Analysis
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max time kernel
151s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
08-05-2024 11:30
Static task
static1
Behavioral task
behavioral1
Sample
871aba48f83ffff6c8ffa062548e7500_NEIKI.exe
Resource
win7-20240221-en
General
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Target
871aba48f83ffff6c8ffa062548e7500_NEIKI.exe
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Size
417KB
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MD5
871aba48f83ffff6c8ffa062548e7500
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SHA1
c81b112aff8e1d2921e0fa0c85e715c5f869565e
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SHA256
e0755e81ddb11f45d9f10944d8cc5e3f4d772277aa20bb154c8ab2b3765a5512
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SHA512
5fe08e9523645532ee9949000805ce113b06961912bcf650c4b9aa80a54d3bc8903c75d2a17902eab3cb71f7cc5b39d291be5dfbab3cbc62b892eb85df780288
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SSDEEP
6144:Gvm5q7cumHxCrGqFot529roAosBXIwDT6Wg1dHN8pQUfFZpYY8pS/rUUwKOgYtaq:Gvqq7cumorCFKpnq/OFr8pvKStK6
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 behavioral2/memory/1604-75-0x0000027AA5C90000-0x0000027AA94C4000-memory.dmp family_zgrat_v1 behavioral2/memory/1604-77-0x0000027AC3CA0000-0x0000027AC3DAA000-memory.dmp family_zgrat_v1 behavioral2/memory/1604-81-0x0000027AC3C70000-0x0000027AC3C94000-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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 871aba48f83ffff6c8ffa062548e7500_NEIKI.exe Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation u2fk.1.exe -
Executes dropped EXE 2 IoCs
pid Process 3976 u2fk.0.exe 2568 u2fk.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 1544 3152 WerFault.exe 91 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2fk.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2fk.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2fk.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u2fk.0.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 u2fk.0.exe -
Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3976 u2fk.0.exe 3976 u2fk.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1604 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 2568 u2fk.1.exe 2568 u2fk.1.exe 2568 u2fk.1.exe 2568 u2fk.1.exe 2568 u2fk.1.exe 2568 u2fk.1.exe 2568 u2fk.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 2568 u2fk.1.exe 2568 u2fk.1.exe 2568 u2fk.1.exe 2568 u2fk.1.exe 2568 u2fk.1.exe 2568 u2fk.1.exe 2568 u2fk.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3152 wrote to memory of 3976 3152 871aba48f83ffff6c8ffa062548e7500_NEIKI.exe 92 PID 3152 wrote to memory of 3976 3152 871aba48f83ffff6c8ffa062548e7500_NEIKI.exe 92 PID 3152 wrote to memory of 3976 3152 871aba48f83ffff6c8ffa062548e7500_NEIKI.exe 92 PID 3152 wrote to memory of 2568 3152 871aba48f83ffff6c8ffa062548e7500_NEIKI.exe 99 PID 3152 wrote to memory of 2568 3152 871aba48f83ffff6c8ffa062548e7500_NEIKI.exe 99 PID 3152 wrote to memory of 2568 3152 871aba48f83ffff6c8ffa062548e7500_NEIKI.exe 99 PID 2568 wrote to memory of 1604 2568 u2fk.1.exe 109 PID 2568 wrote to memory of 1604 2568 u2fk.1.exe 109
Processes
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C:\Users\Admin\AppData\Local\Temp\871aba48f83ffff6c8ffa062548e7500_NEIKI.exe"C:\Users\Admin\AppData\Local\Temp\871aba48f83ffff6c8ffa062548e7500_NEIKI.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3152 -
C:\Users\Admin\AppData\Local\Temp\u2fk.0.exe"C:\Users\Admin\AppData\Local\Temp\u2fk.0.exe"2⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3976
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C:\Users\Admin\AppData\Local\Temp\u2fk.1.exe"C:\Users\Admin\AppData\Local\Temp\u2fk.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:2568 -
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:1604
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3152 -s 11802⤵
- Program crash
PID:1544
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3152 -ip 31521⤵PID:4776
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4144 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:81⤵PID:4312
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
226KB
MD58cb22c6d983d9e4c3d48df67207e888f
SHA1a2ddf20c0854f12fa40802d9b9df5fb6ee287089
SHA256feb7155e62062e6f3f7ab92c1702b36315a1aebad706741d939bde25de43002d
SHA5125ae36d56e576ccdbefc2a7ab151eb72f5e6aaf0b6e0ae72eb58e9073e2a05cc485046865e1a9764acd2cc18ba69f844cb27b3deeba8a5baac02a8a13a7ba20ea
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954