General

  • Target

    Purchase Order.exe

  • Size

    1.4MB

  • Sample

    230515-e9dtzaha8x

  • MD5

    98ac95047944a90076ed642f2b56fc7f

  • SHA1

    e34b95acbdbead3a7057f6e42673bed24aa573c9

  • SHA256

    421845b1fbf3828e4f4fe3e7147f501a422bd6ae755e388a089c67d005770b58

  • SHA512

    8d415d64193df913602752c3004a7a24d7bc0ab29129eda9a1e9653e7cbfbaccb5ada7a1aa4a8b4ea81ff7fc2696fea242caf722e655b43f41cdc952738c5f74

  • SSDEEP

    24576:N8whh2b5/1L3Y5zhzKSYIb34DSNCZlk0pRIIV6Kkcd4UiivgEvyV1jBSH:w91Lo5zgSYUI24ZlkwRI+9WUiiv7vyX0

Malware Config

Extracted

Family

blustealer

C2

https://api.telegram.org/bot5797428905:AAGaRRXGZN1d9GGFd3sE5x4uSpCGF0PU4m4/sendMessage?chat_id=1251788325

Targets

    • Target

      Purchase Order.exe

    • Size

      1.4MB

    • MD5

      98ac95047944a90076ed642f2b56fc7f

    • SHA1

      e34b95acbdbead3a7057f6e42673bed24aa573c9

    • SHA256

      421845b1fbf3828e4f4fe3e7147f501a422bd6ae755e388a089c67d005770b58

    • SHA512

      8d415d64193df913602752c3004a7a24d7bc0ab29129eda9a1e9653e7cbfbaccb5ada7a1aa4a8b4ea81ff7fc2696fea242caf722e655b43f41cdc952738c5f74

    • SSDEEP

      24576:N8whh2b5/1L3Y5zhzKSYIb34DSNCZlk0pRIIV6Kkcd4UiivgEvyV1jBSH:w91Lo5zgSYUI24ZlkwRI+9WUiiv7vyX0

    • BluStealer

      A Modular information stealer written in Visual Basic.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks