Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
16/09/2026, 14:08
General
- Target 89e14b30263272cd5d68396e660aa2db3f56a8fe90fbb05d51baf5ad054fd744.exe
- Size 2.0MB
- Sample260916-rfpetsbc59
- SHA256 89e14b30263272cd5d68396e660aa2db3f56a8fe90fbb05d51baf5ad054fd744
- MD5 979881af5e5146aa2665dfcabba3f12c
- SHA1 d6c7b5808773558f9d65c0d99bb6ee1c2ca7bbf5
- SHA512 5eaa3f91fed81d9a1ee6deaeb2ae6e19610d6e029440d4cd918b3966cf15c7bc8f0e417fa5fcbba70391cc58f91bbd09d16e0ae004c24d75211457c4d06c3ce4
- SSDEEP 49152:LuI5hhvpCc1DYJjNU3id/fPilfX/Dr8iuqjjf:L5/1ocpGNUw/fPi5rQSf
- TLSH T1E8A5D03FB28B753EE06E5A367A72E210593B7A6165124C1697F4C88CCF250B01E3E797
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1872 89e14b30263272cd5d68396e660aa2db3f56a8fe90fbb05d51baf5ad054fd744.tmp - 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 89e14b30263272cd5d68396e660aa2db3f56a8fe90fbb05d51baf5ad054fd744.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 89e14b30263272cd5d68396e660aa2db3f56a8fe90fbb05d51baf5ad054fd744.tmp - Inno Setup is an open-source installation builder for Windows applications. 3 IoCs
Inno Setup installer
resource yara_rule behavioral1/memory/5128-0-0x0000000000710000-0x00000000007EC000-memory.dmp innosetup behavioral1/memory/5128-7-0x0000000000710000-0x00000000007EC000-memory.dmp innosetup behavioral1/memory/5128-11-0x0000000000710000-0x00000000007EC000-memory.dmp innosetup - Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 2 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5128 wrote to memory of 1872 5128 89e14b30263272cd5d68396e660aa2db3f56a8fe90fbb05d51baf5ad054fd744.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\89e14b30263272cd5d68396e660aa2db3f56a8fe90fbb05d51baf5ad054fd744.exe"C:\Users\Admin\AppData\Local\Temp\89e14b30263272cd5d68396e660aa2db3f56a8fe90fbb05d51baf5ad054fd744.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5128 -
C:\Users\Admin\AppData\Local\Temp\is-5M4SD28V3B.tmp\89e14b30263272cd5d68396e660aa2db3f56a8fe90fbb05d51baf5ad054fd744.tmp"C:\Users\Admin\AppData\Local\Temp\is-5M4SD28V3B.tmp\89e14b30263272cd5d68396e660aa2db3f56a8fe90fbb05d51baf5ad054fd744.tmp" /SL5="$4026E,847735,840192,C:\Users\Admin\AppData\Local\Temp\89e14b30263272cd5d68396e660aa2db3f56a8fe90fbb05d51baf5ad054fd744.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1872
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-5M4SD28V3B.tmp\89e14b30263272cd5d68396e660aa2db3f56a8fe90fbb05d51baf5ad054fd744.tmp
- Size 4.1MB
- SHA256 ad44ccbfc69fda66fef3c812fe4aab5eafaf8bd654f8b707081c30233677544a
- MD5 908bb8ead7e3505cf64796786b844c3e
- SHA1 23e3ce3af8b4780f4560d3e447614d8fa9cd8b08
- SHA512 a61c513964e17a234b8f66aad823bb4e7e61bb9d664661746b499ede1f2289d14aa94150615574fed10e8d1b3687adb0f126fd8858f7e369855e0818b232bcc0
- SSDEEP 98304:b3U5HY/KwjoYY1j48UWm2eTMFdC+JM333E:Y4/1jorPmEL
- TLSH T1D1168F03B348753EE4671A3A583FA680983F7A213A26CD4B6BF40D5C8F396416D3A757
- MD5 SHA1 SHA512 SSDEEP TLSH