Overview

overview

10

Static

static

3

e295a10d1a...fb.exe

windows7-x64

10

e295a10d1a...fb.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2023 16:08

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General

  • Target

    e295a10d1ae2f01ff66922cd13d950fb.exe

  • Size

    395KB

  • MD5

    e295a10d1ae2f01ff66922cd13d950fb

  • SHA1

    493ee29384a12b2f5dc13e9f6908b1f668c7b919

  • SHA256

    c4e071cd3249b9ec23ef43a02be817d48941fdc86a1870a648e1d23288eedec0

  • SHA512

    6c2365d04102b943b6a555c5882b70c3952a4840d7e81db2dcad74ee932a7c963db6c23948f072fce3cf950fda6f11691654f19977bd731c3abd9d363f69874c

  • SSDEEP

    12288:+RZ+IoG/n9IQxW3OBsze2X+t4RbeZcdm6LA8:I2G/nvxW3Wh0teZcdm4A8

Score
10/10
njratevasionpersistencetrojan

Malware Config

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Modifies Windows Firewall 1 TTPs 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e295a10d1ae2f01ff66922cd13d950fb.exe
    "C:\Users\Admin\AppData\Local\Temp\e295a10d1ae2f01ff66922cd13d950fb.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3308
    • C:\Users\Admin\AppData\Roaming\server.EXE
      "C:\Users\Admin\AppData\Roaming\server.EXE"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3196
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.EXE" "server.EXE" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:4884
    • C:\Users\Admin\AppData\Roaming\CSGhost-V4.EXE
      "C:\Users\Admin\AppData\Roaming\CSGhost-V4.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5016
      • C:\Users\Admin\AppData\Local\Temp\temp_wrapped_31366.exe
        "C:\Users\Admin\AppData\Local\Temp\temp_wrapped_31366.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:4788

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\temp_wrapped_31366.exe
    Filesize

    60KB

    MD5

    6626698df959dedebe4bba05a5212cb6

    SHA1

    44b29eea5e11a7805fe74df6d7acc708d4e2c04f

    SHA256

    ca7847a603db8ee2912c946b15ba8f7c6e4a6de13f8192792e58287859dee57a

    SHA512

    312b55a55348dbe85222d80df3142806411537e2fdee5338c0062825f030be73b5142d452c861059988c40c8172d1a3baa3f0d1f97dac6c7dff17c31d01822e8

    Download Submit
  • C:\Users\Admin\AppData\Roaming\CSGhost-v4.exe
    Filesize

    68KB

    MD5

    f46ebc4410101fc838ca6dbab76c90e1

    SHA1

    f687b1880256cf8261c16a18cea4b5d2b76c92d3

    SHA256

    724c6c491d8d46f9a7e41192ba5926f0ee7b82e9315761f51520c9b6d2ee4be0

    SHA512

    244f7a5f46178b7c2935e2261d7fef5af8dfb55113388b8dce2dca070885cfe480913e1325a519cfd2e8b3351b12142edb989d2d8da6b153814b0bb3f3e217f1

    Download Submit
  • C:\Users\Admin\AppData\Roaming\server.exe
    Filesize

    23KB

    MD5

    a873745adb5279248a7ea3cccff26c3c

    SHA1

    551fb96900684f790fca3b2b837d1c88ef0508dc

    SHA256

    8320f6171990184f84338329dae465e33ef90e1a9584e7087b226d682b8e1594

    SHA512

    09d94e876577cd9c1ae164bb6bfa94fc440482f2fc5e775b6d7222508ad4ef53697f2164044b30789d7a2cf4f703a98d4958968c7cd774811a89a2188310b87f

    Download Submit
  • memory/3196-22-0x0000000073100000-0x00000000736B1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3196-24-0x0000000001740000-0x0000000001750000-memory.dmp
    Filesize

    64KB

    Download
  • memory/3196-23-0x0000000073100000-0x00000000736B1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3196-26-0x0000000073100000-0x00000000736B1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3196-27-0x0000000073100000-0x00000000736B1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3196-28-0x0000000001740000-0x0000000001750000-memory.dmp
    Filesize

    64KB

    Download