Analysis

  • max time kernel
    53s
  • max time network
    66s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    31-03-2023 19:39

General

  • Target

    4d76d5a41b1a4e5483a8b07b17b409580fdda81404c6cbcc3ea250f585a93ffc.exe

  • Size

    673KB

  • MD5

    05c12f87e63f1241ed3663f41b5ea905

  • SHA1

    7c6a335f97cb0788ce20abbf4bc9213647b727c3

  • SHA256

    4d76d5a41b1a4e5483a8b07b17b409580fdda81404c6cbcc3ea250f585a93ffc

  • SHA512

    7963a1555a17f12527fe33882565707dcdb46cf3c840b660d35ca3cf45f1185a4810e93809d0252d8cccbb752d8d541aa35a8961b953e48b47161c7077b9b381

  • SSDEEP

    12288:3MrUy90r7wF1w1iyo80XTjlLGTSITHopFKCHudyZG3ZD/ObGrwmSibzLGs6y:Hyk7w3w1PyXfwTvHePudIGJabNXizG0

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

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 22 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 2 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4d76d5a41b1a4e5483a8b07b17b409580fdda81404c6cbcc3ea250f585a93ffc.exe
    "C:\Users\Admin\AppData\Local\Temp\4d76d5a41b1a4e5483a8b07b17b409580fdda81404c6cbcc3ea250f585a93ffc.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2504
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un208286.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un208286.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2544
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5679.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5679.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2604
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9794.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9794.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3880
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si013569.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si013569.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5060

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\si013569.exe
    Filesize

    175KB

    MD5

    c051a9f1ba819b43742e3ae8419255ba

    SHA1

    f4fe813c5002c18477deefe03a7f944b7e0ca91f

    SHA256

    70ba5d87f340d1f071ecef4592ede002d4330a7b7245e8bb2a504357ee996a17

    SHA512

    f1a03075fa7f94df8387cf4ff7ee80c228e80ed52d87d9d3906c7034443df2190b02994c42656d3d6891050b9b68153ccd6e6e5ba6d8b8087e57042cd36248b9

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si013569.exe
    Filesize

    175KB

    MD5

    c051a9f1ba819b43742e3ae8419255ba

    SHA1

    f4fe813c5002c18477deefe03a7f944b7e0ca91f

    SHA256

    70ba5d87f340d1f071ecef4592ede002d4330a7b7245e8bb2a504357ee996a17

    SHA512

    f1a03075fa7f94df8387cf4ff7ee80c228e80ed52d87d9d3906c7034443df2190b02994c42656d3d6891050b9b68153ccd6e6e5ba6d8b8087e57042cd36248b9

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un208286.exe
    Filesize

    531KB

    MD5

    28771a97355a01bbe1f020233208fdf6

    SHA1

    9d3788aba2afa495470822b76e047111155c5210

    SHA256

    4392755cfb24fb8e73652496fa81105c9fac2081ea82ecf2fc78bfb33d247453

    SHA512

    bff19c3f75aa51dbbbb4b194f9f573c6651af46e3724d91dcbbc854ab47f3ee522f55e33ce437c80fb75557b493d52b18d51a85f96ef17f7aa5571861021c532

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un208286.exe
    Filesize

    531KB

    MD5

    28771a97355a01bbe1f020233208fdf6

    SHA1

    9d3788aba2afa495470822b76e047111155c5210

    SHA256

    4392755cfb24fb8e73652496fa81105c9fac2081ea82ecf2fc78bfb33d247453

    SHA512

    bff19c3f75aa51dbbbb4b194f9f573c6651af46e3724d91dcbbc854ab47f3ee522f55e33ce437c80fb75557b493d52b18d51a85f96ef17f7aa5571861021c532

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5679.exe
    Filesize

    260KB

    MD5

    620ec1cc483561fb6b769519efb80eb2

    SHA1

    c3dd8c0ad65bdf02117c1a20c9d2bdcf8d3c8b3b

    SHA256

    0951c13842ff42d6dcc2b3254a5e7bba64a5ee19ae9b32a0fc23e59147e23fee

    SHA512

    97239c56c289869f39459700297db0f8dec3e4da8f6fe9dda346713face31b5a783d054e68fd0a6348d106df6a22ff047a25c24236b80a1a5b12d9e040e91406

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5679.exe
    Filesize

    260KB

    MD5

    620ec1cc483561fb6b769519efb80eb2

    SHA1

    c3dd8c0ad65bdf02117c1a20c9d2bdcf8d3c8b3b

    SHA256

    0951c13842ff42d6dcc2b3254a5e7bba64a5ee19ae9b32a0fc23e59147e23fee

    SHA512

    97239c56c289869f39459700297db0f8dec3e4da8f6fe9dda346713face31b5a783d054e68fd0a6348d106df6a22ff047a25c24236b80a1a5b12d9e040e91406

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9794.exe
    Filesize

    318KB

    MD5

    760c107b54ecd131a63ba32aabff4505

    SHA1

    53901b9f9dfb0d2effee380fea029848ca85ed0f

    SHA256

    b1f24748026d3f81953c0d53d00f201e359c99089ad68c17bf8cb0c2010f90b4

    SHA512

    b631526d889f4b2126dc8f2f580aee3d5b14c6dfbb9b2e20b496d79f237c9a185bb0e8a468067821d909e64e1fd93404931ab6fee5401e7c50ad0c4faca6d509

