Analysis

  • max time kernel
    116s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-09-2024 09:55

General

  • Target

    0a99a8953769de42b0a9673ed1e8003793b5228a225f4b8a5d7a3f2c80fb1146N.exe

  • Size

    7.8MB

  • MD5

    5d7a6871f5d94d0283ffd09ce9a10e50

  • SHA1

    d9b4e1aa67f2cfb503d879452fa0852ba7284590

  • SHA256

    0a99a8953769de42b0a9673ed1e8003793b5228a225f4b8a5d7a3f2c80fb1146

  • SHA512

    db0e33d9c363c5fec6c538d1e1f4e985026d72eb0326d85a06f8f3b2e8a0b801c63f1e9d06133f0c3c2d5b0cacac7bef2180d58b31decd7e2a9ec7bbc650908f

  • SSDEEP

    196608:CWx+Kdiqx6F9lxwhzav1yo31CPwDv3uFZjeg2EeJUO9WLQkDxtw3iFFrS6XOfTV4:CWxVdiX/xwZ6v1CPwDv3uFteg2EeJUOf

Malware Config

Extracted

Family

bitrat

Version

1.35

C2

hijy62t5b43fhu3dblgep4drtoqjpfi7jgxqaectce2verypcui3qbad.onion:80

Attributes
  • communication_password

    202cb962ac59075b964b07152d234b70

  • install_dir

    mucro

  • install_file

    micro.exe

  • tor_process

    mschostw

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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 30 IoCs
  • UPX packed file 64 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 6 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: RenamesItself 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a99a8953769de42b0a9673ed1e8003793b5228a225f4b8a5d7a3f2c80fb1146N.exe
    "C:\Users\Admin\AppData\Local\Temp\0a99a8953769de42b0a9673ed1e8003793b5228a225f4b8a5d7a3f2c80fb1146N.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2600
    • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\mschostw.exe
      "C:\Users\Admin\AppData\Local\1cdfb2fa\tor\mschostw.exe" -f torrc
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:464
    • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\mschostw.exe
      "C:\Users\Admin\AppData\Local\1cdfb2fa\tor\mschostw.exe" -f torrc
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2000
    • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\mschostw.exe
      "C:\Users\Admin\AppData\Local\1cdfb2fa\tor\mschostw.exe" -f torrc
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:1408
    • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\mschostw.exe
      "C:\Users\Admin\AppData\Local\1cdfb2fa\tor\mschostw.exe" -f torrc
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:1068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\data\cached-certs

    Filesize

    20KB

    MD5

    ef7d4d13375fe21b3265441fe5a082ca

    SHA1

    6ce17db44f5f09b729d4533dbe1d371d5371a55a

    SHA256

    2682ad090eb08491a1093954a7771583146258eafe7881c7f4a2794d445ac945

    SHA512

    e3f816f6b140d8dfd5f9ebbb21fddba2db7523402c03c569132c73a6fe6aeebb59b13b7b190064db55fb3636b70125e5d8eadaabfdbb6e195250865d3844a41c

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\data\cached-microdesc-consensus.tmp

    Filesize

    2.7MB

    MD5

    b898e0efcc7e84e34b011876da4c72ba

    SHA1

    3129126bea1c340aaef9bbcdbcd9c0ab08760d2a

    SHA256

    03e37050900b83504abe3d5320b4cf61b30a9a06e3967ab29c348db9a847e12d

    SHA512

    f9a4975dedad37aa82fee21408cf2b0898590cb9b7d456cb6f1583f02b0a2420e38d1ca7ae309b4b3afdef90ad48296b3142564a74568b1ebf78266b7b6ce5ee

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\data\cached-microdescs

    Filesize

    20.4MB

    MD5

    3912be2dd85740103d63043c7631d831

    SHA1

    5c5c4bf65c209ae968afeded59c4704e0382ba2b

    SHA256

    1901798aa21dcc25fa1f650858a243210ac725bc3ce678eca9af8337ed4342d8

    SHA512

    0735c2993d9163181e680c43af2d710bc73922823cfafc9004f06363da355123f6b5873bc89bffb7e8ef4e989c032dfce01802b4d8ba088d9c1b36ba8b506ad2

