Overview

overview

8

Static

static

3

c29c02eb85...4c.exe

windows7-x64

8

c29c02eb85...4c.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-05-2024 19:21

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General

  • Target

    c29c02eb852594329cbdc535cbfd55de8de714d340d70561fac4bc0c02ee704c.exe

  • Size

    406KB

  • MD5

    07f9cbc4c1eaeb8aa02bf604263b8da4

  • SHA1

    75657bfec2eede8d751238e046a5eb2b45578856

  • SHA256

    c29c02eb852594329cbdc535cbfd55de8de714d340d70561fac4bc0c02ee704c

  • SHA512

    bbd57f0ca87429e143bf38376208ad31899b8d79a4e5becc1c945538fa5714c36c67a1225f115cb35075fd65168d3aa5f57224f0bc357125bcd9d1fe7ece57bb

  • SSDEEP

    6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4:gtRfJcNYFNm8UhlZGse

Score
8/10
bootkitpersistencespywarestealer

Malware Config

Signatures

  • Blocklisted process makes network request 8 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c29c02eb852594329cbdc535cbfd55de8de714d340d70561fac4bc0c02ee704c.exe
    "C:\Users\Admin\AppData\Local\Temp\c29c02eb852594329cbdc535cbfd55de8de714d340d70561fac4bc0c02ee704c.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3472
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\soihf.exe "C:\Users\Admin\AppData\Local\Temp\c29c02eb852594329cbdc535cbfd55de8de714d340d70561fac4bc0c02ee704c.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:796
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • Runs ping.exe
        PID:1128
      • C:\Users\Admin\AppData\Local\Temp\soihf.exe
        C:\Users\Admin\AppData\Local\Temp\\soihf.exe "C:\Users\Admin\AppData\Local\Temp\c29c02eb852594329cbdc535cbfd55de8de714d340d70561fac4bc0c02ee704c.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4596
        • \??\c:\windows\SysWOW64\rundll32.exe
          c:\windows\system32\rundll32.exe "c:\Program Files\lzgfq\wirxh.dll",Verify C:\Users\Admin\AppData\Local\Temp\soihf.exe
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4228

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\soihf.exe
    Filesize

    406KB

    MD5

    3e2b2e8450f50625916ee6206db063f5

    SHA1

    6c9e90c9be8acd875e57281a1885cf3ef23b91a6

    SHA256

    141049c5a593a97c8c23eb7683406f0ceb070d92f1ddf454616bedc4d2dc9de9

    SHA512

    ed43a403cab793a67c1afa4983d961925f7c3460e406e7d4198a4a809c532fd751026f7d4d7da4e38a2a1da8ef1f44c4170e04c7728678c8ce6494ded5b890b0

    Download Submit
  • \??\c:\Program Files\lzgfq\wirxh.dll
    Filesize

    228KB

    MD5

    8b82123f8e1a70211f8adf01b174ce4d

    SHA1

    4c3f4dbe963768ef87de49d23c01090edda6c962

    SHA256

    3772fc14792c5e6f95d0ce45f6c6e2e2a6425be26269c15c5b0ce466e980ee91

    SHA512

    fad58c9a9fa8a24a9972e7f2ee7830165337b1e6909d16b80a99058cb705847f3da883656be5e81fb30985b87b7d4f59e08c68a9251eb0a3d1fee5d48bd061d1

    Download Submit
  • memory/3472-0-0x0000000000400000-0x0000000000464000-memory.dmp
    Filesize

    400KB

    Download
  • memory/3472-2-0x0000000000400000-0x0000000000464000-memory.dmp
    Filesize

    400KB

    Download
  • memory/4228-10-0x0000000010000000-0x0000000010080000-memory.dmp
    Filesize

    512KB

    Download
  • memory/4228-11-0x0000000010000000-0x0000000010080000-memory.dmp
    Filesize

    512KB

    Download
  • memory/4228-13-0x0000000010000000-0x0000000010080000-memory.dmp
    Filesize

    512KB

    Download
  • memory/4596-7-0x0000000000400000-0x0000000000464000-memory.dmp
    Filesize

    400KB

    Download