Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-11-2022 06:55

General

  • Target

    http://193.56.146.244/solo/mana.exe

Malware Config

Extracted

Family

redline

Botnet

boy

C2

77.73.134.241:4691

Attributes
  • auth_value

    a91fa8cc2cfaefc42a23c03faef44bd3

Signatures

  • RedLine

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

  • RedLine payload 3 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 1 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.

  • Modifies Internet Explorer Phishing Filter 1 TTPs 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" http://193.56.146.244/solo/mana.exe
    1⤵
    • Modifies Internet Explorer Phishing Filter
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1436
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1436 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2124
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\G3YCTSQY\mana.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\G3YCTSQY\mana.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1188

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

2
T1112

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\Windows\INetCache\IE\G3YCTSQY\mana.exe
    Filesize

    137KB

    MD5

    e63d74cec6926b2d04e474b889d08af4

    SHA1

    a64a888ccfb4e82ade71f1a00a7ae681d29c7bcb

    SHA256

    a9ffffff38aca59d7d2f041fbdb253ca612c7ba2d597782b2e6a59a914f49b33

    SHA512

    fd59c0a1c613611002e52a309ee4baad626df8fbbd8c0c230bcb8e6fed4a3059296ab11b88a1d25a0f54c65f730a027f876629298120f7b4c251bf6d2aaed148

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\G3YCTSQY\mana.exe.6wox173.partial
    Filesize

    137KB

    MD5

    e63d74cec6926b2d04e474b889d08af4

    SHA1

    a64a888ccfb4e82ade71f1a00a7ae681d29c7bcb

    SHA256

    a9ffffff38aca59d7d2f041fbdb253ca612c7ba2d597782b2e6a59a914f49b33

    SHA512

    fd59c0a1c613611002e52a309ee4baad626df8fbbd8c0c230bcb8e6fed4a3059296ab11b88a1d25a0f54c65f730a027f876629298120f7b4c251bf6d2aaed148

  • memory/1188-138-0x0000000004F40000-0x0000000004F52000-memory.dmp
    Filesize

    72KB

  • memory/1188-135-0x0000000000590000-0x00000000005B8000-memory.dmp
    Filesize

    160KB

  • memory/1188-136-0x0000000005490000-0x0000000005AA8000-memory.dmp
    Filesize

    6.1MB

  • memory/1188-137-0x0000000005010000-0x000000000511A000-memory.dmp
    Filesize

    1.0MB

  • memory/1188-133-0x0000000000000000-mapping.dmp
  • memory/1188-139-0x0000000004FA0000-0x0000000004FDC000-memory.dmp
    Filesize

    240KB

  • memory/1188-140-0x00000000052B0000-0x0000000005316000-memory.dmp
    Filesize

    408KB

  • memory/1188-141-0x0000000006370000-0x0000000006914000-memory.dmp
    Filesize

    5.6MB

  • memory/1188-142-0x0000000005EA0000-0x0000000005F32000-memory.dmp
    Filesize

    584KB

  • memory/1188-143-0x0000000005FC0000-0x0000000006036000-memory.dmp
    Filesize

    472KB

  • memory/1188-144-0x0000000006040000-0x0000000006090000-memory.dmp
    Filesize

    320KB

  • memory/1188-145-0x0000000006AF0000-0x0000000006CB2000-memory.dmp
    Filesize

    1.8MB

  • memory/1188-146-0x00000000071F0000-0x000000000771C000-memory.dmp
    Filesize

    5.2MB