Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-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.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 33 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 4 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 7 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.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: RenamesItself 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a99a8953769de42b0a9673ed1e8003793b5228a225f4b8a5d7a3f2c80fb1146N.exe
    "C:\Users\Admin\AppData\Local\Temp\0a99a8953769de42b0a9673ed1e8003793b5228a225f4b8a5d7a3f2c80fb1146N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2076
    • 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:2516
    • 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:2964
    • 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:868
    • 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:2020

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

    d9a63635de98e9a2de622e4fda5a1996

    SHA1

    1caa802af80214e0035e9cdb44f99fb5dbeebe93

    SHA256

    689ce8dc13978889ef5b7725ef8f4eb94cb0810fe23af08c23bb391e88719026

    SHA512

    5f8f0a6ae05c19ea6dc382a599e1f1634fa3dcfda54df822ef593f66ceb5616f1aedb37e56d68db07e41474f56ad4e3fb20cb170a72cec0677450de20d05b1d6

  • 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.new

    Filesize

    20.4MB

    MD5

    a93900fc1091ae662c7df7635a1ca6e6

    SHA1

    79ea6bbc66adc0dbca4675165a159cda2347e1ad

    SHA256

    a623a796e771d2eca7e603dc5573a647acaa1261389185fe81f03f8b1224cf58

    SHA512

    e4aeeab26fa9a39d3b4105c1ff9de06ca464307bc760557d284c35cf0874045244be3758019bd8559c570b953102df46d3bda00d4315fb836ed20507c2be8429

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

    Filesize

    6.5MB

    MD5

    c56fca8305891a604d6cb9fc48e7bea0

    SHA1

    0232a6f888fc9a8461fad68b42b38c9200b6b309

    SHA256

    591268ec4d2d585f975d070b831bfed7cbef09abc49fb7de4f38dbf803f1f260

    SHA512

    c594bf57f7d83c2c4bd42fa6754ecaf038e59f76f1f8876940a95e6e78d20486efe903e1d7f5117e0260a1d588d95b955198267b169e5c89c23f1415398ead49

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

    Filesize

    232B

    MD5

    5a58139839534ff0547bb25adb471a3b

    SHA1

    56346f20d54e212bb100c7baac193a52b4b2760a

    SHA256

    e9f35e813fbac2a3197c14da79d2f1e0e44cfde372309476e93d99849f863cc5

    SHA512

    3e9753fc7894772c65b8d68bf7027794fc560047edd6899beae0cfc5f8ba67408342bdb2c5c9c12c69d0efe79cc333a7074d7147e9494df880861f1987387c88

  • 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/868-238-0x00000000731B0000-0x000000007327E000-memory.dmp

