Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
09-05-2024 13:01
Static task
static1
Behavioral task
behavioral1
Sample
a20170bf01cc684aaad6f97118d880953b252fccacae9ad4a9d6706113e14107.exe
Resource
win10v2004-20240426-en
General
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Target
a20170bf01cc684aaad6f97118d880953b252fccacae9ad4a9d6706113e14107.exe
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Size
382KB
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MD5
310d454d90bee8bc4fe080f8342c0d7c
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SHA1
60150ea92e7a1fde8531fd86b3af512d67efc7f4
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SHA256
a20170bf01cc684aaad6f97118d880953b252fccacae9ad4a9d6706113e14107
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SHA512
871bc64aa1a36796d5aba797a8d36a134ef20ccdb41b14d3c08ec2256fea1d044e810ac2ffead079355b101db80cd17cd4fdd3250d1e5e1df91f806efc16d6a9
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SSDEEP
6144:1jNHmrGVx/2m1f+eo864r+m4fSw3Axa3Uet46nBeJKtv:1jNGexJo8raXfS8Axa35t46nUJKtv
Malware Config
Extracted
stealc
http://185.172.128.150
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url_path
/c698e1bc8a2f5e6d.php
Signatures
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Detect ZGRat V1 3 IoCs
resource yara_rule behavioral1/memory/4228-65-0x00000265DBB70000-0x00000265DF3A4000-memory.dmp family_zgrat_v1 behavioral1/memory/4228-66-0x00000265FAB80000-0x00000265FAC8A000-memory.dmp family_zgrat_v1 behavioral1/memory/4228-70-0x00000265FA7E0000-0x00000265FA804000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation a20170bf01cc684aaad6f97118d880953b252fccacae9ad4a9d6706113e14107.exe Key value queried \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation u2vg.1.exe -
Executes dropped EXE 2 IoCs
pid Process 1128 u2vg.0.exe 548 u2vg.1.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 3748 3724 WerFault.exe 82 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2vg.1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2vg.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2vg.1.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 u2vg.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u2vg.0.exe -
Suspicious behavior: EnumeratesProcesses 27 IoCs
pid Process 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1128 u2vg.0.exe 1128 u2vg.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4228 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 548 u2vg.1.exe 548 u2vg.1.exe 548 u2vg.1.exe 548 u2vg.1.exe 548 u2vg.1.exe 548 u2vg.1.exe 548 u2vg.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 548 u2vg.1.exe 548 u2vg.1.exe 548 u2vg.1.exe 548 u2vg.1.exe 548 u2vg.1.exe 548 u2vg.1.exe 548 u2vg.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3724 wrote to memory of 1128 3724 a20170bf01cc684aaad6f97118d880953b252fccacae9ad4a9d6706113e14107.exe 95 PID 3724 wrote to memory of 1128 3724 a20170bf01cc684aaad6f97118d880953b252fccacae9ad4a9d6706113e14107.exe 95 PID 3724 wrote to memory of 1128 3724 a20170bf01cc684aaad6f97118d880953b252fccacae9ad4a9d6706113e14107.exe 95 PID 3724 wrote to memory of 548 3724 a20170bf01cc684aaad6f97118d880953b252fccacae9ad4a9d6706113e14107.exe 97 PID 3724 wrote to memory of 548 3724 a20170bf01cc684aaad6f97118d880953b252fccacae9ad4a9d6706113e14107.exe 97 PID 3724 wrote to memory of 548 3724 a20170bf01cc684aaad6f97118d880953b252fccacae9ad4a9d6706113e14107.exe 97 PID 548 wrote to memory of 4228 548 u2vg.1.exe 103 PID 548 wrote to memory of 4228 548 u2vg.1.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\a20170bf01cc684aaad6f97118d880953b252fccacae9ad4a9d6706113e14107.exe"C:\Users\Admin\AppData\Local\Temp\a20170bf01cc684aaad6f97118d880953b252fccacae9ad4a9d6706113e14107.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3724 -
C:\Users\Admin\AppData\Local\Temp\u2vg.0.exe"C:\Users\Admin\AppData\Local\Temp\u2vg.0.exe"2⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1128
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C:\Users\Admin\AppData\Local\Temp\u2vg.1.exe"C:\Users\Admin\AppData\Local\Temp\u2vg.1.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:548 -
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:4228
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3724 -s 11522⤵
- Program crash
PID:3748
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3724 -ip 37241⤵PID:4724
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3KB
MD59c93d43506d70102fff3cc61877012c9
SHA12195f778e6a60271bd03f10f9dc28b6b9e5c40bd
SHA256242f3abcdf24b819e49fd0dea8f6d06a7664750225daeabf7901e4a8adb55345
SHA512e039ad65fbbaae0279ea3d67949c78fdbb0f9e45e195b4217ae3fa6457859c91a9b71c472b3f85a827b01a3bc7a2b7d8bd121227a267a6343262e002ee231feb
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Filesize
218KB
MD55246be38e251c182f838adf4ef42ad40
SHA1fe09ba5ee40d4c4897c8f8e3fa819c13b0e324d9
SHA2567dbf762b2ef2b651a4e8c7b7d9b8996a1de0cfa44119452f1d3f29bfe03dfd86
SHA512a3f7c75a2355935d19c733d67aeff3e08f382ae60c1ba45364974ff91ca779ac5e49c40475fe35b8923a130e8670de0311fdf3c03de935312869e9a9a8b21b14
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954