    3c9e7ef47e8013b9294ed1546e3b611ad0323b2418a9dda6f2e74a1078a70d056ca77d1e19065bf657d9955f43fb186a6a81a6d12cb22adfd9c370f6335449fb

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1672.exe
    Filesize

    358KB

    MD5

    e6bd643ce5b5c80ad750af640b399ed2

    SHA1

    abd1c93b6553bd8eec74801121d44bb86c103cd8

    SHA256

    3681f679c49307e49b5d92f9459b7b6a7877b2e53434ef7d22d0129066c5c90c

    SHA512

    3c9e7ef47e8013b9294ed1546e3b611ad0323b2418a9dda6f2e74a1078a70d056ca77d1e19065bf657d9955f43fb186a6a81a6d12cb22adfd9c370f6335449fb

  • memory/2160-1071-0x00000000000E0000-0x0000000000112000-memory.dmp
    Filesize

    200KB

  • memory/2160-1072-0x0000000004B20000-0x0000000004B6B000-memory.dmp
    Filesize

    300KB

  • memory/2160-1073-0x0000000004C60000-0x0000000004C70000-memory.dmp
    Filesize

    64KB

  • memory/3532-134-0x00000000004E0000-0x00000000004EA000-memory.dmp
    Filesize

    40KB

  • memory/4504-174-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-186-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-143-0x0000000000830000-0x000000000087B000-memory.dmp
    Filesize

    300KB

  • memory/4504-144-0x0000000004DD0000-0x0000000004DE0000-memory.dmp
    Filesize

    64KB

  • memory/4504-145-0x0000000004DD0000-0x0000000004DE0000-memory.dmp
    Filesize

    64KB

  • memory/4504-146-0x0000000004DD0000-0x0000000004DE0000-memory.dmp
    Filesize

    64KB

  • memory/4504-147-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-148-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-150-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-152-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-154-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-158-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-156-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-160-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-162-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-164-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-166-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-168-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-170-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-172-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-141-0x0000000004DE0000-0x00000000052DE000-memory.dmp
    Filesize

    5.0MB

  • memory/4504-176-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-178-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-180-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-182-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-142-0x0000000004CB0000-0x0000000004CF4000-memory.dmp
    Filesize

    272KB

  • memory/4504-188-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-184-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-190-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-192-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-194-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-196-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-198-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-200-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-202-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-204-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-206-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-208-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-210-0x0000000004CB0000-0x0000000004CEE000-memory.dmp
    Filesize

    248KB

  • memory/4504-1053-0x00000000053E0000-0x00000000059E6000-memory.dmp
    Filesize

    6.0MB

  • memory/4504-1054-0x0000000005A00000-0x0000000005B0A000-memory.dmp
    Filesize

    1.0MB

  • memory/4504-1055-0x0000000005B40000-0x0000000005B52000-memory.dmp
    Filesize

    72KB

  • memory/4504-1056-0x0000000005B60000-0x0000000005B9E000-memory.dmp
    Filesize

    248KB

  • memory/4504-1057-0x0000000005CB0000-0x0000000005CFB000-memory.dmp
    Filesize

    300KB

  • memory/4504-1058-0x0000000005E40000-0x0000000005EA6000-memory.dmp
    Filesize

    408KB

  • memory/4504-1060-0x0000000006500000-0x0000000006592000-memory.dmp
    Filesize

    584KB

  • memory/4504-1061-0x00000000066D0000-0x0000000006746000-memory.dmp
    Filesize

    472KB

  • memory/4504-140-0x0000000004C30000-0x0000000004C76000-memory.dmp
    Filesize

    280KB

  • memory/4504-1062-0x0000000006750000-0x00000000067A0000-memory.dmp
    Filesize

    320KB

  • memory/4504-1063-0x0000000004DD0000-0x0000000004DE0000-memory.dmp
    Filesize

    64KB

  • memory/4504-1064-0x0000000006920000-0x0000000006AE2000-memory.dmp
    Filesize

    1.8MB

  • memory/4504-1065-0x0000000006AF0000-0x000000000701C000-memory.dmp
    Filesize

    5.2MB