ff21a907e02f5ac9e58543c9ddd8f259f1c5f5f4298a1df45aa6c93dff471462

Analysis

max time kernel
149s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
23/05/2026, 00:02

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General

Target
tmpm96x2m91.js
Size 1.9MB
Sample260523-abl1gagy6l
SHA256 ff21a907e02f5ac9e58543c9ddd8f259f1c5f5f4298a1df45aa6c93dff471462
MD5 f3a71a39cf413a36dcd0cc935820319d
SHA1 1ef81c538117b743c111e78902905994d06eb4d1
SHA512 3d9322b271d51d751aa38453d5443f0d936382af43b93f8e55e7db471a923dbf0b38ecf2288e98467e146bf9c6483c02257db824d43e353f94a969f4abe4f186
SSDEEP 24576:4wZ6pMeeGeJcs6vRdzbP02GivMgb/Q0eHlH4bxJZ7CFa+k2jpMdRSFRVZRlNasXO:1QpMNJYzKAD64nZOFaFdMvjM
TLSH
T13595021189C86FB9DFAC561C40FE160E53E04E8A5426B98EFB33FD46AFE7904520B1D9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

execution persistence

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2180	powershell.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SystemUpdate_upZLIocXbJ7q_1779494543862.lnk	wscript.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SystemUpdate_upZLIocXbJ7q_1779494543862 = "powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -File \"C:\\Temp\\ps_upZLIocXbJ7q_1779494543862.ps1\""	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SystemUpdate_upZLIocXbJ7q_1779494543862 = "powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -File \"C:\\Temp\\ps_upZLIocXbJ7q_1779494543862.ps1\""	wscript.exe

ConfuserEx .NET packer 1 IoCs

Detects ConfuserEx .NET packer.

resource	yara_rule
behavioral2/memory/2180-24-0x0000023DE7FB0000-0x0000023DE7FC0000-memory.dmp	ConfuserEx

Suspicious use of SetThreadContext 9 IoCs

description	pid	Process	procid_target
PID 2180 set thread context of 4716	2180	powershell.exe	101
PID 2180 set thread context of 1940	2180	powershell.exe	105
PID 2180 set thread context of 3776	2180	powershell.exe	110
PID 2180 set thread context of 4728	2180	powershell.exe	113
PID 2180 set thread context of 2552	2180	powershell.exe	116
PID 2180 set thread context of 4940	2180	powershell.exe	121
PID 2180 set thread context of 3832	2180	powershell.exe	124
PID 2180 set thread context of 332	2180	powershell.exe	129
PID 2180 set thread context of 4148	2180	powershell.exe	138

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 9 IoCs

pid	pid_target	Process	procid_target
3820	4716	WerFault.exe	101
4280	1940	WerFault.exe	105
4512	3776	WerFault.exe	110
980	4728	WerFault.exe	113
1532	2552	WerFault.exe	116
2980	4940	WerFault.exe	121
1848	3832	WerFault.exe	124
3804	332	WerFault.exe	129
1532	4148	WerFault.exe	138

Suspicious behavior: EnumeratesProcesses 25 IoCs

pid	Process
2180	powershell.exe
2180	powershell.exe
1824	powershell.exe
1824	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe
2180	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2180	powershell.exe
Token: SeDebugPrivilege	1824	powershell.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 2180	1492	wscript.exe	90
PID 2180 wrote to memory of 1752	2180	powershell.exe	96
PID 2180 wrote to memory of 1660	2180	powershell.exe	97
PID 2180 wrote to memory of 4108	2180	powershell.exe	98
PID 2180 wrote to memory of 4580	2180	powershell.exe	99
PID 2180 wrote to memory of 3772	2180	powershell.exe	100
PID 2180 wrote to memory of 4716	2180	powershell.exe	101
PID 2180 wrote to memory of 4716	2180	powershell.exe	101
PID 2180 wrote to memory of 4716	2180	powershell.exe	101
PID 2180 wrote to memory of 1940	2180	powershell.exe	105
PID 2180 wrote to memory of 1940	2180	powershell.exe	105
PID 2180 wrote to memory of 1940	2180	powershell.exe	105
PID 2180 wrote to memory of 3776	2180	powershell.exe	110
PID 2180 wrote to memory of 3776	2180	powershell.exe	110
PID 2180 wrote to memory of 3776	2180	powershell.exe	110
PID 2180 wrote to memory of 4728	2180	powershell.exe	113
PID 2180 wrote to memory of 4728	2180	powershell.exe	113
PID 2180 wrote to memory of 4728	2180	powershell.exe	113
PID 2180 wrote to memory of 2552	2180	powershell.exe	116
PID 2180 wrote to memory of 2552	2180	powershell.exe	116
PID 2180 wrote to memory of 2552	2180	powershell.exe	116
PID 2180 wrote to memory of 4940	2180	powershell.exe	121
PID 2180 wrote to memory of 4940	2180	powershell.exe	121
PID 2180 wrote to memory of 4940	2180	powershell.exe	121
PID 2180 wrote to memory of 3832	2180	powershell.exe	124
PID 2180 wrote to memory of 3832	2180	powershell.exe	124
PID 2180 wrote to memory of 3832	2180	powershell.exe	124
PID 2180 wrote to memory of 332	2180	powershell.exe	129
PID 2180 wrote to memory of 332	2180	powershell.exe	129
PID 2180 wrote to memory of 332	2180	powershell.exe	129
PID 2180 wrote to memory of 4148	2180	powershell.exe	138
PID 2180 wrote to memory of 4148	2180	powershell.exe	138
PID 2180 wrote to memory of 4148	2180	powershell.exe	138

