Analysis

  • max time kernel
    54s
  • max time network
    56s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    23-03-2023 22:16

General

  • Target

    4d5f803f44dbfc784fcbbf11d383e10b877ae950f7e899d5251764cc66d5176a.exe

  • Size

    544KB

  • MD5

    8a3723cc43bfb0997af53ed07a00d24e

  • SHA1

    97bf79909710b988ef87c1dd9b0ea30dd3a1ab45

  • SHA256

    4d5f803f44dbfc784fcbbf11d383e10b877ae950f7e899d5251764cc66d5176a

  • SHA512

    404c92c84a585f3d226b2cf38f0b9ccc8e660b11882c0145d12b477ec8d2c526eb28f82cc3dccc2984be66f3ad0494d7809405d7ba14e2d34fc603e8689ed54c

  • SSDEEP

    12288:CMrGy906Gfx+DVKVFbjpqgUfML/wPyjWR0I7:gyli+DIVFf3OMjhju0I7

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

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 35 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\4d5f803f44dbfc784fcbbf11d383e10b877ae950f7e899d5251764cc66d5176a.exe
    "C:\Users\Admin\AppData\Local\Temp\4d5f803f44dbfc784fcbbf11d383e10b877ae950f7e899d5251764cc66d5176a.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3992
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio9118.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio9118.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3752
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1760.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1760.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3748
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6172.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6172.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4392
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si117396.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si117396.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3924

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\si117396.exe
    Filesize

    175KB

    MD5

    41707338e1e2d868aa699ac0dd2e77b0

    SHA1

    36e0dfba09f9fb409faf0f9a99217d0d0c524b82

    SHA256

    8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

    SHA512

    80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si117396.exe
    Filesize

    175KB

    MD5

    41707338e1e2d868aa699ac0dd2e77b0

    SHA1

    36e0dfba09f9fb409faf0f9a99217d0d0c524b82

    SHA256

    8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

    SHA512

    80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio9118.exe
    Filesize

    402KB

    MD5

    ae3d5eca5141ed32338ff750e0350762

    SHA1

    e0dda9b16ad8075e9b27af81937156db29ead599

    SHA256

    0fd95e770e32122b4703143b4865996ad7b9fb632b71be316289a6af98e315b4

    SHA512

    c01de749cb5b4fc4c820b940fd542f84648ad49f49278121011299871bdbd444c94cf4a4c812189cd335aa8c04d4ac37e02a67c675d420d353d1799b865d75b4

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio9118.exe
    Filesize

    402KB

    MD5

    ae3d5eca5141ed32338ff750e0350762

    SHA1

    e0dda9b16ad8075e9b27af81937156db29ead599

    SHA256

    0fd95e770e32122b4703143b4865996ad7b9fb632b71be316289a6af98e315b4

    SHA512

    c01de749cb5b4fc4c820b940fd542f84648ad49f49278121011299871bdbd444c94cf4a4c812189cd335aa8c04d4ac37e02a67c675d420d353d1799b865d75b4

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1760.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1760.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6172.exe
    Filesize

    349KB

    MD5

    b100386daca6ed51c99e03561735a43c

    SHA1

    e009d254c4a76c49db19e138645c680261980073

    SHA256

    cc23def0bd1e6e3832ee6316db3f14d50d0a1f1e16d105087f13c3996df7604f

    SHA512

    33bc0ba079f057ff7ab2c25551a1e7d9d8fdcf61254a300dd687cfbe0c1853831aff8b50ec3712364dfb222f377b2352aea1aa2cae7d977267a0757c57a39b46

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6172.exe
    Filesize

    349KB

    MD5

    b100386daca6ed51c99e03561735a43c

    SHA1

    e009d254c4a76c49db19e138645c680261980073

    SHA256

    cc23def0bd1e6e3832ee6316db3f14d50d0a1f1e16d105087f13c3996df7604f

    SHA512

    33bc0ba079f057ff7ab2c25551a1e7d9d8fdcf61254a300dd687cfbe0c1853831aff8b50ec3712364dfb222f377b2352aea1aa2cae7d977267a0757c57a39b46

