Analysis

  • max time kernel
    146s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 11:44

General

  • Target

    6084cd13efde3d92fa87679755922c889ce6f097f9507f0f8b02855b49ef4f6a.exe

  • Size

    333KB

  • MD5

    91f61c4a45f95f9a3dff57b88c767281

  • SHA1

    0c10a806bf70c939f1c3a184b0be11dae97082bf

  • SHA256

    6084cd13efde3d92fa87679755922c889ce6f097f9507f0f8b02855b49ef4f6a

  • SHA512

    e63e3ff71ff0b353ad335ae735907d73f2a2a64466a299270c2903043a792094c6a19013eb5828576908afc2a3920a28fb3c58ed8953079360ec2d9910eeeb5a

  • SSDEEP

    6144:ubCa5e8wuDkSW5/koD0KUw00LiT1z22X2:+5e9ykSW5/kkUwKt2

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

1010

C2

organfriandpopul.su/bbr_src/utilites/xxx

alrthesecuritywith.su/bbr_src/utilites/xxx

circumstanceshave.su/bbr_src/utilites/xxx

Attributes
  • exe_type

    worker

rsa_pubkey.plain
serpent.plain

Signatures

  • Gozi

    Gozi is a well-known and widely distributed banking trojan.

  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 17 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6084cd13efde3d92fa87679755922c889ce6f097f9507f0f8b02855b49ef4f6a.exe
    "C:\Users\Admin\AppData\Local\Temp\6084cd13efde3d92fa87679755922c889ce6f097f9507f0f8b02855b49ef4f6a.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2012
    • C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      2⤵
      • Modifies Installed Components in the registry
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1720
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\7087141.bat" "C:\Users\Admin\AppData\Local\Temp\6084cd13efde3d92fa87679755922c889ce6f097f9507f0f8b02855b49ef4f6a.exe""
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1712
      • C:\Windows\SysWOW64\attrib.exe
        attrib -r -s -h "C:\Users\Admin\AppData\Local\Temp\6084cd13efde3d92fa87679755922c889ce6f097f9507f0f8b02855b49ef4f6a.exe"
        3⤵
        • Views/modifies file attributes
        PID:1436
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x594
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1468

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Hidden Files and Directories

1
T1158

Defense Evasion

Modify Registry

2
T1112

Hidden Files and Directories

1
T1158

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7087141.bat
    Filesize

    72B

    MD5

    ed8f7547e341fddc0d088c39a52b7439

    SHA1

    8ef9a472b93e8ba6a9e6740b6fc19d7efa784d30

    SHA256

    d58af9443318e6e0cd3a78bc7be1dfb5bd9fa089caa5a29b0ffdd8876c10e2cb

    SHA512

    31f1a63a8f5c5f1731f37d3a430e8bb595735ca58a0f45cab5ade2e20fc240d7f8f2c67a47056ca26a33589e881dd4fb1a6771507dfa71a22b74ea13050584cf

  • memory/1436-65-0x0000000000000000-mapping.dmp
  • memory/1712-62-0x0000000000000000-mapping.dmp
  • memory/1720-61-0x000007FEFB771000-0x000007FEFB773000-memory.dmp
    Filesize

    8KB

  • memory/1720-59-0x0000000000000000-mapping.dmp
  • memory/1720-60-0x0000000001B40000-0x0000000001BB6000-memory.dmp
    Filesize

    472KB

  • memory/1720-66-0x0000000001B40000-0x0000000001BB6000-memory.dmp
    Filesize

    472KB

  • memory/1720-67-0x0000000002E00000-0x0000000002E10000-memory.dmp
    Filesize

    64KB

  • memory/2012-54-0x0000000074B51000-0x0000000074B53000-memory.dmp
    Filesize

    8KB

  • memory/2012-58-0x0000000000400000-0x0000000000456000-memory.dmp
    Filesize

    344KB

  • memory/2012-63-0x0000000000400000-0x0000000000431000-memory.dmp
    Filesize

    196KB

  • memory/2012-55-0x0000000000400000-0x0000000000431000-memory.dmp
    Filesize

    196KB

  • memory/2012-56-0x0000000000401000-0x0000000000405000-memory.dmp
    Filesize

    16KB