Analysis

  • max time kernel
    147s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-03-2023 10:20

General

  • Target

    b73082c917829b8c5906bbbef7f1e85d346e772ccdd9597aeca0c5825ca3b477.exe

  • Size

    539KB

  • MD5

    0a62431c99fea17fade42f7267242cc2

  • SHA1

    c0526276df43a67914509c15743bc54cecd144de

  • SHA256

    b73082c917829b8c5906bbbef7f1e85d346e772ccdd9597aeca0c5825ca3b477

  • SHA512

    6820322138f2766708202315c9e757e6b60a6abe4bc0156ba31e3aba38eaf929b4a51f4bc220abb906fd4f1c776150afa1fe8027030d158fa3235597a3cf4207

  • SSDEEP

    12288:KMryy90Vb4eNzZd+lfoOvYfxpI4+TbIBrd9ynVR4Eh4J:cywHd4fzvY5g/8rdInf4r

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

hero

C2

193.233.20.31:4125

Attributes
  • auth_value

    11f3c75a88ca461bcc8d6bf60a1193e3

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

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

  • RedLine payload 33 IoCs
  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b73082c917829b8c5906bbbef7f1e85d346e772ccdd9597aeca0c5825ca3b477.exe
    "C:\Users\Admin\AppData\Local\Temp\b73082c917829b8c5906bbbef7f1e85d346e772ccdd9597aeca0c5825ca3b477.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2435.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2435.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3840
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5193.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5193.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:344
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9067.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9067.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3772
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3772 -s 1972
          4⤵
          • Program crash
          PID:4696
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si133450.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si133450.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:876
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3772 -ip 3772
    1⤵
      PID:1512
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start wuauserv
      1⤵
      • Launches sc.exe
      PID:3372

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Modify Existing Service

    1
    T1031

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    3
    T1112

    Disabling Security Tools

    2
    T1089

    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\Temp\IXP000.TMP\si133450.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si133450.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2435.exe
      Filesize

      397KB

      MD5

      02796d650c75e4251edd067b77e2442d

      SHA1

      c678fd13cc341f6eceef4a7562edc232f2b11a6b

      SHA256

      ec03150bf4a522c18c99175b8be10e795048341a18e9cd66ab428879d6bf00e0

      SHA512

      d9be88b739b303a306f45706f1e1f5d1d8eb4e92acc6466375272f97d12f27d3fcd54563d250595ee40fcd950dfce018c9dfe8596c19eba72b4df9b70215315a

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2435.exe
      Filesize

      397KB

      MD5

      02796d650c75e4251edd067b77e2442d

      SHA1

      c678fd13cc341f6eceef4a7562edc232f2b11a6b

      SHA256

      ec03150bf4a522c18c99175b8be10e795048341a18e9cd66ab428879d6bf00e0

      SHA512

      d9be88b739b303a306f45706f1e1f5d1d8eb4e92acc6466375272f97d12f27d3fcd54563d250595ee40fcd950dfce018c9dfe8596c19eba72b4df9b70215315a

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5193.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5193.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9067.exe
      Filesize

      355KB

      MD5

      f65d7df47e8bda9cd205f1c9e023d68e

      SHA1

      90b85b2a27acfb8839abef7eaa37d8abc5e6f45e

      SHA256

      2b4e7d25f45f846792ff36b0ab64a6be8bb0d6b7bf7cc5703a2f7ac7fed6ce9c

      SHA512

      c144710f6f93e460eacbaa2711e0eeea34519b944af1f799b862cda2b21d71af1a45d244b46392bb1449847742c6735a116107a4b6d1dadb3c930b818855a7b3

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9067.exe
      Filesize

      355KB

      MD5

      f65d7df47e8bda9cd205f1c9e023d68e

      SHA1

      90b85b2a27acfb8839abef7eaa37d8abc5e6f45e

      SHA256

      2b4e7d25f45f846792ff36b0ab64a6be8bb0d6b7bf7cc5703a2f7ac7fed6ce9c

      SHA512

      c144710f6f93e460eacbaa2711e0eeea34519b944af1f799b862cda2b21d71af1a45d244b46392bb1449847742c6735a116107a4b6d1dadb3c930b818855a7b3

    • memory/344-147-0x0000000000800000-0x000000000080A000-memory.dmp
      Filesize

      40KB

    • memory/876-1083-0x0000000000B40000-0x0000000000B72000-memory.dmp
      Filesize

      200KB

    • memory/876-1084-0x00000000053B0000-0x00000000053C0000-memory.dmp
      Filesize

      64KB

    • memory/3772-202-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-192-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-155-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-157-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-161-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-159-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-167-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-165-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-163-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-169-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-175-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-173-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-178-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-179-0x00000000071E0000-0x00000000071F0000-memory.dmp
      Filesize

      64KB

    • memory/3772-181-0x00000000071E0000-0x00000000071F0000-memory.dmp
      Filesize

      64KB

    • memory/3772-186-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-194-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-204-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-206-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-153-0x00000000071F0000-0x0000000007794000-memory.dmp
      Filesize

      5.6MB

    • memory/3772-200-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-198-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-208-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-210-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-196-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-154-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-190-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-188-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-184-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-182-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-212-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-177-0x0000000002B90000-0x0000000002BDB000-memory.dmp
      Filesize

      300KB

    • memory/3772-171-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-216-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-218-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-214-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-220-0x0000000007130000-0x000000000716E000-memory.dmp
      Filesize

      248KB

    • memory/3772-1063-0x00000000078E0000-0x0000000007EF8000-memory.dmp
      Filesize

      6.1MB

    • memory/3772-1064-0x0000000007F70000-0x000000000807A000-memory.dmp
      Filesize

      1.0MB

    • memory/3772-1065-0x00000000080B0000-0x00000000080C2000-memory.dmp
      Filesize

      72KB

    • memory/3772-1066-0x00000000080D0000-0x000000000810C000-memory.dmp
      Filesize

      240KB

    • memory/3772-1067-0x00000000071E0000-0x00000000071F0000-memory.dmp
      Filesize

      64KB

    • memory/3772-1069-0x00000000083C0000-0x0000000008452000-memory.dmp
      Filesize

      584KB

    • memory/3772-1070-0x0000000008460000-0x00000000084C6000-memory.dmp
      Filesize

      408KB

    • memory/3772-1071-0x00000000071E0000-0x00000000071F0000-memory.dmp
      Filesize

      64KB

    • memory/3772-1072-0x00000000071E0000-0x00000000071F0000-memory.dmp
      Filesize

      64KB

    • memory/3772-1073-0x0000000008DC0000-0x0000000008E36000-memory.dmp
      Filesize

      472KB

    • memory/3772-1074-0x0000000008E40000-0x0000000008E90000-memory.dmp
      Filesize

      320KB

    • memory/3772-1075-0x0000000008EB0000-0x0000000009072000-memory.dmp
      Filesize

      1.8MB

    • memory/3772-1076-0x0000000009090000-0x00000000095BC000-memory.dmp
      Filesize

      5.2MB

    • memory/3772-1078-0x00000000071E0000-0x00000000071F0000-memory.dmp
      Filesize

      64KB