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Analysis

  • max time kernel
    145s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/05/2023, 20:11

General

  • Target

    arqui64937026476Cliente,Ref70645183bc53734.msi

  • Size

    15.5MB

  • MD5

    ad7cb6cd4ed39265dab644c4f17856fc

  • SHA1

    1465b3e3990a3c321cbfe5c7a8154a9e8dd82de3

  • SHA256

    e22a215c263b61d1b4ae976b9ec89e2f1581b32a2eaf94287cfd5420241918ec

  • SHA512

    85689328f5d5b2613b7c87b5c54c1d83c5583d02f618b6e5df1c65ed874d17c38989b1193f2a58fe10f359869b850c3650f4a0af313388e2e78135bddedf81cb

  • SSDEEP

    393216:ScpHAghg3UBtEXKGZVHkcR3E3tne/RxqLQJ:SIAgW3UBaJisU3tnInJ

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • VMProtect packed file 3 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 48 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Windows directory 13 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\arqui64937026476Cliente,Ref70645183bc53734.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2376
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4644
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 2ACEBE44FA823399E28ABAF1F9B93C45
      2⤵
      • Loads dropped DLL
      PID:2712
    • C:\Users\Admin\AppData\Roaming\BitDefender Antivirus\BitDefender\ArmExe.exe
      "C:\Users\Admin\AppData\Roaming\BitDefender Antivirus\BitDefender\ArmExe.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:3252

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Config.Msi\e571399.rbs

    Filesize

    9KB

    MD5

    ec86a4fa5ea0d4f82f0937e545529909

    SHA1

    1e2fa6ce3956eea33dd725ad7f0ad9b9e7087c0d

    SHA256

    ef2c7b8c390011f50d6dc14611d8b264f70fc07e4b26060a668ee0cd00f14f20

    SHA512

    fc8fdd9f49a484d46dc0cb7ec4a3a350c0e94ea7ae250ab1fdc6cd8fd098c0074f49963a9817bbb71cd34cbc2de82ed09ce9bd49c64ec900c19f3a13c9321853

  • C:\Users\Admin\AppData\Roaming\BitDefender Antivirus\BitDefender\ArmExe.exe

    Filesize

    2.4MB

    MD5

    96cc6f399cd2afe922f50258a9847df6

    SHA1

    82904600c0509b7273b609a78138c4464d5159bd

    SHA256

    e1ce739e24a311756a6ece80f9394e753e2ff70cf35107531e8699a54262a7ce

    SHA512

    7b2d0d3b9068ef5a8214d51c21de96a8c0981b3f7becb73bb43fc14187d51e1393b85e9770dbc4f1644285e46590634439ca3bb494a0e8eee7768520fedffd3f

  • C:\Users\Admin\AppData\Roaming\BitDefender Antivirus\BitDefender\ArmExe.exe

    Filesize

    2.4MB

    MD5

    96cc6f399cd2afe922f50258a9847df6

    SHA1

    82904600c0509b7273b609a78138c4464d5159bd

    SHA256

    e1ce739e24a311756a6ece80f9394e753e2ff70cf35107531e8699a54262a7ce

    SHA512

    7b2d0d3b9068ef5a8214d51c21de96a8c0981b3f7becb73bb43fc14187d51e1393b85e9770dbc4f1644285e46590634439ca3bb494a0e8eee7768520fedffd3f

  • C:\Users\Admin\AppData\Roaming\BitDefender Antivirus\BitDefender\brainstorm.dll

    Filesize

    12.7MB

    MD5

    e2e219b36b71b9ce5193d4304cd72739

    SHA1

    c12d79d0aaccbb30a3d9fbe660ccadb7db6ffa0f

    SHA256

    5b06d2da62ffdb69235427dc039903bf1e48afcb38f3da531a944e9e1bdbe8d0

    SHA512

    843652062fa3342f446cc8494dd20654e63ef34625730afaac2ddacce8633679a455585b9b61042c126850f736e85b238ab7633a2fb6c788a595981eeb139a6a

  • C:\Users\Admin\AppData\Roaming\BitDefender Antivirus\BitDefender\brainstorm.dll

    Filesize

    12.7MB

    MD5

    e2e219b36b71b9ce5193d4304cd72739

    SHA1

    c12d79d0aaccbb30a3d9fbe660ccadb7db6ffa0f

    SHA256

    5b06d2da62ffdb69235427dc039903bf1e48afcb38f3da531a944e9e1bdbe8d0

    SHA512

    843652062fa3342f446cc8494dd20654e63ef34625730afaac2ddacce8633679a455585b9b61042c126850f736e85b238ab7633a2fb6c788a595981eeb139a6a

