Overview

overview

10

Static

static

10

2e563953d9...er.exe

windows7-x64

10

2e563953d9...er.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    421s
  • max time network
    433s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27-10-2022 00:07

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General

  • Target

    2e563953d95288b1e36d9b7a556cb71d907510e40df243ec8b9c8ec1903edb13_unpacked_dropper.exe

  • Size

    210KB

  • MD5

    85805d82dabc0dd52887500bac553b21

  • SHA1

    d2113a557620ab04bc5d70d17196adf4d616fc46

  • SHA256

    6bbc933ec989233a4eebb376bb7589ec5c3c8fd949b7a822fce432313440e886

  • SHA512

    3489b0121df37ff4da162a761de8867bab34cdf5b76a31f2987fc7303e7fa78a74fedc7d2ec780127842b0410ed2e220274164b30b177b302990bdebdac941de

  • SSDEEP

    6144:mqkjiG4DOVwfSqlFR25owgSidd3Xy441GE3UKKz1PFB:hdfDOerzRyo9rnYGKe1PFB

Score
10/10
gozi_ifsb1010bankerpersistenceransomwaretrojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

1010

C2

supportsstats.com/geodata/version/ip2ext

neteworkgroup.com/geodata/version/ip2ext

highnetwork.pw/geodata/version/ip2ext

lostnetwork.in/geodata/version/ip2ext

sysconnections.net/geodata/version/ip2ext

lansupports.com/geodata/version/ip2ext
Attributes
  • build

    212578

  • exe_type

    worker

  • server_id

    30

rsa_pubkey.plain
serpent.plain

Signatures

  • Gozi, Gozi IFSB

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

    bankertrojangozi_ifsb
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 2 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
    ransomware
  • Suspicious use of SetThreadContext 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 17 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 23 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\2e563953d95288b1e36d9b7a556cb71d907510e40df243ec8b9c8ec1903edb13_unpacked_dropper.exe
    "C:\Users\Admin\AppData\Local\Temp\2e563953d95288b1e36d9b7a556cb71d907510e40df243ec8b9c8ec1903edb13_unpacked_dropper.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1140
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe
      2⤵
      • Modifies Installed Components in the registry
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:1828
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\55AD.bat" "C:\Users\Admin\AppData\Local\Temp\2E5639~1.EXE""
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2032
      • C:\Windows\SysWOW64\attrib.exe
        attrib -r -s -h "C:\Users\Admin\AppData\Local\Temp\2E5639~1.EXE"
        3⤵
        • Views/modifies file attributes
        PID:1124
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x568
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:396

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\55AD.bat
    Filesize

    72B

    MD5

    edd4efa8e77d3acf3ef593685601386d

    SHA1

    9fff832e50f328ffc2bc1524e5bb984c5cf07af4

    SHA256

    e1292e5f5c293ca3b154af6482dd6e8606f38e44323302e18fe64e433c5d14bd

    SHA512

    cd1d64bdc97b096c0592668e3fa1b20545b893abddbb75e361b9c93f809478dfc1662baf1894ecf628ca09d5d08fe8156891d1ada444b85298940fd8f0f3a533

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  • memory/1140-54-0x0000000075F51000-0x0000000075F53000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1828-56-0x000007FEFB871000-0x000007FEFB873000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1828-57-0x0000000000370000-0x00000000003F6000-memory.dmp

    Filesize

    536KB

    Download