eaac64c113ebaba1fae924ad1b6239a44c8806bf2b85d8dc11a27ad65a981cc1

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-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
4448	powershell.exe
8	powershell.exe
4448	powershell.exe
8	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	cTDVAb3kbb9NyzI.exe

Executes dropped EXE 1 IoCs

pid	Process
2180	cTDVAb3kbb9NyzI.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
6052	cmd.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4448	powershell.exe
4448	powershell.exe
8	powershell.exe
8	powershell.exe

Suspicious use of AdjustPrivilegeToken 44 IoCs

description	pid	Process
Token: SeDebugPrivilege	4448	powershell.exe
Token: SeIncreaseQuotaPrivilege	4448	powershell.exe
Token: SeSecurityPrivilege	4448	powershell.exe
Token: SeTakeOwnershipPrivilege	4448	powershell.exe
Token: SeLoadDriverPrivilege	4448	powershell.exe
Token: SeSystemProfilePrivilege	4448	powershell.exe
Token: SeSystemtimePrivilege	4448	powershell.exe
Token: SeProfSingleProcessPrivilege	4448	powershell.exe
Token: SeIncBasePriorityPrivilege	4448	powershell.exe
Token: SeCreatePagefilePrivilege	4448	powershell.exe
Token: SeBackupPrivilege	4448	powershell.exe
Token: SeRestorePrivilege	4448	powershell.exe
Token: SeShutdownPrivilege	4448	powershell.exe
Token: SeDebugPrivilege	4448	powershell.exe
Token: SeSystemEnvironmentPrivilege	4448	powershell.exe
Token: SeRemoteShutdownPrivilege	4448	powershell.exe
Token: SeUndockPrivilege	4448	powershell.exe
Token: SeManageVolumePrivilege	4448	powershell.exe
Token: 33	4448	powershell.exe
Token: 34	4448	powershell.exe
Token: 35	4448	powershell.exe
Token: 36	4448	powershell.exe
Token: SeDebugPrivilege	8	powershell.exe
Token: SeIncreaseQuotaPrivilege	8	powershell.exe
Token: SeSecurityPrivilege	8	powershell.exe
Token: SeTakeOwnershipPrivilege	8	powershell.exe
Token: SeLoadDriverPrivilege	8	powershell.exe
Token: SeSystemProfilePrivilege	8	powershell.exe
Token: SeSystemtimePrivilege	8	powershell.exe
Token: SeProfSingleProcessPrivilege	8	powershell.exe
Token: SeIncBasePriorityPrivilege	8	powershell.exe
Token: SeCreatePagefilePrivilege	8	powershell.exe
Token: SeBackupPrivilege	8	powershell.exe
Token: SeRestorePrivilege	8	powershell.exe
Token: SeShutdownPrivilege	8	powershell.exe
Token: SeDebugPrivilege	8	powershell.exe
Token: SeSystemEnvironmentPrivilege	8	powershell.exe
Token: SeRemoteShutdownPrivilege	8	powershell.exe
Token: SeUndockPrivilege	8	powershell.exe
Token: SeManageVolumePrivilege	8	powershell.exe
Token: 33	8	powershell.exe
Token: 34	8	powershell.exe
Token: 35	8	powershell.exe
Token: 36	8	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4816	install.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4816 wrote to memory of 4448	4816	install.exe	89
PID 4816 wrote to memory of 8	4816	install.exe	92
PID 4816 wrote to memory of 6052	4816	install.exe	94
PID 6052 wrote to memory of 5884	6052	cmd.exe	96
PID 4816 wrote to memory of 2180	4816	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:4816
- 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:4448
- 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:8
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /C gpupdate /force
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:6052
- - C:\Windows\system32\gpupdate.exe
    gpupdate /force
    3⤵
    PID:5884
- C:\Users\Admin\AppData\Local\Temp\cTDVAb3kbb9NyzI.exe
  "C:\Users\Admin\AppData\Local\Temp\cTDVAb3kbb9NyzI.exe"
  2⤵
  - Checks for VirtualBox DLLs, possible anti-VM trick
  - Executes dropped EXE
  PID:2180

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

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Downloads

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 d28ef187840dcd1fe0a8a757ef9cd326023bec38b39ef1338f91d508d55dcf28
MD5 acbc65123954839a819fa2495d239bf7
SHA1 063cff64444a6e3b4be1445b4cecb477e4d6ae47
SHA512 af07d3f6dcf1779bcc864aabe9e08563b20b8df8238df7bb08a5fe3b4e40d10f2e2a4442a042fe5d7a320e3b8195799ecc885549faa8babb5909eb32271e7b91
TLSH
T170216833B3DD8615CC9A413A10CDAC1036B6C7DB40DECFAB7B84E655A43F699CE61160
MD5 SHA1 SHA512 TLSH

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__PSScriptPolicyTest_1d2xnnyc.5hi.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1d2xnnyc.5hi.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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cTDVAb3kbb9NyzI.exe

Path C:\Users\Admin\AppData\Local\Temp\cTDVAb3kbb9NyzI.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/8-53-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/8-47-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/8-39-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/8-38-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/4448-11-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/4448-28-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/4448-14-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/4448-21-0x000002287E300000-0x000002287E31E000-memory.dmp

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memory/4448-22-0x000002287E530000-0x000002287E5E2000-memory.dmp

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memory/4448-23-0x000002287E2F0000-0x000002287E2FA000-memory.dmp

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memory/4448-24-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/4448-25-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/4448-26-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/4448-13-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/4448-29-0x000002287E109000-0x000002287E10F000-memory.dmp

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memory/4448-12-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/4448-37-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/4448-0-0x00007FFBFBFCF000-0x00007FFBFBFD0000-memory.dmp

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memory/4448-10-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/4448-8-0x000002287E110000-0x000002287E132000-memory.dmp

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memory/4448-7-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/4448-52-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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memory/4448-1-0x00007FFBFBE40000-0x00007FFBFC7E4000-memory.dmp

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