Analysis

  • max time kernel
    80s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/03/2023, 03:18

General

  • Target

    bbb12f757d1635cdcba621ef2a153d57480c4042f02c7c0379c757fab828f31a.exe

  • Size

    556KB

  • MD5

    fd55f7f1b7dfc93135db9996553bae72

  • SHA1

    55073f8da85edd8326201a97a796d65ad5d8a107

  • SHA256

    bbb12f757d1635cdcba621ef2a153d57480c4042f02c7c0379c757fab828f31a

  • SHA512

    cd5964f1e2331ed2b2bdadb40292e7a20c78d92cd998ba8bb7058c0d88f51ddf467cb03e8d649dbe67d9f51d7392f9d6ff321dcd9a2c9ffb2f342a521bcee748

  • SSDEEP

    12288:jMrby90K0nXWoP+4nmA/IDch5K8S4In0E56grmeJ+wEnkbpVA:Iyb0nXT1r7I95drmeJHEnkbpVA

Malware Config

Extracted

Family

redline

Botnet

ruzhpe

C2

pepunn.com:4162

Attributes
  • auth_value

    f735ced96ae8d01d0bd1d514240e54e0

Extracted

Family

redline

Botnet

fchan

C2

pepunn.com:4162

Attributes
  • auth_value

    127bd53d55e8c4f0dd2f6e1ea60deef4

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.

  • 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\bbb12f757d1635cdcba621ef2a153d57480c4042f02c7c0379c757fab828f31a.exe
    "C:\Users\Admin\AppData\Local\Temp\bbb12f757d1635cdcba621ef2a153d57480c4042f02c7c0379c757fab828f31a.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4456
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkTT4137eL.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkTT4137eL.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2696
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw95ty32Th34.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw95ty32Th34.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2880
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkgX89oU37aW.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkgX89oU37aW.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3076
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3076 -s 1408
          4⤵
          • Program crash
          PID:1356
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\upXG66wc34xb.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\upXG66wc34xb.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2844
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3076 -ip 3076
    1⤵
      PID:936

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\upXG66wc34xb.exe

            Filesize

            175KB

            MD5

            9a2ef35635ce022cda78a8717f368639

            SHA1

            a76662ce7d6dc3e64ebc73f822e5570d371cface

            SHA256

            4fcae9a5763f378144e26b775526b71b46b0a91f4ad277736ebcfab15b6549c1

            SHA512

            fe9d81e28a02c6ea60522d7f7d1d027cc89c63e3ae9735471401ce8bdd570814c4327f0f8c1ab43345cdf01f4dec4fd51440bb065ee05f9d345d11b77b41854f

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\upXG66wc34xb.exe

            Filesize

            175KB

            MD5

            9a2ef35635ce022cda78a8717f368639

            SHA1

            a76662ce7d6dc3e64ebc73f822e5570d371cface

            SHA256

            4fcae9a5763f378144e26b775526b71b46b0a91f4ad277736ebcfab15b6549c1

            SHA512

            fe9d81e28a02c6ea60522d7f7d1d027cc89c63e3ae9735471401ce8bdd570814c4327f0f8c1ab43345cdf01f4dec4fd51440bb065ee05f9d345d11b77b41854f

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkTT4137eL.exe

            Filesize

            411KB

            MD5

            9e77ee4c2df0879c4e966e3311631e7e

            SHA1

            7cf3eb192b3501561b5cc599bd0426c75c1e27f5

            SHA256

            ae04374424cd1d5cb5aa42146b08b343c992eab6d771871e5016b6ec9082404f

            SHA512

            7b357f4e04fd9f426d97bc987f6796ef5ea9a42c2bef965f22e854d774bdf615aab91466b34e669b403e749dd4e9c484836b7ab2f14b6579b9deedae4afbab0b

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkTT4137eL.exe

            Filesize

            411KB

            MD5

            9e77ee4c2df0879c4e966e3311631e7e

            SHA1

            7cf3eb192b3501561b5cc599bd0426c75c1e27f5

            SHA256

            ae04374424cd1d5cb5aa42146b08b343c992eab6d771871e5016b6ec9082404f

            SHA512

            7b357f4e04fd9f426d97bc987f6796ef5ea9a42c2bef965f22e854d774bdf615aab91466b34e669b403e749dd4e9c484836b7ab2f14b6579b9deedae4afbab0b

          • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw95ty32Th34.exe

            Filesize

            17KB

            MD5

            3d8c87d5a8eb47a4d7d6492e68fefadd

            SHA1

            0fc713e6a268ee88443e28dde4ba8272f0c1d421

            SHA256

            36001b73c431b778a1e2deb2694a5643d2066815688ff8fde26bfcd8acf3f8dd

            SHA512

            1bcbbdd8de0a1725e8d1500b5ad4c743eacf1418b29093a0bd8f6866b07540282a4595bceb0c905bc01beca2f5bd69a859739e7211ae1c7b2419da3c228c455b

          • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw95ty32Th34.exe

            Filesize

            17KB

            MD5

            3d8c87d5a8eb47a4d7d6492e68fefadd

            SHA1

            0fc713e6a268ee88443e28dde4ba8272f0c1d421

            SHA256

            36001b73c431b778a1e2deb2694a5643d2066815688ff8fde26bfcd8acf3f8dd

            SHA512

            1bcbbdd8de0a1725e8d1500b5ad4c743eacf1418b29093a0bd8f6866b07540282a4595bceb0c905bc01beca2f5bd69a859739e7211ae1c7b2419da3c228c455b

          • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkgX89oU37aW.exe

            Filesize

            410KB

            MD5

            4a99afd6ed76b99078df204b18a8b896

            SHA1

            f31f5bc1af96226972ccb4f09f31e951bf8c8c50

            SHA256

            ef798a02a3eb5140e2cf2f4a5cc1baa245c94df5a355e26fb5e1371f7f832473

            SHA512

            79d7fe86efd6624e78af1bdd89713ccf1a0de364ce87a1b1faa904643d5efe003e2083134cd99f78dde26c4587cee6fa8fa02153cbd24a452c49a1e95d94c6d4

          • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkgX89oU37aW.exe

            Filesize

            410KB

            MD5

            4a99afd6ed76b99078df204b18a8b896

            SHA1

            f31f5bc1af96226972ccb4f09f31e951bf8c8c50

            SHA256

            ef798a02a3eb5140e2cf2f4a5cc1baa245c94df5a355e26fb5e1371f7f832473

            SHA512

            79d7fe86efd6624e78af1bdd89713ccf1a0de364ce87a1b1faa904643d5efe003e2083134cd99f78dde26c4587cee6fa8fa02153cbd24a452c49a1e95d94c6d4

          • memory/2844-1085-0x0000000000150000-0x0000000000182000-memory.dmp

            Filesize

            200KB

          • memory/2844-1086-0x00000000049E0000-0x00000000049F0000-memory.dmp

            Filesize

            64KB

          • memory/2844-1087-0x00000000049E0000-0x00000000049F0000-memory.dmp

            Filesize

            64KB

          • memory/2880-147-0x00000000009F0000-0x00000000009FA000-memory.dmp

            Filesize

            40KB

          • memory/3076-189-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-203-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-156-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-159-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-157-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-161-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-163-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-165-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-167-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-169-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-171-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-173-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-175-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-177-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-180-0x0000000007470000-0x0000000007480000-memory.dmp

            Filesize

            64KB

          • memory/3076-182-0x0000000007470000-0x0000000007480000-memory.dmp

            Filesize

            64KB

          • memory/3076-183-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-185-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-179-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-187-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-154-0x0000000007470000-0x0000000007480000-memory.dmp

            Filesize

            64KB

          • memory/3076-191-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-193-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-195-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-197-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-199-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-201-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-155-0x0000000007480000-0x0000000007A24000-memory.dmp

            Filesize

            5.6MB

          • memory/3076-205-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-207-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-209-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-211-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-213-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-215-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-217-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-219-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-221-0x0000000004D70000-0x0000000004DAE000-memory.dmp

            Filesize

            248KB

          • memory/3076-1064-0x0000000007A30000-0x0000000008048000-memory.dmp

            Filesize

            6.1MB

          • memory/3076-1065-0x0000000008050000-0x000000000815A000-memory.dmp

            Filesize

            1.0MB

          • memory/3076-1066-0x0000000007410000-0x0000000007422000-memory.dmp

            Filesize

            72KB

          • memory/3076-1067-0x0000000007430000-0x000000000746C000-memory.dmp

            Filesize

            240KB

          • memory/3076-1068-0x0000000007470000-0x0000000007480000-memory.dmp

            Filesize

            64KB

          • memory/3076-1069-0x0000000008420000-0x00000000084B2000-memory.dmp

            Filesize

            584KB

          • memory/3076-1070-0x00000000084C0000-0x0000000008526000-memory.dmp

            Filesize

            408KB

          • memory/3076-1072-0x0000000007470000-0x0000000007480000-memory.dmp

            Filesize

            64KB

          • memory/3076-1073-0x0000000008CB0000-0x0000000008D26000-memory.dmp

            Filesize

            472KB

          • memory/3076-1074-0x0000000008D40000-0x0000000008D90000-memory.dmp

            Filesize

            320KB

          • memory/3076-1075-0x0000000007470000-0x0000000007480000-memory.dmp

            Filesize

            64KB

          • memory/3076-153-0x0000000002BE0000-0x0000000002C2B000-memory.dmp

            Filesize

            300KB

          • memory/3076-1076-0x0000000007470000-0x0000000007480000-memory.dmp

            Filesize

            64KB

          • memory/3076-1077-0x0000000008DC0000-0x0000000008F82000-memory.dmp

            Filesize

            1.8MB

          • memory/3076-1078-0x0000000008F90000-0x00000000094BC000-memory.dmp

            Filesize

            5.2MB

          • memory/3076-1079-0x0000000007470000-0x0000000007480000-memory.dmp

            Filesize

            64KB