Resubmissions

07/05/2024, 12:28

240507-pnhadaac9510

07/05/2024, 12:28

240507-pnd8qaff8s10

07/05/2024, 12:28

240507-pnc1naff7z10

07/05/2024, 12:28

240507-pnbgtsac8510

07/05/2024, 12:28

240507-pnawasff7w10

25/04/2024, 13:10

240425-qegsxsba4s10

Analysis

  • max time kernel
    300s
  • max time network
    299s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    07/05/2024, 12:28

General

  • Target
    a4c959944542c7c2606d38cca52cfb4f37312144513089a7bafa533276872449.exe
  • Size 7.8MB
  • Sample240507-pnbgtsac85
  • SHA256 a4c959944542c7c2606d38cca52cfb4f37312144513089a7bafa533276872449
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • bitrat

Version
  • 1.38

C2
  • n7dua2r7ev3r6fsisszycs7fvy4a36epnfje5s7lz5eiduoxetqg55ad.onion:1235

Attributes
  • communication_password

    99754106633f94d350db34d548d6091a

  • install_dir

    temp

  • install_file

    test1

  • tor_process

    test2

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • ACProtect 1.3x - 1.4x DLL software 7 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 64 IoCs
  • UPX packed file 64 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 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 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: RenamesItself 58 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a4c959944542c7c2606d38cca52cfb4f37312144513089a7bafa533276872449.exe
    "C:\Users\Admin\AppData\Local\Temp\a4c959944542c7c2606d38cca52cfb4f37312144513089a7bafa533276872449.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies system certificate store
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2356
    • C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe
      "C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe" -f torrc
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2548
    • C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe
      "C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe" -f torrc
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2984
    • C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe
      "C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe" -f torrc
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1672
    • C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe
      "C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe" -f torrc
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2672
    • C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe
      "C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe" -f torrc
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1684
    • C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe
      "C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe" -f torrc
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1700
    • C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe
      "C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe" -f torrc
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1864
    • C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe
      "C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe" -f torrc
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1644

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        cached-certs

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\data\cached-certs
        • Size 20KB
        • SHA256 760623fbcb86cefa6db2646f50c1d0ed5302cfaaf9855218a9685832d7a44f6b
        • MD5 SHA1 SHA512 SSDEEP

        cached-microdesc-consensus.tmp

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\data\cached-microdesc-consensus.tmp
        • Size 2.4MB
        • SHA256 59f1410ba288f348e46546682bc8ae589accfdb2abc49b0b59fed35ed9de32e5
        • MD5 SHA1 SHA512 SSDEEP

        cached-microdescs

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\data\cached-microdescs
        • Size 7.8MB
        • SHA256 ba267f410a602f492575dc761cc2099548c81c5e2ac1fad3471573f72a43b374
        • MD5 SHA1 SHA512 SSDEEP

        cached-microdescs.new

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\data\cached-microdescs.new
        • Size 7.8MB
        • SHA256 10b1f5d7be34941703250d92a1c487e367daa969634ab5b5b285415ca2412213
        • MD5 SHA1 SHA512 SSDEEP

        cached-microdescs.new

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\data\cached-microdescs.new
        • Size 6.3MB
        • SHA256 2977aa04db284398f83835162a092fbbbb6700ab19af59e3a18ba20c7f238c55
        • MD5 SHA1 SHA512 SSDEEP

        cached-microdescs.new

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\data\cached-microdescs.new
        • Size 9.9MB
        • SHA256 154bae874f8454e36a7b8cdc19dcffd4b4e6e3d42da4593a872f4f98768cb01c
        • MD5 SHA1 SHA512 SSDEEP

        cached-microdescs.new

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\data\cached-microdescs.new
        • Size 7.8MB
        • SHA256 bec44a0fdadc53e029c7556b39584b17395c652450742e28ee3eca2f8082c4da
        • MD5 SHA1 SHA512 SSDEEP

        cached-microdescs.new

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\data\cached-microdescs.new
        • Size 7.5MB
        • SHA256 3267348a0f751eb9204fd0b48ddb72f3ad06d58e87b8851e6f3aca7926946709
        • MD5 SHA1 SHA512 SSDEEP

        state

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\data\state
        • Size 5KB
        • SHA256 7227da35a6f0086491b9e87259c88c19f5648b691a1fa05dc1f99f674deaf163
        • MD5 SHA1 SHA512 SSDEEP

        state

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\data\state
        • Size 232B
        • SHA256 f22d40694dc05593b13b978b241d3a6f9f8a63f107a2ced6a8155cb4610d0dae
        • MD5 SHA1 SHA512

        state

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\data\state
        • Size 3KB
        • SHA256 0d711f6318367cf7567d3049953b6ffba71ee139c12ada87ffe6c9ac64f22f5e
        • MD5 SHA1 SHA512

        libcrypto-1_1.dll

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\libcrypto-1_1.dll
        • Size 1.7MB
        • SHA256 c8db0ff0f7047ed91b057005e86ad3a23eae616253313aa047c560d9eb398369
        • MD5 SHA1 SHA512 SSDEEP

