Analysis
- max time kernel
149s - max time network
94s - platform
windows11-21h2_x64 - resource
win11-20251231-en - resource tags
arch:x64arch:x86image:win11-20251231-enlocale:en-usos:windows11-21h2-x64system - submitted
19/01/2026, 12:29
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
7e89d2426d3da1f8fcadaf3020e78f7fccdd3b3315d1c2d7ba2daeb821e2a272.exe
Resource
win10v2004-20251231-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
7e89d2426d3da1f8fcadaf3020e78f7fccdd3b3315d1c2d7ba2daeb821e2a272.exe
Resource
win11-20251231-en
8 signatures
150 seconds
General
- Target 7e89d2426d3da1f8fcadaf3020e78f7fccdd3b3315d1c2d7ba2daeb821e2a272.exe
- Size 307KB
- Sample260119-pn5exaew4e
- SHA256 7e89d2426d3da1f8fcadaf3020e78f7fccdd3b3315d1c2d7ba2daeb821e2a272
- MD5 47fcbd8058ec08f2da3ff184b4de0d79
- SHA1 7e7a872d85448635aed4190e0817961f018c0935
- SHA512 b19866d473f5e83ca24ddfe6b69ec51cf5db463376da34788a6748744cb0cf63ea401cf99e74e487c1facdacd3a0115b0de222283cb98b55dfa82ec849180393
- SSDEEP 6144:Bz+92mhAMJ/cPl3i8/K2iaDs60O04glBSXgpigf/U3HAIk0SS:BK2mhAMJ/cPlJKGI60NbSXgf/Ik0SS
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Infy payload 3 IoCs
resource yara_rule behavioral2/files/0x001a00000002b3fc-8.dat family_infy_v31 behavioral2/files/0x001900000002b3fd-15.dat family_infy_v31 behavioral2/memory/5016-17-0x0000000000400000-0x0000000000415000-memory.dmp family_infy_v31 - Infy family
- Executes dropped EXE 1 IoCs
pid Process 5016 ins3547.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CLMediaLibrary8.40.7 = "rundll32 \"C:\\ProgramData\\CyberLink\\CLMediaLibrary8.40.7.dll\" ,mainf /rcv" ins3547.exe - 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 7e89d2426d3da1f8fcadaf3020e78f7fccdd3b3315d1c2d7ba2daeb821e2a272.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ins3547.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 720 wrote to memory of 5016 720 7e89d2426d3da1f8fcadaf3020e78f7fccdd3b3315d1c2d7ba2daeb821e2a272.exe 77
Processes
-
C:\Users\Admin\AppData\Local\Temp\7e89d2426d3da1f8fcadaf3020e78f7fccdd3b3315d1c2d7ba2daeb821e2a272.exe"C:\Users\Admin\AppData\Local\Temp\7e89d2426d3da1f8fcadaf3020e78f7fccdd3b3315d1c2d7ba2daeb821e2a272.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:720 -
C:\Users\Admin\AppData\Local\Temp\tmp4475\ins3547.exe"C:\Users\Admin\AppData\Local\Temp\tmp4475\ins3547.exe" mpro599.dll2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:5016
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp4475\InstallerCopyRight.txt
- Size 363B
- SHA256 0e3ac7d373c6a53d5e0968794441aaa0e93e4120a9062b76a14595f05702ea15
- MD5 6dd8aac73bd9679f3764a378b51de299
- SHA1 0ec6b1ecbbd3b7d02e77160e3c0056689393ec6a
- SHA512 8d8b80cf1227038b35cc091d57ae74791d72a0272f8ffa2f2746f7639e8a8620bdc15cbdb3c9a327ea02ea999137c9009412cd2249b37764b542c2dc89f69ec3
- TLSH T1ADE0688F82278137605081A27E03F0CFF30C50227ACE8845243547DB8B154B35196EEC
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tmp4475\ins3547.exe
- Size 58KB
- SHA256 93eb61afd4411ea9c867d11a46a410d84620ef0a57ace2f73882dae5f48572c3
- MD5 5598951815d4c39a9ad76188354666b5
- SHA1 a47225ec6278d4aa72e48dc00e26a457d8ce5c90
- SHA512 11d09234fcdb04a245235eca36781ab7cbc04db8258bee321568387241911912984db02f2610208bca8348a74f511d1af110110d530e692a73140be65a17c95b
- SSDEEP 768:fep8kkLCwSuxdcxhpdU6vXyr9YFz6ZHVw4acpc5g4ITWZPH+1An964e3tMrL7qYU:2hkL8i6vXNh41vccWp+1A9K3BYOx
- TLSH T1E3433A93F6D09CF2E0318AFC1C659255BA7BB9306C39B15AB7541F8E8C786818C5D387
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tmp4475\mpro599.dll
- Size 432KB
- SHA256 084536508fe90416e7609481b3b09a6652d805db866791d3dfe2a9f2a076767f
- MD5 6e6bc3d845aa23c2fa38f361c5b93814
- SHA1 a30ff16557494c67537c9339116e0c8237ccf646
- SHA512 b305e8fdcde89790928c05ad8899b54c48fed45c3e75c911be1866f4b0f4b284b76ecc209c1821bf12a01b6f04671ebe168c51cf21062d3242b1902da74026bf
- SSDEEP 6144:SmdrGEX5RFRQnZfBLx8BApP0wMekveux54c1Hb8NPyC+dxMHC4aAEwQT1XuB7l:fdrGE5RQnZfpBpHkmuxbR0yl4Hg9a
- TLSH T19F947D36B2D04437D1236E7CCD5B939C982ABE503D3898866BE41E4C9F397C2752B297
- MD5 SHA1 SHA512 SSDEEP TLSH