Analysis

  • max time kernel
    93s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    19-01-2022 08:10

General

  • Target

    7zS850A099E/61e7501c830d6_Tue23bdf4712a32.exe

  • Size

    523KB

  • MD5

    c7f26d8e0ac6d899d6febd75f81f9cc3

  • SHA1

    113fe52d0562fa3b591dffd633f0d3d6db4feee8

  • SHA256

    762433792d60c6c384fca690a8b3b5ef9e2390fd18ad0abdec248229bd5d89bc

  • SHA512

    6848bff0d6e6302598faf274e35cb46c5b076937098a15558a199fded52d65a6486a4ae7cb9f756ea01c5fe4a685759bb6d1bf60fcf794528548830683aaee64

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7zS850A099E\61e7501c830d6_Tue23bdf4712a32.exe
    "C:\Users\Admin\AppData\Local\Temp\7zS850A099E\61e7501c830d6_Tue23bdf4712a32.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3476
    • C:\Users\Admin\AppData\Local\Temp\7zS850A099E\61e7501c830d6_Tue23bdf4712a32.exe
      C:\Users\Admin\AppData\Local\Temp\7zS850A099E\61e7501c830d6_Tue23bdf4712a32.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2224
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2848

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\61e7501c830d6_Tue23bdf4712a32.exe.log
    MD5

    e5352797047ad2c91b83e933b24fbc4f

    SHA1

    9bf8ac99b6cbf7ce86ce69524c25e3df75b4d772

    SHA256

    b4643874d42d232c55bfbb75c36da41809d0c9ba4b2a203049aa82950345325c

    SHA512

    dd2fc1966c8b3c9511f14801d1ce8110d6bca276a58216b5eeb0a3cfbb0cc8137ea14efbf790e63736230141da456cbaaa4e5c66f2884d4cfe68f499476fd827

  • memory/2224-143-0x0000000004FC0000-0x0000000004FFC000-memory.dmp
    Filesize

    240KB

  • memory/2224-145-0x0000000005F20000-0x0000000005F86000-memory.dmp
    Filesize

    408KB

  • memory/2224-140-0x0000000004F60000-0x0000000004F72000-memory.dmp
    Filesize

    72KB

  • memory/2224-148-0x0000000007F20000-0x000000000844C000-memory.dmp
    Filesize

    5.2MB

  • memory/2224-141-0x0000000005090000-0x000000000519A000-memory.dmp
    Filesize

    1.0MB

  • memory/2224-137-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/2224-147-0x0000000007820000-0x00000000079E2000-memory.dmp
    Filesize

    1.8MB

  • memory/2224-142-0x0000000004EF0000-0x0000000005508000-memory.dmp
    Filesize

    6.1MB

  • memory/2224-146-0x0000000006A50000-0x0000000006AA0000-memory.dmp
    Filesize

    320KB

  • memory/2224-144-0x0000000005460000-0x00000000054F2000-memory.dmp
    Filesize

    584KB

  • memory/2224-139-0x0000000005510000-0x0000000005B28000-memory.dmp
    Filesize

    6.1MB

  • memory/3476-131-0x00000000001C0000-0x000000000024A000-memory.dmp
    Filesize

    552KB

  • memory/3476-136-0x00000000054F0000-0x0000000005A94000-memory.dmp
    Filesize

    5.6MB

  • memory/3476-133-0x0000000004B00000-0x0000000004D00000-memory.dmp
    Filesize

    2.0MB

  • memory/3476-134-0x0000000004BA0000-0x0000000004C16000-memory.dmp
    Filesize

    472KB

  • memory/3476-132-0x0000000004B00000-0x0000000004D00000-memory.dmp
    Filesize

    2.0MB

  • memory/3476-135-0x0000000004B80000-0x0000000004B9E000-memory.dmp
    Filesize

    120KB