Analysis
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max time kernel
341s -
max time network
403s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
29/06/2023, 19:32
Behavioral task
behavioral1
Sample
mimikatz_trunk.zip
Resource
win10v2004-20230621-en
General
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Target
mimikatz_trunk.zip
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Size
1.2MB
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MD5
d2d3e1f8023b12fb89e400c7e8ecd7db
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SHA1
4112ef95386ea4d1131be7c600d49a310e9d8f5b
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SHA256
7accd179e8a6b2fc907e7e8d087c52a7f48084852724b03d25bebcada1acbca5
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SHA512
6b20caba114996bf268d2dc5e857624f7ebad0c580c8054cfc53c5d9af6c7bf56a91f2a68e9a03101e8599c4e1ddd94ad2d37e38d92243d4c2b89370cfee80ad
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SSDEEP
24576:YH9iKnN1lvn928lSnigsGXLwVOoEP2qMkKDYLUPMzahK:+X5vn9HlSigsGbwVOoAlRaYLUUr
Malware Config
Signatures
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Mimikatz
mimikatz is an open source tool to dump credentials on Windows.
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mimikatz is an open source tool to dump credentials on Windows 2 IoCs
resource yara_rule behavioral1/files/0x0006000000023191-157.dat mimikatz behavioral1/files/0x0006000000023191-158.dat mimikatz -
Executes dropped EXE 1 IoCs
pid Process 4608 mimikatz.exe -
Drops file in System32 directory 8 IoCs
description ioc Process File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{F0FE218C-D1FD-43AB-9828-E25C7A7234C8}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{82087A1A-930A-4DA8-989E-917E3B0E1051}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{004FA73E-9E92-4F86-9E83-A5F1A86008F3}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{71890D83-0069-4B1E-B24A-D1A8042B666A}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{F93B70E3-C54C-4004-A750-1269ED16E043}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{25503E95-7FB4-4C75-931C-05B96FF87E9C}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{F35BAC6E-4E1A-49EC-A221-6E9193AD90DE}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{21C5916D-8B85-49D9-B79A-5C7490E91F72}.catalogItem svchost.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4608 mimikatz.exe 4608 mimikatz.exe 4608 mimikatz.exe 4608 mimikatz.exe 4608 mimikatz.exe 4608 mimikatz.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeRestorePrivilege 3852 7zG.exe Token: 35 3852 7zG.exe Token: SeSecurityPrivilege 3852 7zG.exe Token: SeSecurityPrivilege 3852 7zG.exe Token: SeDebugPrivilege 4608 mimikatz.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3852 7zG.exe
Processes
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C:\Windows\Explorer.exeC:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\mimikatz_trunk.zip1⤵PID:636
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:3892
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C:\Program Files\7-Zip\7zG.exe"C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\Desktop\mimikatz_trunk\" -spe -an -ai#7zMap29175:86:7zEvent310151⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3852
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C:\Users\Admin\Desktop\mimikatz_trunk\x64\mimikatz.exe"C:\Users\Admin\Desktop\mimikatz_trunk\x64\mimikatz.exe"1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4608
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p1⤵
- Drops file in System32 directory
PID:2980
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
1.3MB
MD529efd64dd3c7fe1e2b022b7ad73a1ba5
SHA1e3b6ea8c46fa831cec6f235a5cf48b38a4ae8d69
SHA25661c0810a23580cf492a6ba4f7654566108331e7a4134c968c2d6a05261b2d8a1
SHA512f00b1ab035aa574c70f6b95b63f676fa75ff8f379f92e85ad5872c358a6bb1ed5417fdd226d421307a48653577ca42aba28103b3b2d7a5c572192d6e5f07e8b3
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Filesize
1.3MB
MD529efd64dd3c7fe1e2b022b7ad73a1ba5
SHA1e3b6ea8c46fa831cec6f235a5cf48b38a4ae8d69
SHA25661c0810a23580cf492a6ba4f7654566108331e7a4134c968c2d6a05261b2d8a1
SHA512f00b1ab035aa574c70f6b95b63f676fa75ff8f379f92e85ad5872c358a6bb1ed5417fdd226d421307a48653577ca42aba28103b3b2d7a5c572192d6e5f07e8b3