Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
06/07/2026, 04:09
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Salary Increment.pdf.exe
Resource
win10v2004-20260513-en
17 signatures
150 seconds
Behavioral task
behavioral2
Sample
Salary Increment.pdf.exe
Resource
win11ltsc2024-20260629-en
17 signatures
150 seconds
General
- Target Salary Increment.pdf.exe
- Size 1.1MB
- Sample260706-eq2fxsdt8n
- SHA256 247094bc1f9399f2d9d9576644281f1aff32e27534d531083e11acebab3cfb89
- MD5 e79877758e0833d88229d70098bab678
- SHA1 e59feee7b9e7f36323ebc8d6c148bc6d268f167d
- SHA512 05b4800fd81773b36522c336ddf9368e3a5546848f2956724fa67a04126cc7a20bf533285cffa3d45669d7f4772c6cf64bc02c3669c31e2023dbbb235054dc1d
- SSDEEP 24576:JpZkYeJaIIVLUfxM61E51hOOBzoxXEpcBWGw2smbc:XZgVItUfxRE51hOOP0WV3
- TLSH T1D735124433E5CE02D0BA1BB06971E27157B46E58E862D30B5EF7ECEB7C69B521824393
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Formbook payload 4 IoCs
resource yara_rule behavioral2/memory/3432-18-0x00000000011F0000-0x0000000001236000-memory.dmp family_formbook behavioral2/memory/3432-33-0x00000000011F0000-0x0000000001236000-memory.dmp family_formbook behavioral2/memory/3432-64-0x00000000011F0000-0x0000000001236000-memory.dmp family_formbook behavioral2/memory/5700-65-0x0000000000D20000-0x0000000000D63000-memory.dmp family_formbook - Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 552 powershell.exe 5840 powershell.exe 4664 powershell.exe - Executes dropped EXE 1 IoCs
pid Process 4740 fhPrmqdmVKlao.exe - Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key enumerated \REGISTRY\USER\S-1-5-21-3865087520-2734723108-1233268525-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook bitsadmin.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3865087520-2734723108-1233268525-1000\Software\Microsoft\Windows\CurrentVersion\Run\fhPrmqdmVKlao = "\"C:\\Windows\\system32\\WindowsPowerShell\\v1.0\\powershell.exe\" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -File \"C:\\Users\\Admin\\AppData\\Local\\Temp\\qs0siumrfaa.ps1\"" Salary Increment.pdf.exe - Suspicious use of SetThreadContext 7 IoCs
description pid Process procid_target PID 4364 set thread context of 3432 4364 Salary Increment.pdf.exe 90 PID 3432 set thread context of 3852 3432 RegSvcs.exe PID 3432 set thread context of 5700 3432 RegSvcs.exe 94 PID 5700 set thread context of 3476 5700 bitsadmin.exe 53 PID 4740 set thread context of 4380 4740 fhPrmqdmVKlao.exe 99 PID 5700 set thread context of 5456 5700 bitsadmin.exe 101 PID 5700 set thread context of 3080 5700 bitsadmin.exe 104 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Salary Increment.pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fhPrmqdmVKlao.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bitsadmin.exe -
description ioc Process Key created \Registry\User\S-1-5-21-3865087520-2734723108-1233268525-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 bitsadmin.exe - Suspicious behavior: EnumeratesProcesses 38 IoCs
pid Process 4364 Salary Increment.pdf.exe 4364 Salary Increment.pdf.exe 552 powershell.exe 3432 RegSvcs.exe 552 powershell.exe 3432 RegSvcs.exe 3432 RegSvcs.exe 3432 RegSvcs.exe 4664 powershell.exe 4664 powershell.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 4740 fhPrmqdmVKlao.exe 4740 fhPrmqdmVKlao.exe 4740 fhPrmqdmVKlao.exe 4740 fhPrmqdmVKlao.exe 5840 powershell.exe 4380 RegSvcs.exe 5840 powershell.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3476 Explorer.EXE - Suspicious behavior: MapViewOfSection 9 IoCs
pid Process 3432 RegSvcs.exe 3852 Process not Found 3852 Process not Found 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe 5700 bitsadmin.exe - Suspicious use of AdjustPrivilegeToken 60 IoCs
description pid Process Token: SeDebugPrivilege 4364 Salary Increment.pdf.exe Token: SeDebugPrivilege 552 powershell.exe Token: SeDebugPrivilege 4664 powershell.exe Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeDebugPrivilege 4740 fhPrmqdmVKlao.exe Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeDebugPrivilege 5840 powershell.exe Token: SeIncreaseQuotaPrivilege 5840 powershell.exe Token: SeSecurityPrivilege 5840 powershell.exe Token: SeTakeOwnershipPrivilege 5840 powershell.exe Token: SeLoadDriverPrivilege 5840 powershell.exe Token: SeSystemProfilePrivilege 5840 powershell.exe Token: SeSystemtimePrivilege 5840 powershell.exe Token: SeProfSingleProcessPrivilege 5840 powershell.exe Token: SeIncBasePriorityPrivilege 5840 powershell.exe Token: SeCreatePagefilePrivilege 5840 powershell.exe Token: SeBackupPrivilege 5840 powershell.exe Token: SeRestorePrivilege 5840 powershell.exe Token: SeShutdownPrivilege 5840 powershell.exe Token: SeDebugPrivilege 5840 powershell.exe Token: SeSystemEnvironmentPrivilege 5840 powershell.exe Token: SeRemoteShutdownPrivilege 5840 powershell.exe Token: SeUndockPrivilege 5840 powershell.exe Token: SeManageVolumePrivilege 5840 powershell.exe Token: 33 5840 powershell.exe Token: 34 5840 powershell.exe Token: 35 5840 powershell.exe Token: 36 5840 powershell.exe Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE Token: SeShutdownPrivilege 3476 Explorer.EXE Token: SeCreatePagefilePrivilege 3476 Explorer.EXE - Suspicious use of UnmapMainImage 1 IoCs
