Analysis

  • max time kernel
    144s
  • max time network
    146s
  • 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 19:10

General

  • Target

    bfc5b4f19bf14b00769fe62728763f8da5b98bfaf841636ffd06d350201e0f6e.exe

  • Size

    673KB

  • MD5

    6de180bfeb7113791ac681bbf0752751

  • SHA1

    9ca769555ed0ea86eff3dee74f7692acb1134d29

  • SHA256

    bfc5b4f19bf14b00769fe62728763f8da5b98bfaf841636ffd06d350201e0f6e

  • SHA512

    5daa987a25e8a8c42fd5ef2663943730ec375104ba29240a92f3b1aa45914a8f70a49f5566dad47a2677c7fe99e545fc190b4e747abdb85e8dd7a6f6368fe048

  • SSDEEP

    12288:jMrMy90iFt17d15NhfWxyym+jODx9vLNMDF/O//+8S4mwX6MWmy:byVFxTN4yy8x5N1/+h6TWmy

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 20 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\bfc5b4f19bf14b00769fe62728763f8da5b98bfaf841636ffd06d350201e0f6e.exe
    "C:\Users\Admin\AppData\Local\Temp\bfc5b4f19bf14b00769fe62728763f8da5b98bfaf841636ffd06d350201e0f6e.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2896
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un628955.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un628955.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3384
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4350.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4350.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4188
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8951.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8951.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4104
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si420431.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si420431.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4040

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\si420431.exe
    Filesize

    175KB

    MD5

    d70aaebf40f405e80fe40791b0bfbaf7

    SHA1

    96c54b069d7b8f528fdccfa0480ba058cf0f3473

    SHA256

    afe002aee3e3721a4d2011d7a44dda002098e273e7bccc48986ef365caf314ee

    SHA512

    a7801517942ef63b49cc3bcd421e99d4ea9b96a202595712858a9c5780290961b41bf3306eb35b49b7ec18e016c22b7645324a4fa963700c34479940c48bbba0

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si420431.exe
    Filesize

    175KB

    MD5

    d70aaebf40f405e80fe40791b0bfbaf7

    SHA1

    96c54b069d7b8f528fdccfa0480ba058cf0f3473

    SHA256

    afe002aee3e3721a4d2011d7a44dda002098e273e7bccc48986ef365caf314ee

    SHA512

    a7801517942ef63b49cc3bcd421e99d4ea9b96a202595712858a9c5780290961b41bf3306eb35b49b7ec18e016c22b7645324a4fa963700c34479940c48bbba0

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un628955.exe
    Filesize

    530KB

    MD5

    42028d198e02c17ca5cf9544c8fb45f8

    SHA1

    c21ae5c019abfdbe0a1a07ccc820de8627c1b760

    SHA256

    fe098522516b8e7fc922c310046a60ce7baf56a84b936994a0b59ca3c3433576

    SHA512

    03d6923f6ff7be0b97059a06a61e9b9bb5538a84a1e5745358e4911ef881007f2819eb06ff8f1ed581b12aaa6d9fe849c1fd6e969a85366104c059741ac54e7f

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un628955.exe
    Filesize

    530KB

    MD5

    42028d198e02c17ca5cf9544c8fb45f8

    SHA1

    c21ae5c019abfdbe0a1a07ccc820de8627c1b760

    SHA256

    fe098522516b8e7fc922c310046a60ce7baf56a84b936994a0b59ca3c3433576

    SHA512

    03d6923f6ff7be0b97059a06a61e9b9bb5538a84a1e5745358e4911ef881007f2819eb06ff8f1ed581b12aaa6d9fe849c1fd6e969a85366104c059741ac54e7f

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4350.exe
    Filesize

    259KB

    MD5

    f76258b8b166a10190be5684080f9f86

    SHA1

    73f9cc284e054b7d39a5242167cfe9148af4a957

    SHA256

    e8c981800365e4213809ca318653ccb30964925cb6b858793a1799c86fed0a6a

    SHA512

    a912c1edf1fa0df10afda700c191343811a1e0e05530529674f0a5a54d903c68014920d6c36bd329c25446b9247f3a913217aa442b2f4299b9f1e60a7c079644

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4350.exe
    Filesize

    259KB

    MD5

    f76258b8b166a10190be5684080f9f86

    SHA1

    73f9cc284e054b7d39a5242167cfe9148af4a957

    SHA256

    e8c981800365e4213809ca318653ccb30964925cb6b858793a1799c86fed0a6a

    SHA512

    a912c1edf1fa0df10afda700c191343811a1e0e05530529674f0a5a54d903c68014920d6c36bd329c25446b9247f3a913217aa442b2f4299b9f1e60a7c079644

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8951.exe
    Filesize

    318KB

    MD5

    47ff3641d0df2b784f391cefa70196ea

    SHA1

    d15f4be96cbf150f971b4f27c053bf0e55bf1584

    SHA256

    33001f5ba27439cd6bbae9ee57b0fc6c4f6f2de794375bdde765082860677e8a

    SHA512

    79f12369e64738e2522f63225449fec4845f1e9ac2fc9badd6a44ee7f2caa9186d609a0fc089995e6aefb842ef9d75d48f1da72a9e31934474a99a243e64b14d

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8951.exe
    Filesize

    318KB

    MD5

    47ff3641d0df2b784f391cefa70196ea

    SHA1

    d15f4be96cbf150f971b4f27c053bf0e55bf1584

    SHA256

    33001f5ba27439cd6bbae9ee57b0fc6c4f6f2de794375bdde765082860677e8a

    SHA512

    79f12369e64738e2522f63225449fec4845f1e9ac2fc9badd6a44ee7f2caa9186d609a0fc089995e6aefb842ef9d75d48f1da72a9e31934474a99a243e64b14d

  • memory/4040-1115-0x0000000004F10000-0x0000000004F20000-memory.dmp
    Filesize

    64KB

  • memory/4040-1114-0x0000000005050000-0x000000000509B000-memory.dmp
    Filesize

    300KB

  • memory/4040-1113-0x0000000000610000-0x0000000000642000-memory.dmp
    Filesize

    200KB

  • memory/4104-1093-0x0000000005710000-0x000000000581A000-memory.dmp
    Filesize

    1.0MB

  • memory/4104-1096-0x0000000004B90000-0x0000000004BCE000-memory.dmp
    Filesize

    248KB

  • memory/4104-1107-0x0000000006D50000-0x0000000006DA0000-memory.dmp
    Filesize

    320KB

  • memory/4104-1106-0x0000000006CD0000-0x0000000006D46000-memory.dmp
    Filesize

    472KB

  • memory/4104-1105-0x0000000006410000-0x000000000693C000-memory.dmp
    Filesize

    5.2MB

  • memory/4104-1104-0x0000000006240000-0x0000000006402000-memory.dmp
    Filesize

    1.8MB

  • memory/4104-1103-0x0000000004BF0000-0x0000000004C00000-memory.dmp
    Filesize

    64KB

  • memory/4104-1102-0x0000000006160000-0x00000000061F2000-memory.dmp
    Filesize

    584KB

  • memory/4104-1101-0x0000000005AA0000-0x0000000005B06000-memory.dmp
    Filesize

    408KB

  • memory/4104-1100-0x0000000004BF0000-0x0000000004C00000-memory.dmp
    Filesize

    64KB

  • memory/4104-1099-0x0000000004BF0000-0x0000000004C00000-memory.dmp
    Filesize

    64KB

  • memory/4104-1097-0x0000000005920000-0x000000000596B000-memory.dmp
    Filesize

    300KB

  • memory/4104-1095-0x0000000004BF0000-0x0000000004C00000-memory.dmp
    Filesize

    64KB

  • memory/4104-1094-0x0000000004B70000-0x0000000004B82000-memory.dmp
    Filesize

    72KB

  • memory/4104-1092-0x0000000005100000-0x0000000005706000-memory.dmp
    Filesize

    6.0MB

  • memory/4104-479-0x0000000004BF0000-0x0000000004C00000-memory.dmp
    Filesize

    64KB

  • memory/4104-218-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-216-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-214-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-212-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-210-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-208-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-181-0x0000000002470000-0x00000000024B6000-memory.dmp
    Filesize

    280KB

  • memory/4104-182-0x00000000004C0000-0x000000000050B000-memory.dmp
    Filesize

    300KB

  • memory/4104-183-0x0000000004BF0000-0x0000000004C00000-memory.dmp
    Filesize

    64KB

  • memory/4104-184-0x0000000004A40000-0x0000000004A84000-memory.dmp
    Filesize

    272KB

  • memory/4104-185-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-186-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-188-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-190-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-192-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-194-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-196-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-198-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-200-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-202-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-204-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4104-206-0x0000000004A40000-0x0000000004A7F000-memory.dmp
    Filesize

    252KB

  • memory/4188-164-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB

  • memory/4188-136-0x00000000001D0000-0x00000000001FD000-memory.dmp
    Filesize

    180KB

  • memory/4188-142-0x00000000024B0000-0x00000000024C0000-memory.dmp
    Filesize

    64KB

  • memory/4188-174-0x00000000024B0000-0x00000000024C0000-memory.dmp
    Filesize

    64KB

  • memory/4188-173-0x00000000024B0000-0x00000000024C0000-memory.dmp
    Filesize

    64KB

  • memory/4188-172-0x00000000024B0000-0x00000000024C0000-memory.dmp
    Filesize

    64KB

  • memory/4188-171-0x0000000000400000-0x00000000004B1000-memory.dmp
    Filesize

    708KB

  • memory/4188-170-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB

  • memory/4188-140-0x00000000024B0000-0x00000000024C0000-memory.dmp
    Filesize

    64KB

  • memory/4188-168-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB

  • memory/4188-166-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB

  • memory/4188-144-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB

  • memory/4188-176-0x0000000000400000-0x00000000004B1000-memory.dmp
    Filesize

    708KB

  • memory/4188-143-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB

  • memory/4188-146-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB

  • memory/4188-158-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB

  • memory/4188-156-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB

  • memory/4188-154-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB

  • memory/4188-152-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB

  • memory/4188-150-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB

  • memory/4188-148-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB

  • memory/4188-160-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB

  • memory/4188-141-0x00000000024B0000-0x00000000024C0000-memory.dmp
    Filesize

    64KB

  • memory/4188-139-0x0000000004EF0000-0x0000000004F08000-memory.dmp
    Filesize

    96KB

  • memory/4188-138-0x00000000049B0000-0x0000000004EAE000-memory.dmp
    Filesize

    5.0MB

  • memory/4188-137-0x0000000002450000-0x000000000246A000-memory.dmp
    Filesize

    104KB

  • memory/4188-162-0x0000000004EF0000-0x0000000004F02000-memory.dmp
    Filesize

    72KB