Analysis
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max time kernel
50s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
03-03-2024 22:38
General
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Target
662344d80ecad59d7c9d4e0ad6864f8ccbbdf1a73321bc3ffeb24e5cec3e1bf3.exe
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Size
493KB
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MD5
ad5d8a274eaff455047d801ee9b6231f
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SHA1
1a43eb1ae77914cb58e6cffc8a4e8a1eebfee7d2
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SHA256
662344d80ecad59d7c9d4e0ad6864f8ccbbdf1a73321bc3ffeb24e5cec3e1bf3
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SHA512
ceb178dbb8e913c489de2eb7cb8c3d3f16b574934155a8fe6d73ec6235e40bb76fdffb34ae33a8e38abd912e3df5efd624104db9693e929e4bd0087b2b266932
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SSDEEP
12288:uxjrr7F5qfMs8WdcOX+t4c08no9IaJnv+N6G/wWEh59ma4:uxLsMs8WdcMx8+I+TDV4
Malware Config
Signatures
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BlackNET
BlackNET is an open source remote access tool written in VB.NET.
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BlackNET payload 1 IoCs
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Contains code to disable Windows Defender 1 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
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Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs
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Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 3 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\662344d80ecad59d7c9d4e0ad6864f8ccbbdf1a73321bc3ffeb24e5cec3e1bf3.exe"C:\Users\Admin\AppData\Local\Temp\662344d80ecad59d7c9d4e0ad6864f8ccbbdf1a73321bc3ffeb24e5cec3e1bf3.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Updater.exe"C:\Users\Admin\AppData\Roaming\Updater.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Adobe Photoshop CS12.exe"C:\Users\Admin\AppData\Roaming\Adobe Photoshop CS12.exe"3⤵
- Modifies Windows Defender Real-time Protection settings
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" Get-MpPreference -verbose4⤵
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C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe"C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe"4⤵
- Executes dropped EXE
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" Get-MpPreference -verbose5⤵
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C:\Users\Admin\AppData\Roaming\svchosts.exe"C:\Users\Admin\AppData\Roaming\svchosts.exe"4⤵
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C:\Users\Admin\AppData\Roaming\Adobe Photoshop CS12.exe"C:\Users\Admin\AppData\Roaming\Adobe Photoshop CS12.exe"5⤵
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
866B
MD54319b58c3bb0f95e5f63b4d85b6dfc17
SHA1caf6bbfc1a1beb7d3c523e944ce4fe18c2f9d03e
SHA25644f03ead664331c3f81b315a49b9b05745f3c037f39ccbe00c4820b2afedc233
SHA51258ee8dec9fce1e768400a3c142a039c67d43048803350c39ec8e0cf0a36ba9994f7d1d72c2479c3143128479df4bf75889d0473ed653d7e54c5d936b938c4266
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Filesize
2KB
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
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Filesize
944B
MD5e243a38635ff9a06c87c2a61a2200656
SHA1ecd95ed5bf1a9fbe96a8448fc2814a0210fa2afc
SHA256af5782703f3f2d5a29fb313dae6680a64134db26064d4a321a3f23b75f6ca00f
SHA5124418957a1b10eee44cf270c81816ae707352411c4f5ac14b6b61ab537c91480e24e0a0a2c276a6291081b4984c123cf673a45dcedb0ceeef682054ba0fc19cb4
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
195KB
MD5d867a6939e03ff1ccf63605dddea632e
SHA1b04f4689ac1ecd317387b28fad290f15a68878d9
SHA256eecb4035c620f07749f4627e6c7243dd4053b4918c6d76e236374900d0dace3b
SHA51228a848f5411c8af9e046ff37507f96da84790bdaf140fbae1526ce980cb0142d47f957de3a3f1a36a6a12c6e32c28f6706f06d770e4948a6ae3f74c3c628fba2
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Filesize
2KB
MD58de91c4f830956990012f9fd1269e490
SHA15396852c5a98d586d3970638bebf52ac4d7da6b9
SHA2564b1f314ed0d2dd0aedd922297f2b16cce1d5716a24469b72a9e17ea43bc40433
SHA5124c0ef84683613edb6196a43e2da73c58203e080cdee1c4119ad6b3823db137fec0628eb7fa8f34a7da93aa142a13b001168959d59cb425ae858372b5d7f2d555
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Filesize
329KB
MD5317abf62a372c7d88088dbbfea227449
SHA1f193753fca12f4576eec8d8d82796e13da54fd56
SHA2566b0934e044667b39e0826d98239c96b4978fc73f2e12bab9cefa13e87cd3b2fc
SHA512628675c573d713fda4a18548a5160aaed44ac719d07d570ceff856f425b5181b1f552c34bfb0be9bddfa14672c323923cb0c6c496a1a8608ce8f4215fb6ab8d8
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Filesize
18KB
MD5d133d370c3858c9811e70f95d554d2c6
SHA1bb09b1253ce571a49b76951283883a3499588295
SHA25687a1711030512dd414bcbab0659a2b51c0c16505bd8a068a282a1cc2c9fdf93b
SHA512db4d41fca43e496b2b0d8d47d936a9ce204e3b6c4c669a8a9810362776a977b5337359b843fcd1d20004455d2c91f9790b3accb5352f4e55ec53c7e5d359d778
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
10.8MB
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Filesize
136KB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
64KB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
64KB
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Filesize
1024KB
-
Filesize
1024KB
-
Filesize
1024KB
-
Filesize
1024KB
-
Filesize
1024KB
-
Filesize
1024KB
-
Filesize
1024KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
1024KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
1024KB
-
Filesize
1024KB
-
Filesize
64KB
-
Filesize
1024KB
-
Filesize
1024KB
-
Filesize
1024KB
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Filesize
9.6MB
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Filesize
1024KB
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Filesize
1024KB
-
Filesize
1024KB
-
Filesize
1024KB
-
Filesize
1024KB
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Filesize
392KB
-
Filesize
64KB
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Filesize
304KB
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Filesize
32KB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
624KB
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Filesize
2.0MB
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Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
-
Filesize
1024KB
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Filesize
1024KB
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Filesize
1024KB
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Filesize
4.8MB
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Filesize
9.6MB
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Filesize
64KB
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Filesize
64KB
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Filesize
9.6MB
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Filesize
664KB