Analysis

  • max time kernel
    52s
  • max time network
    70s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    24-05-2023 16:42

General

  • Target

    b3d3ec54151a2183f58a225c42d9c73d3ff8d3425af3b462402df20f29963211.exe

  • Size

    872KB

  • MD5

    f0282a25d4cf518bc53f4128f14ecabd

  • SHA1

    6278b696b02082f654677499608e3a66dc6b3ade

  • SHA256

    b3d3ec54151a2183f58a225c42d9c73d3ff8d3425af3b462402df20f29963211

  • SHA512

    964d471d2edb2a3c2650057784a1f7ec7e2c5d992bf50b5b4eb1a91d5cfc46359beadf50185e97c17eb5ed2938dba3e862934d4767d6f9c450940634d9be4118

  • SSDEEP

    12288:BMrOy90wlSJgnH1FGxiy6wpUEl4qHLGFw46brNkbxnJVl2LKm89qynUEcVmoC3QR:PywJgH1wwu7H6m4PPefjVmoC3jK

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.122:19062

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

mesu

C2

83.97.73.122:19062

Attributes
  • auth_value

    8ede6a157d1d9509a21427d10e999ba2

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 5 IoCs
  • RedLine

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

  • Executes dropped EXE 7 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 6 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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b3d3ec54151a2183f58a225c42d9c73d3ff8d3425af3b462402df20f29963211.exe
    "C:\Users\Admin\AppData\Local\Temp\b3d3ec54151a2183f58a225c42d9c73d3ff8d3425af3b462402df20f29963211.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4456
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4553500.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4553500.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:5068
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v5950840.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v5950840.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4724
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1431517.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1431517.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:4760
          • 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:2964
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b3682011.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b3682011.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:404
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c3416620.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c3416620.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4380
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
          "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\AppLaunch.exe"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4364
          • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe
            "C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe"
            5⤵
            • Executes dropped EXE
            PID:3196
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d5096485.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d5096485.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:4400
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\AppLaunch.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4684

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    226B

    MD5

    957779c42144282d8cd83192b8fbc7cf

    SHA1

    de83d08d2cca06b9ff3d1ef239d6b60b705d25fe

    SHA256

    0d7ca7ba65e2b465e4878e324ceab8f8981f5ec06dcf5bc32559a4467a9c7d51

    SHA512

    f1549c61b4f2906d13b2aabb74772c2bc826cd42373d7bb6c48cbb125d5aa2ec17617e6b5e67e8aae3bb5790cc831cdba48a45008ed01df4fba8be448cce39fd

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d5096485.exe

    Filesize

    329KB

    MD5

    9edc68c19142662d6dff6ab85e439fe5

    SHA1

    5c21ea7598890032ae9b71c46604c562125c0420

    SHA256

    cd4391c2aa12b56d54c9981d69d5a3a1788bc0d14e875f552f8e5afb712dede1

    SHA512

    e612b287a123c9647ff23c834ea64c6392d6eac3828f414f7a43ccfecb9bcffa470cfd8e1454427658c88953dca245c0aa91b96cf9282d945d521c134f5e4f62

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d5096485.exe

    Filesize

    329KB

    MD5

    9edc68c19142662d6dff6ab85e439fe5

    SHA1

    5c21ea7598890032ae9b71c46604c562125c0420

    SHA256

    cd4391c2aa12b56d54c9981d69d5a3a1788bc0d14e875f552f8e5afb712dede1

    SHA512

    e612b287a123c9647ff23c834ea64c6392d6eac3828f414f7a43ccfecb9bcffa470cfd8e1454427658c88953dca245c0aa91b96cf9282d945d521c134f5e4f62

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4553500.exe

    Filesize

    601KB

    MD5

    4a5c6d52884bb4d3a09b6d9a7ee6207d

    SHA1

    1270ee75b5934534d27ab1db3d5a67db93c85f43

    SHA256

    9fc014202cf0d8c5c5ca06f2a6e0e38e6c495d954bd4b3583cb6123a7155b425

    SHA512

    1152df42059dded318c91159463f8f58ca26bb1df44b92277ffd0a7e2cb9374aedc10e8abe49643eebfb1346d93c45c624671967af4c0cc8931de4d3d5607889

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4553500.exe

    Filesize

    601KB

    MD5

    4a5c6d52884bb4d3a09b6d9a7ee6207d

    SHA1

    1270ee75b5934534d27ab1db3d5a67db93c85f43

    SHA256

    9fc014202cf0d8c5c5ca06f2a6e0e38e6c495d954bd4b3583cb6123a7155b425

    SHA512

    1152df42059dded318c91159463f8f58ca26bb1df44b92277ffd0a7e2cb9374aedc10e8abe49643eebfb1346d93c45c624671967af4c0cc8931de4d3d5607889

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c3416620.exe

    Filesize

    387KB

    MD5

    611af53dc21141374409bccabf63ad08

    SHA1

    f984b64bf422e1a19bb436c6140221d68694ea44

    SHA256

    83de214f5d0d8764678fbf5967b1b71f380d604eb34d41c120f36c605262e6e0

    SHA512

    80ad24b237806fe6542e0d08933cf9f1a1623161f268f76064cf8dc8439f212bf1cd8972c6772a9f79b7d2530e096dcfa6098d9db96253b33dc7e275ba51833b

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c3416620.exe

    Filesize

    387KB

    MD5

    611af53dc21141374409bccabf63ad08

    SHA1

    f984b64bf422e1a19bb436c6140221d68694ea44

    SHA256

    83de214f5d0d8764678fbf5967b1b71f380d604eb34d41c120f36c605262e6e0

    SHA512

    80ad24b237806fe6542e0d08933cf9f1a1623161f268f76064cf8dc8439f212bf1cd8972c6772a9f79b7d2530e096dcfa6098d9db96253b33dc7e275ba51833b

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v5950840.exe

    Filesize

    276KB

    MD5

    0197308140af7de39d8e0ee64e655ace

    SHA1

    33cc8bc2df16259636946a8bb5cfac4bee15ec4e

    SHA256

    24991d1cf0996c14014b84ed4fe37f42374cc3ff6edce5b05210e5095c4fd51c

    SHA512

    5ada182371b2970ce6d48391b35e0027b45e5f6345adeb3670fd96eeee8281fb862104b63233810e0ca11ace2cda9f2e5527886a229b008dca889c0f75e9bc9b

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v5950840.exe

    Filesize

    276KB

    MD5

    0197308140af7de39d8e0ee64e655ace

    SHA1

    33cc8bc2df16259636946a8bb5cfac4bee15ec4e

    SHA256

    24991d1cf0996c14014b84ed4fe37f42374cc3ff6edce5b05210e5095c4fd51c

    SHA512

    5ada182371b2970ce6d48391b35e0027b45e5f6345adeb3670fd96eeee8281fb862104b63233810e0ca11ace2cda9f2e5527886a229b008dca889c0f75e9bc9b

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1431517.exe

    Filesize

    194KB

    MD5

    1be0ef20de8deb0c852eb70b0e59de92

    SHA1

    18edc892ccc66a8646f6c06085465ddbb92f2120

    SHA256

    145113a43efb5e030c7286f6c0263fe81a8c7e3e06a3f214d1cb50d737a84f98

    SHA512

    a56a2464e795e62336d864adbb8599160d9141dc245c81e9da5085f046dad78c375b42b9d0264e70faa0deabced72fa6f732d0d429de59090625fe31f58c7ce3

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1431517.exe

    Filesize

    194KB

    MD5

    1be0ef20de8deb0c852eb70b0e59de92

    SHA1

    18edc892ccc66a8646f6c06085465ddbb92f2120

    SHA256

    145113a43efb5e030c7286f6c0263fe81a8c7e3e06a3f214d1cb50d737a84f98

    SHA512

    a56a2464e795e62336d864adbb8599160d9141dc245c81e9da5085f046dad78c375b42b9d0264e70faa0deabced72fa6f732d0d429de59090625fe31f58c7ce3

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b3682011.exe

    Filesize

    145KB

    MD5

    fc17aa76e9dcbd0f838f7569c7a19988

    SHA1

    e2d67f67541f1cd66f4f4b668d46b4d9478c9e32

    SHA256

    5e899beb927fe1b3ade33688b012da5e148d5ff8fba1abb36fc7cd3dce3eaf43

    SHA512

    07966b4dc458a1b646b83393d980f7c6626ade3a6ab6bea354d6a4079895abbac77ec429b5c201ec09949bd39592a4c19382143d6f02627d49b3e81c261daef2

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b3682011.exe

    Filesize

    145KB

    MD5

    fc17aa76e9dcbd0f838f7569c7a19988

    SHA1

    e2d67f67541f1cd66f4f4b668d46b4d9478c9e32

    SHA256

    5e899beb927fe1b3ade33688b012da5e148d5ff8fba1abb36fc7cd3dce3eaf43

    SHA512

    07966b4dc458a1b646b83393d980f7c6626ade3a6ab6bea354d6a4079895abbac77ec429b5c201ec09949bd39592a4c19382143d6f02627d49b3e81c261daef2

  • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

    Filesize

    96KB

    MD5

    7825cad99621dd288da81d8d8ae13cf5

    SHA1

    f3e1ab0c8e4f22e718cdeb6fa5faa87b0e61e73c

    SHA256

    529088553fe9cb3e497ef704ce9bc7bc07630f6ddfad44afb92acfe639789ec5

    SHA512

    2e81251a2c140a96f681fa95d82eee531b391e2654daa90da08d1dd00f13cba949136d465a2dc37507d40b4a708b6fc695baa716f19737591b1a89bd2a4b60b4

  • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

    Filesize

    96KB

    MD5

    7825cad99621dd288da81d8d8ae13cf5

    SHA1

    f3e1ab0c8e4f22e718cdeb6fa5faa87b0e61e73c

    SHA256

    529088553fe9cb3e497ef704ce9bc7bc07630f6ddfad44afb92acfe639789ec5

    SHA512

    2e81251a2c140a96f681fa95d82eee531b391e2654daa90da08d1dd00f13cba949136d465a2dc37507d40b4a708b6fc695baa716f19737591b1a89bd2a4b60b4

  • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

    Filesize

    96KB

    MD5

    7825cad99621dd288da81d8d8ae13cf5

    SHA1

    f3e1ab0c8e4f22e718cdeb6fa5faa87b0e61e73c

    SHA256

    529088553fe9cb3e497ef704ce9bc7bc07630f6ddfad44afb92acfe639789ec5

    SHA512

    2e81251a2c140a96f681fa95d82eee531b391e2654daa90da08d1dd00f13cba949136d465a2dc37507d40b4a708b6fc695baa716f19737591b1a89bd2a4b60b4

  • memory/404-150-0x00000000005B0000-0x00000000005DA000-memory.dmp

    Filesize

    168KB

  • memory/404-155-0x0000000004FA0000-0x0000000004FDE000-memory.dmp

    Filesize

    248KB

  • memory/404-167-0x0000000005400000-0x0000000005466000-memory.dmp

    Filesize

    408KB

  • memory/404-168-0x0000000006770000-0x0000000006932000-memory.dmp

    Filesize

    1.8MB

  • memory/404-169-0x0000000006E70000-0x000000000739C000-memory.dmp

    Filesize

    5.2MB

  • memory/404-184-0x0000000005220000-0x0000000005230000-memory.dmp

    Filesize

    64KB

  • memory/404-185-0x00000000066C0000-0x0000000006736000-memory.dmp

    Filesize

    472KB

  • memory/404-186-0x0000000006940000-0x0000000006990000-memory.dmp

    Filesize

    320KB

  • memory/404-165-0x00000000052F0000-0x0000000005382000-memory.dmp

    Filesize

    584KB

  • memory/404-156-0x0000000005120000-0x000000000516B000-memory.dmp

    Filesize

    300KB

  • memory/404-151-0x0000000005490000-0x0000000005A96000-memory.dmp

    Filesize

    6.0MB

  • memory/404-166-0x0000000005FA0000-0x000000000649E000-memory.dmp

    Filesize

    5.0MB

  • memory/404-152-0x0000000005010000-0x000000000511A000-memory.dmp

    Filesize

    1.0MB

  • memory/404-153-0x0000000004F40000-0x0000000004F52000-memory.dmp

    Filesize

    72KB

  • memory/404-154-0x0000000005220000-0x0000000005230000-memory.dmp

    Filesize

    64KB

  • memory/2964-139-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/4364-202-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/4364-201-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/4364-192-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/4684-205-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/4684-221-0x0000000008F00000-0x0000000008F4B000-memory.dmp

    Filesize

    300KB

  • memory/4684-224-0x0000000008D20000-0x0000000008D30000-memory.dmp

    Filesize

    64KB