Analysis

  • max time kernel
    130s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • submitted
    06-09-2022 11:48

General

  • Target

    ef9029e808dfd848d69f22259d632f67.exe

  • Size

    3.3MB

  • MD5

    ef9029e808dfd848d69f22259d632f67

  • SHA1

    865aad7739c3e98c9467b407fa031d5694baccf5

  • SHA256

    a7e29a0a274f353c1472741fb4db1881989011ae3d76a9904c78ab42ffa2a82d

  • SHA512

    535fb3b98f1090a95be517a73b1d7be61b35b196fa7216e5326e68103380990068c0201b3320822275bea0c2ebd3fffb8154589e83be4ccfcd51b015266be493

  • SSDEEP

    98304:3zg8EJGNcbiELH0k6inOMhtACfUqe2EhgQJg:3zgANcbiED0finOytnq5hgM

Malware Config

Extracted

Family

allcome

C2

http://dba692117be7b6d3480fe5220fdd58b38bf.xyz/API/2/configure.php?cf6zrlhn=finarnw

Wallets

D5c27bWU8dvgdayPUMzKbc75CmsD9aUSDw

r4RkKWPKszhkZVTtXGBDNyrzcDPjpcnGNp

0xC4b495c6ef4B61d5757a1e78dE22edC315867C84

XshLZA5C9odmaiEfopX5DYvwMbnM4hqCME

TT7mceJ6BNhTPFqpaBy1ND1CWGwaGeqhpx

t1MrxfTEGEZioK7qjcDd48KVC5BMk7ccH8B

GCM62OODIUXHYPTVUZT2W4GKPIO7YMLZDNPR4NGUWLBU7KPOU7Q7E44X

48Zvk6W9kfXik8CEscQYjEZdDCVZtXNEGdjczTR4XD9SKfLWkirntGLR7UyhD7aas3C2N3QefcdB4gyLZt93CrmtP5WAeqJ

qz448vxrv9y6lsy0l4y6x98gylykleumxqnqs7fkn6

1AvqxpSfuNooDv2gn8rFNXiWP64bn7m8xa

0x7374d06666974119Fb6C8c1F10D4Ab7eCB724Fcd

LKcXMo6X6jGyk9o9phn4YvYUQ8QVR4wJgo

ronin:bb375c985bc63d448b3bc14cda06b2866f75e342

+79889916188

+79889916188

+79889916188

MJfnNkoXewo8QB5iu9dee2exwdavDxWRLC

ltc1q309prv3k8lc9gqd062eevjvxmkgyv00xe3m6jg

3Gs18Dq8SNrs3kLQdrpUFHa2yX8uD9ZXR7

bc1qhcynpwvj6lvdh393ph8tesk0mljsc6z3y40h2m

Signatures

  • Allcome

    A clipbanker that supports stealing different cryptocurrency wallets and payment forms.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Themida packer 9 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef9029e808dfd848d69f22259d632f67.exe
    "C:\Users\Admin\AppData\Local\Temp\ef9029e808dfd848d69f22259d632f67.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 use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1132
    • C:\Users\Admin\AppData\Local\Temp\ef9029e808dfd848d69f22259d632f67.exe
      "C:\Users\Admin\AppData\Local\Temp\ef9029e808dfd848d69f22259d632f67.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:776
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /TN Cache-S-21-2946144819-3e21f723 /TR "C:\Users\Admin\AppData\Local\cache\MoUSO.exe"
        3⤵
        • Creates scheduled task(s)
        PID:1940
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {72A8B587-2D0B-4571-87FB-644CA2442D12} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1512
    • C:\Users\Admin\AppData\Local\cache\MoUSO.exe
      C:\Users\Admin\AppData\Local\cache\MoUSO.exe
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:640
      • C:\Users\Admin\AppData\Local\cache\MoUSO.exe
        "C:\Users\Admin\AppData\Local\cache\MoUSO.exe"
        3⤵
          PID:1624

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Virtualization/Sandbox Evasion

    1
    T1497

    Discovery

    Query Registry

    2
    T1012

    Virtualization/Sandbox Evasion

    1
    T1497

    System Information Discovery

    3
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\cache\MoUSO.exe
      Filesize

