Analysis
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max time kernel
145s -
max time network
146s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
26-04-2024 23:20
Static task
static1
Behavioral task
behavioral1
Sample
8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe
Resource
win10v2004-20240426-en
General
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Target
8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe
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Size
431KB
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MD5
a2f6f2ec1505130da14c2bf6f6cad264
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SHA1
d184c612cf3737532552c99358080fae4bfacca4
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SHA256
8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8
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SHA512
5552bf530343cf6a077f221423b81d21c8f0a33cac212c4e09e4eb3aabdee75dace9a02ccee2ffa0c88a549133adb4e51ee08bee82229ac26fa77ced41c01b59
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SSDEEP
12288:pzE/JXGSxAxt9y/SkVDi0XSOoaOAG634KK1:cXGSx89y/SkdOT6IKu
Malware Config
Signatures
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Detect ZGRat V1 3 IoCs
Processes:
resource yara_rule behavioral2/memory/3020-158-0x000001FBACBA0000-0x000001FBB0498000-memory.dmp family_zgrat_v1 behavioral2/memory/3020-159-0x000001FBCABE0000-0x000001FBCACF0000-memory.dmp family_zgrat_v1 behavioral2/memory/3020-163-0x000001FBCAD00000-0x000001FBCAD24000-memory.dmp family_zgrat_v1 -
SectopRAT payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3824-194-0x0000000001190000-0x0000000001256000-memory.dmp family_sectoprat -
Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
Processes:
u1l0.0.exerun.exeu1l0.3.exepid Process 4900 u1l0.0.exe 560 run.exe 2260 u1l0.3.exe -
Loads dropped DLL 1 IoCs
Processes:
run.exepid Process 560 run.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
run.execmd.exedescription pid Process procid_target PID 560 set thread context of 4688 560 run.exe 88 PID 4688 set thread context of 3824 4688 cmd.exe 97 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target Process procid_target 2440 4900 WerFault.exe 81 3040 2052 WerFault.exe 78 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
u1l0.3.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1l0.3.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1l0.3.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1l0.3.exe -
Suspicious behavior: EnumeratesProcesses 26 IoCs
Processes:
run.execmd.exeSystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exeMSBuild.exepid Process 560 run.exe 560 run.exe 4688 cmd.exe 4688 cmd.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3824 MSBuild.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
run.execmd.exepid Process 560 run.exe 4688 cmd.exe 4688 cmd.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exeMSBuild.exedescription pid Process Token: SeDebugPrivilege 3020 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe Token: SeDebugPrivilege 3824 MSBuild.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
Processes:
u1l0.3.exepid Process 2260 u1l0.3.exe 2260 u1l0.3.exe 2260 u1l0.3.exe 2260 u1l0.3.exe 2260 u1l0.3.exe 2260 u1l0.3.exe 2260 u1l0.3.exe -
Suspicious use of SendNotifyMessage 7 IoCs
Processes:
u1l0.3.exepid Process 2260 u1l0.3.exe 2260 u1l0.3.exe 2260 u1l0.3.exe 2260 u1l0.3.exe 2260 u1l0.3.exe 2260 u1l0.3.exe 2260 u1l0.3.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
run.exeMSBuild.exepid Process 560 run.exe 560 run.exe 3824 MSBuild.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exerun.exeu1l0.3.execmd.exedescription pid Process procid_target PID 2052 wrote to memory of 4900 2052 8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe 81 PID 2052 wrote to memory of 4900 2052 8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe 81 PID 2052 wrote to memory of 4900 2052 8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe 81 PID 2052 wrote to memory of 560 2052 8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe 87 PID 2052 wrote to memory of 560 2052 8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe 87 PID 2052 wrote to memory of 560 2052 8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe 87 PID 560 wrote to memory of 4688 560 run.exe 88 PID 560 wrote to memory of 4688 560 run.exe 88 PID 560 wrote to memory of 4688 560 run.exe 88 PID 2052 wrote to memory of 2260 2052 8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe 90 PID 2052 wrote to memory of 2260 2052 8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe 90 PID 2052 wrote to memory of 2260 2052 8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe 90 PID 560 wrote to memory of 4688 560 run.exe 88 PID 2260 wrote to memory of 3020 2260 u1l0.3.exe 94 PID 2260 wrote to memory of 3020 2260 u1l0.3.exe 94 PID 4688 wrote to memory of 3824 4688 cmd.exe 97 PID 4688 wrote to memory of 3824 4688 cmd.exe 97 PID 4688 wrote to memory of 3824 4688 cmd.exe 97 PID 4688 wrote to memory of 3824 4688 cmd.exe 97 PID 4688 wrote to memory of 3824 4688 cmd.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe"C:\Users\Admin\AppData\Local\Temp\8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2052 -
