Analysis

  • max time kernel
    151s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    28-01-2024 19:48

General

  • Target

    2024-01-28_6f474b7399d12f4b728d53fddd9c8998_backswap_icedid_xmrig.exe

  • Size

    31.1MB

  • MD5

    6f474b7399d12f4b728d53fddd9c8998

  • SHA1

    fa1b4848320652cb35bdf00e13e93ffca463821e

  • SHA256

    c44c590e1ffd7ee93d2c08c4a39981ba311a9949fb652f24d09dccc8a0d2ca16

  • SHA512

    9777a9b390131189d8e6de38a2d87f49ee98a3e70a7fbd71d92c940ba110f1458cfabd3ba6cedd184e4dd01c52f3caf44463e07f1b4bebbba2d0e5707a28235c

  • SSDEEP

    393216:dFgRavDllryzuhiQfKWiGo0PqbsBDT6t7:zvDllry2Lz56h

Malware Config

Signatures

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 2 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 17 IoCs
  • Sets file execution options in registry 2 TTPs 12 IoCs
  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-01-28_6f474b7399d12f4b728d53fddd9c8998_backswap_icedid_xmrig.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-28_6f474b7399d12f4b728d53fddd9c8998_backswap_icedid_xmrig.exe"
    1⤵
    • UAC bypass
    • Sets file execution options in registry
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:1836
    • C:\Windows\svchost.exe
      "C:\Windows\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2788

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files\7-Zip\7z.exe

    Filesize

    31.7MB

    MD5

    9fe06fca72c9564112690276da8103ef

    SHA1

    a4b0e56c5b8b3d26652498c47fd99b779d486ee2

    SHA256

    7d68989eace1b80f5213f7afd47f136487c661dbd42ba0f0a07325665bf96c5b

    SHA512

    53e88745425320bd737b7122ea0ab60dff4daf21634862b1fff970edf780927676b60599614c2c6aa67d2a65a43013dd0e9edc8e5bc1dbdfc0e53fb41aa70655

  • C:\Windows\config.json

    Filesize

    1KB

    MD5

    88c5c5706d2e237422eda18490dc6a59

    SHA1

    bb8d12375f6b995301e756de2ef4fa3a3f6efd39

    SHA256

    4756a234ed3d61fe187d9b6140792e54e7b757545edff82df594a507e528ed8e

    SHA512

    a417270a0d46de5bb06a621c0383c893042a506524713f89ba55567df6e5c3ac8b198bce5a0300ec6e716897bb53fd3e8289a51240157dc743004517673d4ab7

  • C:\Windows\svchost.exe

    Filesize

    833KB

    MD5

    4a87a4d6677558706db4afaeeeb58d20

    SHA1

    7738dc6a459f8415f0265d36c626b48202cd6764

    SHA256

    08b55f9b7dafc53dfc43f7f70cdd7048d231767745b76dc4474370fb323d7ae7

    SHA512

    bedd8ed4975df3fcd4a0f575d6f38e3841e7a4b771baac4f72033102a070818b8539eb101c50563d89d4f3454899a1cedb33047b02e421256dedf9aaf258b594

  • memory/1836-0-0x0000000000400000-0x0000000000613000-memory.dmp

    Filesize

    2.1MB

  • memory/2788-203-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/2788-293-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/2788-127-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/2788-170-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/2788-47-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/2788-241-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/2788-275-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/2788-92-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/2788-341-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/2788-351-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/2788-352-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/2788-353-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/2788-354-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/2788-355-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB