Analysis

  • max time kernel
    125s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-09-2024 16:54

General

  • Target

    exe.exe

  • Size

    406KB

  • MD5

    c1105b325208b94c7f2a054901ee7122

  • SHA1

    6d43a222928259afed09081427cea7efbe64cd33

  • SHA256

    eece8f6aa859eec0d58fde08b08d6716d0df66aacd180d102b4df5b4896bc23e

  • SHA512

    760efa89bd317d9383aae85f41f6d090461e21522cd8e4f4c5c90503ba9e0d4ec265fbdfa8c76fd32c1305c51128f27ea7a246b180fd5d574af64f0966093142

  • SSDEEP

    3072:hR3TSduMAhgamPis0/iR8mbeUUHoYOooc422f2c+2XF9HQjMR:hRjJhgaAis0/28mbVUHoQMj

Malware Config

Signatures

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 12 IoCs
  • FatalRat

    FatalRat is a modular infostealer family written in C++ first appearing in June 2021.

  • Fatal Rat payload 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 14 IoCs
  • VMProtect packed file 5 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Drops file in Program Files directory 10 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\exe.exe
    "C:\Users\Admin\AppData\Local\Temp\exe.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2456
    • C:\Users\Admin\AppData\Local\Temp\8lzwrz7fevekc6c\spower.exe
      C:\Users\Admin\AppData\Local\Temp\8lzwrz7fevekc6c\spower.exe
      2⤵
      • Executes dropped EXE
      PID:2944
    • C:\Users\Admin\AppData\Local\Temp\8lzwrz7fevekc6c\upssvc.exe
      C:\Users\Admin\AppData\Local\Temp\8lzwrz7fevekc6c\upssvc.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:2920
    • C:\ProgramData\NVIDIARV\svchost.exe
      C:\ProgramData\NVIDIARV\svchost.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      PID:1880
    • C:\Windows\SysWOW64\SCHTASKS.exe
      SCHTASKS /Create /SC ONLOGON /TN WindowsUpdata /F /RL HIGHEST /TR C:\Users\Public\Pictures8lzwrz7f\CCCef3Render.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1740
  • C:\Program Files\Microvirt\MEmuHyperv\mesvc.exe
    "C:\Program Files\Microvirt\MEmuHyperv\mesvc.exe" -Embedding
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    PID:2620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\8lzwrz7fevekc6c\upssvc.exe

    Filesize

    146KB

    MD5

    5645f4739313841c6af76fa40d1a2d95

    SHA1

    1fdf5d9e098fba6d49893b89eb8ca6a3ec7b8477

    SHA256

    fcdf15c6c5100c37876317cb678b4b2021dfa502e0d9872600c3060a3fc284c4

    SHA512

    038e74667a280be2ed4b9d3afb0711d6574a1316b73dd6a578e3e3066080d166d0e66755b150f4f77cd8b471c1d7a84bb023d4ac34d5cd380ce350b3ae570916

  • C:\Users\Public\Pictures\temp.tmp

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • \Program Files\Microvirt\MEmuHyperv\MEmuDDU.dll

    Filesize

    355KB

    MD5

    ce98c3cbd7bfcca2755b35e77a2bceb2

    SHA1

    c12c20bb69e7858682ab6bb21ca3971880efdc07

    SHA256

    1ec46488b2db690f6f769c6cfa7e3021ee6f88096303f04be43f3f2150d8c946

    SHA512

    dfc4f4b300cd2dc0d0f19b415da157b15ce666e1927266feb7a445ffb9199620bb7fc55746239f81fd3f79133c64c8d41822ccddc625288a33a6737a062faee5

  • \Program Files\Microvirt\MEmuHyperv\MEmuRT.dll

    Filesize

    3.8MB

    MD5

    56719cc92af72f56f46a5798b1430d9e

    SHA1

    497456e1b225a541058c8d7f96f2a3ef082d147c

    SHA256

    ca5e9919a5b3612a2faaab0f08f3e95db69e3d88d821a706c5d68d3f0d86d060

    SHA512

    5ca3fd7d6f86c5969949e55669c315287084633ccd42aae45cef170bce4fb05071637aaf6a9fce973cdb32003fdf02e184c8dc5aa3c327a17d3889084e07637a

  • \Program Files\Microvirt\MEmuHyperv\MSVCP100.dll

    Filesize

    612KB

    MD5

    89acd78f8c6d92947b3fcc78c7493036

    SHA1

    3317bd26eda9a7a0d49dfcfe27673d96b2873c95

    SHA256

    e7675926ff8f230e3ce88de65e47ab3fd6f8d617a93e062dd9ecc4226e9d16c0

    SHA512

    08ddb16ab60ea0f531f7853dc6a66a7a2302516e1b54258f2884528a4304cb05111b073d15387702c359f00bd96156043cadddd2b230bfa8bd288b578a11225f

  • \Program Files\Microvirt\MEmuHyperv\MSVCR100.dll

    Filesize

    830KB

    MD5

    34b2d5ad1c7c600f9d24660928a03382

    SHA1

    ab9621342ada12b355ea5fcd76b666193898c11b

    SHA256

    d7d6ff911503e848ffc6c0ba43382cc2e1e00b367d55ffdb883c54b688c5c28e

    SHA512

    0d86a396f81864c9ce5a57090fd45745f8c66a28f78fb469a6d62ce01c519f6a0c58d904afa99baef2f74ae4fe2308dc710c901d0394779837b82748679363fa