        libgcc_s_sjlj-1.dll

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\libgcc_s_sjlj-1.dll
        • Size 286KB
        • SHA256 2922193133dabab5b82088d4e87484e2fac75e9e0c765dacaf22eb5f4f18b0c5
        • MD5 SHA1 SHA512 SSDEEP

        test2.exe

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\test2.exe
        • Size 973KB
        • SHA256 f9c1d18b50ce7484bf212cb61a9035602cfb90ebdfe66a077b9f6df73196a9f5
        • MD5 SHA1 SHA512 SSDEEP

        torrc

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\torrc
        • Size 157B
        • SHA256 d1604e8bdb1a544638a97aa210b3e1eb12f1f159323d6b5942e03e11eafe9f75
        • MD5 SHA1 SHA512

        zlib1.dll

        • Path C:\Users\Admin\AppData\Local\d46500b0\tor\zlib1.dll
        • Size 52KB
        • SHA256 8688bd7ca55dcc0c23c429762776a0a43fe5b0332dfd5b79ef74e55d4bbc1183
        • MD5 SHA1 SHA512 SSDEEP

        libevent-2-1-6.dll

        • Path \Users\Admin\AppData\Local\d46500b0\tor\libevent-2-1-6.dll
        • Size 366KB
        • SHA256 b65f9aa0c7912af64bd9b05e9322e994339a11b0c8907e6a6166d7b814bda838
        • MD5 SHA1 SHA512 SSDEEP

        libssl-1_1.dll

        • Path \Users\Admin\AppData\Local\d46500b0\tor\libssl-1_1.dll
        • Size 439KB
        • SHA256 c4d898b1a4285a45153af9ed88d79aa2a073dcb7225961b6b276b532b4d18b6f
        • MD5 SHA1 SHA512 SSDEEP

        libssp-0.dll

        • Path \Users\Admin\AppData\Local\d46500b0\tor\libssp-0.dll
        • Size 88KB
        • SHA256 cbb5236d923d4f4baf2f0d2797c72a2cbae42ef7ac0acce786daf5fdc5b456e6
        • MD5 SHA1 SHA512 SSDEEP

        libwinpthread-1.dll

        • Path \Users\Admin\AppData\Local\d46500b0\tor\libwinpthread-1.dll
        • Size 188KB
        • SHA256 92cfd0277c8781a15a0f17b7aee6cff69631b9606a001101631f04b3381efc4e
        • MD5 SHA1 SHA512 SSDEEP

        memory/1672-204-0x00000000745E0000-0x00000000746EA000-memory.dmp

        memory/1672-202-0x0000000074D20000-0x0000000074D69000-memory.dmp

        memory/1672-244-0x00000000747C0000-0x0000000074A8F000-memory.dmp

        memory/1672-203-0x00000000746F0000-0x00000000747B8000-memory.dmp

        memory/1672-241-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/1672-205-0x0000000074C90000-0x0000000074D18000-memory.dmp

        memory/1672-206-0x0000000074510000-0x00000000745DE000-memory.dmp

        memory/1672-207-0x0000000074DC0000-0x0000000074DE4000-memory.dmp

        memory/1672-277-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/1672-210-0x00000000747C0000-0x0000000074A8F000-memory.dmp

        memory/1672-242-0x00000000746F0000-0x00000000747B8000-memory.dmp

        memory/1672-201-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/1672-243-0x0000000074510000-0x00000000745DE000-memory.dmp

        memory/1684-360-0x0000000074CD0000-0x0000000074D19000-memory.dmp

        memory/1684-427-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/1684-364-0x0000000074360000-0x000000007442E000-memory.dmp

        memory/1684-363-0x0000000074820000-0x00000000748A8000-memory.dmp

        memory/1684-362-0x00000000748B0000-0x00000000749BA000-memory.dmp

        memory/1684-361-0x00000000749C0000-0x0000000074A88000-memory.dmp

        memory/1684-359-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/1684-366-0x00000000744F0000-0x00000000747BF000-memory.dmp

        memory/1684-365-0x0000000074D40000-0x0000000074D64000-memory.dmp

        memory/1684-392-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/1684-394-0x0000000074360000-0x000000007442E000-memory.dmp

        memory/1684-393-0x00000000749C0000-0x0000000074A88000-memory.dmp

        memory/1684-395-0x00000000744F0000-0x00000000747BF000-memory.dmp

        memory/1700-462-0x00000000744F0000-0x00000000747BF000-memory.dmp

        memory/1700-432-0x00000000749C0000-0x0000000074A88000-memory.dmp

        memory/1700-433-0x00000000748B0000-0x00000000749BA000-memory.dmp

        memory/1700-430-0x00000000744F0000-0x00000000747BF000-memory.dmp

        memory/1700-431-0x0000000074CD0000-0x0000000074D19000-memory.dmp

        memory/1700-435-0x0000000074360000-0x000000007442E000-memory.dmp

        memory/1700-434-0x0000000074820000-0x00000000748A8000-memory.dmp

        memory/1700-436-0x0000000074D40000-0x0000000074D64000-memory.dmp

        memory/1700-429-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/1700-463-0x00000000749C0000-0x0000000074A88000-memory.dmp

