Analysis

  • max time kernel
    174s
  • max time network
    177s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-08-2022 13:48

General

  • Target

    bong[1].bmp.exe

  • Size

    3.2MB

  • MD5

    9010a4cc7bc0f476f0830b079fcd3ce5

  • SHA1

    ba15172ec38b40db7dbd3d956577604c7af57704

  • SHA256

    8917451b1bacead632768c07e4bab386646a95771f08ce8372289a80d463fe12

  • SHA512

    a98f8273ee883f5d5a353dc284fb247a8c3f7e21eede28737a03b34cf08ebb5a9d94df1287a3f0790531ec1b4cf740f9e6039e8368f8c3cadb6e9eeea22d54f2

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • PrivateLoader

    PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • ModiLoader Second Stage 38 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Loads dropped DLL 10 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Themida packer 4 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bong[1].bmp.exe
    "C:\Users\Admin\AppData\Local\Temp\bong[1].bmp.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4336
    • C:\Users\Admin\AppData\Local\Temp\bong[1].bmp.exe
      C:\Users\Admin\AppData\Local\Temp\bong[1].bmp.exe
      2⤵
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:3060

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicrosoftLibshP1GWS62pj\freebl3.dll
    Filesize

    326KB

    MD5

    ef2834ac4ee7d6724f255beaf527e635

    SHA1

    5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

    SHA256

    a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

    SHA512

    c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

  • C:\Users\Admin\AppData\Local\Temp\MicrosoftLibshP1GWS62pj\freebl3.dll
    Filesize

    326KB

    MD5

    ef2834ac4ee7d6724f255beaf527e635

    SHA1

    5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

    SHA256

    a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

    SHA512

    c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

  • C:\Users\Admin\AppData\Local\Temp\MicrosoftLibshP1GWS62pj\freebl3.dll
    Filesize

    326KB

    MD5

    ef2834ac4ee7d6724f255beaf527e635

    SHA1

    5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

    SHA256

    a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

    SHA512

    c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

  • C:\Users\Admin\AppData\Local\Temp\MicrosoftLibshP1GWS62pj\freebl3.dll
    Filesize

    326KB

    MD5

    ef2834ac4ee7d6724f255beaf527e635

    SHA1

    5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

    SHA256

    a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

    SHA512

    c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

  • C:\Users\Admin\AppData\Local\Temp\MicrosoftLibshP1GWS62pj\freebl3.dll
    Filesize

    326KB

    MD5

    ef2834ac4ee7d6724f255beaf527e635

    SHA1

    5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

    SHA256

    a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

    SHA512

    c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

  • C:\Users\Admin\AppData\Local\Temp\MicrosoftLibshP1GWS62pj\freebl3.dll
    Filesize

    326KB

    MD5

    ef2834ac4ee7d6724f255beaf527e635

    SHA1

    5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

    SHA256

    a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

    SHA512

    c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

  • C:\Users\Admin\AppData\Local\Temp\MicrosoftLibshP1GWS62pj\mozglue.dll
    Filesize

    133KB

    MD5

    8f73c08a9660691143661bf7332c3c27

    SHA1

    37fa65dd737c50fda710fdbde89e51374d0c204a

    SHA256

    3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

    SHA512

    0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

  • C:\Users\Admin\AppData\Local\Temp\MicrosoftLibshP1GWS62pj\nss3.dll
    Filesize

    1.2MB

    MD5

    bfac4e3c5908856ba17d41edcd455a51

    SHA1

    8eec7e888767aa9e4cca8ff246eb2aacb9170428

    SHA256

    e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

    SHA512

    2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

  • C:\Users\Admin\AppData\Local\Temp\MicrosoftLibshP1GWS62pj\softokn3.dll
    Filesize

    141KB

    MD5

    a2ee53de9167bf0d6c019303b7ca84e5

    SHA1

    2a3c737fa1157e8483815e98b666408a18c0db42

    SHA256

    43536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083

    SHA512

    45b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8

  • C:\Users\Admin\AppData\Local\Temp\MicrosoftLibshP1GWS62pj\softokn3.dll
    Filesize

    141KB

    MD5

    a2ee53de9167bf0d6c019303b7ca84e5

    SHA1

    2a3c737fa1157e8483815e98b666408a18c0db42

    SHA256

    43536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083

    SHA512

    45b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8

  • memory/3060-172-0x0000000000000000-mapping.dmp
  • memory/3060-207-0x0000000010410000-0x0000000010434000-memory.dmp
    Filesize

    144KB

  • memory/3060-208-0x0000000010410000-0x0000000010434000-memory.dmp
    Filesize

    144KB

  • memory/3060-209-0x0000000005420000-0x0000000005BF5000-memory.dmp
    Filesize

    7.8MB

  • memory/3060-196-0x0000000005420000-0x0000000005BF5000-memory.dmp
    Filesize

    7.8MB

  • memory/3060-195-0x0000000010410000-0x0000000010434000-memory.dmp
    Filesize

    144KB

  • memory/4336-169-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-186-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-159-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-161-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-162-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-163-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-164-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-160-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-165-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-166-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-167-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-168-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-170-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-130-0x00000000001C0000-0x0000000000509000-memory.dmp
    Filesize

    3.3MB

  • memory/4336-157-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-173-0x0000000010410000-0x0000000010434000-memory.dmp
    Filesize

    144KB

  • memory/4336-174-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-176-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-175-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-177-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-178-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-185-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-187-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-158-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-189-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-188-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-190-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-191-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-192-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-193-0x00000000001C0000-0x0000000000509000-memory.dmp
    Filesize

    3.3MB

  • memory/4336-194-0x0000000077E00000-0x0000000077FA3000-memory.dmp
    Filesize

    1.6MB

  • memory/4336-153-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-156-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-155-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-154-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-149-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-152-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-151-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-150-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-148-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-147-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-146-0x0000000008570000-0x00000000085B6000-memory.dmp
    Filesize

    280KB

  • memory/4336-135-0x0000000077E00000-0x0000000077FA3000-memory.dmp
    Filesize

    1.6MB

  • memory/4336-134-0x00000000001C0000-0x0000000000509000-memory.dmp
    Filesize

    3.3MB

  • memory/4336-132-0x0000000077E00000-0x0000000077FA3000-memory.dmp
    Filesize

    1.6MB

  • memory/4336-131-0x00000000001C0000-0x0000000000509000-memory.dmp
    Filesize

    3.3MB