C:\Users\Admin\AppData\Local\Temp\u1l0.0.exe"C:\Users\Admin\AppData\Local\Temp\u1l0.0.exe"2⤵
- Executes dropped EXE
PID:4900 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 12443⤵
- Program crash
PID:2440
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C:\Users\Admin\AppData\Local\Temp\u1l0.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u1l0.2\run.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:560 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\SysWOW64\cmd.exe3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4688 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3824
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C:\Users\Admin\AppData\Local\Temp\u1l0.3.exe"C:\Users\Admin\AppData\Local\Temp\u1l0.3.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2260 -
C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe"C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD13⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2052 -s 11642⤵
- Program crash
PID:3040
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4900 -ip 49001⤵PID:2964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2052 -ip 20521⤵PID:1792
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.4MB
MD556bf13b18ecc439483e804443593d604
SHA12273450b8acc45f7ada5819be864b790b0f3e625
SHA25631418c93ac56cd5d38c5985cb0bb9e2ea4facc3e4c22bb3a6be1c91da19bf808
SHA51281dbeacc6b8684a9ce5b67277ef6ba254dbdd9a25777dfb6bff95bb76d48a710ed2a5c67faa7e489381b33a2316334afafb220ad61c7f5814550288f52a0d459
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Filesize
2KB
MD5c7e0ac0ad4ffe395fa19c28f65d2798c
SHA10a84a9c6233d64d84cfd8eff430542388b9f924a
SHA256303f326a230c8990fe5d2017e4ff3906c03fc7fe6c45414268e4916cb6c4bfca
SHA512962a73fa8e5cd80e843de07c880464aebb77fff814df18c8a4b2940c175649587bef0c2462e7e5569da192f94720f05a30a2008321fe97a129737616e3d6a3e5
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Filesize
20KB
MD542c395b8db48b6ce3d34c301d1eba9d5
SHA1b7cfa3de344814bec105391663c0df4a74310996
SHA2565644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d
SHA5127b9214db96e9bec8745b4161a41c4c0520cdda9950f0cd3f12c7744227a25d639d07c0dd68b552cf1e032181c2e4f8297747f27bad6c7447b0f415a86bd82845
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Filesize
20KB
MD522be08f683bcc01d7a9799bbd2c10041
SHA12efb6041cf3d6e67970135e592569c76fc4c41de
SHA256451c2c0cf3b7cb412a05347c6e75ed8680f0d2e5f2ab0f64cc2436db9309a457
SHA5120eef192b3d5abe5d2435acf54b42c729c3979e4ad0b73d36666521458043ee7df1e10386bef266d7df9c31db94fb2833152bb2798936cb2082715318ef05d936
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Filesize
287KB
MD517342752ec286810d28aa4f324c3e8e5
SHA10b76392265510932c5da48eccd34f12a907a7a52
SHA256bdc140235bca5526e0f1fc88c14adf1ddd7956f27f4357b8d283d31efc767800
SHA5123fe29da5f3263b904d07145677ebdb6035e976f90816dc2c22a5e5932f20eebbe2f36b5ae1f65e8ffb0d1c4256d8e0b44e711714044f2023bb4c7b14ab902f50
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Filesize
3.7MB
MD578d3ca6355c93c72b494bb6a498bf639
SHA12fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e
SHA256a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001
SHA5121b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea
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Filesize
1.6MB
MD5d1ba9412e78bfc98074c5d724a1a87d6
SHA10572f98d78fb0b366b5a086c2a74cc68b771d368
SHA256cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15
SHA5128765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f
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Filesize
1.3MB
MD51e8237d3028ab52821d69099e0954f97
SHA130a6ae353adda0c471c6ed5b7a2458b07185abf2
SHA2569387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742
SHA512a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3
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Filesize
1.5MB
MD510d51becd0bbce0fab147ff9658c565e
SHA14689a18112ff876d3c066bc8c14a08fd6b7b7a4a
SHA2567b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed
SHA51229faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29
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Filesize
2.4MB
MD59fb4770ced09aae3b437c1c6eb6d7334
SHA1fe54b31b0db8665aa5b22bed147e8295afc88a03
SHA256a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3
SHA512140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256
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Filesize
85KB
MD5a723bf46048e0bfb15b8d77d7a648c3e
SHA18952d3c34e9341e4425571e10f22b782695bb915
SHA256b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422
SHA512ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954