Analysis
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max time kernel
147s -
max time network
150s -
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 23:47
Static task
static1
Behavioral task
behavioral1
Sample
df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe
Resource
win10v2004-20240419-en
General
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Target
df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe
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Size
431KB
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MD5
fcac04fb67b3dec2db923867c5cb0701
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SHA1
56af848d85c781fd6ac0b8e11b2aec770fc4a105
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SHA256
df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb
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SHA512
66dd7676f43c1578e9d1f2e7e6bca50ae84541497d7b5801872fe7bad8118bc92d06ba4fd0f7a0f0b47e3d47485f116e89bf43e3324c1ef767d2d62befa236cd
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SSDEEP
12288:FiJmkAC1wKXfuGRen+MkNDbfs+uR6/N40KZ:Hk2quGRO+MkNDg+uR6/u0W
Malware Config
Signatures
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Detect ZGRat V1 3 IoCs
Processes:
resource yara_rule behavioral2/memory/2532-159-0x000002A5FA910000-0x000002A5FE208000-memory.dmp family_zgrat_v1 behavioral2/memory/2532-160-0x000002A59A340000-0x000002A59A450000-memory.dmp family_zgrat_v1 behavioral2/memory/2532-164-0x000002A59A4C0000-0x000002A59A4E4000-memory.dmp family_zgrat_v1 -
SectopRAT payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/788-195-0x0000000000920000-0x00000000009E6000-memory.dmp family_sectoprat -
Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
Processes:
u3b4.0.exerun.exeu3b4.3.exepid Process 1028 u3b4.0.exe 560 run.exe 924 u3b4.3.exe -
Loads dropped DLL 1 IoCs
Processes:
run.exepid Process 560 run.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Suspicious use of SetThreadContext 2 IoCs
Processes:
run.execmd.exedescription pid Process procid_target PID 560 set thread context of 4724 560 run.exe 87 PID 4724 set thread context of 788 4724 cmd.exe 96 -
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 1440 1028 WerFault.exe 80 1936 4288 WerFault.exe 76 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
u3b4.3.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3b4.3.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3b4.3.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3b4.3.exe -
Suspicious behavior: EnumeratesProcesses 25 IoCs
Processes:
run.execmd.exeSystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exeMSBuild.exepid Process 560 run.exe 560 run.exe 4724 cmd.exe 4724 cmd.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 788 MSBuild.exe 788 MSBuild.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
run.execmd.exepid Process 560 run.exe 4724 cmd.exe 4724 cmd.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exeMSBuild.exedescription pid Process Token: SeDebugPrivilege 2532 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe Token: SeDebugPrivilege 788 MSBuild.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
Processes:
u3b4.3.exepid Process 924 u3b4.3.exe 924 u3b4.3.exe 924 u3b4.3.exe 924 u3b4.3.exe 924 u3b4.3.exe 924 u3b4.3.exe 924 u3b4.3.exe -
Suspicious use of SendNotifyMessage 7 IoCs
Processes:
u3b4.3.exepid Process 924 u3b4.3.exe 924 u3b4.3.exe 924 u3b4.3.exe 924 u3b4.3.exe 924 u3b4.3.exe 924 u3b4.3.exe 924 u3b4.3.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
run.exeMSBuild.exepid Process 560 run.exe 560 run.exe 788 MSBuild.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exerun.exeu3b4.3.execmd.exedescription pid Process procid_target PID 4288 wrote to memory of 1028 4288 df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe 80 PID 4288 wrote to memory of 1028 4288 df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe 80 PID 4288 wrote to memory of 1028 4288 df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe 80 PID 4288 wrote to memory of 560 4288 df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe 86 PID 4288 wrote to memory of 560 4288 df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe 86 PID 4288 wrote to memory of 560 4288 df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe 86 PID 560 wrote to memory of 4724 560 run.exe 87 PID 560 wrote to memory of 4724 560 run.exe 87 PID 560 wrote to memory of 4724 560 run.exe 87 PID 4288 wrote to memory of 924 4288 df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe 89 PID 4288 wrote to memory of 924 4288 df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe 89 PID 4288 wrote to memory of 924 4288 df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe 89 PID 560 wrote to memory of 4724 560 run.exe 87 PID 924 wrote to memory of 2532 924 u3b4.3.exe 93 PID 924 wrote to memory of 2532 924 u3b4.3.exe 93 PID 4724 wrote to memory of 788 4724 cmd.exe 96 PID 4724 wrote to memory of 788 4724 cmd.exe 96 PID 4724 wrote to memory of 788 4724 cmd.exe 96 PID 4724 wrote to memory of 788 4724 cmd.exe 96 PID 4724 wrote to memory of 788 4724 cmd.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe"C:\Users\Admin\AppData\Local\Temp\df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4288 -
C:\Users\Admin\AppData\Local\Temp\u3b4.0.exe"C:\Users\Admin\AppData\Local\Temp\u3b4.0.exe"2⤵
- Executes dropped EXE
PID:1028 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1028 -s 13563⤵
- Program crash
PID:1440
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C:\Users\Admin\AppData\Local\Temp\u3b4.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u3b4.2\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:4724 -
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:788
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C:\Users\Admin\AppData\Local\Temp\u3b4.3.exe"C:\Users\Admin\AppData\Local\Temp\u3b4.3.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:924 -
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:2532
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4288 -s 11642⤵
- Program crash
PID:1936
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1028 -ip 10281⤵PID:1772
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4288 -ip 42881⤵PID:928
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.4MB
MD55680360f8686e236cffc3e5250988140
SHA1f0fc66b0df8e1af1c6b252df81cfda4924f466e6
SHA2563d2fd0327e332be875084ad2dd943522d2059dcc01a6d993e4202ea5509719ec
SHA512f238d63021b2086d9975393de386e367fa75da5da5b561353eef06eb5881ba7152e1278a74c61bb182e2025e051ed91aa31362eb3a354d270245776ed659ff4d
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Filesize
2KB
MD5d822665af040c12449faa01482d01224
SHA1a9f9afedf99d1f8fa55f978bacdadd8be9103f52
SHA2564134d05bab67be44136e766d8fd14c6e388631a9f133873d63df9d51eceae9b5
SHA512536bfa1c802bc2880d81f0b663e93946140bebda3d0115fd62d305644750609e5550c8aef6194605a3ca4912266d5e4d9f72b2c26cef59c87f21c253d6e74b1f
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Filesize
3KB
MD56db351c8e1c6b4b54ee64d555c1cfed2
SHA15ffd7d9eeaf0f2df798c89783cf8c6622912bdbf
SHA256e85517b518bd105e1facd677361a3a3dc2344a5a379c4efc30bc694485c11d52
SHA5126fdf6823fb86cade86de0f37ac106f0feee34e255fa1fe4e4f7de49f3be0ceeca3ee50beacdc4f2e2a4bc0e32d5f28a1af917f96269b8fa58017da6cf5af786b
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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
MD5bb2810421305b969836433a1dfb11271
SHA1b539a84f42a3e07253bfc76ab2cc89de6fdf6f7c
SHA25684a11b7b44f40e21f2b778875bb6af408a014eeb907fb846cbcc7ea73131cefa
SHA51294bc6848061595b7d2c78dd03cb488eb1c51cf53f372d725687353b47c6c601dd6d2470cf308720e556fa7d6160ea1185f034e75db793c6bdd592dd3606a0963
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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