Overview

overview

10

Static

static

4594A86182...9A.exe

windows7_x64

10

4594A86182...9A.exe

windows10_x64

10

Resubmissions

23-12-2021 18:20

211223-wyzqqsccdl 10

23-12-2021 14:03

211223-rc7f8shhg2 10

23-12-2021 11:13

211223-nbh6gaader 10

15-08-2021 20:58

210815-ycewjd1mge 10

Analysis

  • max time kernel
    149s
  • max time network
    131s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    23-12-2021 18:20

Sharing

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Report Analysis Logs

General

  • Target

    4594A8618274C5732C58BCB6F246919A.exe

  • Size

    2.1MB

  • MD5

    4594a8618274c5732c58bcb6f246919a

  • SHA1

    4f8713c078388eb8d06f24d4549a8175e8135b65

  • SHA256

    93dd445822c1c5b30270fc5552a71a02eab536a80ba51e345632d2be18aded49

  • SHA512

    6615279fa9e7f72a3c42eeb01e96ae00ed3804e71456e044c574e1a732c43b04df9b42258099326f23d0bc6d4356995f2ee3b192e9b0f246cdf75af43f5e7fe3

Score
10/10
bitratpersistencetrojanupx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

jairoandresotalvarorend.linkpc.net:9083

Attributes
  • communication_password

    bfdba24ee3d61f0260c4dc1034c3ee43

  • install_dir

    winlogomwindefenders

  • install_file

    winlogomwindefender.exe

  • tor_process

    tor

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

    trojanbitrat
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: RenamesItself 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4594A8618274C5732C58BCB6F246919A.exe
    "C:\Users\Admin\AppData\Local\Temp\4594A8618274C5732C58BCB6F246919A.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3664
    • C:\Users\Admin\AppData\Local\Temp\4594A8618274C5732C58BCB6F246919A.exe
      "C:\Users\Admin\AppData\Local\Temp\4594A8618274C5732C58BCB6F246919A.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4380

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/3664-115-0x00000000008C0000-0x0000000000ADA000-memory.dmp
    Filesize

    2.1MB

    Download
  • memory/3664-116-0x00000000008C0000-0x0000000000ADA000-memory.dmp
    Filesize

    2.1MB

    Download
  • memory/3664-117-0x0000000005930000-0x0000000005E2E000-memory.dmp
    Filesize

    5.0MB

    Download
  • memory/3664-118-0x00000000054D0000-0x0000000005562000-memory.dmp
    Filesize

    584KB

    Download
  • memory/3664-119-0x0000000005570000-0x000000000560C000-memory.dmp
    Filesize

    624KB

    Download
  • memory/3664-120-0x0000000005430000-0x000000000592E000-memory.dmp
    Filesize

    5.0MB

    Download
  • memory/3664-121-0x0000000005440000-0x000000000544A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/3664-122-0x0000000005780000-0x0000000005796000-memory.dmp
    Filesize

    88KB

    Download
  • memory/3664-123-0x00000000080E0000-0x00000000082D0000-memory.dmp
    Filesize

    1.9MB

    Download
  • memory/3664-124-0x000000000B850000-0x000000000B9C8000-memory.dmp
    Filesize

    1.5MB

    Download
  • memory/4380-125-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download
  • memory/4380-126-0x00000000007E2780-mapping.dmp
    Download
  • memory/4380-127-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download
  • memory/4380-128-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download