Overview

overview

10

Static

static

3

a2d7e6834f...81.exe

windows7-x64

10

a2d7e6834f...81.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    121s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    24-02-2024 22:10

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General

  • Target

    a2d7e6834fe7510524bb96023fe12f81.exe

  • Size

    599KB

  • MD5

    a2d7e6834fe7510524bb96023fe12f81

  • SHA1

    4a8bc0cb53af1f339591602e5a0532fbb91e7da3

  • SHA256

    b5a965edeb39450f6a9e30cf9d736d4393a8d162fa4ee8872607187f22876e65

  • SHA512

    28b61e06bb2cb2802cfa6cefd8af5db2e1fb22d575ba0cd13a0940ce50134af61fe3c8d6f8a244e3764ce0d1ed3255ebdf02ad34346560684b9e93a8b1b02cf4

  • SSDEEP

    6144:puEqm9rW3B/Z1WaWgyf8SMhL6og81/eyrjZZZZZZrMZZFZZZMZKZZZZZZZZFZZZy:kEZwjdbyf7meyrbp

Score
10/10
44caliberspywarestealer

Malware Config

Signatures

  • 44Caliber

    An open source infostealer written in C#.

    stealer44caliber
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a2d7e6834fe7510524bb96023fe12f81.exe
    "C:\Users\Admin\AppData\Local\Temp\a2d7e6834fe7510524bb96023fe12f81.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2756

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • C:\ProgramData\44\Process.txt
    Filesize

    212B

    MD5

    a81e1c5028c111ebdb37547f7e760bce

    SHA1

    bf1900f84617334426e6790a64ad270349b8c42d

    SHA256

    aa68fb97f7851738efc0a92001c3ce75028e9d02d493ee6e71d8c7fb0251ec3a

    SHA512

    d7da4b0ec63ae13b54ae1c01c1db9ce8c1dc87d7d4d4f5fafbe1127b921d1e6469d1df61f35ffab3b291c906b5e1a305dbb38f27475ee20855e51845c3203bfc

    Download Submit
  • C:\ProgramData\44\Process.txt
    Filesize

    355B

    MD5

    c4da974e030c719795895ae2afad128e

    SHA1

    d96c5b9825410e4425d5e36fbf24112448545fc5

    SHA256

    5cee619f11fda25e21565acdc5287aae7c462790ad81404b1a1a008f973c5ae2

    SHA512

    74a0b4e232e72dcbe330c17fa6439b6fbf74a6605c1e221d941b7d991ccfcaa5a0a94471b5242f96e4fcec0013fcfab18341adb63e3da48195705c3cfdc45b5f

    Download Submit
  • memory/2756-0-0x0000000000EA0000-0x0000000000F3C000-memory.dmp
    Filesize

    624KB

    Download
  • memory/2756-1-0x000007FEF5750000-0x000007FEF613C000-memory.dmp
    Filesize

    9.9MB

    Download
  • memory/2756-2-0x0000000000DF0000-0x0000000000E70000-memory.dmp
    Filesize

    512KB

    Download
  • memory/2756-51-0x000007FEF5750000-0x000007FEF613C000-memory.dmp
    Filesize

    9.9MB

    Download