  • C:\Users\Admin\AppData\Roaming\BitDefender Antivirus\BitDefender\libmysql.dll

    Filesize

    2.0MB

    MD5

    44dad33d2c2f921f30ed92e80cf44225

    SHA1

    5a240878104cb319f2e75a4634b0cf55c94d4c01

    SHA256

    4f999468e7a99471fc22339aea9b5189746f8fba36f77ee972c9299e09ad4815

    SHA512

    b5ade093c77668ad16335b6799ba8f0bc8a3857f1609eb7f6dd8434cdc64cda3f5411c312e768f3517de0c425271363a019c642719d5dc9573986b7334f184c9

  • C:\Users\Admin\AppData\Roaming\BitDefender Antivirus\BitDefender\libmysql.dll

    Filesize

    2.0MB

    MD5

    44dad33d2c2f921f30ed92e80cf44225

    SHA1

    5a240878104cb319f2e75a4634b0cf55c94d4c01

    SHA256

    4f999468e7a99471fc22339aea9b5189746f8fba36f77ee972c9299e09ad4815

    SHA512

    b5ade093c77668ad16335b6799ba8f0bc8a3857f1609eb7f6dd8434cdc64cda3f5411c312e768f3517de0c425271363a019c642719d5dc9573986b7334f184c9

  • C:\Windows\Installer\MSI1608.tmp

    Filesize

    584KB

    MD5

    ad6faed544d1f3b892268e4b47425736

    SHA1

    e893ad7e0b52f03cedd0f94a8b9655459286083c

    SHA256

    759936d197e6098be606432002b78067c3feb2dbc294f5776b1c8c3a38314f0b

    SHA512

    0a752417f5e3789fee92c6d755a0c34317b82cb0cb9995ba7b5f102b4e85ad0d48206d66cb766f48a767be2349c546b51e963ee6e032446447b29868943b2af5

  • C:\Windows\Installer\MSI1608.tmp

    Filesize

    584KB

    MD5

    ad6faed544d1f3b892268e4b47425736

    SHA1

    e893ad7e0b52f03cedd0f94a8b9655459286083c

    SHA256

    759936d197e6098be606432002b78067c3feb2dbc294f5776b1c8c3a38314f0b

    SHA512

    0a752417f5e3789fee92c6d755a0c34317b82cb0cb9995ba7b5f102b4e85ad0d48206d66cb766f48a767be2349c546b51e963ee6e032446447b29868943b2af5

  • C:\Windows\Installer\MSI3DD5.tmp

    Filesize

    584KB

    MD5

    ad6faed544d1f3b892268e4b47425736

    SHA1

    e893ad7e0b52f03cedd0f94a8b9655459286083c

    SHA256

    759936d197e6098be606432002b78067c3feb2dbc294f5776b1c8c3a38314f0b

    SHA512

    0a752417f5e3789fee92c6d755a0c34317b82cb0cb9995ba7b5f102b4e85ad0d48206d66cb766f48a767be2349c546b51e963ee6e032446447b29868943b2af5

  • C:\Windows\Installer\MSI3DD5.tmp

    Filesize

    584KB

    MD5

    ad6faed544d1f3b892268e4b47425736

    SHA1

    e893ad7e0b52f03cedd0f94a8b9655459286083c

    SHA256

    759936d197e6098be606432002b78067c3feb2dbc294f5776b1c8c3a38314f0b

    SHA512

    0a752417f5e3789fee92c6d755a0c34317b82cb0cb9995ba7b5f102b4e85ad0d48206d66cb766f48a767be2349c546b51e963ee6e032446447b29868943b2af5

  • C:\Windows\Installer\MSI417F.tmp

    Filesize

    584KB

    MD5

    ad6faed544d1f3b892268e4b47425736

    SHA1

    e893ad7e0b52f03cedd0f94a8b9655459286083c

    SHA256

    759936d197e6098be606432002b78067c3feb2dbc294f5776b1c8c3a38314f0b

    SHA512

    0a752417f5e3789fee92c6d755a0c34317b82cb0cb9995ba7b5f102b4e85ad0d48206d66cb766f48a767be2349c546b51e963ee6e032446447b29868943b2af5

  • C:\Windows\Installer\MSI417F.tmp

    Filesize

    584KB

    MD5

    ad6faed544d1f3b892268e4b47425736

    SHA1

    e893ad7e0b52f03cedd0f94a8b9655459286083c

    SHA256

    759936d197e6098be606432002b78067c3feb2dbc294f5776b1c8c3a38314f0b

    SHA512

    0a752417f5e3789fee92c6d755a0c34317b82cb0cb9995ba7b5f102b4e85ad0d48206d66cb766f48a767be2349c546b51e963ee6e032446447b29868943b2af5

  • C:\Windows\Installer\MSI417F.tmp

    Filesize

    584KB

    MD5

    ad6faed544d1f3b892268e4b47425736

    SHA1

    e893ad7e0b52f03cedd0f94a8b9655459286083c

    SHA256

    759936d197e6098be606432002b78067c3feb2dbc294f5776b1c8c3a38314f0b

    SHA512

    0a752417f5e3789fee92c6d755a0c34317b82cb0cb9995ba7b5f102b4e85ad0d48206d66cb766f48a767be2349c546b51e963ee6e032446447b29868943b2af5

