Analysis

  • max time kernel
    151s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 08:39

General

  • Target

    d07c52e76e70f10941d294fbf9cbb34fcb3097d1a0a3d3c9d5f216b3b0a83462.exe

  • Size

    1.4MB

  • MD5

    da07bd9468f54a1b6b2e0ef10af1055d

  • SHA1

    e92509af85492c6ac6f9c9713ae4be8c129cfb81

  • SHA256

    d07c52e76e70f10941d294fbf9cbb34fcb3097d1a0a3d3c9d5f216b3b0a83462

  • SHA512

    036478fe9143a55ac12db163d7edf76b1c2dfc4f701d83cea1d99c010faa4300620da62e01326ff8113cbc903f65c2c0013b91edae944e5fb223f2d9a831a1e6

  • SSDEEP

    24576:1NrVMor2JF195R3LrLiMrdbWEDdfRp4/53XUn1Qk3Pc29x+GQX8LsBLli:1PrAbvR3LiMrj5fROh3U1tBx+GA8L8U

Malware Config

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • Executes dropped EXE 4 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Maps connected drives based on registry 3 TTPs 6 IoCs

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

  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 46 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d07c52e76e70f10941d294fbf9cbb34fcb3097d1a0a3d3c9d5f216b3b0a83462.exe
    "C:\Users\Admin\AppData\Local\Temp\d07c52e76e70f10941d294fbf9cbb34fcb3097d1a0a3d3c9d5f216b3b0a83462.exe"
    1⤵
    • Checks computer location settings
    • Maps connected drives based on registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4436
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Anti Virus" /t REG_SZ /d "C:\ProgramData\taskhost.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1016
      • C:\Windows\SysWOW64\reg.exe
        reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Anti Virus" /t REG_SZ /d "C:\ProgramData\taskhost.exe"
        3⤵
        • Adds Run key to start application
        PID:1780
    • C:\ProgramData\taskhost.exe
      "C:\ProgramData\taskhost.exe"
      2⤵
      • Executes dropped EXE
      • Maps connected drives based on registry
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2452
      • C:\ProgramData\taskhost.exe
        "C:\ProgramData\taskhost.exe"
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:1760
        • C:\Users\Admin\AppData\Roaming\Windows Update.exe
          "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4012
      • C:\ProgramData\taskhost.exe
        "C:\ProgramData\taskhost.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4676
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
          4⤵
          • Accesses Microsoft Outlook accounts
          • Suspicious use of AdjustPrivilegeToken
          PID:4476
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:3364

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\taskhost.exe
    Filesize

    1.4MB

    MD5

    da07bd9468f54a1b6b2e0ef10af1055d

    SHA1

    e92509af85492c6ac6f9c9713ae4be8c129cfb81

    SHA256

    d07c52e76e70f10941d294fbf9cbb34fcb3097d1a0a3d3c9d5f216b3b0a83462

    SHA512

    036478fe9143a55ac12db163d7edf76b1c2dfc4f701d83cea1d99c010faa4300620da62e01326ff8113cbc903f65c2c0013b91edae944e5fb223f2d9a831a1e6

  • C:\ProgramData\taskhost.exe
    Filesize

    1.4MB

    MD5

    da07bd9468f54a1b6b2e0ef10af1055d

    SHA1

    e92509af85492c6ac6f9c9713ae4be8c129cfb81

    SHA256

    d07c52e76e70f10941d294fbf9cbb34fcb3097d1a0a3d3c9d5f216b3b0a83462

    SHA512

    036478fe9143a55ac12db163d7edf76b1c2dfc4f701d83cea1d99c010faa4300620da62e01326ff8113cbc903f65c2c0013b91edae944e5fb223f2d9a831a1e6

  • C:\ProgramData\taskhost.exe
    Filesize

    1.4MB

    MD5

    da07bd9468f54a1b6b2e0ef10af1055d

    SHA1

    e92509af85492c6ac6f9c9713ae4be8c129cfb81

    SHA256

    d07c52e76e70f10941d294fbf9cbb34fcb3097d1a0a3d3c9d5f216b3b0a83462

    SHA512

    036478fe9143a55ac12db163d7edf76b1c2dfc4f701d83cea1d99c010faa4300620da62e01326ff8113cbc903f65c2c0013b91edae944e5fb223f2d9a831a1e6

  • C:\ProgramData\taskhost.exe
    Filesize

    1.4MB

    MD5

    da07bd9468f54a1b6b2e0ef10af1055d

    SHA1

    e92509af85492c6ac6f9c9713ae4be8c129cfb81

    SHA256

    d07c52e76e70f10941d294fbf9cbb34fcb3097d1a0a3d3c9d5f216b3b0a83462

    SHA512

    036478fe9143a55ac12db163d7edf76b1c2dfc4f701d83cea1d99c010faa4300620da62e01326ff8113cbc903f65c2c0013b91edae944e5fb223f2d9a831a1e6

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\taskhost.exe.log
    Filesize

    594B

    MD5

    fdb26b3b547022b45cfaeee57eafd566

    SHA1

    11c6798b8a59233f404014c5e79b3363cd564b37

    SHA256

    2707fc7f074413881b7bafca05079327b188db6005709951e7f69d39a2af97c0

    SHA512

    44d9bb8c0f0b341690d00eda86e15a50f7f29ce9595925c1a2a7e19ad26202d10049a7a97bea278ecb7d429ad555de8edceeffff664d4b06309a9410a09bb700