  • memory/3748-133-0x0000000000730000-0x000000000073A000-memory.dmp
    Filesize

    40KB

  • memory/3924-1074-0x0000000000EE0000-0x0000000000F12000-memory.dmp
    Filesize

    200KB

  • memory/3924-1075-0x0000000005760000-0x00000000057AB000-memory.dmp
    Filesize

    300KB

  • memory/3924-1076-0x00000000057D0000-0x00000000057E0000-memory.dmp
    Filesize

    64KB

  • memory/4392-177-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-187-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-142-0x00000000007F0000-0x000000000083B000-memory.dmp
    Filesize

    300KB

  • memory/4392-144-0x0000000002960000-0x0000000002970000-memory.dmp
    Filesize

    64KB

  • memory/4392-143-0x0000000002960000-0x0000000002970000-memory.dmp
    Filesize

    64KB

  • memory/4392-145-0x0000000002960000-0x0000000002970000-memory.dmp
    Filesize

    64KB

  • memory/4392-146-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-147-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-149-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-151-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-153-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-155-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-157-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-161-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-159-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-163-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-165-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-167-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-169-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-171-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-173-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-175-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-140-0x0000000004D00000-0x00000000051FE000-memory.dmp
    Filesize

    5.0MB

  • memory/4392-179-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-181-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-183-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-185-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-141-0x0000000002970000-0x00000000029B4000-memory.dmp
    Filesize

    272KB

  • memory/4392-189-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-191-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-193-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-195-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-197-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-199-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-201-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-203-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-205-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-207-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-209-0x0000000002970000-0x00000000029AE000-memory.dmp
    Filesize

    248KB

  • memory/4392-1052-0x0000000005370000-0x0000000005976000-memory.dmp
    Filesize

    6.0MB

  • memory/4392-1053-0x0000000005A00000-0x0000000005B0A000-memory.dmp
    Filesize

    1.0MB

  • memory/4392-1054-0x0000000005B40000-0x0000000005B52000-memory.dmp
    Filesize

    72KB

  • memory/4392-1056-0x0000000005BA0000-0x0000000005BDE000-memory.dmp
    Filesize

    248KB

  • memory/4392-1055-0x0000000002960000-0x0000000002970000-memory.dmp
    Filesize

    64KB

  • memory/4392-1057-0x0000000005CE0000-0x0000000005D2B000-memory.dmp
    Filesize

    300KB

  • memory/4392-1059-0x0000000005E40000-0x0000000005EA6000-memory.dmp
    Filesize

    408KB

  • memory/4392-1060-0x0000000006530000-0x00000000065C2000-memory.dmp
    Filesize

    584KB

  • memory/4392-1061-0x0000000002960000-0x0000000002970000-memory.dmp
    Filesize

    64KB

  • memory/4392-1062-0x0000000002960000-0x0000000002970000-memory.dmp
    Filesize

    64KB

  • memory/4392-1063-0x0000000002960000-0x0000000002970000-memory.dmp
    Filesize

    64KB

  • memory/4392-1064-0x00000000066D0000-0x0000000006746000-memory.dmp
    Filesize

    472KB

  • memory/4392-139-0x0000000002470000-0x00000000024B6000-memory.dmp
    Filesize

    280KB

  • memory/4392-1065-0x0000000006750000-0x00000000067A0000-memory.dmp
    Filesize

    320KB

  • memory/4392-1066-0x00000000067D0000-0x0000000006992000-memory.dmp
    Filesize

    1.8MB

  • memory/4392-1067-0x00000000069A0000-0x0000000006ECC000-memory.dmp
    Filesize

    5.2MB

  • memory/4392-1068-0x0000000002960000-0x0000000002970000-memory.dmp
    Filesize

    64KB