Analysis

  • max time kernel
    138s
  • max time network
    109s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-07-2024 05:26

General

  • Target

    Paymentslip.exe

  • Size

    504KB

  • MD5

    c4b108f45b87751371fb6e78597772ae

  • SHA1

    e60ae2b84d36714099a929b5af304e9a40857ba6

  • SHA256

    ced3557310b98b8a1ede8c1c24c4997a2eb2e05e561dd0b6ca36627f0d987d14

  • SHA512

    523ccc014c320c2371ed7ed75d67befa83b68b9f22f5e1b2a10c6343a4bf9ec711aa06cddb3631ef373980d3b6fb507bb514e71274e0f66d28e873624df66fbd

  • SSDEEP

    12288:9C/ccUT6hn8ZISOD4CsfmADREaj3qLCaSnAmCwocAMee/c:eccEan8+vD4B76aa6AN4AMp/c

Malware Config

Extracted

Family

redline

Botnet

cheat

C2

billred229102.duckdns.org:26546

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Paymentslip.exe
    "C:\Users\Admin\AppData\Local\Temp\Paymentslip.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:712
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Paymentslip.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4524
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\mueIOWjsOyku.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1424
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mueIOWjsOyku" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD4C5.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2192
    • C:\Users\Admin\AppData\Local\Temp\Paymentslip.exe
      "C:\Users\Admin\AppData\Local\Temp\Paymentslip.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:704

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Paymentslip.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    Filesize

    18KB

    MD5

    2667f53f17fbc91858024714b3a11310

    SHA1

    c90039946ffb6e93f99c3ad0db7824130a5c3427

    SHA256

    2eee5c7022fed358bad68fa67a4601a4ca1bf3fc0a52280227311949e79a518b

    SHA512

    d781e6b0bb94dc20b251276b88f7a48f9d09e476d554262ff8e42d60261d7074760c12556d4ba93cb4b92c931194e9db80b04ec7027faf21bbe76d72463f6abf

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_c2mhv3tw.cfz.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpD4C5.tmp
    Filesize

    1KB

    MD5

    8b0d724cd96d03198deec27e34dcf6fc

    SHA1

    60a3d913df5b0e796a0bfa320fac5a76ca43db14

    SHA256

    233717b6370706935c175bb203a60067ecf305859cd6e6fa5afd1b951549b0b6

    SHA512

    8c8027af18afade8c5b85ec3c14c569e3357d463b2218257a10f835a137fed5b353b27f31b9d3242912ae5f5fa444137e898dd4acaab2df2ed56cdf649418be0

  • C:\Users\Admin\AppData\Local\Temp\tmpF638.tmp
    Filesize

    40KB

    MD5

    a182561a527f929489bf4b8f74f65cd7

    SHA1

    8cd6866594759711ea1836e86a5b7ca64ee8911f

    SHA256

    42aad7886965428a941508b776a666a4450eb658cb90e80fae1e7457fc71f914

    SHA512

    9bc3bf5a82f6f057e873adebd5b7a4c64adef966537ab9c565fe7c4bb3582e2e485ff993d5ab8a6002363231958fabd0933b48811371b8c155eaa74592b66558

  • C:\Users\Admin\AppData\Local\Temp\tmpF69C.tmp
    Filesize

    114KB

    MD5

    b8cc2baef1f875360bfdda7744393c14

    SHA1

    0171584e6a536e7d3eda342325f5e2ee6e3c1d01

    SHA256

    f269bb645500c9111dc28309e3e11562d69339e6c011f68e5eb5116637120f72

    SHA512

    f766673f9d2a31f9fbcda6b9a7c3036fcbebb3873514685681bb7defa6df4d03ff5d4af7e1753616e52bc65a48bcfde884f5de9df830f01cb8b49e8bd2067971

  • C:\Users\Admin\AppData\Local\Temp\tmpF6D7.tmp
    Filesize

    48KB

    MD5

    349e6eb110e34a08924d92f6b334801d

    SHA1

    bdfb289daff51890cc71697b6322aa4b35ec9169

    SHA256

    c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a

    SHA512

    2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574

  • C:\Users\Admin\AppData\Local\Temp\tmpF6FC.tmp
    Filesize

    20KB

    MD5

    49693267e0adbcd119f9f5e02adf3a80

    SHA1

    3ba3d7f89b8ad195ca82c92737e960e1f2b349df

    SHA256

    d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f

    SHA512

    b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2

  • C:\Users\Admin\AppData\Local\Temp\tmpF750.tmp
    Filesize

    116KB

    MD5

    f70aa3fa04f0536280f872ad17973c3d

    SHA1

    50a7b889329a92de1b272d0ecf5fce87395d3123

    SHA256

    8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8

    SHA512

    30675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84

  • C:\Users\Admin\AppData\Local\Temp\tmpF7AA.tmp
    Filesize

    96KB

    MD5

    40f3eb83cc9d4cdb0ad82bd5ff2fb824

    SHA1

    d6582ba879235049134fa9a351ca8f0f785d8835

    SHA256

    cdd772b00ae53d4050150552b67028b7344bb1d345bceb495151cc969c27a0a0

    SHA512

    cdd4dbf0b1ba73464cd7c5008dc05458862e5f608e336b53638a14965becd4781cdea595fd6bd18d0bf402dccffd719da292a6ce67d359527b4691dc6d6d4cc2