  • C:\Windows\Installer\MSI423C.tmp

    Filesize

    584KB

    MD5

    ad6faed544d1f3b892268e4b47425736

    SHA1

    e893ad7e0b52f03cedd0f94a8b9655459286083c

    SHA256

    759936d197e6098be606432002b78067c3feb2dbc294f5776b1c8c3a38314f0b

    SHA512

    0a752417f5e3789fee92c6d755a0c34317b82cb0cb9995ba7b5f102b4e85ad0d48206d66cb766f48a767be2349c546b51e963ee6e032446447b29868943b2af5

  • C:\Windows\Installer\MSI423C.tmp

    Filesize

    584KB

    MD5

    ad6faed544d1f3b892268e4b47425736

    SHA1

    e893ad7e0b52f03cedd0f94a8b9655459286083c

    SHA256

    759936d197e6098be606432002b78067c3feb2dbc294f5776b1c8c3a38314f0b

    SHA512

    0a752417f5e3789fee92c6d755a0c34317b82cb0cb9995ba7b5f102b4e85ad0d48206d66cb766f48a767be2349c546b51e963ee6e032446447b29868943b2af5

  • C:\Windows\Installer\MSI476D.tmp

    Filesize

    584KB

    MD5

    ad6faed544d1f3b892268e4b47425736

    SHA1

    e893ad7e0b52f03cedd0f94a8b9655459286083c

    SHA256

    759936d197e6098be606432002b78067c3feb2dbc294f5776b1c8c3a38314f0b

    SHA512

    0a752417f5e3789fee92c6d755a0c34317b82cb0cb9995ba7b5f102b4e85ad0d48206d66cb766f48a767be2349c546b51e963ee6e032446447b29868943b2af5

  • C:\Windows\Installer\MSI476D.tmp

    Filesize

    584KB

    MD5

    ad6faed544d1f3b892268e4b47425736

    SHA1

    e893ad7e0b52f03cedd0f94a8b9655459286083c

    SHA256

    759936d197e6098be606432002b78067c3feb2dbc294f5776b1c8c3a38314f0b

    SHA512

    0a752417f5e3789fee92c6d755a0c34317b82cb0cb9995ba7b5f102b4e85ad0d48206d66cb766f48a767be2349c546b51e963ee6e032446447b29868943b2af5

  • C:\Windows\Installer\e571397.msi

    Filesize

    15.5MB

    MD5

    ad7cb6cd4ed39265dab644c4f17856fc

    SHA1

    1465b3e3990a3c321cbfe5c7a8154a9e8dd82de3

    SHA256

    e22a215c263b61d1b4ae976b9ec89e2f1581b32a2eaf94287cfd5420241918ec

    SHA512

    85689328f5d5b2613b7c87b5c54c1d83c5583d02f618b6e5df1c65ed874d17c38989b1193f2a58fe10f359869b850c3650f4a0af313388e2e78135bddedf81cb

  • memory/3252-176-0x0000000000400000-0x0000000000663000-memory.dmp

    Filesize

    2.4MB

  • memory/3252-177-0x0000000000720000-0x0000000000721000-memory.dmp

    Filesize

    4KB

  • memory/3252-175-0x0000000000720000-0x0000000000721000-memory.dmp

    Filesize

    4KB

  • memory/3252-185-0x0000000000400000-0x0000000000663000-memory.dmp

    Filesize

    2.4MB

  • memory/3252-187-0x0000000002C40000-0x0000000002C41000-memory.dmp

    Filesize

    4KB

  • memory/3252-188-0x0000000002C50000-0x0000000002C51000-memory.dmp

    Filesize

    4KB

  • memory/3252-189-0x0000000002C70000-0x0000000002C71000-memory.dmp

    Filesize

    4KB

  • memory/3252-190-0x0000000002C80000-0x0000000002C81000-memory.dmp

    Filesize

    4KB

  • memory/3252-191-0x0000000002C90000-0x0000000002C91000-memory.dmp

    Filesize

    4KB

  • memory/3252-192-0x0000000002CA0000-0x0000000002CA1000-memory.dmp

    Filesize

    4KB

  • memory/3252-193-0x0000000002CB0000-0x0000000002CB1000-memory.dmp

    Filesize

    4KB

  • memory/3252-194-0x0000000002CC0000-0x0000000002CC1000-memory.dmp

    Filesize

    4KB

  • memory/3252-195-0x0000000072580000-0x00000000744C8000-memory.dmp

    Filesize

    31.3MB

  • memory/3252-202-0x0000000002CD0000-0x0000000002CD1000-memory.dmp

    Filesize

    4KB

  • memory/3252-203-0x0000000000400000-0x0000000000663000-memory.dmp

    Filesize

    2.4MB