Resubmissions

28-05-2023 16:42

230528-t7smnsga7w 10

28-05-2023 16:33

230528-t2rs7aga6s 10

Analysis

  • max time kernel
    27s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    28-05-2023 16:42

General

  • Target

    29b0fbd82071e22ed666abdbf413880345c3acef5187e10209871bba06430109.exe

  • Size

    1.1MB

  • MD5

    701c559b105166088198d4934cf50504

  • SHA1

    333298acff8117f6fa45e08aaad03fd8c50614f9

  • SHA256

    29b0fbd82071e22ed666abdbf413880345c3acef5187e10209871bba06430109

  • SHA512

    6a46a05a15dc8e6dce183ffa1e0344492d05e3acddfaae7eefc1956553acf91d1b93b105485e32097b35490c01bd1efcd3e05d7ec77b8020469c3e37894cfe6d

  • SSDEEP

    24576:hybsA+oyrENtJUBNzBmqxL7THqBBkjWmLkC/hO4X3PbsRcok6o:U4V4NtJg3mq1qLkjWmIShVXacF6

Malware Config

Extracted

Family

redline

Botnet

liza

C2

83.97.73.127:19045

Attributes
  • auth_value

    198e3e9b188d6cfab0a2b0fb100bb7c5

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.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 13 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\29b0fbd82071e22ed666abdbf413880345c3acef5187e10209871bba06430109.exe
    "C:\Users\Admin\AppData\Local\Temp\29b0fbd82071e22ed666abdbf413880345c3acef5187e10209871bba06430109.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1228
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z3630711.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z3630711.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1184
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z7725606.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z7725606.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:284
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o6178286.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o6178286.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:1480
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
            "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\AppLaunch.exe"
            5⤵
            • Modifies Windows Defender Real-time Protection settings
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1300
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p5072287.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p5072287.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:604
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 604 -s 640
            5⤵
            • Loads dropped DLL
            • Program crash
            PID:884

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

2
T1112

Disabling Security Tools

1
T1089

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z3630711.exe
    Filesize

    633KB

    MD5

    b81f5a9b769e4e2e1716f5b3078f4ae2

    SHA1

    0f58a1d8dc262ff88fe078ad0e7d067af78a3170

    SHA256

    3dfca8e0913c2d0c0212f004f7dfdb575cc586309300649d0975d169a4e3732b

    SHA512

    96b58478a9c8cca6a2de2bc2644527e0a45e421578e2c045128cfa580b7ca29d468ce5a1137a93a4ac958996011ffb80a93c718269e5dedaf47f5bec09c00e81

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z3630711.exe
    Filesize

    633KB

    MD5

    b81f5a9b769e4e2e1716f5b3078f4ae2

    SHA1

    0f58a1d8dc262ff88fe078ad0e7d067af78a3170

    SHA256

    3dfca8e0913c2d0c0212f004f7dfdb575cc586309300649d0975d169a4e3732b

    SHA512

    96b58478a9c8cca6a2de2bc2644527e0a45e421578e2c045128cfa580b7ca29d468ce5a1137a93a4ac958996011ffb80a93c718269e5dedaf47f5bec09c00e81

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z7725606.exe
    Filesize

    290KB

    MD5

    1c4e2e3195d7a7cb7613be69f056e41e

    SHA1

    83b6dcf1ada3094c44eb2bf07ff78c477037457d

    SHA256

    e5fabe55b2a19b40d20cad9dbad233edc963bafd6bfd9d01c6005693b7f424c0

    SHA512

    9282978567b701207d3c3372c5252a13e1da88f5494d6216fd2dc9534e8da7a0137e20a5d0e14221be7cb6095701a80d1ed94c76bf96da083b50be4edbb435bf

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z7725606.exe
    Filesize

    290KB

    MD5

    1c4e2e3195d7a7cb7613be69f056e41e

    SHA1

    83b6dcf1ada3094c44eb2bf07ff78c477037457d

    SHA256

    e5fabe55b2a19b40d20cad9dbad233edc963bafd6bfd9d01c6005693b7f424c0

    SHA512

    9282978567b701207d3c3372c5252a13e1da88f5494d6216fd2dc9534e8da7a0137e20a5d0e14221be7cb6095701a80d1ed94c76bf96da083b50be4edbb435bf

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o6178286.exe
    Filesize

    193KB

    MD5

    b1189f1a2092b86e601314c326c26d1d

    SHA1

    fcfd6f49ba376b43d701a830d5371daaa56a6f53

    SHA256

    d2bf1ee84950b59cf9533a78a2cda72487ef85544f89826b850c25580802094c

    SHA512

    d546c2949fe394bd89eb974bf52c52f0343a4d79911600b5096f2d8665619e93cd9aea3f016c46b8a28de0336bbf1aca508d275fc6403d3f5fbd4c8743bc6187

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o6178286.exe
    Filesize

    193KB

    MD5

    b1189f1a2092b86e601314c326c26d1d

    SHA1

    fcfd6f49ba376b43d701a830d5371daaa56a6f53

    SHA256

    d2bf1ee84950b59cf9533a78a2cda72487ef85544f89826b850c25580802094c

    SHA512

    d546c2949fe394bd89eb974bf52c52f0343a4d79911600b5096f2d8665619e93cd9aea3f016c46b8a28de0336bbf1aca508d275fc6403d3f5fbd4c8743bc6187

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p5072287.exe
    Filesize

    168KB

    MD5

    84356a738ea53c3589d12337adbc67fd

    SHA1

    403c40466af39c00a9e81c94d0190b603b9c3a0b

    SHA256

    a44bf82bb541f3c17176913b963ad6eb84842b6b7eb11f6bab381652a35dd41d

    SHA512

    9c0200675ffcb7b903cecafed5f13a00a65c5029ad9054d39a6088fcda0c9c3db004fc897b0431d061d56029d958251646883be42476c1a359728cf91dcc5aba

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p5072287.exe
    Filesize

    168KB

    MD5

    84356a738ea53c3589d12337adbc67fd

    SHA1

    403c40466af39c00a9e81c94d0190b603b9c3a0b

    SHA256

    a44bf82bb541f3c17176913b963ad6eb84842b6b7eb11f6bab381652a35dd41d

    SHA512

    9c0200675ffcb7b903cecafed5f13a00a65c5029ad9054d39a6088fcda0c9c3db004fc897b0431d061d56029d958251646883be42476c1a359728cf91dcc5aba

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\z3630711.exe
    Filesize

    633KB

    MD5

    b81f5a9b769e4e2e1716f5b3078f4ae2

    SHA1

    0f58a1d8dc262ff88fe078ad0e7d067af78a3170

    SHA256

    3dfca8e0913c2d0c0212f004f7dfdb575cc586309300649d0975d169a4e3732b

    SHA512

    96b58478a9c8cca6a2de2bc2644527e0a45e421578e2c045128cfa580b7ca29d468ce5a1137a93a4ac958996011ffb80a93c718269e5dedaf47f5bec09c00e81

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\z3630711.exe
    Filesize

    633KB

    MD5

    b81f5a9b769e4e2e1716f5b3078f4ae2

    SHA1

    0f58a1d8dc262ff88fe078ad0e7d067af78a3170

    SHA256

    3dfca8e0913c2d0c0212f004f7dfdb575cc586309300649d0975d169a4e3732b

    SHA512

    96b58478a9c8cca6a2de2bc2644527e0a45e421578e2c045128cfa580b7ca29d468ce5a1137a93a4ac958996011ffb80a93c718269e5dedaf47f5bec09c00e81

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\z7725606.exe
    Filesize

    290KB

    MD5

    1c4e2e3195d7a7cb7613be69f056e41e

    SHA1

    83b6dcf1ada3094c44eb2bf07ff78c477037457d

    SHA256

    e5fabe55b2a19b40d20cad9dbad233edc963bafd6bfd9d01c6005693b7f424c0

    SHA512

    9282978567b701207d3c3372c5252a13e1da88f5494d6216fd2dc9534e8da7a0137e20a5d0e14221be7cb6095701a80d1ed94c76bf96da083b50be4edbb435bf

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\z7725606.exe
    Filesize

    290KB

    MD5

    1c4e2e3195d7a7cb7613be69f056e41e

    SHA1

    83b6dcf1ada3094c44eb2bf07ff78c477037457d

    SHA256

    e5fabe55b2a19b40d20cad9dbad233edc963bafd6bfd9d01c6005693b7f424c0

    SHA512

    9282978567b701207d3c3372c5252a13e1da88f5494d6216fd2dc9534e8da7a0137e20a5d0e14221be7cb6095701a80d1ed94c76bf96da083b50be4edbb435bf

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\o6178286.exe
    Filesize

    193KB

    MD5

    b1189f1a2092b86e601314c326c26d1d

    SHA1

    fcfd6f49ba376b43d701a830d5371daaa56a6f53

    SHA256

    d2bf1ee84950b59cf9533a78a2cda72487ef85544f89826b850c25580802094c

    SHA512

    d546c2949fe394bd89eb974bf52c52f0343a4d79911600b5096f2d8665619e93cd9aea3f016c46b8a28de0336bbf1aca508d275fc6403d3f5fbd4c8743bc6187