        memory/1700-464-0x0000000074360000-0x000000007442E000-memory.dmp

        memory/1700-461-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/1700-485-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/1864-490-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/1864-516-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/1864-568-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/2356-72-0x0000000000400000-0x0000000000BD8000-memory.dmp

        memory/2356-26-0x0000000004080000-0x0000000004484000-memory.dmp

        memory/2356-200-0x0000000004C10000-0x0000000005014000-memory.dmp

        memory/2356-515-0x0000000004C10000-0x0000000005014000-memory.dmp

        memory/2356-232-0x0000000004C10000-0x0000000005014000-memory.dmp

        memory/2356-489-0x0000000004C10000-0x0000000005014000-memory.dmp

        memory/2356-460-0x0000000004C10000-0x0000000005014000-memory.dmp

        memory/2356-124-0x0000000004C10000-0x0000000005014000-memory.dmp

        memory/2356-83-0x0000000000400000-0x0000000000BD8000-memory.dmp

        memory/2356-144-0x0000000000400000-0x0000000000BD8000-memory.dmp

        memory/2356-428-0x0000000004C10000-0x0000000005014000-memory.dmp

        memory/2356-82-0x0000000004080000-0x0000000004484000-memory.dmp

        memory/2356-383-0x0000000004C10000-0x0000000005014000-memory.dmp

        memory/2356-19-0x0000000004080000-0x0000000004484000-memory.dmp

        memory/2356-358-0x0000000004C10000-0x0000000005014000-memory.dmp

        memory/2356-0-0x0000000000400000-0x0000000000BD8000-memory.dmp

        memory/2356-56-0x0000000000400000-0x0000000000BD8000-memory.dmp

        memory/2356-323-0x0000000004C10000-0x0000000005014000-memory.dmp

        memory/2548-64-0x00000000747C0000-0x0000000074A8F000-memory.dmp

        memory/2548-93-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/2548-40-0x00000000747C0000-0x0000000074A8F000-memory.dmp

        memory/2548-41-0x0000000074510000-0x00000000745DE000-memory.dmp

        memory/2548-35-0x0000000074D20000-0x0000000074D69000-memory.dmp

        memory/2548-36-0x00000000746F0000-0x00000000747B8000-memory.dmp

        memory/2548-39-0x0000000074DC0000-0x0000000074DE4000-memory.dmp

        memory/2548-84-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/2548-37-0x00000000745E0000-0x00000000746EA000-memory.dmp

        memory/2548-63-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/2548-69-0x0000000074510000-0x00000000745DE000-memory.dmp

        memory/2548-66-0x00000000746F0000-0x00000000747B8000-memory.dmp

        memory/2548-34-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/2548-38-0x0000000074C90000-0x0000000074D18000-memory.dmp

        memory/2548-73-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/2548-74-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/2548-103-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/2672-348-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/2672-291-0x0000000074C90000-0x0000000074D18000-memory.dmp

        memory/2672-292-0x0000000074510000-0x00000000745DE000-memory.dmp

        memory/2672-326-0x00000000746F0000-0x00000000747B8000-memory.dmp

        memory/2672-325-0x00000000747C0000-0x0000000074A8F000-memory.dmp

        memory/2672-289-0x00000000746F0000-0x00000000747B8000-memory.dmp

        memory/2672-290-0x00000000745E0000-0x00000000746EA000-memory.dmp

        memory/2672-293-0x0000000074DC0000-0x0000000074DE4000-memory.dmp

        memory/2672-327-0x0000000074510000-0x00000000745DE000-memory.dmp

        memory/2672-324-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/2672-286-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/2672-288-0x0000000074D20000-0x0000000074D69000-memory.dmp

        memory/2672-287-0x00000000747C0000-0x0000000074A8F000-memory.dmp

        memory/2984-148-0x00000000749C0000-0x0000000074A88000-memory.dmp

        memory/2984-151-0x0000000074360000-0x000000007442E000-memory.dmp

        memory/2984-146-0x00000000744F0000-0x00000000747BF000-memory.dmp

        memory/2984-125-0x00000000744F0000-0x00000000747BF000-memory.dmp

        memory/2984-126-0x0000000074CD0000-0x0000000074D19000-memory.dmp

        memory/2984-127-0x00000000749C0000-0x0000000074A88000-memory.dmp

        memory/2984-128-0x00000000748B0000-0x00000000749BA000-memory.dmp

        memory/2984-145-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/2984-129-0x0000000074820000-0x00000000748A8000-memory.dmp

        memory/2984-159-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/2984-130-0x0000000074360000-0x000000007442E000-memory.dmp

        memory/2984-187-0x0000000000180000-0x0000000000584000-memory.dmp

        memory/2984-131-0x0000000074D40000-0x0000000074D64000-memory.dmp

        memory/2984-132-0x0000000000180000-0x0000000000584000-memory.dmp