Analysis

  • max time kernel
    144s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    27-03-2023 01:13

General

  • Target

    5d3fe2efdc09a6c2ca7a7d0a9f7834b82fb1790686d8ef2300cc33f1393b3d69.exe

  • Size

    679KB

  • MD5

    2aff4453a4adc3045c82f27ca14aa949

  • SHA1

    24dcb1e2adc24cfb17a8f744dc194fbb0d154afb

  • SHA256

    5d3fe2efdc09a6c2ca7a7d0a9f7834b82fb1790686d8ef2300cc33f1393b3d69

  • SHA512

    b39c9677fa4eade115dfc157a902080c1d651da1c8fea7cb5cc3d96b515c145996da0545e9684e036427a5f5790839b67b74dac345367204c0369afb587d293c

  • SSDEEP

    12288:VHmxMy2FxQAVSh5ahZXhrlX4BAQitxjN7ThRsWTt:pbLFxQAk5wzhQitnsE

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

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 24 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d3fe2efdc09a6c2ca7a7d0a9f7834b82fb1790686d8ef2300cc33f1393b3d69.exe
    "C:\Users\Admin\AppData\Local\Temp\5d3fe2efdc09a6c2ca7a7d0a9f7834b82fb1790686d8ef2300cc33f1393b3d69.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1980
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizz8651.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizz8651.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1936
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr491081.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr491081.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:668
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of AdjustPrivilegeToken
        PID:588

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

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizz8651.exe
    Filesize

    402KB

    MD5

    01728de0331b53044ae99cbd8f88fcb0

    SHA1

    5e3585f7cddceb6fd34623b6eae2ceb2b6c90d7c

    SHA256

    c5350e256c67fdb36fdceda3d106ec476f3ceadf8e43ee56b648294d5930a147

    SHA512

    f173c2082bce18b58e9aa8c213f8c30582bbfbf3244e634a003fe915826d07d0f7270c930a61424703ee3b657ebc5583635652e63eafe0048277d3c945260d06

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizz8651.exe
    Filesize

    402KB

    MD5

    01728de0331b53044ae99cbd8f88fcb0

    SHA1

    5e3585f7cddceb6fd34623b6eae2ceb2b6c90d7c

    SHA256

    c5350e256c67fdb36fdceda3d106ec476f3ceadf8e43ee56b648294d5930a147

    SHA512

    f173c2082bce18b58e9aa8c213f8c30582bbfbf3244e634a003fe915826d07d0f7270c930a61424703ee3b657ebc5583635652e63eafe0048277d3c945260d06

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr491081.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr491081.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
    Filesize

    349KB

    MD5

    c01d88a844ea37d2f823df5904150b85

    SHA1

    780c09d6717d88c3bc5aa78d4d5191ca05515021

    SHA256

    0068854c1f35177c54149fcf3ac878ed32070e8c1a69d5d7e227b0b67bef67a2

    SHA512

    49177239ac4ad141d71cbff43c94793b8eb2691e0da95871c9f3c6162e1c3955a59be035bd57ae8267575e9c39536f70b3898722c01083ec9fa269bab8ea6934

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
    Filesize

    349KB

    MD5

    c01d88a844ea37d2f823df5904150b85

    SHA1

    780c09d6717d88c3bc5aa78d4d5191ca05515021

    SHA256

    0068854c1f35177c54149fcf3ac878ed32070e8c1a69d5d7e227b0b67bef67a2

    SHA512

    49177239ac4ad141d71cbff43c94793b8eb2691e0da95871c9f3c6162e1c3955a59be035bd57ae8267575e9c39536f70b3898722c01083ec9fa269bab8ea6934

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
    Filesize

    349KB

    MD5

    c01d88a844ea37d2f823df5904150b85

    SHA1

    780c09d6717d88c3bc5aa78d4d5191ca05515021

    SHA256

    0068854c1f35177c54149fcf3ac878ed32070e8c1a69d5d7e227b0b67bef67a2

    SHA512

    49177239ac4ad141d71cbff43c94793b8eb2691e0da95871c9f3c6162e1c3955a59be035bd57ae8267575e9c39536f70b3898722c01083ec9fa269bab8ea6934

