Resubmissions

24-04-2024 13:30

240424-qr9pgaag22 10

Analysis

  • max time kernel
    92s
  • max time network
    96s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    24-04-2024 13:30

General

  • Target

    a698e1ddf847107e023fd78884d395677e8c0ff331a4d862abe4fdbe62065021.exe

  • Size

    306KB

  • MD5

    40ee763c30c8165c52d2a61766c2714c

  • SHA1

    d7ad63d6cbfe59ba962ea7675d233c889132abb1

  • SHA256

    a698e1ddf847107e023fd78884d395677e8c0ff331a4d862abe4fdbe62065021

  • SHA512

    2b33fea861c373a4f1e0e6e18aade2c3e95f348b1594b46acb77e7891c3358065e99d51d859e79b565de02c3cf9cb9a51f7e53b7138d7bb35b0baa1255dce305

  • SSDEEP

    6144:/qY6irwP7YfmrYiJv7TAPAzdcZqf7DI/L:/nwPkiJvGAzdcUzs/

Malware Config

Extracted

Family

redline

Botnet

spoo

C2

103.113.70.99:2630

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a698e1ddf847107e023fd78884d395677e8c0ff331a4d862abe4fdbe62065021.exe
    "C:\Users\Admin\AppData\Local\Temp\a698e1ddf847107e023fd78884d395677e8c0ff331a4d862abe4fdbe62065021.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5036

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp3018.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/5036-25-0x0000000007040000-0x000000000714A000-memory.dmp
    Filesize

    1.0MB

  • memory/5036-35-0x0000000008050000-0x0000000008212000-memory.dmp
    Filesize

    1.8MB

  • memory/5036-3-0x0000000005980000-0x0000000005A12000-memory.dmp
    Filesize

    584KB

  • memory/5036-4-0x0000000005920000-0x0000000005930000-memory.dmp
    Filesize

    64KB

  • memory/5036-5-0x0000000005960000-0x000000000596A000-memory.dmp
    Filesize

    40KB

  • memory/5036-1-0x0000000075110000-0x00000000758C1000-memory.dmp
    Filesize

    7.7MB

  • memory/5036-20-0x0000000005EB0000-0x0000000005F26000-memory.dmp
    Filesize

    472KB

  • memory/5036-26-0x0000000006F80000-0x0000000006F92000-memory.dmp
    Filesize

    72KB

  • memory/5036-38-0x0000000075110000-0x00000000758C1000-memory.dmp
    Filesize

    7.7MB

  • memory/5036-2-0x0000000006090000-0x0000000006636000-memory.dmp
    Filesize

    5.6MB

  • memory/5036-21-0x0000000006EB0000-0x0000000006ECE000-memory.dmp
    Filesize

    120KB

  • memory/5036-27-0x0000000006FE0000-0x000000000701C000-memory.dmp
    Filesize

    240KB

  • memory/5036-28-0x0000000007150000-0x000000000719C000-memory.dmp
    Filesize

    304KB

  • memory/5036-29-0x0000000007290000-0x00000000072F6000-memory.dmp
    Filesize

    408KB

  • memory/5036-32-0x0000000007C10000-0x0000000007C60000-memory.dmp
    Filesize

    320KB

  • memory/5036-33-0x0000000075110000-0x00000000758C1000-memory.dmp
    Filesize

    7.7MB

  • memory/5036-34-0x0000000005920000-0x0000000005930000-memory.dmp
    Filesize

    64KB

  • memory/5036-0-0x0000000000E40000-0x0000000000E92000-memory.dmp
    Filesize

    328KB

  • memory/5036-36-0x0000000008950000-0x0000000008E7C000-memory.dmp
    Filesize

    5.2MB

  • memory/5036-24-0x00000000074F0000-0x0000000007B08000-memory.dmp
    Filesize

    6.1MB