  • \Program Files\Microvirt\MEmuHyperv\libcrypto-1_1-x64.dll

    Filesize

    2.6MB

    MD5

    6def652fd7e5207c374fc51534bda953

    SHA1

    ee23eab28dd67ce96e7799a31801580c824cde5f

    SHA256

    80677a75588101ca6da2a22b74c02bd5b91aba2a62d1bce20d07370a9ddf0118

    SHA512

    f3284532571bfb83a622b019040e4882866941c66a06a9c83da23a1a820b940c48ffedd1d109c799b64d6bd30775cdb9ea1067869f565116653988bd763552a8

  • \Program Files\Microvirt\MEmuHyperv\libcurl.dll

    Filesize

    365KB

    MD5

    75b9bbfcf9581252474a5d1daa6e6641

    SHA1

    0fb1cfa16bf68fb13ba9816c2354af358bded167

    SHA256

    c78b0aa24630b35dfd3030626f873a89a39944ffa620b6afb42ae50eb1618f4b

    SHA512

    ed527526fd6053425fcefdfa5174d7dfa3b3b3601f33f8019b1215c9f1b85d823910f5a02c9bdd296d70058a516f9d464f42e712903144315e17f4ce7ad17561

  • \Program Files\Microvirt\MEmuHyperv\libssl-1_1-x64.dll

    Filesize

    639KB

    MD5

    2b242983d5fc098515105268eb22f0b7

    SHA1

    6a660eae893f16b988b44ec943a8dacf808f467e

    SHA256

    1679808a0a410e73d7807c1facfd0ce0ee1e6270b35d29dcdf0a8977c17418ac

    SHA512

    905b01240f92124f71acd61a075887d89a83699681f585a246aa44b9d514829adec5ab827d720c7c7eccd8392698ee3f18fe9b2f7fcd81000cb0f40caa28ff06

  • \Program Files\Microvirt\MEmuHyperv\mesvc.exe

    Filesize

    4.6MB

    MD5

    8c1eca3e2fe8f5fd1a0ce4b4a8cf4409

    SHA1

    8d45e044cbdcf645fe359864bc700b2568032687

    SHA256

    6ef47689ea1309e43869ec59861a677fe4e40cf03eb89386fc7d32fc516e9671

    SHA512

    4bf03b1453fa1f1bed14cb133c01c7b9b348f82da775bbbeaefc7867d348928c265b6b38623ced8b711138876365d63a669955920a5b5ae119975184297fe54f

  • \ProgramData\NVIDIARV\svchost.exe

    Filesize

    3.3MB

    MD5

    3670adfc30d5b2719002b7dfce6192b5

    SHA1

    23b4956a4ee353153a8ceda6b14079d26303cc78

    SHA256

    56c03d3a3e962ad2c0167b1baa48f309a368f1c132e4b9b10142eeb2b862679a

    SHA512

    1648e62c7ba77618e60066ef245af255a1df968b5b7b75a484a16aa0540b50252fc8461156d8b9a4d756cd7ed6567364d21d4c0093633787d310e943caf6712e

  • \Users\Admin\AppData\Local\Temp\8lzwrz7fevekc6c\spower.exe

    Filesize

    1.1MB

    MD5

    3c124149591abc905e07753ad7bf5a35

    SHA1

    c8d0fe2de8882bd26c394b7e602142f6c9674e43

    SHA256

    1520fa7e27eb0b310bc83946594251b570f1d4042345eea243010260e7676ac6

    SHA512

    67e30eda7eb311a7778c6cde5f1fbec7cd72e00a650f89e2930135ce8861c5128ddc1e463d225eb011bf5359d1f16571f1c6f42ce629c3a76fe586268624911e

  • memory/1880-95-0x0000000010000000-0x000000001002D000-memory.dmp

    Filesize

    180KB

  • memory/1880-93-0x0000000000400000-0x000000000090F000-memory.dmp

    Filesize

    5.1MB

  • memory/2456-67-0x0000000003220000-0x0000000003269000-memory.dmp

    Filesize

    292KB

  • memory/2456-80-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2456-5-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2456-1-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2456-0-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2456-38-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2456-2-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2456-102-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2456-23-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2456-66-0x0000000003220000-0x0000000003269000-memory.dmp

    Filesize

    292KB

  • memory/2456-65-0x0000000003CC0000-0x0000000003EFA000-memory.dmp

    Filesize

    2.2MB

  • memory/2456-27-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2456-32-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2456-3-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2456-35-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2456-83-0x0000000003220000-0x0000000003269000-memory.dmp

    Filesize

    292KB

  • memory/2456-20-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2456-82-0x0000000003CC0000-0x0000000003EFA000-memory.dmp

    Filesize

    2.2MB

  • memory/2920-79-0x000000013FBD0000-0x000000013FC19000-memory.dmp

    Filesize

    292KB

  • memory/2920-77-0x000000013FBD0000-0x000000013FC19000-memory.dmp

    Filesize

    292KB

  • memory/2920-69-0x000000013FBD0000-0x000000013FC19000-memory.dmp

    Filesize

    292KB

  • memory/2944-84-0x000000013FB10000-0x000000013FD4A000-memory.dmp

    Filesize

    2.2MB

  • memory/2944-73-0x000000013FB10000-0x000000013FD4A000-memory.dmp

    Filesize

    2.2MB

  • memory/2944-71-0x000000013FB10000-0x000000013FD4A000-memory.dmp

    Filesize

    2.2MB