Analysis

  • max time kernel
    146s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2022 21:17

General

  • Target

    f677d2fffd8bce6f18a28b156c937e1e28a83bb2a29e2470e76d9314c2168678.msi

  • Size

    720KB

  • MD5

    123e08900a96c6f2f8edf6f7c8658436

  • SHA1

    da2ab9ffa5011065e3caf4a6ee539790e514ab2f

  • SHA256

    f677d2fffd8bce6f18a28b156c937e1e28a83bb2a29e2470e76d9314c2168678

  • SHA512

    9c43da596de9b358798adb049e87c02ff13641d4b6f5449d1f9f94b50c798f45a30cc4ef7086102deb22027b4c6366b888981ac68c3d998685332c2b021ae9f8

  • SSDEEP

    12288:mwHL0D7BkCPumy9chfA+tk8B0igC+/NHBQ1SdwS:PHL0R/zyt++8BtZKBmS+

Malware Config

Extracted

Family

icedid

Campaign

787509923

C2

kamintrewftor.com

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • Blocklisted process makes network request 2 IoCs
  • Loads dropped DLL 6 IoCs
  • Enumerates connected drives 3 TTPs 48 IoCs

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

  • Drops file in Windows directory 15 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 43 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\f677d2fffd8bce6f18a28b156c937e1e28a83bb2a29e2470e76d9314c2168678.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1972
  • 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:956
    • C:\Windows\system32\MsiExec.exe
      C:\Windows\system32\MsiExec.exe -Embedding 8C51D0FC9FB2A4240D15D73127C0293C
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1528
      • C:\Windows\system32\rundll32.exe
        rundll32.exe "C:\Windows\Installer\MSI3554.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_7157357 1 test.cs!Test.CustomActions.MyAction
        3⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1868
        • C:\Windows\System32\rundll32.exe
          "C:\Windows\System32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\tmp3DBD.dll",init
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          PID:1172
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1408
  • C:\Windows\system32\DrvInst.exe
    DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000005A8" "00000000000005B4"
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:1776

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp3DBD.dll
    Filesize

    269KB

    MD5

    c7ca67a72a6cad3fc366e6e172539859

    SHA1

    fd1855605f49c59a0894f7a8b848303eb099f496

    SHA256

    c705008b6656feabe462ebb2363d6a259581cea574872cb1c6c440dbd23ad4fa

    SHA512

    5727151a1e2680fd482fa8a882ead4242c1f96b4119f0c7672fc7a5b5d2df8a226b15dc69f6ce0f7ccfe17510f21a0af4c23ecb000bda6f29252daf724c16fbd

  • C:\Windows\Installer\MSI3554.tmp
    Filesize

    413KB

    MD5

    58764e57acbeec211e0dc2d07ca2fb3e

    SHA1

    018b975e148ea657253a8dfd1f78fbf6d7de680b

    SHA256

    13954d45b324ba4c5c4148cbd469289e62f783b0304aba398cf426a993a5a379

    SHA512

    52a383131ae466a4ddf72801e7c6832c6508a5caa54f67ef4c09d3658a175a0a85c2d5609ead9c418779b4c14dd7bac5cde8557415d52bed3d22204d12ab07af

  • \??\PIPE\samr
    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • \Users\Admin\AppData\Local\Temp\tmp3DBD.dll
    Filesize

    269KB

    MD5

    c7ca67a72a6cad3fc366e6e172539859

    SHA1

    fd1855605f49c59a0894f7a8b848303eb099f496

    SHA256

    c705008b6656feabe462ebb2363d6a259581cea574872cb1c6c440dbd23ad4fa

    SHA512

    5727151a1e2680fd482fa8a882ead4242c1f96b4119f0c7672fc7a5b5d2df8a226b15dc69f6ce0f7ccfe17510f21a0af4c23ecb000bda6f29252daf724c16fbd

  • \Users\Admin\AppData\Local\Temp\tmp3DBD.dll
    Filesize

    269KB

    MD5

    c7ca67a72a6cad3fc366e6e172539859

    SHA1

    fd1855605f49c59a0894f7a8b848303eb099f496

    SHA256

    c705008b6656feabe462ebb2363d6a259581cea574872cb1c6c440dbd23ad4fa

    SHA512

    5727151a1e2680fd482fa8a882ead4242c1f96b4119f0c7672fc7a5b5d2df8a226b15dc69f6ce0f7ccfe17510f21a0af4c23ecb000bda6f29252daf724c16fbd

  • \Users\Admin\AppData\Local\Temp\tmp3DBD.dll
    Filesize

    269KB

    MD5

    c7ca67a72a6cad3fc366e6e172539859

    SHA1

    fd1855605f49c59a0894f7a8b848303eb099f496

    SHA256

    c705008b6656feabe462ebb2363d6a259581cea574872cb1c6c440dbd23ad4fa

    SHA512

    5727151a1e2680fd482fa8a882ead4242c1f96b4119f0c7672fc7a5b5d2df8a226b15dc69f6ce0f7ccfe17510f21a0af4c23ecb000bda6f29252daf724c16fbd

  • \Users\Admin\AppData\Local\Temp\tmp3DBD.dll
    Filesize

    269KB

    MD5

    c7ca67a72a6cad3fc366e6e172539859

    SHA1

    fd1855605f49c59a0894f7a8b848303eb099f496

    SHA256

    c705008b6656feabe462ebb2363d6a259581cea574872cb1c6c440dbd23ad4fa

    SHA512

    5727151a1e2680fd482fa8a882ead4242c1f96b4119f0c7672fc7a5b5d2df8a226b15dc69f6ce0f7ccfe17510f21a0af4c23ecb000bda6f29252daf724c16fbd

  • \Windows\Installer\MSI3554.tmp
    Filesize

    413KB

    MD5

    58764e57acbeec211e0dc2d07ca2fb3e

    SHA1

    018b975e148ea657253a8dfd1f78fbf6d7de680b

    SHA256

    13954d45b324ba4c5c4148cbd469289e62f783b0304aba398cf426a993a5a379

    SHA512

    52a383131ae466a4ddf72801e7c6832c6508a5caa54f67ef4c09d3658a175a0a85c2d5609ead9c418779b4c14dd7bac5cde8557415d52bed3d22204d12ab07af

  • \Windows\Installer\MSI3554.tmp
    Filesize

    413KB

    MD5

    58764e57acbeec211e0dc2d07ca2fb3e

    SHA1

    018b975e148ea657253a8dfd1f78fbf6d7de680b

    SHA256

    13954d45b324ba4c5c4148cbd469289e62f783b0304aba398cf426a993a5a379

    SHA512

    52a383131ae466a4ddf72801e7c6832c6508a5caa54f67ef4c09d3658a175a0a85c2d5609ead9c418779b4c14dd7bac5cde8557415d52bed3d22204d12ab07af

  • memory/1172-67-0x0000000000000000-mapping.dmp
  • memory/1172-73-0x0000000000120000-0x0000000000129000-memory.dmp
    Filesize

    36KB

  • memory/1528-57-0x0000000000000000-mapping.dmp
  • memory/1868-63-0x0000000001BB0000-0x0000000001BDE000-memory.dmp
    Filesize

    184KB

  • memory/1868-64-0x0000000001D50000-0x0000000001D5A000-memory.dmp
    Filesize

    40KB

  • memory/1868-65-0x0000000001F90000-0x0000000002000000-memory.dmp
    Filesize

    448KB

  • memory/1868-61-0x0000000000000000-mapping.dmp
  • memory/1972-54-0x000007FEFBD01000-0x000007FEFBD03000-memory.dmp
    Filesize

    8KB