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9794.exe
    Filesize

    318KB

    MD5

    760c107b54ecd131a63ba32aabff4505

    SHA1

    53901b9f9dfb0d2effee380fea029848ca85ed0f

    SHA256

    b1f24748026d3f81953c0d53d00f201e359c99089ad68c17bf8cb0c2010f90b4

    SHA512

    b631526d889f4b2126dc8f2f580aee3d5b14c6dfbb9b2e20b496d79f237c9a185bb0e8a468067821d909e64e1fd93404931ab6fee5401e7c50ad0c4faca6d509

  • memory/2604-136-0x0000000002020000-0x000000000203A000-memory.dmp
    Filesize

    104KB

  • memory/2604-137-0x0000000004BD0000-0x00000000050CE000-memory.dmp
    Filesize

    5.0MB

  • memory/2604-138-0x0000000002510000-0x0000000002528000-memory.dmp
    Filesize

    96KB

  • memory/2604-139-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-140-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-146-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-144-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-148-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-156-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-162-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-164-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-165-0x00000000001D0000-0x00000000001FD000-memory.dmp
    Filesize

    180KB

  • memory/2604-169-0x0000000004BC0000-0x0000000004BD0000-memory.dmp
    Filesize

    64KB

  • memory/2604-168-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-170-0x0000000004BC0000-0x0000000004BD0000-memory.dmp
    Filesize

    64KB

  • memory/2604-166-0x0000000004BC0000-0x0000000004BD0000-memory.dmp
    Filesize

    64KB

  • memory/2604-160-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-158-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-154-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-152-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-150-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-142-0x0000000002510000-0x0000000002522000-memory.dmp
    Filesize

    72KB

  • memory/2604-171-0x0000000000400000-0x00000000004B1000-memory.dmp
    Filesize

    708KB

  • memory/2604-173-0x0000000000400000-0x00000000004B1000-memory.dmp
    Filesize

    708KB

  • memory/3880-178-0x0000000002190000-0x00000000021D6000-memory.dmp
    Filesize

    280KB

  • memory/3880-179-0x0000000004A80000-0x0000000004AC4000-memory.dmp
    Filesize

    272KB

  • memory/3880-180-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-181-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-183-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-185-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-187-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-189-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-191-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-193-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-195-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-197-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-199-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-201-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-203-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-205-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-207-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-209-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-211-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-213-0x0000000004A80000-0x0000000004ABF000-memory.dmp
    Filesize

    252KB

  • memory/3880-338-0x0000000004B70000-0x0000000004B80000-memory.dmp
    Filesize

    64KB

  • memory/3880-336-0x00000000004C0000-0x000000000050B000-memory.dmp
    Filesize

    300KB

  • memory/3880-342-0x0000000004B70000-0x0000000004B80000-memory.dmp
    Filesize

    64KB

  • memory/3880-340-0x0000000004B70000-0x0000000004B80000-memory.dmp
    Filesize

    64KB

  • memory/3880-1090-0x0000000005080000-0x0000000005686000-memory.dmp
    Filesize

    6.0MB

  • memory/3880-1091-0x0000000005690000-0x000000000579A000-memory.dmp
    Filesize

    1.0MB

  • memory/3880-1092-0x00000000057A0000-0x00000000057B2000-memory.dmp
    Filesize

    72KB

  • memory/3880-1093-0x00000000057C0000-0x00000000057FE000-memory.dmp
    Filesize

    248KB

  • memory/3880-1094-0x0000000005910000-0x000000000595B000-memory.dmp
    Filesize

    300KB

  • memory/3880-1095-0x0000000004B70000-0x0000000004B80000-memory.dmp
    Filesize

    64KB

  • memory/3880-1097-0x0000000005AA0000-0x0000000005B06000-memory.dmp
    Filesize

    408KB

  • memory/3880-1098-0x0000000006160000-0x00000000061F2000-memory.dmp
    Filesize

    584KB

  • memory/3880-1099-0x0000000004B70000-0x0000000004B80000-memory.dmp
    Filesize

    64KB

  • memory/3880-1100-0x0000000004B70000-0x0000000004B80000-memory.dmp
    Filesize

    64KB

  • memory/3880-1101-0x0000000004B70000-0x0000000004B80000-memory.dmp
    Filesize

    64KB

  • memory/3880-1102-0x00000000020A0000-0x0000000002116000-memory.dmp
    Filesize

    472KB

  • memory/3880-1103-0x0000000007600000-0x0000000007650000-memory.dmp
    Filesize

    320KB

  • memory/3880-1104-0x0000000004B70000-0x0000000004B80000-memory.dmp
    Filesize

    64KB

  • memory/3880-1105-0x0000000007650000-0x0000000007812000-memory.dmp
    Filesize

    1.8MB

  • memory/3880-1106-0x0000000007820000-0x0000000007D4C000-memory.dmp
    Filesize

    5.2MB

  • memory/5060-1112-0x0000000000150000-0x0000000000182000-memory.dmp
    Filesize

    200KB

  • memory/5060-1113-0x0000000004B90000-0x0000000004BDB000-memory.dmp
    Filesize

    300KB

  • memory/5060-1114-0x0000000004CF0000-0x0000000004D00000-memory.dmp
    Filesize

    64KB

  • memory/5060-1115-0x0000000004CF0000-0x0000000004D00000-memory.dmp
    Filesize

    64KB