Analysis
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max time kernel
142s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
12/12/2023, 02:57
Behavioral task
behavioral1
Sample
643866461557001e584e1af67a24d287ae586fb6d8dbc494c9e668509afd5dbf.exe
Resource
win7-20231020-en
General
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Target
643866461557001e584e1af67a24d287ae586fb6d8dbc494c9e668509afd5dbf.exe
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Size
8.1MB
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MD5
fc81715d68b2d9872438cc3957812819
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SHA1
7b88ba965184f17adbea6ee20908e6c4a045a8a2
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SHA256
643866461557001e584e1af67a24d287ae586fb6d8dbc494c9e668509afd5dbf
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SHA512
af5bdcf07bef9fd8714916307fabc507b0c9a01ab9248a239de82063a892613a2d6b492145815b4ba73419d3ec82848655abc4bfb386e5e1f8f60669c222718e
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SSDEEP
196608:wJxSrMyJoEC5YBuV/A0ECBos73kEVkTLfGU1Vwlxja+8vemrcBXO:wJUrMyJPEGuV3Eiomh+TLr1alofe8SO
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2656-18-0x0000000000400000-0x00000000015B1000-memory.dmp detect_ak_stuff -
Loads dropped DLL 1 IoCs
pid Process 2656 643866461557001e584e1af67a24d287ae586fb6d8dbc494c9e668509afd5dbf.exe -
resource yara_rule behavioral1/memory/2656-0-0x0000000000400000-0x00000000015B1000-memory.dmp upx behavioral1/memory/2656-5-0x0000000010000000-0x00000000105A1000-memory.dmp upx behavioral1/memory/2656-6-0x0000000010000000-0x00000000105A1000-memory.dmp upx behavioral1/memory/2656-7-0x0000000010000000-0x00000000105A1000-memory.dmp upx behavioral1/memory/2656-8-0x0000000010000000-0x00000000105A1000-memory.dmp upx behavioral1/memory/2656-9-0x0000000010000000-0x00000000105A1000-memory.dmp upx behavioral1/memory/2656-10-0x0000000010000000-0x00000000105A1000-memory.dmp upx behavioral1/memory/2656-18-0x0000000000400000-0x00000000015B1000-memory.dmp upx behavioral1/memory/2656-20-0x0000000010000000-0x00000000105A1000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 2696 2656 WerFault.exe 27 -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2656 643866461557001e584e1af67a24d287ae586fb6d8dbc494c9e668509afd5dbf.exe 2656 643866461557001e584e1af67a24d287ae586fb6d8dbc494c9e668509afd5dbf.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2656 wrote to memory of 2696 2656 643866461557001e584e1af67a24d287ae586fb6d8dbc494c9e668509afd5dbf.exe 28 PID 2656 wrote to memory of 2696 2656 643866461557001e584e1af67a24d287ae586fb6d8dbc494c9e668509afd5dbf.exe 28 PID 2656 wrote to memory of 2696 2656 643866461557001e584e1af67a24d287ae586fb6d8dbc494c9e668509afd5dbf.exe 28 PID 2656 wrote to memory of 2696 2656 643866461557001e584e1af67a24d287ae586fb6d8dbc494c9e668509afd5dbf.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\643866461557001e584e1af67a24d287ae586fb6d8dbc494c9e668509afd5dbf.exe"C:\Users\Admin\AppData\Local\Temp\643866461557001e584e1af67a24d287ae586fb6d8dbc494c9e668509afd5dbf.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2656 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2656 -s 4362⤵
- Program crash
PID:2696
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
3.7MB
MD5e97d34b184ab3eaf5bd4dc345879a37e
SHA13f2c919839ea9acb7d1f51795b7e560701465146
SHA256a9f13846ab9fdb872b6a2f3e804abc48271dde7c06224216e56e391baf24d2b4
SHA512108e331d1963f2518d7605a0202dddfabea54c72cc01773071402809b7db6795a0d5eb8c12c4cf4fd285093062e6130595f8d3eb5b20b337f6818734679c4a1d