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\data\cached-microdescs.new

    Filesize

    20.4MB

    MD5

    2f466cd2adf9e4c00f6eaa7c7e7eb542

    SHA1

    c387f80a7122418d39893816faf19a1e9404828d

    SHA256

    9536a8892a3f8f7087321b24da38ebce4b02201b350c78fb2d79aa7681c3eb26

    SHA512

    81d3a1eb4baa330b5ee4cb1d6f15f1eb317d14252283503a0fa2d4bf3c4d8f63d4b840627dffecb7120f906f645faff3cc9fb3f8b0377080a4751b2b0c121638

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\data\cached-microdescs.new

    Filesize

    7.8MB

    MD5

    6bb1f5ee70b0c4eeb434f765ab80128b

    SHA1

    ec998961af45a9c8c074017555540d41912654ed

    SHA256

    d45c3c26dbb7723a475d6a96778e85577b2889ae22f76a9b4292ce0ac824c225

    SHA512

    92c98e93dcca8c2cb4dca73d924a613dc1cf48d720dee263ac8f3a19ae55758756bd4a6dac8b3f657c4b82b5dcda02514c2f8a6485d0893d35971b0b3c4f3eb2

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\data\state

    Filesize

    232B

    MD5

    a40ae4d82cbf99b3608020558f8fe141

    SHA1

    05d9c9409b1d2f33cef5cdb91ada01d595c6638c

    SHA256

    345693eac7e3c7fb6650f5f1daa0b984a4ed9db9927bb9a1c1bb1f96fdb57cd3

    SHA512

    6de595f7262d3c0efa5c53cf9ecfdb24053dc2daf05a1bb0c0db0f75a99033a17e80e528437d231b8e1853a0888ef27b6b753ef1c0ad4454a04ab95e52a5e390

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\data\state

    Filesize

    3KB

    MD5

    492b89a4e86e04865351d83557f8f1d4

    SHA1

    7239e679dc35c15ed46273ccfcd5f76618f3c94d

    SHA256

    529b732c8c5ab991d5d7a1c4872980e6df523cb203579881b186dafda5708c47

    SHA512

    c2f580da88a6a33f0a4b28db28b65fcf43be36c655b77fbd58efb0946101809b05758fa316459c2a02f28fe6b8ca3a5628f3668bb3663e2286683d1a566a9773

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\data\state

    Filesize

    5KB

    MD5

    cbb520b3487acb5ff7fe3d99880ffb2d

    SHA1

    d14a7aa8e95674ec4c3c6af6ec96355d20b493a0

    SHA256

    611268522fba75490f319d5a15548af07c71b40621b93976e17b74ae26fb1ee1

    SHA512

    5194423743a79b75ea88454191027b78786bf304445bcdfad44f2b1cbbfb82886675050e1955d47b081273f99243fb9443c84145517c348a006c932835e9a487

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\libcrypto-1_1.dll

    Filesize

    1.7MB

    MD5

    2384a02c4a1f7ec481adde3a020607d3

    SHA1

    7e848d35a10bf9296c8fa41956a3daa777f86365

    SHA256

    c8db0ff0f7047ed91b057005e86ad3a23eae616253313aa047c560d9eb398369

    SHA512

    1ac74dd2d863acd7415ef8b9490a5342865462fbabdad0645da22424b0d56f5e9c389a3d7c41386f2414d6c4715c79a6ddecb6e6cff29e98319e1fd1060f4503

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\libevent-2-1-6.dll

    Filesize

    366KB

    MD5

    099983c13bade9554a3c17484e5481f1

    SHA1

    a84e69ad9722f999252d59d0ed9a99901a60e564

    SHA256

    b65f9aa0c7912af64bd9b05e9322e994339a11b0c8907e6a6166d7b814bda838

    SHA512

    89f1a963de77873296395662d4150e3eff7a2d297fb9ec54ec06aa2e40d41e5f4fc4611e9bc34126d760c9134f2907fea3bebdf2fbbd7eaddad99f8e4be1f5e2

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\libgcc_s_sjlj-1.dll

    Filesize

    286KB

    MD5

    b0d98f7157d972190fe0759d4368d320

    SHA1

    5715a533621a2b642aad9616e603c6907d80efc4

    SHA256

    2922193133dabab5b82088d4e87484e2fac75e9e0c765dacaf22eb5f4f18b0c5

    SHA512

    41ce56c428158533bf8b8ffe0a71875b5a3abc549b88d7d3e69acc6080653abea344d6d66fff39c04bf019fcaa295768d620377d85a933ddaf17f3d90df29496

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\libssl-1_1.dll

    Filesize

    439KB

    MD5

    c88826ac4bb879622e43ead5bdb95aeb

    SHA1

    87d29853649a86f0463bfd9ad887b85eedc21723

    SHA256

    c4d898b1a4285a45153af9ed88d79aa2a073dcb7225961b6b276b532b4d18b6f

    SHA512

    f733041ef35b9b8058fbcf98faa0d1fea5c0858fea941ecebbe9f083cd73e3e66323afffd8d734097fcdd5e6e59db4d94f51fca5874edbcd2a382d9ba6cd97b3

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\libssp-0.dll

    Filesize

    88KB

    MD5

    2c916456f503075f746c6ea649cf9539

    SHA1

    fa1afc1f3d728c89b2e90e14ca7d88b599580a9d

    SHA256

    cbb5236d923d4f4baf2f0d2797c72a2cbae42ef7ac0acce786daf5fdc5b456e6

    SHA512

    1c1995e1aa7c33c597c64122395275861d9219e46d45277d4f1768a2e06227b353d5d77d6b7cb655082dc6fb9736ad6f7cfcc0c90e02776e27d50857e792e3fd

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\libwinpthread-1.dll

    Filesize

    188KB

    MD5

    d407cc6d79a08039a6f4b50539e560b8

    SHA1

    21171adbc176dc19aaa5e595cd2cd4bd1dfd0c71

    SHA256

    92cfd0277c8781a15a0f17b7aee6cff69631b9606a001101631f04b3381efc4e

    SHA512

    378a10fed915591445d97c6d04e82d28008d8ea65e0e40c142b8ee59867035d561d4e103495c8f0d9c19b51597706ce0b450c25516aa0f1744579ffcd097ae0c

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\mschostw.exe

    Filesize

    973KB

    MD5

    5cfe61ff895c7daa889708665ef05d7b

    SHA1

    5e58efe30406243fbd58d4968b0492ddeef145f2

    SHA256

    f9c1d18b50ce7484bf212cb61a9035602cfb90ebdfe66a077b9f6df73196a9f5

    SHA512

    43b6f10391a863a21f70e05cee41900729c7543750e118ff5d74c0cac3d1383f10bcb73eade2a28b555a393cada4795e204246129b01ad9177d1167827dd68da

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\torrc

    Filesize

    157B

    MD5

    f2152fc63401d2734199d058c219eaff

    SHA1

    eb505722f1e26676200d01ad99f0975fc5891927

    SHA256

    596ff7e17a76aef321805eec0f3d3ada727cd1c1561c997f884d441a12d7987a

    SHA512

    249e9c70d977738b827498728bc4191b0a55ca9eba7283ad2ac1157891732a18cd84de0f59364f169309677f463194199a67918e506287e07a6e4082d04ee088

  • C:\Users\Admin\AppData\Local\1cdfb2fa\tor\zlib1.dll

    Filesize

    52KB

    MD5

    add33041af894b67fe34e1dc819b7eb6

    SHA1

    6db46eb021855a587c95479422adcc774a272eeb

    SHA256

    8688bd7ca55dcc0c23c429762776a0a43fe5b0332dfd5b79ef74e55d4bbc1183

    SHA512

    bafc441198d03f0e7fe804bab89283c389d38884d0f87d81b11950a9b79fcbf7b32be4bb16f4fcd9179b66f865c563c172a46b4514a6087ef0af64425a4b2cfa

  • memory/464-30-0x0000000074370000-0x0000000074438000-memory.dmp

    Filesize

    800KB

  • memory/464-40-0x0000000073E90000-0x000000007415F000-memory.dmp

    Filesize

    2.8MB

  • memory/464-18-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/464-32-0x0000000074340000-0x0000000074364000-memory.dmp

    Filesize

    144KB

  • memory/464-38-0x0000000074160000-0x000000007426A000-memory.dmp

    Filesize

    1.0MB

  • memory/464-55-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/464-39-0x0000000073E00000-0x0000000073E88000-memory.dmp

    Filesize

    544KB

  • memory/464-62-0x0000000074340000-0x0000000074364000-memory.dmp

    Filesize

    144KB

  • memory/464-61-0x0000000074370000-0x0000000074438000-memory.dmp

    Filesize

    800KB

  • memory/464-60-0x0000000074440000-0x0000000074489000-memory.dmp

    Filesize

    292KB

  • memory/464-37-0x0000000074270000-0x000000007433E000-memory.dmp

    Filesize

    824KB

  • memory/464-68-0x0000000074270000-0x000000007433E000-memory.dmp

    Filesize

    824KB

  • memory/464-77-0x0000000074160000-0x000000007426A000-memory.dmp

    Filesize

    1.0MB

  • memory/464-78-0x0000000073E90000-0x000000007415F000-memory.dmp

    Filesize

    2.8MB

  • memory/464-87-0x0000000001630000-0x00000000018FF000-memory.dmp

    Filesize

    2.8MB

  • memory/464-79-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/464-42-0x0000000001630000-0x00000000018FF000-memory.dmp

    Filesize

    2.8MB

  • memory/464-95-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/464-41-0x0000000001900000-0x0000000001988000-memory.dmp

    Filesize

    544KB

  • memory/464-104-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/464-121-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/464-24-0x0000000074440000-0x0000000074489000-memory.dmp

    Filesize

    292KB

  • memory/1068-248-0x00000000742A0000-0x00000000742E9000-memory.dmp

    Filesize

    292KB

  • memory/1068-258-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/1068-247-0x00000000742F0000-0x00000000743BE000-memory.dmp

    Filesize

    824KB

  • memory/1068-259-0x00000000743C0000-0x0000000074488000-memory.dmp

    Filesize

    800KB

  • memory/1068-249-0x0000000074270000-0x0000000074294000-memory.dmp

    Filesize

    144KB

  • memory/1068-250-0x0000000073E90000-0x0000000073F9A000-memory.dmp

    Filesize

    1.0MB

  • memory/1068-251-0x0000000073FA0000-0x000000007426F000-memory.dmp

    Filesize

    2.8MB

  • memory/1068-263-0x0000000073FA0000-0x000000007426F000-memory.dmp

    Filesize

    2.8MB

  • memory/1068-262-0x0000000073E90000-0x0000000073F9A000-memory.dmp

    Filesize

    1.0MB

  • memory/1068-261-0x0000000074270000-0x0000000074294000-memory.dmp

    Filesize

    144KB

  • memory/1068-252-0x0000000073E00000-0x0000000073E88000-memory.dmp

    Filesize

    544KB

  • memory/1068-246-0x00000000743C0000-0x0000000074488000-memory.dmp

    Filesize

    800KB

  • memory/1068-260-0x00000000742F0000-0x00000000743BE000-memory.dmp

    Filesize

    824KB

  • memory/1408-208-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/1408-196-0x0000000073E90000-0x0000000073F9A000-memory.dmp

