Analysis
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max time kernel
140s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
10-05-2024 09:50
Static task
static1
Behavioral task
behavioral1
Sample
c74b82cbe18818dda7bd45cec4230488c7ab2b8ecda448ccf4ca4e770ae44795.exe
Resource
win10v2004-20240508-en
General
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Target
c74b82cbe18818dda7bd45cec4230488c7ab2b8ecda448ccf4ca4e770ae44795.exe
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Size
372KB
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MD5
d685c662f929a07345b2b5a599698a21
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SHA1
3f99f7a8da372f35bad3236c7361f0ecae34b6f5
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SHA256
c74b82cbe18818dda7bd45cec4230488c7ab2b8ecda448ccf4ca4e770ae44795
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SHA512
1db5ed20b07190d381804dac29eeefb35a9e8bbed471ea2a648e98273834694a6cad2a630e8845b74a622ab706e035e3e8577600e28f16d63071cf2600bc9a07
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SSDEEP
6144:ipFxc1jv9NVJYCdB7H2CatlcKxtgIxvO6nuotVmUn5f9MyEITzvT7v:ipFxQVTJYcB71YtgIxvO6uorDTL3Tfv
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/4400-63-0x0000018E8DC10000-0x0000018E91444000-memory.dmp family_zgrat_v1 behavioral1/memory/4400-87-0x0000018EABFF0000-0x0000018EAC0FA000-memory.dmp family_zgrat_v1 behavioral1/memory/4400-91-0x0000018EABCF0000-0x0000018EABD14000-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-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation u16o.1.exe Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation c74b82cbe18818dda7bd45cec4230488c7ab2b8ecda448ccf4ca4e770ae44795.exe -
Executes dropped EXE 2 IoCs
pid Process 2224 u16o.0.exe 4872 u16o.1.exe -
Loads dropped DLL 2 IoCs
pid Process 2224 u16o.0.exe 2224 u16o.0.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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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 2 IoCs
pid pid_target Process procid_target 3800 1536 WerFault.exe 88 2316 2224 WerFault.exe 96 -
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 u16o.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u16o.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u16o.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 u16o.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u16o.0.exe -
Suspicious behavior: EnumeratesProcesses 44 IoCs
pid Process 2224 u16o.0.exe 2224 u16o.0.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 2224 u16o.0.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4400 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 4872 u16o.1.exe 4872 u16o.1.exe 4872 u16o.1.exe 4872 u16o.1.exe 4872 u16o.1.exe 4872 u16o.1.exe 4872 u16o.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 4872 u16o.1.exe 4872 u16o.1.exe 4872 u16o.1.exe 4872 u16o.1.exe 4872 u16o.1.exe 4872 u16o.1.exe 4872 u16o.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1536 wrote to memory of 2224 1536 c74b82cbe18818dda7bd45cec4230488c7ab2b8ecda448ccf4ca4e770ae44795.exe 96 PID 1536 wrote to memory of 2224 1536 c74b82cbe18818dda7bd45cec4230488c7ab2b8ecda448ccf4ca4e770ae44795.exe 96 PID 1536 wrote to memory of 2224 1536 c74b82cbe18818dda7bd45cec4230488c7ab2b8ecda448ccf4ca4e770ae44795.exe 96 PID 1536 wrote to memory of 4872 1536 c74b82cbe18818dda7bd45cec4230488c7ab2b8ecda448ccf4ca4e770ae44795.exe 98 PID 1536 wrote to memory of 4872 1536 c74b82cbe18818dda7bd45cec4230488c7ab2b8ecda448ccf4ca4e770ae44795.exe 98 PID 1536 wrote to memory of 4872 1536 c74b82cbe18818dda7bd45cec4230488c7ab2b8ecda448ccf4ca4e770ae44795.exe 98 PID 4872 wrote to memory of 4400 4872 u16o.1.exe 103 PID 4872 wrote to memory of 4400 4872 u16o.1.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\c74b82cbe18818dda7bd45cec4230488c7ab2b8ecda448ccf4ca4e770ae44795.exe"C:\Users\Admin\AppData\Local\Temp\c74b82cbe18818dda7bd45cec4230488c7ab2b8ecda448ccf4ca4e770ae44795.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1536 -
C:\Users\Admin\AppData\Local\Temp\u16o.0.exe"C:\Users\Admin\AppData\Local\Temp\u16o.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2224 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2224 -s 23283⤵
- Program crash
PID:2316
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C:\Users\Admin\AppData\Local\Temp\u16o.1.exe"C:\Users\Admin\AppData\Local\Temp\u16o.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:4872 -
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:4400
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 11442⤵
- Program crash
PID:3800
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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 --field-trial-handle=4456,i,2607710392823067546,4648797561512801463,262144 --variations-seed-version --mojo-platform-channel-handle=1304 /prefetch:81⤵PID:1204
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1536 -ip 15361⤵PID:1236
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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=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=2892,i,2607710392823067546,4648797561512801463,262144 --variations-seed-version --mojo-platform-channel-handle=4972 /prefetch:31⤵PID:2524
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2224 -ip 22241⤵PID:5060
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
11KB
MD5a33e5b189842c5867f46566bdbf7a095
SHA1e1c06359f6a76da90d19e8fd95e79c832edb3196
SHA2565abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454
SHA512f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
2B
MD5d751713988987e9331980363e24189ce
SHA197d170e1550eee4afc0af065b78cda302a97674c
SHA2564f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
SHA512b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
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Filesize
40B
MD520d4b8fa017a12a108c87f540836e250
SHA11ac617fac131262b6d3ce1f52f5907e31d5f6f00
SHA2566028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
SHA512507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856
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Filesize
2KB
MD527e30568a8307b7bfce73ab0e675906c
SHA15e49814ba8e42caf0ca79754967fd2feee3c956b
SHA2560cf4694d7db82814a6a2fd974fb87b5d34a685467ee9f2dd537d5151e73e8bd9
SHA5127404d08afe1b6acf599e386eca27d4a2cdbb4bed8b673c3f062d2894c643e09a3a5fca8a9d1c639b2dc6943c3d2eca2ca7f32753a7d4e9ee8054828909630f38
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Filesize
3KB
MD51d19a5484ddf9524bbf6028326148f3d
SHA1c5c5d1134f4d7e39b0ca955114cdad263e275417
SHA256ea6f304f41680bdad821be5b8ff3a35cf0fd7d125d92e91b605b521be0f7dfe0
SHA5126dff46e09476e9903f92858cdf300edb1549198d8b2d24ab0c0fe201814354f2ecd81174cb0f8cbbb25f79ebda605a7a42564796cb56cfccbad7a7857fe423f0
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Filesize
230KB
MD53fb9035368d04ac2ac3adab9ce20d61c
SHA1d1b8c0ff81ea938bd8d33fa429f057f3a6fe8795
SHA256566cda535fe8f8c0d3477479b7f3b6621204b3de2724da2a7cf3aedd52a0a9df
SHA512f13b40137f21e93f336910dc6e739936ba3283d5b682f6b54c41a87ee8ddda853e8d5cb15439b785db18b1422d995fb9a126c5f1af0c2c4134e948f1305c51c3
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954