    Filesize

    824KB

  • memory/868-217-0x0000000073C30000-0x0000000073CF8000-memory.dmp

    Filesize

    800KB

  • memory/868-221-0x0000000074300000-0x0000000074324000-memory.dmp

    Filesize

    144KB

  • memory/868-220-0x00000000731B0000-0x000000007327E000-memory.dmp

    Filesize

    824KB

  • memory/868-222-0x0000000073DD0000-0x000000007409F000-memory.dmp

    Filesize

    2.8MB

  • memory/868-219-0x0000000073D40000-0x0000000073DC8000-memory.dmp

    Filesize

    544KB

  • memory/868-218-0x0000000073B20000-0x0000000073C2A000-memory.dmp

    Filesize

    1.0MB

  • memory/868-216-0x0000000074330000-0x0000000074379000-memory.dmp

    Filesize

    292KB

  • memory/868-239-0x0000000074300000-0x0000000074324000-memory.dmp

    Filesize

    144KB

  • memory/868-237-0x0000000073D40000-0x0000000073DC8000-memory.dmp

    Filesize

    544KB

  • memory/868-236-0x0000000073B20000-0x0000000073C2A000-memory.dmp

    Filesize

    1.0MB

  • memory/868-235-0x0000000073C30000-0x0000000073CF8000-memory.dmp

    Filesize

    800KB

  • memory/868-234-0x0000000074330000-0x0000000074379000-memory.dmp

    Filesize

    292KB

  • memory/868-232-0x0000000073DD0000-0x000000007409F000-memory.dmp

    Filesize

    2.8MB

  • memory/868-233-0x0000000000AC0000-0x0000000000EC4000-memory.dmp

    Filesize

    4.0MB

  • memory/2020-289-0x0000000073D40000-0x0000000073DC8000-memory.dmp

    Filesize

    544KB

  • memory/2020-288-0x0000000073B20000-0x0000000073C2A000-memory.dmp

    Filesize

    1.0MB

  • memory/2020-305-0x0000000073B20000-0x0000000073C2A000-memory.dmp

    Filesize

    1.0MB

  • memory/2020-290-0x00000000731B0000-0x000000007327E000-memory.dmp

    Filesize

    824KB

  • memory/2020-303-0x0000000074330000-0x0000000074379000-memory.dmp

    Filesize

    292KB

  • memory/2020-306-0x0000000073D40000-0x0000000073DC8000-memory.dmp

    Filesize

    544KB

  • memory/2020-291-0x0000000074300000-0x0000000074324000-memory.dmp

    Filesize

    144KB

  • memory/2020-307-0x00000000731B0000-0x000000007327E000-memory.dmp

    Filesize

    824KB

  • memory/2020-304-0x0000000073C30000-0x0000000073CF8000-memory.dmp

    Filesize

    800KB

  • memory/2020-287-0x0000000073C30000-0x0000000073CF8000-memory.dmp

    Filesize

    800KB

  • memory/2020-286-0x0000000074330000-0x0000000074379000-memory.dmp

    Filesize

    292KB

  • memory/2020-285-0x0000000073DD0000-0x000000007409F000-memory.dmp

    Filesize

    2.8MB

  • memory/2020-308-0x0000000074300000-0x0000000074324000-memory.dmp

    Filesize

    144KB

  • memory/2020-302-0x0000000073DD0000-0x000000007409F000-memory.dmp

    Filesize

    2.8MB

  • memory/2020-301-0x0000000000AC0000-0x0000000000EC4000-memory.dmp

    Filesize

    4.0MB

  • memory/2076-54-0x0000000000400000-0x0000000000BD8000-memory.dmp

    Filesize

    7.8MB

  • memory/2076-34-0x0000000003EC0000-0x00000000042C4000-memory.dmp

    Filesize

    4.0MB

  • memory/2076-167-0x0000000000BE0000-0x0000000000BEA000-memory.dmp

    Filesize

    40KB

  • memory/2076-168-0x0000000000400000-0x0000000000BD8000-memory.dmp

    Filesize

    7.8MB

  • memory/2076-169-0x00000000056E0000-0x0000000005AE4000-memory.dmp

    Filesize

    4.0MB

  • memory/2076-309-0x00000000046C0000-0x00000000046CA000-memory.dmp

    Filesize

    40KB

  • memory/2076-43-0x0000000003EC0000-0x00000000042C4000-memory.dmp

    Filesize

    4.0MB

  • memory/2076-284-0x0000000005A00000-0x0000000005E04000-memory.dmp

    Filesize

    4.0MB

  • memory/2076-166-0x0000000000BE0000-0x0000000000BEA000-memory.dmp

    Filesize

    40KB

  • memory/2076-44-0x0000000000400000-0x0000000000BD8000-memory.dmp

    Filesize