      3.3MB

      MD5

      ef9029e808dfd848d69f22259d632f67

      SHA1

      865aad7739c3e98c9467b407fa031d5694baccf5

      SHA256

      a7e29a0a274f353c1472741fb4db1881989011ae3d76a9904c78ab42ffa2a82d

      SHA512

      535fb3b98f1090a95be517a73b1d7be61b35b196fa7216e5326e68103380990068c0201b3320822275bea0c2ebd3fffb8154589e83be4ccfcd51b015266be493

    • C:\Users\Admin\AppData\Local\cache\MoUSO.exe
      Filesize

      3.3MB

      MD5

      ef9029e808dfd848d69f22259d632f67

      SHA1

      865aad7739c3e98c9467b407fa031d5694baccf5

      SHA256

      a7e29a0a274f353c1472741fb4db1881989011ae3d76a9904c78ab42ffa2a82d

      SHA512

      535fb3b98f1090a95be517a73b1d7be61b35b196fa7216e5326e68103380990068c0201b3320822275bea0c2ebd3fffb8154589e83be4ccfcd51b015266be493

    • memory/640-111-0x0000000001260000-0x0000000001A8E000-memory.dmp
      Filesize

      8.2MB

    • memory/640-101-0x0000000000F90000-0x0000000000FC4000-memory.dmp
      Filesize

      208KB

    • memory/640-100-0x00000000775A0000-0x0000000077720000-memory.dmp
      Filesize

      1.5MB

    • memory/640-99-0x0000000001260000-0x0000000001A8E000-memory.dmp
      Filesize

      8.2MB

    • memory/640-98-0x0000000001260000-0x0000000001A8E000-memory.dmp
      Filesize

      8.2MB

    • memory/640-93-0x0000000000000000-mapping.dmp
    • memory/776-77-0x0000000000080000-0x00000000000A3000-memory.dmp
      Filesize

      140KB

    • memory/776-65-0x0000000000080000-0x00000000000A3000-memory.dmp
      Filesize

      140KB

    • memory/776-67-0x0000000000080000-0x00000000000A3000-memory.dmp
      Filesize

      140KB

    • memory/776-69-0x0000000000080000-0x00000000000A3000-memory.dmp
      Filesize

      140KB

    • memory/776-70-0x0000000000080000-0x00000000000A3000-memory.dmp
      Filesize

      140KB

    • memory/776-71-0x0000000000080000-0x00000000000A3000-memory.dmp
      Filesize

      140KB

    • memory/776-64-0x0000000000080000-0x00000000000A3000-memory.dmp
      Filesize

      140KB

    • memory/776-91-0x0000000000240000-0x0000000000A6E000-memory.dmp
      Filesize

      8.2MB

    • memory/776-89-0x0000000000240000-0x0000000000A6E000-memory.dmp
      Filesize

      8.2MB

    • memory/776-76-0x0000000000402DAA-mapping.dmp
    • memory/776-81-0x0000000000080000-0x00000000000A3000-memory.dmp
      Filesize

      140KB

    • memory/776-86-0x0000000000080000-0x00000000000A3000-memory.dmp
      Filesize

      140KB

    • memory/1132-88-0x00000000775A0000-0x0000000077720000-memory.dmp
      Filesize

      1.5MB

    • memory/1132-87-0x0000000000240000-0x0000000000A6E000-memory.dmp
      Filesize

      8.2MB

    • memory/1132-54-0x0000000075931000-0x0000000075933000-memory.dmp
      Filesize

      8KB

    • memory/1132-74-0x0000000000240000-0x0000000000A6E000-memory.dmp
      Filesize

      8.2MB

    • memory/1132-73-0x000000000E8C0000-0x000000000F0EE000-memory.dmp
      Filesize

      8.2MB

    • memory/1132-63-0x0000000002CD0000-0x0000000002CD6000-memory.dmp
      Filesize

      24KB

    • memory/1132-62-0x0000000004F50000-0x0000000004F6A000-memory.dmp
      Filesize

      104KB

    • memory/1132-61-0x00000000029A0000-0x00000000029B8000-memory.dmp
      Filesize

      96KB

    • memory/1132-60-0x0000000000C00000-0x0000000000C34000-memory.dmp
      Filesize

      208KB

    • memory/1132-59-0x00000000775A0000-0x0000000077720000-memory.dmp
      Filesize

      1.5MB

    • memory/1132-58-0x0000000000240000-0x0000000000A6E000-memory.dmp
      Filesize

      8.2MB

    • memory/1132-57-0x0000000000240000-0x0000000000A6E000-memory.dmp
      Filesize

      8.2MB

    • memory/1940-90-0x0000000000000000-mapping.dmp