Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-06-2024 01:13

General

  • Target

    e1a01751d2ea4682e211983eb7d6d1f01876a1199ba8eb9f04e3b8594f2ee199.exe

  • Size

    898KB

  • MD5

    2185ecde5380054ad075b7a25ae0ea51

  • SHA1

    caa1b832574fc3050af5f97b6deabc21398b5c47

  • SHA256

    e1a01751d2ea4682e211983eb7d6d1f01876a1199ba8eb9f04e3b8594f2ee199

  • SHA512

    f31d6c4fc0b4533c0538975518a1ff703c9a62ffdb072570942245725d375b9ef27f0d65a37e3ed07cd52a11def9893c8c3e7d0edc884c5c9b602af61ad8e211

  • SSDEEP

    24576:bCdL4E+j8SmRREbtuLD4DIvu18fplg+zQWxu5y0:bcL4/ruqbtuLMDQh58

Malware Config

Extracted

Family

redline

Botnet

cheat

C2

45.137.22.67:55615

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
  • 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 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e1a01751d2ea4682e211983eb7d6d1f01876a1199ba8eb9f04e3b8594f2ee199.exe
    "C:\Users\Admin\AppData\Local\Temp\e1a01751d2ea4682e211983eb7d6d1f01876a1199ba8eb9f04e3b8594f2ee199.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4844
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1628
      • 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\RarSFX0\PO.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2792
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\AJzHYZtQIb.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2136
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AJzHYZtQIb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA846.tmp"
        3⤵
        • Creates scheduled task(s)
        PID:4920
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe
        "C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:2092

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

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

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe
    Filesize

    726KB

    MD5

    86f98523ceb67df5cc3431a839f63134

    SHA1

    160a60824e1adc4c0ffd5959341c6dae4da2e76b

    SHA256

    0e43d560502493dfade28c5822081232ee47fd42c233f9ff473c467e51297e27

    SHA512

    cd6d79dbf6e8ec3663570f584760db9ac50e190b4cc6e12630cb31796a88912b26556b08e01e803d3ec06874263fbdeb9ac73c8c5cd67e2749d32eba7a23c7b7

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.jpg
    Filesize

    48KB

    MD5

    e83ccb51ee74efd2a221be293d23c69a

    SHA1

    4365ca564f7cdd7337cf0f83ac5fd64317fb4c32

    SHA256

    da931852a19a707d01c3edf138622b8601056c42525f8ac40cb48af43a7410cc

    SHA512

    0252e629fbdafdb66ff63ef76d18f25d1ca46ac3eff019f012361db45ebd34d1a7a9ad35f7a2fc5830676c771997633f3abf1dc3224bd8f6bd55456b0a554a46

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ntpbtkly.jkj.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpA846.tmp
    Filesize

    1KB

    MD5

    63b7ce6e6f4255ef8c7b561346940ca0

    SHA1

    a25fadbc4028be363c4eba28b4bb98ffec3b70c3

    SHA256

    5d9ec19e5ef8422004425fd2f5816f58e90dcc68b13d9c3f718514ae87157849

    SHA512

    e7ee068677b607cf8a9c957683823eec6139325c808668e0de174f91ecb7610a0f703074c876ae41a73b1b46272790137706cda90796a54b603371f7c4efb9af

  • memory/1628-21-0x0000000008130000-0x0000000008140000-memory.dmp
    Filesize

    64KB

  • memory/1628-19-0x0000000072500000-0x0000000072CB0000-memory.dmp
    Filesize

    7.7MB

  • memory/1628-20-0x0000000008160000-0x000000000817A000-memory.dmp
    Filesize

    104KB

  • memory/1628-18-0x00000000053E0000-0x00000000053EA000-memory.dmp
    Filesize

    40KB

  • memory/1628-22-0x00000000083B0000-0x0000000008410000-memory.dmp
    Filesize

    384KB

  • memory/1628-23-0x000000000AB50000-0x000000000ABEC000-memory.dmp
    Filesize

    624KB

  • memory/1628-17-0x0000000005400000-0x0000000005492000-memory.dmp
    Filesize

    584KB

  • memory/1628-58-0x0000000072500000-0x0000000072CB0000-memory.dmp
    Filesize

    7.7MB

  • memory/1628-16-0x00000000059B0000-0x0000000005F54000-memory.dmp
    Filesize

    5.6MB

  • memory/1628-15-0x0000000000970000-0x0000000000A28000-memory.dmp
    Filesize

    736KB

  • memory/1628-14-0x000000007250E000-0x000000007250F000-memory.dmp
    Filesize

    4KB

  • memory/2092-46-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2092-59-0x0000000005510000-0x0000000005B28000-memory.dmp
    Filesize

    6.1MB

  • memory/2092-64-0x00000000051C0000-0x00000000052CA000-memory.dmp
    Filesize

    1.0MB

  • memory/2092-62-0x0000000004F70000-0x0000000004FBC000-memory.dmp
    Filesize

    304KB

  • memory/2092-61-0x0000000004F30000-0x0000000004F6C000-memory.dmp
    Filesize

    240KB

  • memory/2092-60-0x0000000004EB0000-0x0000000004EC2000-memory.dmp
    Filesize

    72KB

  • memory/2136-66-0x000000006F350000-0x000000006F39C000-memory.dmp
    Filesize

    304KB

  • memory/2136-89-0x00000000071E0000-0x00000000071FA000-memory.dmp
    Filesize

    104KB

  • memory/2136-95-0x0000000007520000-0x000000000753A000-memory.dmp
    Filesize

    104KB

  • memory/2136-31-0x0000000004EE0000-0x0000000004F02000-memory.dmp
    Filesize

    136KB

  • memory/2136-63-0x0000000005EA0000-0x0000000005EBE000-memory.dmp
    Filesize

    120KB

  • memory/2136-34-0x0000000004FF0000-0x0000000005056000-memory.dmp
    Filesize

    408KB

  • memory/2136-40-0x00000000058B0000-0x0000000005C04000-memory.dmp
    Filesize

    3.3MB

  • memory/2136-33-0x0000000004F80000-0x0000000004FE6000-memory.dmp
    Filesize

    408KB

  • memory/2136-65-0x0000000007010000-0x0000000007042000-memory.dmp
    Filesize

    200KB

  • memory/2136-94-0x0000000007420000-0x0000000007434000-memory.dmp
    Filesize

    80KB

  • memory/2136-76-0x0000000007050000-0x000000000706E000-memory.dmp
    Filesize

    120KB

  • memory/2792-87-0x0000000007230000-0x00000000072D3000-memory.dmp
    Filesize

    652KB

  • memory/2792-88-0x00000000079B0000-0x000000000802A000-memory.dmp
    Filesize

    6.5MB

  • memory/2792-30-0x0000000005130000-0x0000000005758000-memory.dmp
    Filesize

    6.2MB

  • memory/2792-90-0x00000000073D0000-0x00000000073DA000-memory.dmp
    Filesize

    40KB

  • memory/2792-91-0x00000000075E0000-0x0000000007676000-memory.dmp
    Filesize

    600KB

  • memory/2792-92-0x0000000007560000-0x0000000007571000-memory.dmp
    Filesize

    68KB

  • memory/2792-93-0x0000000007590000-0x000000000759E000-memory.dmp
    Filesize

    56KB

  • memory/2792-77-0x000000006F350000-0x000000006F39C000-memory.dmp
    Filesize

    304KB

  • memory/2792-29-0x0000000004A70000-0x0000000004AA6000-memory.dmp
    Filesize

    216KB

  • memory/2792-96-0x0000000007680000-0x0000000007688000-memory.dmp
    Filesize

    32KB