Analysis

  • max time kernel
    54s
  • max time network
    71s
  • 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 00:49

General

  • Target

    1cd736fd634db9bf948f2182eca8e60a2fbe148cfb77c86a04019caab8c94b66.exe

  • Size

    690KB

  • MD5

    ec8f9bce982f1329aa2989961c72536f

  • SHA1

    67ceeae490c14931d5959fa037ff9f4a2ca913e1

  • SHA256

    1cd736fd634db9bf948f2182eca8e60a2fbe148cfb77c86a04019caab8c94b66

  • SHA512

    6c5a13201d1519590dd1ff60ea44ff679f6360261aa3dea7e77da88e4e183449595e26adea9dc410e4caecba4bbdee5782ee97282e8fa262e315b765ef3168d1

  • SSDEEP

    12288:qUjIXjpVmeRF7euMA4AFtz53CdFNBPT/0TI3VEN+5Q8oe4yY:qUEH9beq7Ftz53CdP6T+V7SF

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\1cd736fd634db9bf948f2182eca8e60a2fbe148cfb77c86a04019caab8c94b66.exe
    "C:\Users\Admin\AppData\Local\Temp\1cd736fd634db9bf948f2182eca8e60a2fbe148cfb77c86a04019caab8c94b66.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1008
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zinL7582.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zinL7582.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4320
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520732.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520732.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2064
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku168402.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku168402.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4024
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr143335.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr143335.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1312

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\lr143335.exe
    Filesize

    175KB

    MD5

    41707338e1e2d868aa699ac0dd2e77b0

    SHA1

    36e0dfba09f9fb409faf0f9a99217d0d0c524b82

    SHA256

    8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

    SHA512

    80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr143335.exe
    Filesize

    175KB

    MD5

    41707338e1e2d868aa699ac0dd2e77b0

    SHA1

    36e0dfba09f9fb409faf0f9a99217d0d0c524b82

    SHA256

    8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

    SHA512

    80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zinL7582.exe
    Filesize

    404KB

    MD5

    d715da6658524cd30303b7cb638c6263

    SHA1

    ed0b406f5759da89df3b45895f9430ec55acbf2c

    SHA256

    90684394c3e785fa7e12cf4540208c18579280d230649b87b595554095d0e775

    SHA512

    00cc07b04cf7ee7c5d2b57f0b57e50d8f3790b0f7c75089aa3baf063bb18c696cd5ef1777c62596b35959c6937cec6750bd7304e0d748ce4f108a10587661f36

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zinL7582.exe
    Filesize

    404KB

    MD5

    d715da6658524cd30303b7cb638c6263

    SHA1

    ed0b406f5759da89df3b45895f9430ec55acbf2c

    SHA256

    90684394c3e785fa7e12cf4540208c18579280d230649b87b595554095d0e775

    SHA512

    00cc07b04cf7ee7c5d2b57f0b57e50d8f3790b0f7c75089aa3baf063bb18c696cd5ef1777c62596b35959c6937cec6750bd7304e0d748ce4f108a10587661f36

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520732.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520732.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku168402.exe
    Filesize

    358KB

    MD5

    7a4a29c15ffeb297ac2c51d45d1383bf

    SHA1

    e2a84c12b5a483680548d45f4602584161b7a9ae

    SHA256

    1686f802a3863f6f45409ec31a29d5a3eda39e1f45135004d9ea852edcb382b6

    SHA512

    856105aa0cfb2e0a02e597a73a9e725bb7cd8a690b9f34fa0ea5d91b20c5687e0d902814927168142ad6254555f52e4f9a9074bfa35e3c99b540766b678e5532

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku168402.exe
    Filesize

    358KB

    MD5

    7a4a29c15ffeb297ac2c51d45d1383bf

    SHA1

    e2a84c12b5a483680548d45f4602584161b7a9ae

    SHA256

    1686f802a3863f6f45409ec31a29d5a3eda39e1f45135004d9ea852edcb382b6

    SHA512

    856105aa0cfb2e0a02e597a73a9e725bb7cd8a690b9f34fa0ea5d91b20c5687e0d902814927168142ad6254555f52e4f9a9074bfa35e3c99b540766b678e5532

  • memory/1008-136-0x0000000000400000-0x000000000076F000-memory.dmp
    Filesize

    3.4MB

  • memory/1008-137-0x0000000004580000-0x000000000460A000-memory.dmp
    Filesize

    552KB

  • memory/1008-120-0x0000000004580000-0x000000000460A000-memory.dmp
    Filesize

    552KB

  • memory/1312-1081-0x0000000004B90000-0x0000000004BA0000-memory.dmp
    Filesize

    64KB

  • memory/1312-1080-0x0000000004D70000-0x0000000004DBB000-memory.dmp
    Filesize

    300KB

  • memory/1312-1079-0x0000000000340000-0x0000000000372000-memory.dmp
    Filesize

    200KB

  • memory/2064-135-0x0000000000DF0000-0x0000000000DFA000-memory.dmp
    Filesize

    40KB

  • memory/4024-181-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-197-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-149-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-153-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-151-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-155-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-157-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-159-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-161-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-163-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-165-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-167-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-169-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-171-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-174-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/4024-173-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-176-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/4024-177-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-179-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-147-0x00000000051A0000-0x00000000051E4000-memory.dmp
    Filesize

    272KB

  • memory/4024-183-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-185-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-187-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-189-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-191-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-193-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-195-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-148-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-199-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-201-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-203-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-205-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-207-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-209-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-211-0x00000000051A0000-0x00000000051DE000-memory.dmp
    Filesize

    248KB

  • memory/4024-1056-0x0000000005840000-0x0000000005E46000-memory.dmp
    Filesize

    6.0MB

  • memory/4024-1057-0x00000000052B0000-0x00000000053BA000-memory.dmp
    Filesize

    1.0MB

  • memory/4024-1058-0x00000000053F0000-0x0000000005402000-memory.dmp
    Filesize

    72KB

  • memory/4024-1059-0x0000000005410000-0x000000000544E000-memory.dmp
    Filesize

    248KB

  • memory/4024-1060-0x0000000005560000-0x00000000055AB000-memory.dmp
    Filesize

    300KB

  • memory/4024-1061-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/4024-1063-0x00000000056F0000-0x0000000005782000-memory.dmp
    Filesize

    584KB

  • memory/4024-1064-0x0000000005790000-0x00000000057F6000-memory.dmp
    Filesize

    408KB

  • memory/4024-1066-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/4024-1067-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/4024-1068-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/4024-1069-0x0000000006800000-0x0000000006876000-memory.dmp
    Filesize

    472KB

  • memory/4024-1070-0x0000000006890000-0x00000000068E0000-memory.dmp
    Filesize

    320KB

  • memory/4024-1071-0x0000000006920000-0x0000000006AE2000-memory.dmp
    Filesize

    1.8MB

  • memory/4024-1072-0x0000000006AF0000-0x000000000701C000-memory.dmp
    Filesize

    5.2MB

  • memory/4024-146-0x0000000004CA0000-0x000000000519E000-memory.dmp
    Filesize

    5.0MB

  • memory/4024-145-0x00000000027A0000-0x00000000027E6000-memory.dmp
    Filesize

    280KB

  • memory/4024-144-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/4024-143-0x00000000007F0000-0x000000000083B000-memory.dmp
    Filesize

    300KB

  • memory/4024-1073-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB