Analysis
- max time kernel
149s - max time network
134s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
31/08/2026, 14:39
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
9ae040b7fdf2b7c77ad7bb2106acf007dd869f6bd0ea9118cf94dd45a90aa1e4.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
General
- Target 9ae040b7fdf2b7c77ad7bb2106acf007dd869f6bd0ea9118cf94dd45a90aa1e4.exe
- Size 2.7MB
- Sample260831-r1c8astfna
- SHA256 9ae040b7fdf2b7c77ad7bb2106acf007dd869f6bd0ea9118cf94dd45a90aa1e4
- MD5 ecc09364c0e4e5ed474c49c0e552ce71
- SHA1 60a6acba9ae0efddf6fa00a09c5f74579f5bfb20
- SHA512 b6e498c5a8bbb70c8bc4dafd9ac6f0c3c3686eee291681a9dab896b94626f4c9b986ca5f08017bc3f8ed69a83381245331d49f3df44a6772e18b628e3e68e047
- SSDEEP 49152:xbER+Mn1K4B9qXzc9MECDGiZ3mgPqFzZH0c:xbEB1KqKz05CPZ3mgyFz1
- TLSH T1AED5DFE88AF54895FB31987C4B11E9C58EEC2D59BD18ECA7010AC88D6DB1BC4601FB77
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-876885714-46325919-1482798410-1000\Control Panel\International\Geo\Nation 9ae040b7fdf2b7c77ad7bb2106acf007dd869f6bd0ea9118cf94dd45a90aa1e4.exe - Executes dropped EXE 2 IoCs
pid Process 520 iesvnvgyjy.exe 4724 iesvnvgyjy.tmp - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Drops file in Program Files directory 10 IoCs
description ioc Process File created C:\Program Files (x86)\MYPGNotes\is-67O9E.tmp iesvnvgyjy.tmp File created C:\Program Files (x86)\MYPGNotes\is-PHN7J.tmp iesvnvgyjy.tmp File created C:\Program Files (x86)\MYPGNotes\is-2NT8K.tmp iesvnvgyjy.tmp File opened for modification C:\Program Files (x86)\MYPGNotes\unins000.dat iesvnvgyjy.tmp File opened for modification C:\Program Files (x86)\MYPGNotes\AppleNote.exe iesvnvgyjy.tmp File opened for modification C:\Program Files (x86)\MYPGNotes\Qt5Concurrent.dll iesvnvgyjy.tmp File created C:\Program Files (x86)\MYPGNotes\is-VNAAM.tmp iesvnvgyjy.tmp File created C:\Program Files (x86)\MYPGNotes\unins000.dat iesvnvgyjy.tmp File created C:\Program Files (x86)\MYPGNotes\is-B7RA6.tmp iesvnvgyjy.tmp File created C:\Program Files (x86)\MYPGNotes\is-QKOKE.tmp iesvnvgyjy.tmp - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
pid Process 808 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 4 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 iesvnvgyjy.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9ae040b7fdf2b7c77ad7bb2106acf007dd869f6bd0ea9118cf94dd45a90aa1e4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iesvnvgyjy.exe - Inno Setup is an open-source installation builder for Windows applications. 3 IoCs
Inno Setup installer
resource yara_rule behavioral1/files/0x001c000000024309-7.dat innosetup behavioral1/memory/520-9-0x0000000000400000-0x0000000000414000-memory.dmp innosetup behavioral1/memory/520-43-0x0000000000400000-0x0000000000414000-memory.dmp innosetup - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2648 9ae040b7fdf2b7c77ad7bb2106acf007dd869f6bd0ea9118cf94dd45a90aa1e4.exe 2648 9ae040b7fdf2b7c77ad7bb2106acf007dd869f6bd0ea9118cf94dd45a90aa1e4.exe 2648 9ae040b7fdf2b7c77ad7bb2106acf007dd869f6bd0ea9118cf94dd45a90aa1e4.exe 2648 9ae040b7fdf2b7c77ad7bb2106acf007dd869f6bd0ea9118cf94dd45a90aa1e4.exe 4724 iesvnvgyjy.tmp 4724 iesvnvgyjy.tmp - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4724 iesvnvgyjy.tmp - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2648 wrote to memory of 808 2648 9ae040b7fdf2b7c77ad7bb2106acf007dd869f6bd0ea9118cf94dd45a90aa1e4.exe 88 PID 808 wrote to memory of 520 808 cmd.exe 90 PID 520 wrote to memory of 4724 520 iesvnvgyjy.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\9ae040b7fdf2b7c77ad7bb2106acf007dd869f6bd0ea9118cf94dd45a90aa1e4.exe"C:\Users\Admin\AppData\Local\Temp\9ae040b7fdf2b7c77ad7bb2106acf007dd869f6bd0ea9118cf94dd45a90aa1e4.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2648 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\iesvnvgyjy.exe" /VERYSILENT2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:808 -
C:\Users\Admin\AppData\Local\Temp\iesvnvgyjy.exe"C:\Users\Admin\AppData\Local\Temp\iesvnvgyjy.exe" /VERYSILENT3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:520 -
C:\Users\Admin\AppData\Local\Temp\is-O9BTB.tmp\iesvnvgyjy.tmp"C:\Users\Admin\AppData\Local\Temp\is-O9BTB.tmp\iesvnvgyjy.tmp" /SL5="$90116,232785,54272,C:\Users\Admin\AppData\Local\Temp\iesvnvgyjy.exe" /VERYSILENT4⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:4724
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\iesvnvgyjy.exe
- Size 526KB
- SHA256 e0634bc21490c472b233aaec047438feae557f0d57ea5b78b3b48260916e2b4e
- MD5 9beea33ea128fd25ad509ae7ff7bcff3
- SHA1 3a87a124b47d68bf8eb1d1a4f9695fb2b2a52660
- SHA512 292996177bbb804ea3f6ad51fdb74707f1a1a35d50d8ae7b082d88cbb476bae1a883133c9e1dc4cefce78bc71f8d65276e5cdaeeef03088bc54beb41269dc5b3
- SSDEEP 12288:7ybLWvbUj+sC0VISzFot5t/PDwUwfpdvNLo61fFBy91OU:7y38UjrWJtzRwrho61/u
- TLSH T1B7B42383B6D098B8E87285702DA5C145AD733D156C38B02976EDAE6D9F331B1EA0F347
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-O9BTB.tmp\iesvnvgyjy.tmp
- Size 900KB
- SHA256 e8730b0bf8f94cbb8babbfefb32cef8e8d19ec823f28c33a7d48c78589710762
- MD5 f8b110dc2063d3b29502aa7042d26122
- SHA1 1a0fd3db79eadc1ce714f6267d476ddbec0f5e79
- SHA512 f3125d3f575aff68105ebb3eadbce30547d34e12237d8ebbc555c6fe12bcc0a5ea85a38e26f2900d70af70ec07efde3b8cd65dc0fdada637496531245ea5052f
- SSDEEP 24576:dkHgKPNrPA37hzHIA6/oR36vln6sYEubnhRgZtnTZDExa/:d6frPA37hzHIA6/3UvjhRgZ9Te
- TLSH T122158C22F280C437C1B31A749E5786D5693BBE053E38A9DB7BF91F4C4E3964139262D2
- MD5 SHA1 SHA512 SSDEEP TLSH