Analysis

  • max time kernel
    52s
  • 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 21:30

General

  • Target

    d25c5eb421c0581f862e40d5c480d17d213670b293fd7ab7fb057ee0993d6577.exe

  • Size

    679KB

  • MD5

    09a7beac301339523a5f8e3c2871d835

  • SHA1

    5d504883a69e44de70409c765ff22e25748298c5

  • SHA256

    d25c5eb421c0581f862e40d5c480d17d213670b293fd7ab7fb057ee0993d6577

  • SHA512

    55be562040d3cf9f48c259ea55d0d72299cd77f3c7f0f58e4a88a6722ca55d65a57c9eaa7f933aa99d84552704fc0ba7fdaeafe8805ca46afd19fd94b3769392

  • SSDEEP

    12288:HGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:y/HeDoTKwC2r8mldwGWkCoevSY+A

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 34 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\d25c5eb421c0581f862e40d5c480d17d213670b293fd7ab7fb057ee0993d6577.exe
    "C:\Users\Admin\AppData\Local\Temp\d25c5eb421c0581f862e40d5c480d17d213670b293fd7ab7fb057ee0993d6577.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4080
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitV0071.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitV0071.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4144
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr866572.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr866572.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4964
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku834241.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku834241.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3984
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr153091.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr153091.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4696

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\lr153091.exe
    Filesize

    175KB

    MD5

    41707338e1e2d868aa699ac0dd2e77b0

    SHA1

    36e0dfba09f9fb409faf0f9a99217d0d0c524b82

    SHA256

    8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

    SHA512

    80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr153091.exe
    Filesize

    175KB

    MD5

    41707338e1e2d868aa699ac0dd2e77b0

    SHA1

    36e0dfba09f9fb409faf0f9a99217d0d0c524b82

    SHA256

    8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

    SHA512

    80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitV0071.exe
    Filesize

    402KB

    MD5

    a3ae52d9f9fee7485843255aea0540ab

    SHA1

    1cb523ebca801d391e11e8b36c079643c53be900

    SHA256

    8d36dd5ba55bbff38c60ed7d0fe3ffa589fb70037b6aab2c90ffb095fb7325d8

    SHA512

    a5a3eea967538a508f0448a88139abd0382ef0c61af66111c8fc59a3da1285426fbfe701dacfb49434d4419804a01ea7032e6ce8abafc764991c8fb9fb1ff7cf

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitV0071.exe
    Filesize

    402KB

    MD5

    a3ae52d9f9fee7485843255aea0540ab

    SHA1

    1cb523ebca801d391e11e8b36c079643c53be900

    SHA256

    8d36dd5ba55bbff38c60ed7d0fe3ffa589fb70037b6aab2c90ffb095fb7325d8

    SHA512

    a5a3eea967538a508f0448a88139abd0382ef0c61af66111c8fc59a3da1285426fbfe701dacfb49434d4419804a01ea7032e6ce8abafc764991c8fb9fb1ff7cf

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr866572.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr866572.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku834241.exe
    Filesize

    349KB

    MD5

    65dfd96198f42580dfce58316f13d8a6

    SHA1

    f3e0c117186bd0d7fdd5cddf6a6d78964c08b29e

    SHA256

    c18e70dce1463698ab135c975c3c5a88b361f76b14c25c52cc1d45663bfd3756

    SHA512

    3538fb9a4cefca79da56c3ab342bc1d84368d0aa022d6fd3bb1bde2236bf35e84b253858b38dc4a31712401ae95777c8fab29bb1c85cd3c01453ef722bf12790

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku834241.exe
    Filesize

    349KB

    MD5

    65dfd96198f42580dfce58316f13d8a6

    SHA1

    f3e0c117186bd0d7fdd5cddf6a6d78964c08b29e

    SHA256

    c18e70dce1463698ab135c975c3c5a88b361f76b14c25c52cc1d45663bfd3756

    SHA512

    3538fb9a4cefca79da56c3ab342bc1d84368d0aa022d6fd3bb1bde2236bf35e84b253858b38dc4a31712401ae95777c8fab29bb1c85cd3c01453ef722bf12790

