Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-03-2024 03:37

General

  • Target

    da9812a342b10c1429a60af815cc85f5.exe

  • Size

    2.7MB

  • MD5

    da9812a342b10c1429a60af815cc85f5

  • SHA1

    3a81dace6a19ccd2564564c90e92099addcf539a

  • SHA256

    b16a424da66859604542b125c1db27fedd52eb23db2d7459299849408c739d71

  • SHA512

    e7c6736493603dc10f0d7675d8d667fb8418449c4e2f8e555a7a47e7e8254964d72a86a576f810a1084e53959934ff64323a659b690d40021796111606e3803a

  • SSDEEP

    49152:UTCl/+XjmjnJ1vN0kGOWmSPrH+HVGvzzRUc6lwuZ1cT2/LRS:2O/jrykGOWmSK1AajZ1c6T0

Score
10/10

Malware Config

Extracted

Family

bitrat

Version

1.35

C2

storage.nsupdate.info:8973

Attributes
  • communication_password

    bf771c9d082071fe80b18bb678220682

  • tor_process

    tor

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • UPX packed file 25 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da9812a342b10c1429a60af815cc85f5.exe
    "C:\Users\Admin\AppData\Local\Temp\da9812a342b10c1429a60af815cc85f5.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4868
    • 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\da9812a342b10c1429a60af815cc85f5.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:868
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QIkZZSzTmzZHAr.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3836
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QIkZZSzTmzZHAr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp142F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4404
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QIkZZSzTmzZHAr.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4892
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • 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

    27a3ab7ce4b1d0da576707d1b2263ab7

    SHA1

    443993456d0fa68d4dcf2c5bd0c4a1a8efdc1582

    SHA256

    63b3280018728c48578ebb5ac27f750c0bb0c5fc4370b2164724f6d5b9bc00b8

    SHA512

    24df0adf3ef89ff049c5af1a5bc5235def61d94fe0537992eb17ab51be869c6c8a40f16b7e963a0062814b2f1861427c7e82b99d9dc20eea982659d6d5e11d2a

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_sw2mhc5z.kuv.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp142F.tmp

    Filesize

    1KB

    MD5

    23053e8de4ffbb9dd52cd00d8f2fa143

    SHA1

    ae434e3bf275e59c45677478274843e5345752a7

    SHA256

    b4b089c4a8ad266e9808737c9541c2f8099861e6f39b4dd9610572b13f9e3de5

    SHA512

    d01d564eeacdebafcbf398525156474d7abe17f9d4adc0bdd657d80a79a625ff49e22eb27b3583197b0c043404be56ede95cf8b5d912ca6a5ef4b3557707c56e

  • memory/868-141-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/868-17-0x0000000004DE0000-0x0000000004E16000-memory.dmp

    Filesize

    216KB

  • memory/868-112-0x0000000004E60000-0x0000000004E70000-memory.dmp

    Filesize

    64KB

  • memory/868-121-0x0000000007960000-0x00000000079F6000-memory.dmp

    Filesize

    600KB

  • memory/868-47-0x0000000006000000-0x0000000006354000-memory.dmp

    Filesize

    3.3MB

  • memory/868-133-0x0000000007A00000-0x0000000007A08000-memory.dmp

    Filesize

    32KB

  • memory/868-86-0x0000000075470000-0x00000000754BC000-memory.dmp

    Filesize

    304KB

  • memory/868-84-0x000000007FDE0000-0x000000007FDF0000-memory.dmp

    Filesize

    64KB

  • memory/868-99-0x0000000004E60000-0x0000000004E70000-memory.dmp

    Filesize

    64KB

  • memory/868-111-0x0000000004E60000-0x0000000004E70000-memory.dmp

    Filesize

    64KB

  • memory/868-19-0x00000000054A0000-0x0000000005AC8000-memory.dmp

    Filesize

    6.2MB

  • memory/868-20-0x0000000004E60000-0x0000000004E70000-memory.dmp

    Filesize

    64KB

  • memory/868-18-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/868-21-0x0000000004E60000-0x0000000004E70000-memory.dmp

    Filesize

    64KB

  • memory/868-22-0x00000000053D0000-0x00000000053F2000-memory.dmp

    Filesize

    136KB

  • memory/868-97-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/868-98-0x0000000004E60000-0x0000000004E70000-memory.dmp

    Filesize

    64KB

  • memory/3760-144-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-125-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-148-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-149-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-151-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-129-0x00000000705A0000-0x00000000705D9000-memory.dmp

    Filesize

    228KB

  • memory/3760-48-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-49-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-50-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-52-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-54-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-118-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-127-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-145-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-124-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-122-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-123-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-152-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-120-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-119-0x0000000071390000-0x00000000713C9000-memory.dmp