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\tmpm96x2m91.js
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1492
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -NonInteractive -NoLogo -File "C:\Temp\ps_upZLIocXbJ7q_1779494543862.ps1"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2180
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:1752
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:1660
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4108
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4580
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:3772
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4716
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 184
      4⤵
      Program crash
      PID:3820
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:1940
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 184
      4⤵
      Program crash
      PID:4280
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:3776
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3776 -s 184
      4⤵
      Program crash
      PID:4512
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4728
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 184
      4⤵
      Program crash
      PID:980
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:2552
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 184
      4⤵
      Program crash
      PID:1532
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4940
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 184
      4⤵
      Program crash
      PID:2980
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:3832
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3832 -s 184
      4⤵
      Program crash
      PID:1848
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:332
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 332 -s 184
      4⤵
      Program crash
      PID:3804
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4148
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 184
      4⤵
      Program crash
      PID:1532

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4716 -ip 4716
1⤵
PID:1312

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1940 -ip 1940
1⤵
PID:3700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3776 -ip 3776
1⤵
PID:4348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4728 -ip 4728
1⤵
PID:2284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2552 -ip 2552
1⤵
PID:4140

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4940 -ip 4940
1⤵
PID:1584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 3832 -ip 3832
1⤵
PID:1592

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 332 -ip 332
1⤵
PID:2892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4148 -ip 4148
1⤵
PID:4724

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

ps_upZLIocXbJ7q_1779494543862.ps1

Path C:\Temp\ps_upZLIocXbJ7q_1779494543862.ps1
Size 1.4MB
SHA256 747b26542b449ba67483baa9abeec58f5734d5921e635d5411c0a1876272bab1
MD5 c4f013b85f0202ba293300bbe7421a60
SHA1 f86dd77bd5b9e09cc34951c7166be0bb8e139cce
SHA512 ea87b38a61f351aab1e900df20f54bcada4a07e28356846962a7f656a731ebca9727d88627c8a09f493621ef865ff7358aede38b29c862eede23900d6620acc0
SSDEEP 24576:o/+4+FoUKltIcb2wLnujB6mPZiwnSXvHsqX/LMKVPkTq6uAmxyFpWQdWSW:o/B+F8Z1rm4yDSLX/DVPVxypa
TLSH
T123653350CFE6AED21574C27D45FFBB1950EAA6FE889534CB912D62C3862EF01E40371A
MD5 SHA1 SHA512 SSDEEP TLSH

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__PSScriptPolicyTest_3t00npwm.dta.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3t00npwm.dta.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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memory/1824-23-0x0000020CE5AC0000-0x0000020CE5B36000-memory.dmp

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memory/1824-30-0x0000020CE3460000-0x0000020CE3470000-memory.dmp

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memory/1824-29-0x0000020CE3460000-0x0000020CE3470000-memory.dmp

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memory/1824-13-0x0000020CE3460000-0x0000020CE3470000-memory.dmp

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memory/1824-14-0x0000020CE3460000-0x0000020CE3470000-memory.dmp

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memory/1824-22-0x0000020CE56A0000-0x0000020CE56E4000-memory.dmp

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memory/2180-24-0x0000023DE7FB0000-0x0000023DE7FC0000-memory.dmp

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memory/2180-9-0x0000023DE8150000-0x0000023DE8172000-memory.dmp

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memory/2180-25-0x0000023DE8630000-0x0000023DE8636000-memory.dmp

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memory/2180-28-0x0000023DE8690000-0x0000023DE86A0000-memory.dmp

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memory/2180-27-0x0000023DE8690000-0x0000023DE86A0000-memory.dmp

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memory/2180-2-0x0000023DE8690000-0x0000023DE86A0000-memory.dmp

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memory/2180-3-0x0000023DE8690000-0x0000023DE86A0000-memory.dmp

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memory/4716-26-0x0000000000400000-0x0000000000446000-memory.dmp

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