Analysis
- user interaction
yes - max time kernel
179s - max time network
178s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
04/08/2026, 15:40
General
- Target balloons.exe
- Size 2.6MB
- Sample260804-s4ar1stdnb
- SHA256 ee38d2feb95a01c192ef7b60631b78e6feab9360a0af2fc2d0518c68a63686c6
- MD5 5778005be5e69e016e49baa8702cd73c
- SHA1 a4b617e3afa2b9c475bd6c5fd317bbd4df58245d
- SHA512 e29face35dcd2c3fdd76b573eb06f63738bb49eb075122302287bcacf5cdb624d69e3b3057c9bce45051c9e6c77f978fe63b370102fbcdfebfaa0d01b3947113
- SSDEEP 49152:vuI2hoWTrsvqclgLVMMw44eFU1ZfFA1MMMtlgFB53W:v5OhrsvVMMp44eO/fF64Q53W
- TLSH T132C5E13FB28B653EE06E5A367AB2E210543B7661A5138C5697F4C84CCF250702E3F796
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 2900 balloons.tmp 3948 Balloons.exe - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 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 balloons.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language balloons.tmp - Inno Setup is an open-source installation builder for Windows applications. 3 IoCs
Inno Setup installer
resource yara_rule behavioral1/memory/2436-0-0x00000000005F0000-0x00000000006D4000-memory.dmp innosetup behavioral1/memory/2436-7-0x00000000005F0000-0x00000000006D4000-memory.dmp innosetup behavioral1/memory/2436-63-0x00000000005F0000-0x00000000006D4000-memory.dmp innosetup - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2900 balloons.tmp 2900 balloons.tmp - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3948 Balloons.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2900 balloons.tmp - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2436 wrote to memory of 2900 2436 balloons.exe 80 PID 2900 wrote to memory of 3948 2900 balloons.tmp 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\balloons.exe"C:\Users\Admin\AppData\Local\Temp\balloons.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2436 -
C:\Users\Admin\AppData\Local\Temp\is-YCTV6OLAR2.tmp\balloons.tmp"C:\Users\Admin\AppData\Local\Temp\is-YCTV6OLAR2.tmp\balloons.tmp" /SL5="$E020E,1417672,876032,C:\Users\Admin\AppData\Local\Temp\balloons.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2900 -
C:\Users\Admin\AppData\Local\Programs\Balloons\Balloons.exe"C:\Users\Admin\AppData\Local\Programs\Balloons\Balloons.exe" -update3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3948
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Programs\Balloons\Balloons.exe
- Size 251KB
- SHA256 ca70e678bd014f75b523c902e8b7099113b982fdc4dd5152aae684ee54996db2
- MD5 a4749b7d5c2e701d60cce601258cdd60
- SHA1 8ca3a1ff218e49456d2ee1e40c2a4d49fd821e57
- SHA512 172504a50fc25b8728ecf84925a75cc23508267915866465a4b92de1ce8e60c8d6b5563182b01f43e8511a29b53ec8a9ef436c3510a42c1819ef7247f32325ee
- SSDEEP 6144:PigOs3IMygTc3IMygTK9T3hmxx0i8fkhkkIvygTGt:6gOuIMhT+IMhTIdgx0i8fkhhIvhTu
- TLSH T14E44019767FC4C86C69FAFBA392082164F725682109BC71A64DC948D5E537C31B633E3
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-YCTV6OLAR2.tmp\balloons.tmp
- Size 4.2MB
- SHA256 25db412a51b39e2d389153c357a575f64a3d971a8a3477f842ade2da3f80b064
- MD5 fb34987c82d383be8ab180080c58d69b
- SHA1 97a3748384bbb0687f22b383a55b240e2a65ad66
- SHA512 da5cffd998e90500148a8ea72c077c2635626199392d04fc633e65443a56eb21a09c7365fb6a3f5c60ae7ff940592e084567e9ba587623fd7c4561b1c3a569e1
- SSDEEP 98304:E9SZUvl30aj90ZFcvdQ0hdgvminQLMj+Jo333I5:TItJj90Z6RgKw+5
- TLSH T1FE168F03B388753EE4B71A3A883FA654583F7A213A26CD4B6BF4095C4F396416D3A747
- MD5 SHA1 SHA512 SSDEEP TLSH