a0f3c5e238704a9607296a93526a0a27f5732db3dc51b02e1baa83e8c5dc7875

Analysis

max time kernel
149s
max time network
127s
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
libcurl.dll
Size 4.2MB
Sample261107-thbb4aztew
SHA256 a0f3c5e238704a9607296a93526a0a27f5732db3dc51b02e1baa83e8c5dc7875
MD5 b03a89fe19cb2d688c269760d11888f6
SHA1 20f35ba48f902d2652390296136c04cf40c8da51
SHA512 69cbf5a8fbc9709c795e76ca34204f04c2e91e7c27d97ece7b9c4d3bdc9b72e576b243381d09fb6742d491a37c5e5beea9a17f9947e0d217be5daf168f1ce169
SSDEEP 24576:M2Si1TOKnvCcDX9yhYDio7cZTLC3ktfuRWEGMu:+iBlt0h67yO3kxu7
TLSH
T1A516B60B09865673DCEC47BB4CF2843169F629FDC8B74F90388D54709D9BAB528A235E
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
5204	powershell.exe
1436	powershell.exe
5204	powershell.exe
1436	powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
4944	7ReUMBaI7oXAGaL.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	7ReUMBaI7oXAGaL.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
4300	cmd.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
5204	powershell.exe
5204	powershell.exe
1436	powershell.exe
1436	powershell.exe
1436	powershell.exe

Suspicious use of AdjustPrivilegeToken 44 IoCs

description	pid	Process
Token: SeDebugPrivilege	5204	powershell.exe
Token: SeIncreaseQuotaPrivilege	5204	powershell.exe
Token: SeSecurityPrivilege	5204	powershell.exe
Token: SeTakeOwnershipPrivilege	5204	powershell.exe
Token: SeLoadDriverPrivilege	5204	powershell.exe
Token: SeSystemProfilePrivilege	5204	powershell.exe
Token: SeSystemtimePrivilege	5204	powershell.exe
Token: SeProfSingleProcessPrivilege	5204	powershell.exe
Token: SeIncBasePriorityPrivilege	5204	powershell.exe
Token: SeCreatePagefilePrivilege	5204	powershell.exe
Token: SeBackupPrivilege	5204	powershell.exe
Token: SeRestorePrivilege	5204	powershell.exe
Token: SeShutdownPrivilege	5204	powershell.exe
Token: SeDebugPrivilege	5204	powershell.exe
Token: SeSystemEnvironmentPrivilege	5204	powershell.exe
Token: SeRemoteShutdownPrivilege	5204	powershell.exe
Token: SeUndockPrivilege	5204	powershell.exe
Token: SeManageVolumePrivilege	5204	powershell.exe
Token: 33	5204	powershell.exe
Token: 34	5204	powershell.exe
Token: 35	5204	powershell.exe
Token: 36	5204	powershell.exe
Token: SeDebugPrivilege	1436	powershell.exe
Token: SeIncreaseQuotaPrivilege	1436	powershell.exe
Token: SeSecurityPrivilege	1436	powershell.exe
Token: SeTakeOwnershipPrivilege	1436	powershell.exe
Token: SeLoadDriverPrivilege	1436	powershell.exe
Token: SeSystemProfilePrivilege	1436	powershell.exe
Token: SeSystemtimePrivilege	1436	powershell.exe
Token: SeProfSingleProcessPrivilege	1436	powershell.exe
Token: SeIncBasePriorityPrivilege	1436	powershell.exe
Token: SeCreatePagefilePrivilege	1436	powershell.exe
Token: SeBackupPrivilege	1436	powershell.exe
Token: SeRestorePrivilege	1436	powershell.exe
Token: SeShutdownPrivilege	1436	powershell.exe
Token: SeDebugPrivilege	1436	powershell.exe
Token: SeSystemEnvironmentPrivilege	1436	powershell.exe
Token: SeRemoteShutdownPrivilege	1436	powershell.exe
Token: SeUndockPrivilege	1436	powershell.exe
Token: SeManageVolumePrivilege	1436	powershell.exe
Token: 33	1436	powershell.exe
Token: 34	1436	powershell.exe
Token: 35	1436	powershell.exe
Token: 36	1436	powershell.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4692 wrote to memory of 5204	4692	rundll32.exe	90
PID 4692 wrote to memory of 1436	4692	rundll32.exe	93
PID 4692 wrote to memory of 4300	4692	rundll32.exe	95
PID 4300 wrote to memory of 3844	4300	cmd.exe	97
PID 4692 wrote to memory of 4944	4692	rundll32.exe	98

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\libcurl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4692
- 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:5204
- 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:1436
- C:\Windows\system32\cmd.exe
  cmd.exe /C gpupdate /force
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:4300
- - C:\Windows\system32\gpupdate.exe
    gpupdate /force
    3⤵
    PID:3844
- C:\Users\Admin\AppData\Local\Temp\7ReUMBaI7oXAGaL.exe
  "C:\Users\Admin\AppData\Local\Temp\7ReUMBaI7oXAGaL.exe"
  2⤵
  - Executes dropped EXE
  - Checks for VirtualBox DLLs, possible anti-VM trick
  PID:4944

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

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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7ReUMBaI7oXAGaL.exe

Path C:\Users\Admin\AppData\Local\Temp\7ReUMBaI7oXAGaL.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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__PSScriptPolicyTest_lzngzgzp.tuu.psm1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lzngzgzp.tuu.psm1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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memory/5204-13-0x0000028532C40000-0x0000028532C4A000-memory.dmp

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memory/5204-15-0x00007FFF6C690000-0x00007FFF6D034000-memory.dmp

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memory/5204-7-0x00007FFF6C690000-0x00007FFF6D034000-memory.dmp

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memory/5204-5-0x00007FFF6C690000-0x00007FFF6D034000-memory.dmp

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memory/5204-10-0x0000028532B60000-0x0000028532B7E000-memory.dmp

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memory/5204-12-0x00007FFF6C690000-0x00007FFF6D034000-memory.dmp

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memory/5204-11-0x0000028532B80000-0x0000028532C32000-memory.dmp

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memory/5204-0-0x00007FFF6C81F000-0x00007FFF6C820000-memory.dmp

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memory/5204-14-0x00007FFF6C690000-0x00007FFF6D034000-memory.dmp

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memory/5204-6-0x00007FFF6C690000-0x00007FFF6D034000-memory.dmp

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memory/5204-16-0x00007FFF6C690000-0x00007FFF6D034000-memory.dmp

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memory/5204-17-0x00007FFF6C690000-0x00007FFF6D034000-memory.dmp

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memory/5204-18-0x00007FFF6C690000-0x00007FFF6D034000-memory.dmp

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memory/5204-19-0x00007FFF6C690000-0x00007FFF6D034000-memory.dmp

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memory/5204-20-0x00007FFF6C690000-0x00007FFF6D034000-memory.dmp

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memory/5204-22-0x00007FFF6C690000-0x00007FFF6D034000-memory.dmp

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memory/5204-23-0x0000028532AA9000-0x0000028532AAF000-memory.dmp

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memory/5204-4-0x00007FFF6C690000-0x00007FFF6D034000-memory.dmp

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memory/5204-3-0x000002851A500000-0x000002851A522000-memory.dmp

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memory/5204-34-0x00007FFF6C690000-0x00007FFF6D034000-memory.dmp

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