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\zizz8651.exe
    Filesize

    402KB

    MD5

    01728de0331b53044ae99cbd8f88fcb0

    SHA1

    5e3585f7cddceb6fd34623b6eae2ceb2b6c90d7c

    SHA256

    c5350e256c67fdb36fdceda3d106ec476f3ceadf8e43ee56b648294d5930a147

    SHA512

    f173c2082bce18b58e9aa8c213f8c30582bbfbf3244e634a003fe915826d07d0f7270c930a61424703ee3b657ebc5583635652e63eafe0048277d3c945260d06

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\zizz8651.exe
    Filesize

    402KB

    MD5

    01728de0331b53044ae99cbd8f88fcb0

    SHA1

    5e3585f7cddceb6fd34623b6eae2ceb2b6c90d7c

    SHA256

    c5350e256c67fdb36fdceda3d106ec476f3ceadf8e43ee56b648294d5930a147

    SHA512

    f173c2082bce18b58e9aa8c213f8c30582bbfbf3244e634a003fe915826d07d0f7270c930a61424703ee3b657ebc5583635652e63eafe0048277d3c945260d06

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\jr491081.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
    Filesize

    349KB

    MD5

    c01d88a844ea37d2f823df5904150b85

    SHA1

    780c09d6717d88c3bc5aa78d4d5191ca05515021

    SHA256

    0068854c1f35177c54149fcf3ac878ed32070e8c1a69d5d7e227b0b67bef67a2

    SHA512

    49177239ac4ad141d71cbff43c94793b8eb2691e0da95871c9f3c6162e1c3955a59be035bd57ae8267575e9c39536f70b3898722c01083ec9fa269bab8ea6934

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
    Filesize

    349KB

    MD5

    c01d88a844ea37d2f823df5904150b85

    SHA1

    780c09d6717d88c3bc5aa78d4d5191ca05515021

    SHA256

    0068854c1f35177c54149fcf3ac878ed32070e8c1a69d5d7e227b0b67bef67a2

    SHA512

    49177239ac4ad141d71cbff43c94793b8eb2691e0da95871c9f3c6162e1c3955a59be035bd57ae8267575e9c39536f70b3898722c01083ec9fa269bab8ea6934

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
    Filesize

    349KB

    MD5

    c01d88a844ea37d2f823df5904150b85

    SHA1

    780c09d6717d88c3bc5aa78d4d5191ca05515021

    SHA256

    0068854c1f35177c54149fcf3ac878ed32070e8c1a69d5d7e227b0b67bef67a2

    SHA512

    49177239ac4ad141d71cbff43c94793b8eb2691e0da95871c9f3c6162e1c3955a59be035bd57ae8267575e9c39536f70b3898722c01083ec9fa269bab8ea6934

  • memory/588-93-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-105-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-136-0x0000000004D00000-0x0000000004D40000-memory.dmp
    Filesize

    256KB

  • memory/588-134-0x0000000000400000-0x000000000071A000-memory.dmp
    Filesize

    3.1MB

  • memory/588-86-0x0000000002720000-0x0000000002766000-memory.dmp
    Filesize

    280KB

  • memory/588-87-0x0000000002760000-0x00000000027A4000-memory.dmp
    Filesize

    272KB

  • memory/588-88-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-89-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-91-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-131-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-95-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-97-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-99-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-101-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-103-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-129-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-107-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-109-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-111-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-114-0x00000000003A0000-0x00000000003EB000-memory.dmp
    Filesize

    300KB

  • memory/588-115-0x0000000004D00000-0x0000000004D40000-memory.dmp
    Filesize

    256KB

  • memory/588-117-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-113-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-119-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-121-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-123-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-125-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/588-127-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/668-73-0x0000000000BD0000-0x0000000000BDA000-memory.dmp
    Filesize

    40KB

  • memory/1980-75-0x0000000000400000-0x000000000076C000-memory.dmp
    Filesize

    3.4MB

  • memory/1980-54-0x00000000007E0000-0x0000000000860000-memory.dmp
    Filesize

    512KB

  • memory/1980-74-0x0000000001FE0000-0x0000000002069000-memory.dmp
    Filesize

    548KB