Analysis
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max time kernel
275s -
max time network
276s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
15-05-2024 23:13
Behavioral task
behavioral1
Sample
fec.exe
Resource
win7-20231129-en
windows7-x64
3 signatures
1200 seconds
Errors
Reason
Machine shutdown
General
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Target
fec.exe
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Size
13.6MB
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MD5
cb4827f8da72fcf72ac694571946125d
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SHA1
c6ff6a2a2656da0d98890d04b6e53fe991e85a2d
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SHA256
a6c979d23e9204f2537877778fb86c10b41c895a9a922d9a56dc6800a366df2e
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SHA512
b345da28a9f48c6233d23342dbd78c14d882ca7d69ff4d128913a1bb6e614985c636c7ae9cfc9933bc7df899a21e3e5a2f20bfa215cb6ba9df1c59c763168cb7
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SSDEEP
393216:iEkcqY4q1+TtIiF0Y9Z8D8Ccl6ln7E1PKksbuK+:ikD4q1QtILa8DZcIl7tkBK+
Score
7/10
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 2520 fec.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: 33 1876 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1876 AUDIODG.EXE Token: 33 1876 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1876 AUDIODG.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1392 wrote to memory of 2520 1392 fec.exe 28 PID 1392 wrote to memory of 2520 1392 fec.exe 28 PID 1392 wrote to memory of 2520 1392 fec.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\fec.exe"C:\Users\Admin\AppData\Local\Temp\fec.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1392 -
C:\Users\Admin\AppData\Local\Temp\fec.exe"C:\Users\Admin\AppData\Local\Temp\fec.exe"2⤵
- Loads dropped DLL
PID:2520
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C:\Windows\explorer.exe"C:\Windows\explorer.exe"1⤵PID:1240
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x1741⤵
- Suspicious use of AdjustPrivilegeToken
PID:1876
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x01⤵PID:2404
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x11⤵PID:1988
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
6.6MB
MD53c388ce47c0d9117d2a50b3fa5ac981d
SHA1038484ff7460d03d1d36c23f0de4874cbaea2c48
SHA256c98ba3354a7d1f69bdca42560feec933ccba93afcc707391049a065e1079cddb
SHA512e529c5c1c028be01e44a156cd0e7cad0a24b5f91e5d34697fafc395b63e37780dc0fac8f4c5d075ad8fe4bd15d62a250b818ff3d4ead1e281530a4c7e3ce6d35