pid Process 3476 Explorer.EXE - Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 4364 wrote to memory of 552 4364 Salary Increment.pdf.exe 88 PID 4364 wrote to memory of 3432 4364 Salary Increment.pdf.exe 90 PID 4364 wrote to memory of 3432 4364 Salary Increment.pdf.exe 90 PID 4364 wrote to memory of 3432 4364 Salary Increment.pdf.exe 90 PID 4664 wrote to memory of 4740 4664 powershell.exe 93 PID 3852 wrote to memory of 5700 3852 Process not Found 94 PID 4740 wrote to memory of 5840 4740 fhPrmqdmVKlao.exe 96 PID 4740 wrote to memory of 1108 4740 fhPrmqdmVKlao.exe 98 PID 4740 wrote to memory of 4380 4740 fhPrmqdmVKlao.exe 99 PID 4740 wrote to memory of 4380 4740 fhPrmqdmVKlao.exe 99 PID 4740 wrote to memory of 4380 4740 fhPrmqdmVKlao.exe 99 PID 5700 wrote to memory of 5456 5700 bitsadmin.exe 101 PID 5700 wrote to memory of 3080 5700 bitsadmin.exe 104 - outlook_office_path 1 IoCs
description ioc Process Key enumerated \REGISTRY\USER\S-1-5-21-3865087520-2734723108-1233268525-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook bitsadmin.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3476 -
C:\Users\Admin\AppData\Local\Temp\Salary Increment.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Salary Increment.pdf.exe"2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4364 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Salary Increment.pdf.exe"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:552
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3432
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C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -File "C:\Users\Admin\AppData\Local\Temp\qs0siumrfaa.ps1"1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4664 -
C:\Users\Admin\AppData\Roaming\fhPrmqdmVKlao.exe"C:\Users\Admin\AppData\Roaming\fhPrmqdmVKlao.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4740 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fhPrmqdmVKlao.exe"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5840
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵PID:1108
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:4380
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C:\Windows\SysWOW64\bitsadmin.exe"C:\Windows\SysWOW64\bitsadmin.exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
- outlook_office_path
PID:5700 -
C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe"2⤵PID:5456
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"2⤵PID:3080
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C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵PID:996
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C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵PID:5708
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 19KB
- SHA256 e748a9c1364c68479209cf5e0fb3ffc0ef3943c0a0f833b8bdbfbaf33dcbffa8
- MD5 4ab6bd422a8936cb8113d063d5e01b9f
- SHA1 8ade9bf1ce26147eff403668ce68a3a71ecd2f77
- SHA512 e6d110f4e39456c6d456185f18ad05227fdc31f72006f80c097c7ebcdbcafed6d8b0a89989c064714179f8a6daaf65ff2cceaa6a476b1ba3e8c87620adb653df
- SSDEEP 384:p1eBaGT1iB5GW14bEyta/+geCq+C2PB0CHIAXr4B+ZWEVIzKwQvYbhNaPUlRtPG7:zenZ68Wiwqa/+mz5TIAXrq+1oPbhNaP5
- TLSH T11992A568213F6DC7D8D2227050D602F7FBE4D489DA765194BF2BDA2F4C90EBB4EA0520
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jmfys5ci.2sz.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\qs0siumrfaa.ps1
- Size 1KB
- SHA256 c23133aed008ea305b6e41b947c82bcc02d9f837cdcd7740e1d85ea7a2e98b9a
- MD5 d3cdf9d53f1bf18df705499385985ef1
- SHA1 ab04d757f27fd61b903424240b1a3b79796e425a
- SHA512 0a396ff29d885e04b14f18eb6e69fea135452c4429970064f7d02d5316106e0a1b1464624017bc13282466589e235643a64a15f36a4d5c7a75d86269008c1019
- TLSH T1FC21044B8E8947C5116807F14A1331CDB56D61CF276F458095ECB0EEB32BD67786ACE4
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\fhPrmqdmVKlao.exe
- Size 1.1MB
- SHA256 247094bc1f9399f2d9d9576644281f1aff32e27534d531083e11acebab3cfb89
- MD5 e79877758e0833d88229d70098bab678
- SHA1 e59feee7b9e7f36323ebc8d6c148bc6d268f167d
- SHA512 05b4800fd81773b36522c336ddf9368e3a5546848f2956724fa67a04126cc7a20bf533285cffa3d45669d7f4772c6cf64bc02c3669c31e2023dbbb235054dc1d
- SSDEEP 24576:JpZkYeJaIIVLUfxM61E51hOOBzoxXEpcBWGw2smbc:XZgVItUfxRE51hOOP0WV3
- TLSH T1D735124433E5CE02D0BA1BB06971E27157B46E58E862D30B5EF7ECEB7C69B521824393
- MD5 SHA1 SHA512 SSDEEP TLSH