eaac64c113ebaba1fae924ad1b6239a44c8806bf2b85d8dc11a27ad65a981cc1

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
07/11/2026, 16:03

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General

Target
install.exe
Size 785KB
Sample261107-thbb4aztew
SHA256 eaac64c113ebaba1fae924ad1b6239a44c8806bf2b85d8dc11a27ad65a981cc1
MD5 bca6478b230b6920fe79b97a3066e835
SHA1 f61e771c53c63f35f5a2b416c260c74d29329adf
SHA512 463f16b737768ac2bb285efc09e69781132e95c234e2eab37eb98be797606e45d1dbb38df3a6ef55144f4f7e1b08a213768e915b7d967b8c90bd03b216a07ff7
SSDEEP 12288:/AstffLBk3Q45wU0/St0Z4j9lAx5ylTxEIyTXnxYV:4s9uQ45oyj9lE5yFuTXmV
TLSH
T1CB058E6A66AC01F8E0B7D17989964907F7B27845137197CF43A087AB2F276E05F7E320
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
3380	powershell.exe
1136	powershell.exe
3380	powershell.exe
1136	powershell.exe

Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\VBoxMiniRdrDN	y2pNLX6lweEBbcK.exe

Executes dropped EXE 1 IoCs

pid	Process
4156	y2pNLX6lweEBbcK.exe

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
3844	cmd.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3380	powershell.exe
3380	powershell.exe
1136	powershell.exe
1136	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3380	powershell.exe
Token: SeDebugPrivilege	1136	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
548	install.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 548 wrote to memory of 3380	548	install.exe	82
PID 548 wrote to memory of 1136	548	install.exe	85
PID 548 wrote to memory of 3844	548	install.exe	87
PID 3844 wrote to memory of 4200	3844	cmd.exe	89
PID 548 wrote to memory of 4156	548	install.exe	97

C:\Users\Admin\AppData\Local\Temp\install.exe
"C:\Users\Admin\AppData\Local\Temp\install.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:548
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -Command "Add-MpPreference -ExclusionPath $env:TEMP"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3380
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -Command "Add-MpPreference -ExclusionPath 'C:\ProgramData','C:\ProgramData\Windows\Microsoft','C:\ProgramData\Microsoft\Windows'"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1136
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /C gpupdate /force
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:3844
- - C:\Windows\system32\gpupdate.exe
    gpupdate /force
    3⤵
    PID:4200
- C:\Users\Admin\AppData\Local\Temp\y2pNLX6lweEBbcK.exe
  "C:\Users\Admin\AppData\Local\Temp\y2pNLX6lweEBbcK.exe"
  2⤵
  - Checks for VirtualBox DLLs, possible anti-VM trick
  - Executes dropped EXE
  PID:4156

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 2KB
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
TLSH
T1CE51EE323375B1E888167F071E681A8053BF4355EA94AF1CB698621ED93641B9F222F3
MD5 SHA1 SHA512 TLSH

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 2bb6758e5d9612b5d554149ea754704ae992db5f1848a060f50e08ffbfc85d4e
MD5 ff4a967012d041f24f777799e626cce4
SHA1 cd1d31edfe04a9b39f8b2732376ba466c8a66346
SHA512 45a214acf08c71fbc4946a624d1ff4d95f08c508bd157990447addd9556c75dbba2dfd41c42cd22c14f0dd92b2685775bb04b8c561d34d793564e07edc922421
TLSH
T1AF112223F78C8920CC96163A509DAC5172B586CB81AEDF9F7FC0C210A1BF584CBA1294
MD5 SHA1 SHA512 TLSH

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__PSScriptPolicyTest_uifwvjpx.o5y.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uifwvjpx.o5y.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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y2pNLX6lweEBbcK.exe

Path C:\Users\Admin\AppData\Local\Temp\y2pNLX6lweEBbcK.exe
Size 499KB
SHA256 5593183916f579c9d8a7ede8c9ba21443834e1d59ad70d9f435bf35eae39c8bb
MD5 afa029538b30f849402999a5df8214be
SHA1 45e72630ab53f3b716b8224313aa1a4678e1e863
SHA512 75d568ba43c0543ac8c87beae83193eda145ae85b5199b27652a8fc2cb748ec96f7879cba8c730dcd94824a8ea3b7f305a7faa2fec40df261e98530c174afc77
SSDEEP 6144:tSBiPg9J8pKaHlafkFbG7KVnivCPDz8Ga/nwYyVa7lvZ/ctuTSQ+3xzD:tSBiMahZWKavUz
TLSH
T18EB4D763F2E23689E953C1389426D207BD7B3D410668FA236532DDD33A30F574B5BA1A
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1136-13-0x00000230E2380000-0x00000230E2390000-memory.dmp

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memory/1136-23-0x00000230FCC00000-0x00000230FCD4E000-memory.dmp

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memory/3380-0-0x0000027A72980000-0x0000027A72990000-memory.dmp

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memory/3380-6-0x0000027A72950000-0x0000027A72972000-memory.dmp

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memory/3380-11-0x0000027A75010000-0x0000027A7515E000-memory.dmp

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