  • memory/3984-188-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-196-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-149-0x0000000004D30000-0x0000000004D40000-memory.dmp
    Filesize

    64KB

  • memory/3984-148-0x0000000002840000-0x0000000002884000-memory.dmp
    Filesize

    272KB

  • memory/3984-150-0x0000000004D30000-0x0000000004D40000-memory.dmp
    Filesize

    64KB

  • memory/3984-147-0x0000000004D30000-0x0000000004D40000-memory.dmp
    Filesize

    64KB

  • memory/3984-152-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-151-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-154-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-158-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-156-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-160-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-162-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-164-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-166-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-168-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-170-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-172-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-174-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-176-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-178-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-180-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-182-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-184-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-145-0x0000000004D40000-0x000000000523E000-memory.dmp
    Filesize

    5.0MB

  • memory/3984-186-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-190-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-192-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-194-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-146-0x00000000007F0000-0x000000000083B000-memory.dmp
    Filesize

    300KB

  • memory/3984-198-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-200-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-202-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-204-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-206-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-208-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-210-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-212-0x0000000002840000-0x000000000287E000-memory.dmp
    Filesize

    248KB

  • memory/3984-1057-0x0000000005990000-0x0000000005F96000-memory.dmp
    Filesize

    6.0MB

  • memory/3984-1058-0x00000000053F0000-0x00000000054FA000-memory.dmp
    Filesize

    1.0MB

  • memory/3984-1059-0x0000000005530000-0x0000000005542000-memory.dmp
    Filesize

    72KB

  • memory/3984-1060-0x0000000005550000-0x000000000558E000-memory.dmp
    Filesize

    248KB

  • memory/3984-1061-0x00000000056A0000-0x00000000056EB000-memory.dmp
    Filesize

    300KB

  • memory/3984-1062-0x0000000004D30000-0x0000000004D40000-memory.dmp
    Filesize

    64KB

  • memory/3984-1065-0x0000000004D30000-0x0000000004D40000-memory.dmp
    Filesize

    64KB

  • memory/3984-1066-0x0000000005830000-0x00000000058C2000-memory.dmp
    Filesize

    584KB

  • memory/3984-1067-0x00000000058D0000-0x0000000005936000-memory.dmp
    Filesize

    408KB

  • memory/3984-1068-0x0000000006830000-0x00000000069F2000-memory.dmp
    Filesize

    1.8MB

  • memory/3984-1069-0x0000000006A10000-0x0000000006F3C000-memory.dmp
    Filesize

    5.2MB

  • memory/3984-1070-0x0000000004D30000-0x0000000004D40000-memory.dmp
    Filesize

    64KB

  • memory/3984-1071-0x0000000007070000-0x00000000070E6000-memory.dmp
    Filesize

    472KB

  • memory/3984-144-0x00000000023A0000-0x00000000023E6000-memory.dmp
    Filesize

    280KB

  • memory/3984-1072-0x0000000007100000-0x0000000007150000-memory.dmp
    Filesize

    320KB

  • memory/4080-129-0x00000000045C0000-0x0000000004649000-memory.dmp
    Filesize

    548KB

  • memory/4080-138-0x0000000000400000-0x000000000076C000-memory.dmp
    Filesize

    3.4MB

  • memory/4696-1078-0x0000000000470000-0x00000000004A2000-memory.dmp
    Filesize

    200KB

  • memory/4696-1079-0x0000000004EA0000-0x0000000004EEB000-memory.dmp
    Filesize

    300KB

  • memory/4696-1080-0x0000000005080000-0x0000000005090000-memory.dmp
    Filesize

    64KB

  • memory/4964-137-0x0000000000050000-0x000000000005A000-memory.dmp
    Filesize

    40KB