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\o6178286.exe
    Filesize

    193KB

    MD5

    b1189f1a2092b86e601314c326c26d1d

    SHA1

    fcfd6f49ba376b43d701a830d5371daaa56a6f53

    SHA256

    d2bf1ee84950b59cf9533a78a2cda72487ef85544f89826b850c25580802094c

    SHA512

    d546c2949fe394bd89eb974bf52c52f0343a4d79911600b5096f2d8665619e93cd9aea3f016c46b8a28de0336bbf1aca508d275fc6403d3f5fbd4c8743bc6187

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\p5072287.exe
    Filesize

    168KB

    MD5

    84356a738ea53c3589d12337adbc67fd

    SHA1

    403c40466af39c00a9e81c94d0190b603b9c3a0b

    SHA256

    a44bf82bb541f3c17176913b963ad6eb84842b6b7eb11f6bab381652a35dd41d

    SHA512

    9c0200675ffcb7b903cecafed5f13a00a65c5029ad9054d39a6088fcda0c9c3db004fc897b0431d061d56029d958251646883be42476c1a359728cf91dcc5aba

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\p5072287.exe
    Filesize

    168KB

    MD5

    84356a738ea53c3589d12337adbc67fd

    SHA1

    403c40466af39c00a9e81c94d0190b603b9c3a0b

    SHA256

    a44bf82bb541f3c17176913b963ad6eb84842b6b7eb11f6bab381652a35dd41d

    SHA512

    9c0200675ffcb7b903cecafed5f13a00a65c5029ad9054d39a6088fcda0c9c3db004fc897b0431d061d56029d958251646883be42476c1a359728cf91dcc5aba

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\p5072287.exe
    Filesize

    168KB

    MD5

    84356a738ea53c3589d12337adbc67fd

    SHA1

    403c40466af39c00a9e81c94d0190b603b9c3a0b

    SHA256

    a44bf82bb541f3c17176913b963ad6eb84842b6b7eb11f6bab381652a35dd41d

    SHA512

    9c0200675ffcb7b903cecafed5f13a00a65c5029ad9054d39a6088fcda0c9c3db004fc897b0431d061d56029d958251646883be42476c1a359728cf91dcc5aba

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\p5072287.exe
    Filesize

    168KB

    MD5

    84356a738ea53c3589d12337adbc67fd

    SHA1

    403c40466af39c00a9e81c94d0190b603b9c3a0b

    SHA256

    a44bf82bb541f3c17176913b963ad6eb84842b6b7eb11f6bab381652a35dd41d

    SHA512

    9c0200675ffcb7b903cecafed5f13a00a65c5029ad9054d39a6088fcda0c9c3db004fc897b0431d061d56029d958251646883be42476c1a359728cf91dcc5aba

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\p5072287.exe
    Filesize

    168KB

    MD5

    84356a738ea53c3589d12337adbc67fd

    SHA1

    403c40466af39c00a9e81c94d0190b603b9c3a0b

    SHA256

    a44bf82bb541f3c17176913b963ad6eb84842b6b7eb11f6bab381652a35dd41d

    SHA512

    9c0200675ffcb7b903cecafed5f13a00a65c5029ad9054d39a6088fcda0c9c3db004fc897b0431d061d56029d958251646883be42476c1a359728cf91dcc5aba

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\p5072287.exe
    Filesize

    168KB

    MD5

    84356a738ea53c3589d12337adbc67fd

    SHA1

    403c40466af39c00a9e81c94d0190b603b9c3a0b

    SHA256

    a44bf82bb541f3c17176913b963ad6eb84842b6b7eb11f6bab381652a35dd41d

    SHA512

    9c0200675ffcb7b903cecafed5f13a00a65c5029ad9054d39a6088fcda0c9c3db004fc897b0431d061d56029d958251646883be42476c1a359728cf91dcc5aba

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\p5072287.exe
    Filesize

    168KB

    MD5

    84356a738ea53c3589d12337adbc67fd

    SHA1

    403c40466af39c00a9e81c94d0190b603b9c3a0b

    SHA256

    a44bf82bb541f3c17176913b963ad6eb84842b6b7eb11f6bab381652a35dd41d

    SHA512

    9c0200675ffcb7b903cecafed5f13a00a65c5029ad9054d39a6088fcda0c9c3db004fc897b0431d061d56029d958251646883be42476c1a359728cf91dcc5aba

  • memory/604-100-0x0000000000EF0000-0x0000000000F1E000-memory.dmp
    Filesize

    184KB

  • memory/1300-93-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB

  • memory/1300-92-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB

  • memory/1300-90-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
    Filesize

    4KB

  • memory/1300-86-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB

  • memory/1300-85-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB