Analysis

  • max time kernel
    55s
  • max time network
    61s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    24-03-2023 08:07

General

  • Target

    b5b53c3f3ea1cdd62d0b588408fc6ea12ee010a36e7f36e68605b8a6b86d0ffb.exe

  • Size

    540KB

  • MD5

    ad14d0ae0e3407aef5780dc126c7c5a5

  • SHA1

    d79b94638edd119ae15725f215131e2941b5734e

  • SHA256

    b5b53c3f3ea1cdd62d0b588408fc6ea12ee010a36e7f36e68605b8a6b86d0ffb

  • SHA512

    ddb66a31c5f47ab49b1e65f47e9f29f1dc8e7065efda1ceb925fdb5dd8a972bd582173b92dfc5e248e978f567fc44a1421e9cfc2dc717733cfe8bfac7946ffae

  • SSDEEP

    12288:YMrqy90roENR4lxz6bctZGbkbvMMstBCjuDzVk5nFhZY+1B:yyxEi6bBwxstkF9T

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 5 IoCs
  • RedLine

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

  • RedLine payload 37 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\b5b53c3f3ea1cdd62d0b588408fc6ea12ee010a36e7f36e68605b8a6b86d0ffb.exe
    "C:\Users\Admin\AppData\Local\Temp\b5b53c3f3ea1cdd62d0b588408fc6ea12ee010a36e7f36e68605b8a6b86d0ffb.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3232
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio9945.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio9945.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4280
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4808.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4808.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4072
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2558.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2558.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4104
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si128731.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si128731.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1836

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si128731.exe

    Filesize

    175KB

    MD5

    7c11dfe7837f2079d50113de0e973682

    SHA1

    fae072addd4d56ab67d08ab82da4aac5d7223960

    SHA256

    442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

    SHA512

    06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si128731.exe

    Filesize

    175KB

    MD5

    7c11dfe7837f2079d50113de0e973682

    SHA1

    fae072addd4d56ab67d08ab82da4aac5d7223960

    SHA256

    442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

    SHA512

    06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio9945.exe

    Filesize

    398KB

    MD5

    929df2f9ff935858ce432946a989ce11

    SHA1

    9e2ec0499bd092b716f99fa485efb65f81dc8a22

    SHA256

    54167e67bb9f3071a90c1769ac2654de71822a38ee4f9e3f0c30393ea790219b

    SHA512

    afb398ed1216aff41b29e6dcb634bc8bbe2c0ff85c49a20727e1800de78d7c3c2ad74495332dffe72e7b985a7d2cfb8dbd964ee148e6c52df0e2a82ee5cc1982

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio9945.exe

    Filesize

    398KB

    MD5

    929df2f9ff935858ce432946a989ce11

    SHA1

    9e2ec0499bd092b716f99fa485efb65f81dc8a22

    SHA256

    54167e67bb9f3071a90c1769ac2654de71822a38ee4f9e3f0c30393ea790219b

    SHA512

    afb398ed1216aff41b29e6dcb634bc8bbe2c0ff85c49a20727e1800de78d7c3c2ad74495332dffe72e7b985a7d2cfb8dbd964ee148e6c52df0e2a82ee5cc1982

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4808.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4808.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2558.exe

    Filesize

    355KB

    MD5

    9bb4836e81cf486f0fcd61318c358df7

    SHA1

    c090d363ffc6556b47f794d598da41133d960ac7

    SHA256

    505e523dde2c76d398add306e8076254941061c65d993980d59de5670faf88a7

    SHA512

    538bb227f5747f56193ff4f37a79761aae9b5b71088cd8fa0248e468b7b68873841cf464eb931075a94e644eb216ce2927a6445ef333a2509bcf2dfe7b09b354

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2558.exe

    Filesize

    355KB

    MD5

    9bb4836e81cf486f0fcd61318c358df7

    SHA1

    c090d363ffc6556b47f794d598da41133d960ac7

    SHA256

    505e523dde2c76d398add306e8076254941061c65d993980d59de5670faf88a7

    SHA512

    538bb227f5747f56193ff4f37a79761aae9b5b71088cd8fa0248e468b7b68873841cf464eb931075a94e644eb216ce2927a6445ef333a2509bcf2dfe7b09b354

  • memory/1836-1071-0x0000000000CE0000-0x0000000000D12000-memory.dmp

    Filesize

    200KB

  • memory/1836-1072-0x0000000005720000-0x000000000576B000-memory.dmp

    Filesize

    300KB

  • memory/1836-1073-0x0000000005870000-0x0000000005880000-memory.dmp

    Filesize

    64KB

  • memory/4072-131-0x00000000004E0000-0x00000000004EA000-memory.dmp

    Filesize

    40KB

  • memory/4104-171-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-185-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-140-0x00000000049B0000-0x00000000049F4000-memory.dmp

    Filesize

    272KB

  • memory/4104-141-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-142-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-144-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-146-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-151-0x0000000007350000-0x0000000007360000-memory.dmp

    Filesize

    64KB

  • memory/4104-149-0x0000000007350000-0x0000000007360000-memory.dmp

    Filesize

    64KB

  • memory/4104-153-0x0000000007350000-0x0000000007360000-memory.dmp

    Filesize

    64KB

  • memory/4104-152-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-148-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-155-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-157-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-159-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-161-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-163-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-165-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-167-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-169-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-138-0x00000000047B0000-0x00000000047F6000-memory.dmp

    Filesize

    280KB

  • memory/4104-173-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-175-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-177-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-179-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-181-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-183-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-139-0x0000000007360000-0x000000000785E000-memory.dmp

    Filesize

    5.0MB

  • memory/4104-187-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-189-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-191-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-193-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-195-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-197-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-199-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-201-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-205-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-203-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-207-0x00000000049B0000-0x00000000049EE000-memory.dmp

    Filesize

    248KB

  • memory/4104-1050-0x0000000007E70000-0x0000000008476000-memory.dmp

    Filesize

    6.0MB

  • memory/4104-1051-0x0000000007210000-0x000000000731A000-memory.dmp

    Filesize

    1.0MB

  • memory/4104-1052-0x0000000007860000-0x0000000007872000-memory.dmp

    Filesize

    72KB

  • memory/4104-1053-0x0000000007880000-0x00000000078BE000-memory.dmp

    Filesize

    248KB

  • memory/4104-1054-0x00000000079D0000-0x0000000007A1B000-memory.dmp

    Filesize

    300KB

  • memory/4104-1055-0x0000000007350000-0x0000000007360000-memory.dmp

    Filesize

    64KB

  • memory/4104-1057-0x0000000007B60000-0x0000000007BF2000-memory.dmp

    Filesize

    584KB

  • memory/4104-1058-0x0000000007C00000-0x0000000007C66000-memory.dmp

    Filesize

    408KB

  • memory/4104-1059-0x0000000007350000-0x0000000007360000-memory.dmp

    Filesize

    64KB

  • memory/4104-1060-0x0000000007350000-0x0000000007360000-memory.dmp

    Filesize

    64KB

  • memory/4104-1061-0x0000000007350000-0x0000000007360000-memory.dmp

    Filesize

    64KB

  • memory/4104-137-0x0000000002C90000-0x0000000002CDB000-memory.dmp

    Filesize

    300KB

  • memory/4104-1062-0x0000000008A50000-0x0000000008C12000-memory.dmp

    Filesize

    1.8MB

  • memory/4104-1063-0x0000000008C40000-0x000000000916C000-memory.dmp

    Filesize

    5.2MB

  • memory/4104-1064-0x0000000009290000-0x0000000009306000-memory.dmp

    Filesize

    472KB

  • memory/4104-1065-0x0000000009320000-0x0000000009370000-memory.dmp

    Filesize

    320KB