    7.8MB

  • memory/2076-190-0x0000000000400000-0x0000000000BD8000-memory.dmp

    Filesize

    7.8MB

  • memory/2076-192-0x00000000046C0000-0x00000000046CA000-memory.dmp

    Filesize

    40KB

  • memory/2076-191-0x00000000046C0000-0x00000000046CA000-memory.dmp

    Filesize

    40KB

  • memory/2076-74-0x0000000000400000-0x0000000000BD8000-memory.dmp

    Filesize

    7.8MB

  • memory/2076-261-0x00000000046C0000-0x00000000046CA000-memory.dmp

    Filesize

    40KB

  • memory/2076-242-0x0000000005900000-0x0000000005D04000-memory.dmp

    Filesize

    4.0MB

  • memory/2076-240-0x00000000046C0000-0x00000000046CA000-memory.dmp

    Filesize

    40KB

  • memory/2076-99-0x0000000000400000-0x0000000000BD8000-memory.dmp

    Filesize

    7.8MB

  • memory/2076-101-0x0000000000BE0000-0x0000000000BEA000-memory.dmp

    Filesize

    40KB

  • memory/2076-146-0x00000000056E0000-0x0000000005AE4000-memory.dmp

    Filesize

    4.0MB

  • memory/2076-215-0x0000000005900000-0x0000000005D04000-memory.dmp

    Filesize

    4.0MB

  • memory/2076-100-0x0000000000BE0000-0x0000000000BEA000-memory.dmp

    Filesize

    40KB

  • memory/2516-46-0x0000000000AC0000-0x0000000000EC4000-memory.dmp

    Filesize

    4.0MB

  • memory/2516-40-0x00000000742A0000-0x0000000074328000-memory.dmp

    Filesize

    544KB

  • memory/2516-45-0x0000000000AC0000-0x0000000000EC4000-memory.dmp

    Filesize

    4.0MB

  • memory/2516-42-0x00000000743D0000-0x00000000743F4000-memory.dmp

    Filesize

    144KB

  • memory/2516-137-0x0000000000AC0000-0x0000000000EC4000-memory.dmp

    Filesize

    4.0MB

  • memory/2516-41-0x0000000073B20000-0x0000000073BEE000-memory.dmp

    Filesize

    824KB

  • memory/2516-82-0x0000000000AC0000-0x0000000000EC4000-memory.dmp

    Filesize

    4.0MB

  • memory/2516-39-0x0000000073BF0000-0x0000000073CFA000-memory.dmp

    Filesize

    1.0MB

  • memory/2516-38-0x0000000073D00000-0x0000000073DC8000-memory.dmp

    Filesize

    800KB

  • memory/2516-37-0x0000000074330000-0x0000000074379000-memory.dmp

    Filesize

    292KB

  • memory/2516-36-0x0000000073DD0000-0x000000007409F000-memory.dmp

    Filesize

    2.8MB

  • memory/2516-55-0x0000000000AC0000-0x0000000000EC4000-memory.dmp

    Filesize

    4.0MB

  • memory/2516-115-0x0000000000AC0000-0x0000000000EC4000-memory.dmp

    Filesize

    4.0MB

  • memory/2516-35-0x0000000000AC0000-0x0000000000EC4000-memory.dmp

    Filesize

    4.0MB

  • memory/2964-157-0x00000000731B0000-0x000000007327E000-memory.dmp

    Filesize

    824KB

  • memory/2964-173-0x0000000000AC0000-0x0000000000EC4000-memory.dmp

    Filesize

    4.0MB

  • memory/2964-170-0x0000000000AC0000-0x0000000000EC4000-memory.dmp

    Filesize

    4.0MB

  • memory/2964-172-0x0000000073C30000-0x0000000073CF8000-memory.dmp

    Filesize

    800KB

  • memory/2964-154-0x0000000073C30000-0x0000000073CF8000-memory.dmp

    Filesize

    800KB

  • memory/2964-155-0x0000000073B20000-0x0000000073C2A000-memory.dmp

    Filesize

    1.0MB

  • memory/2964-156-0x0000000073D40000-0x0000000073DC8000-memory.dmp

    Filesize

    544KB

  • memory/2964-182-0x0000000000AC0000-0x0000000000EC4000-memory.dmp

    Filesize

    4.0MB

  • memory/2964-149-0x0000000074330000-0x0000000074379000-memory.dmp

    Filesize

    292KB

  • memory/2964-158-0x0000000074300000-0x0000000074324000-memory.dmp

    Filesize

    144KB

  • memory/2964-147-0x0000000000AC0000-0x0000000000EC4000-memory.dmp

    Filesize

    4.0MB

  • memory/2964-171-0x0000000073DD0000-0x000000007409F000-memory.dmp

    Filesize

    2.8MB

  • memory/2964-148-0x0000000073DD0000-0x000000007409F000-memory.dmp

    Filesize

    2.8MB