    Filesize

    228KB

  • memory/3760-154-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-155-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-100-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-157-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-158-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-160-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3760-161-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3836-25-0x0000000004E00000-0x0000000004E66000-memory.dmp

    Filesize

    408KB

  • memory/3836-24-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/3836-85-0x0000000007590000-0x0000000007C0A000-memory.dmp

    Filesize

    6.5MB

  • memory/3836-83-0x0000000006BF0000-0x0000000006C93000-memory.dmp

    Filesize

    652KB

  • memory/3836-87-0x0000000006F40000-0x0000000006F5A000-memory.dmp

    Filesize

    104KB

  • memory/3836-82-0x0000000002310000-0x0000000002320000-memory.dmp

    Filesize

    64KB

  • memory/3836-113-0x0000000006FC0000-0x0000000006FCA000-memory.dmp

    Filesize

    40KB

  • memory/3836-81-0x00000000061D0000-0x00000000061EE000-memory.dmp

    Filesize

    120KB

  • memory/3836-31-0x0000000002310000-0x0000000002320000-memory.dmp

    Filesize

    64KB

  • memory/3836-142-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/3836-117-0x0000000002310000-0x0000000002320000-memory.dmp

    Filesize

    64KB

  • memory/3836-116-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/3836-71-0x0000000075470000-0x00000000754BC000-memory.dmp

    Filesize

    304KB

  • memory/3836-70-0x0000000006BA0000-0x0000000006BD2000-memory.dmp

    Filesize

    200KB

  • memory/3836-69-0x000000007F800000-0x000000007F810000-memory.dmp

    Filesize

    64KB

  • memory/3836-59-0x0000000005CC0000-0x0000000005D0C000-memory.dmp

    Filesize

    304KB

  • memory/3836-56-0x0000000005C20000-0x0000000005C3E000-memory.dmp

    Filesize

    120KB

  • memory/3836-38-0x0000000005600000-0x0000000005666000-memory.dmp

    Filesize

    408KB

  • memory/3836-132-0x0000000007280000-0x000000000729A000-memory.dmp

    Filesize

    104KB

  • memory/3836-131-0x0000000007180000-0x0000000007194000-memory.dmp

    Filesize

    80KB

  • memory/3836-126-0x0000000007140000-0x0000000007151000-memory.dmp

    Filesize

    68KB

  • memory/3836-130-0x0000000007170000-0x000000000717E000-memory.dmp

    Filesize

    56KB

  • memory/3836-128-0x0000000002310000-0x0000000002320000-memory.dmp

    Filesize

    64KB

  • memory/3836-37-0x0000000002310000-0x0000000002320000-memory.dmp

    Filesize

    64KB

  • memory/4868-10-0x0000000004FE0000-0x0000000004FF0000-memory.dmp

    Filesize

    64KB

  • memory/4868-3-0x0000000005300000-0x00000000058A4000-memory.dmp

    Filesize

    5.6MB

  • memory/4868-12-0x00000000098B0000-0x0000000009A28000-memory.dmp

    Filesize

    1.5MB

  • memory/4868-2-0x0000000004CA0000-0x0000000004D3C000-memory.dmp

    Filesize

    624KB

  • memory/4868-11-0x00000000062A0000-0x000000000648E000-memory.dmp

    Filesize

    1.9MB

  • memory/4868-1-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/4868-4-0x0000000004DF0000-0x0000000004E82000-memory.dmp

    Filesize

    584KB

  • memory/4868-53-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/4868-0-0x0000000000080000-0x0000000000330000-memory.dmp

    Filesize

    2.7MB

  • memory/4868-5-0x0000000004FE0000-0x0000000004FF0000-memory.dmp

    Filesize

    64KB

  • memory/4868-6-0x0000000004DB0000-0x0000000004DBA000-memory.dmp

    Filesize

    40KB

  • memory/4868-9-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/4868-8-0x0000000004E90000-0x0000000004EAE000-memory.dmp

    Filesize

    120KB

  • memory/4868-7-0x0000000004EF0000-0x0000000004F46000-memory.dmp

    Filesize

    344KB

  • memory/4892-101-0x0000000075470000-0x00000000754BC000-memory.dmp

    Filesize

    304KB

  • memory/4892-55-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/4892-114-0x0000000005370000-0x0000000005380000-memory.dmp

    Filesize

    64KB

  • memory/4892-115-0x0000000005370000-0x0000000005380000-memory.dmp

    Filesize

    64KB

  • memory/4892-58-0x0000000005370000-0x0000000005380000-memory.dmp

    Filesize

    64KB

  • memory/4892-57-0x0000000005370000-0x0000000005380000-memory.dmp

    Filesize

    64KB