Analysis

  • max time kernel
    116s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-02-2023 07:31

General

  • Target

    29bf5e24622d2f6d36d6d08b10fe303dc483feb846a01717545f00fddd320bff.exe

  • Size

    772KB

  • MD5

    66d87580c3b91f7d3e7220bc25d227d9

  • SHA1

    0f3363152110789a9808eefaeedb3f9ece505d14

  • SHA256

    29bf5e24622d2f6d36d6d08b10fe303dc483feb846a01717545f00fddd320bff

  • SHA512

    d34cadd2ebf2a78bd3fea3fd188f6b585cdbbba6eda79e089ff5ef12d1360bb71b87e93e031e317b962bd334e8ab76e117450d7425145467a200a350673b7483

  • SSDEEP

    3072:iahKyd2n31Kl58fVwCRt++Ny1Nat3xpGc8rApo04Ya9veML:iahOomVwSt++AatKL9x

Malware Config

Extracted

Family

purecrypter

C2

http://comicmaster.org.uk/img/css/design/fabric/bo/Qzxoye.dll

Extracted

Family

redline

Botnet

@NekoChan815

C2

45.15.157.131:36457

Attributes
  • auth_value

    27e91af9bac7df060a7c43fed05eded6

Signatures

  • PureCrypter

    PureCrypter is a .NET malware loader first seen in early 2021.

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • 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
  • Adds Run key to start application 2 TTPs 2 IoCs
  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\29bf5e24622d2f6d36d6d08b10fe303dc483feb846a01717545f00fddd320bff.exe
    "C:\Users\Admin\AppData\Local\Temp\29bf5e24622d2f6d36d6d08b10fe303dc483feb846a01717545f00fddd320bff.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1020
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ablenetwov.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ablenetwov.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4168
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMwA1AA==
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2224
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4416
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3984
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ablenetwov.exe
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ablenetwov.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2156

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    1KB

    MD5

    fa566c9cc0cdfc2479d186ed2a7d2078

    SHA1

    a4f5bc2d5d055a766b19f095f0a670eeda57c24b

    SHA256

    bccaf63847951e065e8af3714593cdd2f8ecb76b384c1f7c71e3cd89df314960

    SHA512

    ab3efa28f6f90dddde1472a474e26874e21248cc26603acb582ceb419e81165f4dc1044551755635dc6fd89600cbe0f1daec2ccb185fe77c68df16622e53396f

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

    Filesize

    1KB

    MD5

    4280e36a29fa31c01e4d8b2ba726a0d8

    SHA1

    c485c2c9ce0a99747b18d899b71dfa9a64dabe32

    SHA256

    e2486a1bdcba80dad6dd6210d7374bd70ae196a523c06ceda71370fd3ea78359

    SHA512

    494fe5f0ade03669e5830bed93c964d69b86629440148d7b0881cf53203fd89443ebff9b4d1ee9d96244f62af6edede622d9eacba37f80f389a0d522e4ad4ea4

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache

    Filesize

    53KB

    MD5

    06ad34f9739c5159b4d92d702545bd49

    SHA1

    9152a0d4f153f3f40f7e606be75f81b582ee0c17

    SHA256

    474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba

    SHA512

    c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    16KB

    MD5

    492eb19b9f7f43491a92296bc897bf9f

    SHA1

    bf3fcf43be0def2db8273b0ff2e7af587e2d4e76

    SHA256

    c743d71bafd06d3c91f57b3983df439df24ac78e48bf0bacf6a1eca72c7a89c4

    SHA512

    7d71278f929069a699b016cc7ece4428d04e85de29a332b97d860825441abeaa2831a5e7c8843cf51a52cb170f97f34f299f4b4d530f1ed93f9ddb85941f63fd

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ablenetwov.exe

    Filesize

    362.4MB

    MD5

    c76628c221d17449f218d24dffcc46fb

    SHA1

    da69708dc81a6650c221d031b69d311c9edd5aca

    SHA256

    56f98dd6efd31b7a2b5e3a6c865c3eeb1ed29ef7230afb862e9f67cd64e14517

    SHA512

    52dee8568bc544fde88dc9d365f2a6aef223227d100eb819c936896a5f3e443b3d69206fd3c719e5cbda2a7e82692430e8021585ec0ff029cd4fc09c38a2cb1c

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ablenetwov.exe

    Filesize

    362.4MB

    MD5

    c76628c221d17449f218d24dffcc46fb

    SHA1

    da69708dc81a6650c221d031b69d311c9edd5aca

    SHA256

    56f98dd6efd31b7a2b5e3a6c865c3eeb1ed29ef7230afb862e9f67cd64e14517

    SHA512

    52dee8568bc544fde88dc9d365f2a6aef223227d100eb819c936896a5f3e443b3d69206fd3c719e5cbda2a7e82692430e8021585ec0ff029cd4fc09c38a2cb1c

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ablenetwov.exe

    Filesize

    362.4MB

    MD5

    c76628c221d17449f218d24dffcc46fb

    SHA1

    da69708dc81a6650c221d031b69d311c9edd5aca

    SHA256

    56f98dd6efd31b7a2b5e3a6c865c3eeb1ed29ef7230afb862e9f67cd64e14517

    SHA512

    52dee8568bc544fde88dc9d365f2a6aef223227d100eb819c936896a5f3e443b3d69206fd3c719e5cbda2a7e82692430e8021585ec0ff029cd4fc09c38a2cb1c

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pyw0y33q.1o4.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2156-212-0x00000000051A0000-0x00000000051B0000-memory.dmp

    Filesize

    64KB

  • memory/2156-187-0x0000000004F80000-0x000000000508A000-memory.dmp

    Filesize

    1.0MB

  • memory/2156-186-0x0000000005490000-0x0000000005AA8000-memory.dmp

    Filesize

    6.1MB

  • memory/2156-188-0x00000000015E0000-0x00000000015F2000-memory.dmp

    Filesize

    72KB

  • memory/2156-189-0x0000000004EB0000-0x0000000004EEC000-memory.dmp

    Filesize

    240KB

  • memory/2156-191-0x00000000051A0000-0x00000000051B0000-memory.dmp

    Filesize

    64KB

  • memory/2156-213-0x00000000074D0000-0x0000000007692000-memory.dmp

    Filesize

    1.8MB

  • memory/2156-214-0x0000000007BD0000-0x00000000080FC000-memory.dmp

    Filesize

    5.2MB

  • memory/2156-169-0x0000000000400000-0x0000000000432000-memory.dmp

    Filesize

    200KB

  • memory/2224-152-0x0000000004630000-0x0000000004640000-memory.dmp

    Filesize

    64KB

  • memory/2224-143-0x00000000044A0000-0x00000000044D6000-memory.dmp

    Filesize

    216KB

  • memory/2224-163-0x0000000004630000-0x0000000004640000-memory.dmp

    Filesize

    64KB

  • memory/2224-164-0x0000000004630000-0x0000000004640000-memory.dmp

    Filesize

    64KB

  • memory/2224-165-0x0000000004630000-0x0000000004640000-memory.dmp

    Filesize

    64KB

  • memory/2224-161-0x0000000005F50000-0x0000000005F6A000-memory.dmp

    Filesize

    104KB

  • memory/2224-160-0x00000000070C0000-0x000000000773A000-memory.dmp

    Filesize

    6.5MB

  • memory/2224-159-0x0000000004630000-0x0000000004640000-memory.dmp

    Filesize

    64KB

  • memory/2224-158-0x0000000005A60000-0x0000000005A7E000-memory.dmp

    Filesize

    120KB

  • memory/2224-154-0x0000000004630000-0x0000000004640000-memory.dmp

    Filesize

    64KB

  • memory/2224-144-0x0000000004C70000-0x0000000005298000-memory.dmp

    Filesize

    6.2MB

  • memory/2224-145-0x0000000004B60000-0x0000000004BC6000-memory.dmp

    Filesize

    408KB

  • memory/2224-146-0x0000000004BD0000-0x0000000004C36000-memory.dmp

    Filesize

    408KB

  • memory/3984-208-0x00000000056E0000-0x00000000056EE000-memory.dmp

    Filesize

    56KB

  • memory/3984-209-0x00000000072F0000-0x000000000730A000-memory.dmp

    Filesize

    104KB

  • memory/3984-205-0x000000007F520000-0x000000007F530000-memory.dmp

    Filesize

    64KB

  • memory/3984-206-0x0000000002770000-0x0000000002780000-memory.dmp

    Filesize

    64KB

  • memory/3984-204-0x0000000007140000-0x000000000714A000-memory.dmp

    Filesize

    40KB

  • memory/3984-192-0x0000000006D80000-0x0000000006DB2000-memory.dmp

    Filesize

    200KB

  • memory/3984-193-0x000000006DAD0000-0x000000006DB1C000-memory.dmp

    Filesize

    304KB

  • memory/3984-203-0x0000000006380000-0x000000000639E000-memory.dmp

    Filesize

    120KB

  • memory/3984-210-0x00000000072E0000-0x00000000072E8000-memory.dmp

    Filesize

    32KB

  • memory/3984-184-0x0000000002770000-0x0000000002780000-memory.dmp

    Filesize

    64KB

  • memory/3984-185-0x0000000002770000-0x0000000002780000-memory.dmp

    Filesize

    64KB

  • memory/3984-207-0x0000000007330000-0x00000000073C6000-memory.dmp

    Filesize

    600KB

  • memory/4168-142-0x0000000006FA0000-0x0000000006FC2000-memory.dmp

    Filesize

    136KB

  • memory/4168-162-0x0000000005820000-0x0000000005830000-memory.dmp

    Filesize

    64KB

  • memory/4168-138-0x0000000000B90000-0x0000000000BA0000-memory.dmp

    Filesize

    64KB

  • memory/4168-140-0x00000000055E0000-0x0000000005672000-memory.dmp

    Filesize

    584KB

  • memory/4168-139-0x0000000005AF0000-0x0000000006094000-memory.dmp

    Filesize

    5.6MB

  • memory/4168-141-0x0000000005820000-0x0000000005830000-memory.dmp

    Filesize

    64KB