Analysis
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max time kernel
138s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
04-06-2024 00:35
Behavioral task
behavioral1
Sample
99fa03e5640b1c0c6b430a1e873baf0afe4526b66ad8d6491965779a35e78d83.exe
Resource
win7-20240221-en
General
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Target
99fa03e5640b1c0c6b430a1e873baf0afe4526b66ad8d6491965779a35e78d83.exe
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Size
1.5MB
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MD5
5ec62522613813faa91e6d5e2f841463
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SHA1
26378b33c8b4f978a4f63779502e4ec2a47cc36e
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SHA256
99fa03e5640b1c0c6b430a1e873baf0afe4526b66ad8d6491965779a35e78d83
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SHA512
aebe252c7e85ce443db188f45196a560a93afe5c50dc30640ae8be0399b164a9f819958fe10c7e37a90c662e9c85c0e67ea45c3f28563c911f7b2a13933c705f
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SSDEEP
24576:zQ5aILMCfmAUjzX677WOMcT/X2dI7T2FAoUcUOp6doF5ES/okoL:E5aIwC+Agr6tdlmU1/eohL
Malware Config
Signatures
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KPOT Core Executable 1 IoCs
resource yara_rule behavioral2/files/0x0007000000023403-21.dat family_kpot -
Trickbot x86 loader 1 IoCs
Detected Trickbot's x86 loader that unpacks the x86 payload.
resource yara_rule behavioral2/memory/4640-15-0x0000000002220000-0x0000000002249000-memory.dmp trickbot_loader32 -
Executes dropped EXE 3 IoCs
pid Process 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 1048 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeTcbPrivilege 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe Token: SeTcbPrivilege 1048 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4640 99fa03e5640b1c0c6b430a1e873baf0afe4526b66ad8d6491965779a35e78d83.exe 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 1048 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4640 wrote to memory of 4924 4640 99fa03e5640b1c0c6b430a1e873baf0afe4526b66ad8d6491965779a35e78d83.exe 81 PID 4640 wrote to memory of 4924 4640 99fa03e5640b1c0c6b430a1e873baf0afe4526b66ad8d6491965779a35e78d83.exe 81 PID 4640 wrote to memory of 4924 4640 99fa03e5640b1c0c6b430a1e873baf0afe4526b66ad8d6491965779a35e78d83.exe 81 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 4924 wrote to memory of 5632 4924 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 83 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1704 wrote to memory of 1372 1704 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 95 PID 1048 wrote to memory of 4692 1048 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 97 PID 1048 wrote to memory of 4692 1048 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 97 PID 1048 wrote to memory of 4692 1048 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 97 PID 1048 wrote to memory of 4692 1048 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 97 PID 1048 wrote to memory of 4692 1048 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 97 PID 1048 wrote to memory of 4692 1048 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 97 PID 1048 wrote to memory of 4692 1048 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 97 PID 1048 wrote to memory of 4692 1048 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 97 PID 1048 wrote to memory of 4692 1048 99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe 97 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\99fa03e5640b1c0c6b430a1e873baf0afe4526b66ad8d6491965779a35e78d83.exe"C:\Users\Admin\AppData\Local\Temp\99fa03e5640b1c0c6b430a1e873baf0afe4526b66ad8d6491965779a35e78d83.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4640 -
C:\Users\Admin\AppData\Roaming\WinSocket\99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exeC:\Users\Admin\AppData\Roaming\WinSocket\99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4924 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:5632
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C:\Users\Admin\AppData\Roaming\WinSocket\99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exeC:\Users\Admin\AppData\Roaming\WinSocket\99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1704 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:1372
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C:\Users\Admin\AppData\Roaming\WinSocket\99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exeC:\Users\Admin\AppData\Roaming\WinSocket\99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1048 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:4692
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Roaming\WinSocket\99fa03e6740b1c0c7b430a1e983baf0afe4627b77ad9d7491976889a36e89d93.exe
Filesize1.5MB
MD55ec62522613813faa91e6d5e2f841463
SHA126378b33c8b4f978a4f63779502e4ec2a47cc36e
SHA25699fa03e5640b1c0c6b430a1e873baf0afe4526b66ad8d6491965779a35e78d83
SHA512aebe252c7e85ce443db188f45196a560a93afe5c50dc30640ae8be0399b164a9f819958fe10c7e37a90c662e9c85c0e67ea45c3f28563c911f7b2a13933c705f
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Filesize
40KB
MD56a5c22f1077a3adc205a3064d760d810
SHA1724bc496315d40ab7fa9799fa7df0cccf33c0845
SHA256fc38bb35aef14798fa862d844207dc5db45dfb899dc81bac9af0ed809dfbc19c
SHA512f443d7d00eaca45fcdabf067b87c83bda24d86244513dcd425f9165f87090b4cc0b71f8c199635651c0be5259d02f53fcee131e2a3988fa9332e1fee3251cf11