    Filesize

    1.0MB

  • memory/1408-206-0x00000000740F0000-0x00000000741B8000-memory.dmp

    Filesize

    800KB

  • memory/1408-205-0x00000000741C0000-0x000000007448F000-memory.dmp

    Filesize

    2.8MB

  • memory/1408-204-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/1408-237-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/1408-197-0x0000000073E00000-0x0000000073E88000-memory.dmp

    Filesize

    544KB

  • memory/1408-207-0x0000000074020000-0x00000000740EE000-memory.dmp

    Filesize

    824KB

  • memory/1408-195-0x0000000073FA0000-0x0000000073FC4000-memory.dmp

    Filesize

    144KB

  • memory/1408-194-0x0000000073FD0000-0x0000000074019000-memory.dmp

    Filesize

    292KB

  • memory/1408-193-0x0000000074020000-0x00000000740EE000-memory.dmp

    Filesize

    824KB

  • memory/1408-192-0x00000000740F0000-0x00000000741B8000-memory.dmp

    Filesize

    800KB

  • memory/1408-183-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/1408-191-0x00000000741C0000-0x000000007448F000-memory.dmp

    Filesize

    2.8MB

  • memory/2000-131-0x00000000741C0000-0x000000007448F000-memory.dmp

    Filesize

    2.8MB

  • memory/2000-130-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/2000-137-0x0000000073E00000-0x0000000073E88000-memory.dmp

    Filesize

    544KB

  • memory/2000-136-0x0000000073E90000-0x0000000073F9A000-memory.dmp

    Filesize

    1.0MB

  • memory/2000-163-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/2000-154-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/2000-151-0x00000000741C0000-0x000000007448F000-memory.dmp

    Filesize

    2.8MB

  • memory/2000-152-0x00000000740F0000-0x00000000741B8000-memory.dmp

    Filesize

    800KB

  • memory/2000-135-0x0000000073FA0000-0x0000000073FC4000-memory.dmp

    Filesize

    144KB

  • memory/2000-134-0x0000000073FD0000-0x0000000074019000-memory.dmp

    Filesize

    292KB

  • memory/2000-153-0x0000000074020000-0x00000000740EE000-memory.dmp

    Filesize

    824KB

  • memory/2000-150-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/2000-133-0x0000000074020000-0x00000000740EE000-memory.dmp

    Filesize

    824KB

  • memory/2000-181-0x0000000000E20000-0x0000000001224000-memory.dmp

    Filesize

    4.0MB

  • memory/2000-132-0x00000000740F0000-0x00000000741B8000-memory.dmp

    Filesize

    800KB

  • memory/2600-0-0x0000000074F40000-0x0000000074F79000-memory.dmp

    Filesize

    228KB

  • memory/2600-149-0x0000000000400000-0x0000000000BD8000-memory.dmp

    Filesize

    7.8MB

  • memory/2600-226-0x00000000739F0000-0x0000000073A29000-memory.dmp

    Filesize

    228KB

  • memory/2600-216-0x0000000074F40000-0x0000000074F79000-memory.dmp

    Filesize

    228KB

  • memory/2600-171-0x0000000000400000-0x0000000000BD8000-memory.dmp

    Filesize

    7.8MB

  • memory/2600-203-0x0000000000400000-0x0000000000BD8000-memory.dmp

    Filesize

    7.8MB

  • memory/2600-103-0x0000000000400000-0x0000000000BD8000-memory.dmp

    Filesize

    7.8MB

  • memory/2600-94-0x0000000000400000-0x0000000000BD8000-memory.dmp

    Filesize

    7.8MB

  • memory/2600-59-0x0000000000400000-0x0000000000BD8000-memory.dmp

    Filesize

    7.8MB

  • memory/2600-54-0x00000000739F0000-0x0000000073A29000-memory.dmp

    Filesize

    228KB