Analysis
- max time kernel
144s - max time network
123s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system - submitted
13/02/2024, 06:32
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
98b81cbae65f05785b0781dc2f97ae81.exe
Resource
win7-20231215-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
98b81cbae65f05785b0781dc2f97ae81.exe
Resource
win10v2004-20231215-en
0 signatures
150 seconds
General
- Target 98b81cbae65f05785b0781dc2f97ae81.exe
- Size 14.9MB
- Sample240213-ha37csch73
- SHA256 a65c40200fbb60a7b8aff743b5dc7c53684b0af90a071547e4ac6b525d02dff3
- MD5 98b81cbae65f05785b0781dc2f97ae81
- SHA1 1b2dbc53d1e3a2a4eac60c2599ae2a317475cea7
- SHA512 27f881d73c77797e9f4f145b6f77bafca3dad35a66a0c01030757f7b29c354bd6c2b6eca2af84525f45012772b23af0c0e6b94a5db39cec53e10a215ccac33ff
- SSDEEP 98304:EcKlLl8lknlyL5YL5cly3+knlyL5YL5clt5cly3+knlyLH+knly1:Eg
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2864 w.exe - Loads dropped DLL 2 IoCs
pid Process 928 98b81cbae65f05785b0781dc2f97ae81.exe 928 98b81cbae65f05785b0781dc2f97ae81.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main w.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2864 w.exe - Suspicious use of SendNotifyMessage 1 IoCs
pid Process 2864 w.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2864 w.exe 2864 w.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 928 wrote to memory of 2864 928 98b81cbae65f05785b0781dc2f97ae81.exe 28 PID 928 wrote to memory of 2864 928 98b81cbae65f05785b0781dc2f97ae81.exe 28 PID 928 wrote to memory of 2864 928 98b81cbae65f05785b0781dc2f97ae81.exe 28 PID 928 wrote to memory of 2864 928 98b81cbae65f05785b0781dc2f97ae81.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\98b81cbae65f05785b0781dc2f97ae81.exe"C:\Users\Admin\AppData\Local\Temp\98b81cbae65f05785b0781dc2f97ae81.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:928 -
C:\Users\Admin\AppData\Local\Temp\w.exeC:\Users\Admin\AppData\Local\Temp\w.exe -run C:\Users\Admin\AppData\Local\Temp\98b81cbae65f05785b0781dc2f97ae81.exe2⤵
- Executes dropped EXE
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:2864
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\w.exe
- Size 479KB
- SHA256 71ebea2bb67a66c7e483c1ace7360b21dd5d81dbd55f7ebafec4c866f9ef79d2
- MD5 4ae0aff9c39e263764739610ec26120d
- SHA1 37a9d2887d3ab7a180b7b5b29a59bb0096993a3c
- SHA512 68e42f7b55298cc5111faba8dfa1cc55f47922024be276b57589612487c5f8eff84b9c9e62cb11eb74037c07e73b540a5b927f487ca32a58fc48e3a8e7e64f35
- SSDEEP 12288:93A7Q2+RM13jdRmixqrn1c1PSyAnH0UQE:+7QFRUm/rC6
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\w.exe
- Size 474KB
- SHA256 4c874e6d1a9235a472748ddc9c31bf3cb5ce12e7f080b31dae012df957530336
- MD5 f0e1775ca19b81efec292f134b203918
- SHA1 9f7bcd90144e6483a656f35681e0d26b3dfcdc17
- SHA512 f4d860e2982333d9f8103f0f8cb6caab4304f80d2987e085de5ef6aabd838dd0e64bf5fee41c3af46ea839bb58d677f17b4e3356adc3430571d426b502792b1a
- SSDEEP 12288:93A7Q2+RM13jdRmixqrn1c1PSyAnH0UQU:+7QFRUm/rCa
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\w.exe
- Size 252KB
- SHA256 4fd135ba4ee83abb21b9fc8b95afcb03cd5d0f993a25d65448c66781d67305b4
- MD5 8ba7c2cfc0a58e614f5843f48f65df2b
- SHA1 b8d2a05b4916859e43921fd5d3e08be01a08376c
- SHA512 3f4790539577ee772284be7b596a025c8872bbeca724e1f1daafe1af50d4c976f19571d433366ddc16897fa8e175f463dbf15f90f4fb5f3b9d9bdd88f3c4f01e
- SSDEEP 6144:93A7QO/1K3RM13fOsIzoUa2QKUtekyQlaGSm:93A7Q2+RM13jdRmixqm
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\w.exe
- Size 3.5MB
- SHA256 ae91843573f47f86f7c09ad2aaa09e674a23dc672aa13eea3c3e975c7cd8ac85
- MD5 0fa5db97a408da4807b3df2a35a02460
- SHA1 e66b132a6eb27cbfef8a5c609d124bdad6618f4b
- SHA512 1543d75c2ceeb168702e0c3a5e8186cf67e056ce9831928d4d210b3ad8d48e6e70d8746af38548dbef36a6b606330b6912395b6648d51ecf7910592c26e1d301
- SSDEEP 49152:EQFRHrmQG+qsuQG+qsvQG+qkQG+EQG+qb:EcKlLl8lknlb
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\w.exe
- Size 413KB
- SHA256 9d861012eda9b1586864bff415f470976d3828abae38d51119ca8d8765bf4e81
- MD5 9c13f5051525ee096d4d0df9f35805d9
- SHA1 3b4638995eef9d032f491d8de4f82111a58f559a
- SHA512 5efa9b39f0ab9773df33d065afd72351b1c77de64ae9b95a3bfff8737996ccc9cfe6ae1f9d219725504c32f6a44018276040392e4ec53ec339721e62b1701300
- SSDEEP 6144:93A7QO/1K3RM13fOsIzoUa2QKUtekyQlaGSx9Isb1cNjTPS8:93A7Q2+RM13jdRmixqrn1c1PS8
- MD5 SHA1 SHA512 SSDEEP