Analysis

  • max time kernel
    141s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2023 21:51

General

  • Target

    c75d0cdf22dcf4665bfd03968585295ae33db9f584395a72bf26d085a3163556.exe

  • Size

    543KB

  • MD5

    b381d243ba93a2c43689a1eabf6b751b

  • SHA1

    2d46bbc4526b096332ec13830416ccefabe01c42

  • SHA256

    c75d0cdf22dcf4665bfd03968585295ae33db9f584395a72bf26d085a3163556

  • SHA512

    0b568115a65e56bf7eca876c58dc0d474e35d708a5d08bf3b52dc9c6a359ebbc527176b6486e53055a69f05135eaf8a16354f7be11b9e71da12ecaa08ab2afc0

  • SSDEEP

    12288:dMrSy90dN0YqV5AoJMauvdns5fb0OWXTqDUNMLhwW5I3iURjzk3FKzJ:Ty+05CyDYiN3cMdXWtk16

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 6 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.

  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c75d0cdf22dcf4665bfd03968585295ae33db9f584395a72bf26d085a3163556.exe
    "C:\Users\Admin\AppData\Local\Temp\c75d0cdf22dcf4665bfd03968585295ae33db9f584395a72bf26d085a3163556.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:852
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1888.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1888.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1000
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0324.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0324.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1956
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2379.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2379.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3948
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3948 -s 1336
          4⤵
          • Program crash
          PID:2396
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si730540.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si730540.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2524
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3948 -ip 3948
    1⤵
      PID:4756
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start wuauserv
      1⤵
      • Launches sc.exe
      PID:3380

    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\si730540.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si730540.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1888.exe
      Filesize

      402KB

      MD5

      6f38b741cec6591c73c8308b0ed36728

      SHA1

      69701d2a030c89a9eef879b3dd3298440bfbdbb7

      SHA256

      97b185bffc317e14c5f3ddf92a7c95174d26834b64882ea04f87a56702b7ced8

      SHA512

      4e55af561c4d0120dff749cc37a68eff79033fa43fa39534392a12c324f3b36656f3bae273648436fd169eedb3865b9259c88253e9c0129742445d11a0a9396c

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1888.exe
      Filesize

      402KB

      MD5

      6f38b741cec6591c73c8308b0ed36728

      SHA1

      69701d2a030c89a9eef879b3dd3298440bfbdbb7

      SHA256

      97b185bffc317e14c5f3ddf92a7c95174d26834b64882ea04f87a56702b7ced8

      SHA512

      4e55af561c4d0120dff749cc37a68eff79033fa43fa39534392a12c324f3b36656f3bae273648436fd169eedb3865b9259c88253e9c0129742445d11a0a9396c

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0324.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0324.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2379.exe
      Filesize

      349KB

      MD5

      a976f45e93561e98d90d524739111b7e

      SHA1

      bf62983fc4c92502b165ce4c6c78971e5461ec61

      SHA256

      c9b563bdc66e5e36df49de64824afe8d4a9a34799ed7bba071f30b4a57a8d594

      SHA512

      21e00b5282867166cb9445967d44546052e22d7c84898528387b798b189a9678727e5511c010f533a50ef54207fec28cb2f6846e4c94b3a245ed0bdd84e6889a

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2379.exe
      Filesize

      349KB

      MD5

      a976f45e93561e98d90d524739111b7e

      SHA1

      bf62983fc4c92502b165ce4c6c78971e5461ec61

      SHA256

      c9b563bdc66e5e36df49de64824afe8d4a9a34799ed7bba071f30b4a57a8d594

      SHA512

      21e00b5282867166cb9445967d44546052e22d7c84898528387b798b189a9678727e5511c010f533a50ef54207fec28cb2f6846e4c94b3a245ed0bdd84e6889a

    • memory/1956-147-0x0000000000F50000-0x0000000000F5A000-memory.dmp
      Filesize

      40KB

    • memory/2524-1085-0x00000000009D0000-0x0000000000A02000-memory.dmp
      Filesize

      200KB

    • memory/2524-1086-0x00000000052A0000-0x00000000052B0000-memory.dmp
      Filesize

      64KB

    • memory/3948-191-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-201-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-155-0x0000000004DB0000-0x0000000005354000-memory.dmp
      Filesize

      5.6MB

    • memory/3948-156-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-157-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-159-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-161-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-163-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-165-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-167-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-169-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-171-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-173-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-175-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-177-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-179-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-181-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-183-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-185-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-187-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-189-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-153-0x0000000002350000-0x000000000239B000-memory.dmp
      Filesize

      300KB

    • memory/3948-194-0x0000000002840000-0x0000000002850000-memory.dmp
      Filesize

      64KB

    • memory/3948-192-0x0000000002840000-0x0000000002850000-memory.dmp
      Filesize

      64KB

    • memory/3948-195-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-197-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-199-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-154-0x0000000002840000-0x0000000002850000-memory.dmp
      Filesize

      64KB

    • memory/3948-203-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-205-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-207-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-209-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-211-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-213-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-215-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-217-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-219-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-221-0x0000000002980000-0x00000000029BE000-memory.dmp
      Filesize

      248KB

    • memory/3948-1064-0x0000000005460000-0x0000000005A78000-memory.dmp
      Filesize

      6.1MB

    • memory/3948-1065-0x0000000005B00000-0x0000000005C0A000-memory.dmp
      Filesize

      1.0MB

    • memory/3948-1066-0x0000000005C40000-0x0000000005C52000-memory.dmp
      Filesize

      72KB

    • memory/3948-1067-0x0000000005C60000-0x0000000005C9C000-memory.dmp
      Filesize

      240KB

    • memory/3948-1068-0x0000000002840000-0x0000000002850000-memory.dmp
      Filesize

      64KB

    • memory/3948-1069-0x0000000005F50000-0x0000000005FE2000-memory.dmp
      Filesize

      584KB

    • memory/3948-1070-0x0000000005FF0000-0x0000000006056000-memory.dmp
      Filesize

      408KB

    • memory/3948-1072-0x0000000002840000-0x0000000002850000-memory.dmp
      Filesize

      64KB

    • memory/3948-1073-0x0000000006710000-0x00000000068D2000-memory.dmp
      Filesize

      1.8MB

    • memory/3948-1074-0x00000000068E0000-0x0000000006E0C000-memory.dmp
      Filesize

      5.2MB

    • memory/3948-1075-0x0000000002840000-0x0000000002850000-memory.dmp
      Filesize

      64KB

    • memory/3948-1076-0x0000000002840000-0x0000000002850000-memory.dmp
      Filesize

      64KB

    • memory/3948-1077-0x00000000071A0000-0x0000000007216000-memory.dmp
      Filesize

      472KB

    • memory/3948-1078-0x0000000007220000-0x0000000007270000-memory.dmp
      Filesize

      320KB

    • memory/3948-1079-0x0000000002840000-0x0000000002850000-memory.dmp
      Filesize

      64KB