  • memory/704-250-0x0000000006C60000-0x0000000006CD6000-memory.dmp
    Filesize

    472KB

  • memory/704-94-0x00000000066F0000-0x00000000068B2000-memory.dmp
    Filesize

    1.8MB

  • memory/704-251-0x0000000007420000-0x000000000743E000-memory.dmp
    Filesize

    120KB

  • memory/704-53-0x0000000002CD0000-0x0000000002D1C000-memory.dmp
    Filesize

    304KB

  • memory/704-51-0x0000000005180000-0x00000000051BC000-memory.dmp
    Filesize

    240KB

  • memory/704-54-0x0000000005440000-0x000000000554A000-memory.dmp
    Filesize

    1.0MB

  • memory/704-49-0x0000000005950000-0x0000000005F68000-memory.dmp
    Filesize

    6.1MB

  • memory/704-50-0x0000000002C70000-0x0000000002C82000-memory.dmp
    Filesize

    72KB

  • memory/704-95-0x0000000006DF0000-0x000000000731C000-memory.dmp
    Filesize

    5.2MB

  • memory/704-45-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/712-7-0x0000000006F60000-0x0000000006F6E000-memory.dmp
    Filesize

    56KB

  • memory/712-3-0x00000000055A0000-0x0000000005632000-memory.dmp
    Filesize

    584KB

  • memory/712-4-0x0000000005570000-0x000000000557A000-memory.dmp
    Filesize

    40KB

  • memory/712-2-0x0000000005AB0000-0x0000000006054000-memory.dmp
    Filesize

    5.6MB

  • memory/712-48-0x0000000074A70000-0x0000000075220000-memory.dmp
    Filesize

    7.7MB

  • memory/712-1-0x0000000000AE0000-0x0000000000B5E000-memory.dmp
    Filesize

    504KB

  • memory/712-6-0x00000000057E0000-0x000000000587C000-memory.dmp
    Filesize

    624KB

  • memory/712-5-0x0000000074A70000-0x0000000075220000-memory.dmp
    Filesize

    7.7MB

  • memory/712-0-0x0000000074A7E000-0x0000000074A7F000-memory.dmp
    Filesize

    4KB

  • memory/712-8-0x0000000006860000-0x000000000686E000-memory.dmp
    Filesize

    56KB

  • memory/712-9-0x0000000006880000-0x00000000068E0000-memory.dmp
    Filesize

    384KB

  • memory/1424-85-0x0000000007F00000-0x0000000007F1A000-memory.dmp
    Filesize

    104KB

  • memory/1424-89-0x0000000074A70000-0x0000000075220000-memory.dmp
    Filesize

    7.7MB

  • memory/1424-67-0x0000000007AA0000-0x0000000007B43000-memory.dmp
    Filesize

    652KB

  • memory/1424-66-0x0000000007A20000-0x0000000007A3E000-memory.dmp
    Filesize

    120KB

  • memory/1424-56-0x0000000075320000-0x000000007536C000-memory.dmp
    Filesize

    304KB

  • memory/1424-69-0x0000000007BC0000-0x0000000007BDA000-memory.dmp
    Filesize

    104KB

  • memory/1424-68-0x0000000008200000-0x000000000887A000-memory.dmp
    Filesize

    6.5MB

  • memory/1424-70-0x0000000007C30000-0x0000000007C3A000-memory.dmp
    Filesize

    40KB

  • memory/1424-71-0x0000000007E40000-0x0000000007ED6000-memory.dmp
    Filesize

    600KB

  • memory/1424-72-0x0000000007DC0000-0x0000000007DD1000-memory.dmp
    Filesize

    68KB

  • memory/1424-27-0x0000000074A70000-0x0000000075220000-memory.dmp
    Filesize

    7.7MB

  • memory/1424-83-0x0000000007DF0000-0x0000000007DFE000-memory.dmp
    Filesize

    56KB

  • memory/1424-84-0x0000000007E00000-0x0000000007E14000-memory.dmp
    Filesize

    80KB

  • memory/1424-52-0x00000000068A0000-0x00000000068BE000-memory.dmp
    Filesize

    120KB

  • memory/1424-86-0x0000000007EE0000-0x0000000007EE8000-memory.dmp
    Filesize

    32KB

  • memory/1424-55-0x0000000007A60000-0x0000000007A92000-memory.dmp
    Filesize

    200KB

  • memory/1424-43-0x0000000006460000-0x00000000067B4000-memory.dmp
    Filesize

    3.3MB

  • memory/1424-44-0x0000000074A70000-0x0000000075220000-memory.dmp
    Filesize

    7.7MB

  • memory/1424-21-0x0000000074A70000-0x0000000075220000-memory.dmp
    Filesize

    7.7MB

  • memory/4524-93-0x0000000074A70000-0x0000000075220000-memory.dmp
    Filesize

    7.7MB

  • memory/4524-73-0x0000000075320000-0x000000007536C000-memory.dmp
    Filesize

    304KB

  • memory/4524-33-0x0000000005EA0000-0x0000000005F06000-memory.dmp
    Filesize

    408KB

  • memory/4524-34-0x0000000005F80000-0x0000000005FE6000-memory.dmp
    Filesize

    408KB

  • memory/4524-25-0x0000000005E00000-0x0000000005E22000-memory.dmp
    Filesize

    136KB

  • memory/4524-18-0x0000000074A70000-0x0000000075220000-memory.dmp
    Filesize

    7.7MB

  • memory/4524-17-0x0000000074A70000-0x0000000075220000-memory.dmp
    Filesize

    7.7MB

  • memory/4524-16-0x00000000056D0000-0x0000000005CF8000-memory.dmp
    Filesize

    6.2MB

  • memory/4524-15-0x0000000074A70000-0x0000000075220000-memory.dmp
    Filesize

    7.7MB

  • memory/4524-14-0x0000000004FE0000-0x0000000005016000-memory.dmp
    Filesize

    216KB