  • C:\Users\Admin\AppData\Local\Temp\SysInfo.txt
    Filesize

    27B

    MD5

    469935cb7643d938462dd8626ea43f19

    SHA1

    3b3c8fe30ffeda03f33e24d52e0fbf8fc241fee1

    SHA256

    700a1869538429540c91e3af61a69fbc7499669cb64b1a559b2b9b5353147b90

    SHA512

    090cb742c27ea35169eae61ae19d343ed9b5fd93000e58cdf2921dbfd3a0417ead7860730413c81e971c1eae83080118bb2c6fbeb7d5a44631d2569c2f59dd6e

  • C:\Users\Admin\AppData\Local\Temp\holdermail.txt
    Filesize

    327B

    MD5

    1265c5140a2f68b05b92aa1a25a2abb6

    SHA1

    627a660e9d2a41c8c4a662ca44fdb68a1356bc82

    SHA256

    694bae0c1ebf6f8eeb8d902b1bfad57ed9a42dea6d3e327a0137a1c9f4f0c6b9

    SHA512

    ad6a1dd57ec84459f28926d07e25f2c4f49dc67ff95b8400e85c3bcb8eccc471dbac5e2b1a2758fb563866ecacc2fae4657dfb85197fb4cd2547eef334b8a216

  • C:\Users\Admin\AppData\Local\Temp\holdermail.txt
    Filesize

    1KB

    MD5

    01e7975c708365983265ae40d604beb4

    SHA1

    f1c793c9b7a312d355cd944928ba9272bbeec44e

    SHA256

    95d7aeb5f67dc33d0b62d02b26a5d469436f58f2246fd95189a8b86220bc9a40

    SHA512

    9c67c306fbb0e191ea7af01388c6a99714c353590d99887ddd0b0ceee3f6cd3af2e7b2c8d1d22a5a34dac746e4b2156876d935a658afc9a1d38597fd4922e023

  • C:\Users\Admin\AppData\Roaming\Windows Update.exe
    Filesize

    1.4MB

    MD5

    da07bd9468f54a1b6b2e0ef10af1055d

    SHA1

    e92509af85492c6ac6f9c9713ae4be8c129cfb81

    SHA256

    d07c52e76e70f10941d294fbf9cbb34fcb3097d1a0a3d3c9d5f216b3b0a83462

    SHA512

    036478fe9143a55ac12db163d7edf76b1c2dfc4f701d83cea1d99c010faa4300620da62e01326ff8113cbc903f65c2c0013b91edae944e5fb223f2d9a831a1e6

  • C:\Users\Admin\AppData\Roaming\Windows Update.exe
    Filesize

    1.4MB

    MD5

    da07bd9468f54a1b6b2e0ef10af1055d

    SHA1

    e92509af85492c6ac6f9c9713ae4be8c129cfb81

    SHA256

    d07c52e76e70f10941d294fbf9cbb34fcb3097d1a0a3d3c9d5f216b3b0a83462

    SHA512

    036478fe9143a55ac12db163d7edf76b1c2dfc4f701d83cea1d99c010faa4300620da62e01326ff8113cbc903f65c2c0013b91edae944e5fb223f2d9a831a1e6

  • memory/1016-134-0x0000000000000000-mapping.dmp
  • memory/1760-150-0x0000000074840000-0x0000000074DF1000-memory.dmp
    Filesize

    5.7MB

  • memory/1760-144-0x0000000074840000-0x0000000074DF1000-memory.dmp
    Filesize

    5.7MB

  • memory/1760-142-0x0000000000400000-0x0000000000522000-memory.dmp
    Filesize

    1.1MB

  • memory/1760-141-0x0000000000000000-mapping.dmp
  • memory/1780-135-0x0000000000000000-mapping.dmp
  • memory/2452-140-0x0000000074840000-0x0000000074DF1000-memory.dmp
    Filesize

    5.7MB

  • memory/2452-145-0x0000000074840000-0x0000000074DF1000-memory.dmp
    Filesize

    5.7MB

  • memory/2452-136-0x0000000000000000-mapping.dmp
  • memory/3364-168-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/3364-167-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/3364-166-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/3364-169-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/3364-165-0x0000000000000000-mapping.dmp
  • memory/3364-171-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/4012-157-0x0000000074840000-0x0000000074DF1000-memory.dmp
    Filesize

    5.7MB

  • memory/4012-146-0x0000000000000000-mapping.dmp
  • memory/4012-149-0x0000000074840000-0x0000000074DF1000-memory.dmp
    Filesize

    5.7MB

  • memory/4436-139-0x0000000074840000-0x0000000074DF1000-memory.dmp
    Filesize

    5.7MB

  • memory/4436-133-0x0000000074840000-0x0000000074DF1000-memory.dmp
    Filesize

    5.7MB

  • memory/4436-132-0x0000000074840000-0x0000000074DF1000-memory.dmp
    Filesize

    5.7MB

  • memory/4476-163-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/4476-158-0x0000000000000000-mapping.dmp
  • memory/4476-159-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/4476-160-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/4476-161-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/4676-156-0x0000000074840000-0x0000000074DF1000-memory.dmp
    Filesize

    5.7MB

  • memory/4676-164-0x0000000074840000-0x0000000074DF1000-memory.dmp
    Filesize

    5.7MB

  • memory/4676-151-0x0000000000000000-mapping.dmp