a1af1cebcb9b024f05690fd07e65a7363e3bc0395cfc788102e9a907e76dda03

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28/03/2025, 19:56

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

AncelsPerformanceBatch.bat
Size

165KB
MD5

95e5072c5582d546e2bd42eee4642376
SHA1

e920b5930456311885ed1506d2b6eee76d745bf1
SHA256

a1af1cebcb9b024f05690fd07e65a7363e3bc0395cfc788102e9a907e76dda03
SHA512

597caafd90f4ac9177bd9de3fe3523b2a8711596b93d9eb1e0a97efc08dad8033772040c35471b6ebd74d992676da485c7542776c2f062a2bdbad234aea2ee7d
SSDEEP

1536:dl2cSlFWJQlpTUgIafq+2RSM88xck4YaXv5n1kwM+ZA:7aNJ4cFuL

Score

10^/10

defense_evasion execution trojan

Malware Config

Signatures

UAC bypass 3 TTPs 1 IoCs

defense_evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	reg.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2244	powershell.exe
2260	powershell.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\INF\setupapi.ev3	DrvInst.exe
File opened for modification	C:\Windows\INF\setupapi.ev1	DrvInst.exe
File opened for modification	C:\Windows\INF\setupapi.dev.log	DrvInst.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2908	timeout.exe

Modifies data under HKEY_USERS 43 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs	DrvInst.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs	DrvInst.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2244	powershell.exe
2244	powershell.exe
2260	powershell.exe

Suspicious use of AdjustPrivilegeToken 15 IoCs

description	pid	Process
Token: SeDebugPrivilege	2244	powershell.exe
Token: SeDebugPrivilege	2260	powershell.exe
Token: SeBackupPrivilege	3008	vssvc.exe
Token: SeRestorePrivilege	3008	vssvc.exe
Token: SeAuditPrivilege	3008	vssvc.exe
Token: SeRestorePrivilege	2980	DrvInst.exe
Token: SeRestorePrivilege	2980	DrvInst.exe
Token: SeRestorePrivilege	2980	DrvInst.exe
Token: SeRestorePrivilege	2980	DrvInst.exe
Token: SeRestorePrivilege	2980	DrvInst.exe
Token: SeRestorePrivilege	2980	DrvInst.exe
Token: SeRestorePrivilege	2980	DrvInst.exe
Token: SeLoadDriverPrivilege	2980	DrvInst.exe
Token: SeLoadDriverPrivilege	2980	DrvInst.exe
Token: SeLoadDriverPrivilege	2980	DrvInst.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 2244	2224	cmd.exe	31
PID 2224 wrote to memory of 2244	2224	cmd.exe	31
PID 2224 wrote to memory of 2244	2224	cmd.exe	31
PID 2224 wrote to memory of 1664	2224	cmd.exe	32
PID 2224 wrote to memory of 1664	2224	cmd.exe	32
PID 2224 wrote to memory of 1664	2224	cmd.exe	32
PID 2224 wrote to memory of 2240	2224	cmd.exe	34
PID 2224 wrote to memory of 2240	2224	cmd.exe	34
PID 2224 wrote to memory of 2240	2224	cmd.exe	34
PID 2224 wrote to memory of 2260	2224	cmd.exe	35
PID 2224 wrote to memory of 2260	2224	cmd.exe	35
PID 2224 wrote to memory of 2260	2224	cmd.exe	35
PID 2224 wrote to memory of 1672	2224	cmd.exe	41
PID 2224 wrote to memory of 1672	2224	cmd.exe	41
PID 2224 wrote to memory of 1672	2224	cmd.exe	41
PID 2224 wrote to memory of 2908	2224	cmd.exe	42
PID 2224 wrote to memory of 2908	2224	cmd.exe	42
PID 2224 wrote to memory of 2908	2224	cmd.exe	42
PID 2224 wrote to memory of 3028	2224	cmd.exe	43
PID 2224 wrote to memory of 3028	2224	cmd.exe	43
PID 2224 wrote to memory of 3028	2224	cmd.exe	43
PID 2224 wrote to memory of 2616	2224	cmd.exe	44
PID 2224 wrote to memory of 2616	2224	cmd.exe	44
PID 2224 wrote to memory of 2616	2224	cmd.exe	44

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\AncelsPerformanceBatch.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell "Set-ExecutionPolicy Unrestricted"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2244
- C:\Windows\system32\reg.exe
  reg add "HKCU\CONSOLE" /v "VirtualTerminalLevel" /t REG_DWORD /d "1" /f
  2⤵
  PID:1664
- C:\Windows\system32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SystemRestore" /v "SystemRestorePointCreationFrequency" /t REG_DWORD /d "0" /f
  2⤵
  PID:2240
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -ExecutionPolicy Bypass -Command "Checkpoint-Computer -Description 'Ancels Performance Batch' -RestorePointType 'MODIFY_SETTINGS'"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2260
- C:\Windows\system32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v "EnableLUA" /t REG_DWORD /d "0" /f
  2⤵
  - UAC bypass
  PID:1672
- C:\Windows\system32\timeout.exe
  timeout /t 3 /nobreak
  2⤵
  - Delays execution with timeout.exe
  PID:2908
- C:\Windows\system32\cacls.exe
  "C:\Windows\system32\cacls.exe" "C:\Windows\system32\config\system"
  2⤵
  PID:3028
- C:\Windows\system32\chcp.com
  chcp 65001
  2⤵
  PID:2616

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3008

C:\Windows\system32\DrvInst.exe
DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000005C8" "0000000000000060"
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:2980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\0Q2AN3R6N684W3KRYRFI.temp

Filesize
7KB

MD5
ecf35c98230fc601f3d4f203917d5ce8

SHA1
871dd6bbc9f31d2c63363dfba66869796eb54357

SHA256
566c4095c17707c011fa1d12393230d738c111e4475e2bdf33bac6f8e082da99

SHA512
f9d79edd015f8519c6180336c75e168522eb67d2becf216cf390fef730c2437821be37ae0c07f999a1682659f21a8f64543b9e8962b6e5e6bdcccb22a20c3fa5

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
da68a9f62eb6c97b2a028c28aa0360c7

SHA1
ebb78b5e180a4d1e4a580b3f2bb3d24743fd6416

SHA256
95a5ec83a68be208378f4716ffe6fe368e62c0b49c3b6af5c2454a637b9985ca

SHA512
41adb4ad1c086c2ff771882741e89bf04a976d101ea4fb243912ea3cc521e77a869797cb3e64507c36eaf7efdf90677455d153591f04bdbac65ba2672491756a

Download Submit
memory/2244-4-0x000007FEF64CE000-0x000007FEF64CF000-memory.dmp

Filesize
4KB

Download
memory/2244-5-0x000000001B7C0000-0x000000001BAA2000-memory.dmp

Filesize
2.9MB

Download
memory/2244-6-0x00000000022C0000-0x00000000022C8000-memory.dmp

Filesize
32KB

Download
memory/2244-8-0x0000000002C3B000-0x0000000002CA2000-memory.dmp

Filesize
412KB

Download
memory/2244-7-0x0000000002C34000-0x0000000002C37000-memory.dmp

Filesize
12KB

Download
memory/2244-11-0x000007FEF6210000-0x000007FEF6BAD000-memory.dmp

Filesize
9.6MB

Download
memory/2260-18-0x000000001B710000-0x000000001B9F2000-memory.dmp

Filesize
2.9MB

Download
memory/2260-19-0x0000000002790000-0x0000000002798000-memory.dmp

Filesize
32KB

Download