Analysis
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max time kernel
141s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
07-05-2024 07:02
Static task
static1
Behavioral task
behavioral1
Sample
85a077e4192e6627fe3c5456064ff0c9e1fa820cc65f0dfafbf521cdadc8df4d.exe
Resource
win10v2004-20240419-en
General
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Target
85a077e4192e6627fe3c5456064ff0c9e1fa820cc65f0dfafbf521cdadc8df4d.exe
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Size
416KB
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MD5
9ba89c00d13169621699738cc85a9aa7
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SHA1
f82740951d84bf99843aa46f3eae0e7c7a8791bf
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SHA256
85a077e4192e6627fe3c5456064ff0c9e1fa820cc65f0dfafbf521cdadc8df4d
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SHA512
c12c5d371202898a15ef07f84589308996ae90040a9ce16968dba025ea14a2555980426e82432f1e1298888b7ad615a75d7d5192cd041a874a485fd642f8c6e6
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SSDEEP
6144:uE9fYb7tyBIBFPOofY+dZLomCu9PVDro/rTsKIknXjrxPmHQTNWekuMiv:uEeHtJBFNYnKJro/rIKdXjF+w8Huv
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/2204-79-0x000002783CAE0000-0x0000027840314000-memory.dmp family_zgrat_v1 behavioral1/memory/2204-106-0x000002785AB70000-0x000002785AC7A000-memory.dmp family_zgrat_v1 behavioral1/memory/2204-113-0x000002785A8E0000-0x000002785A904000-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-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation 85a077e4192e6627fe3c5456064ff0c9e1fa820cc65f0dfafbf521cdadc8df4d.exe Key value queried \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation u1pw.1.exe -
Executes dropped EXE 2 IoCs
pid Process 5152 u1pw.0.exe 5480 u1pw.1.exe -
Loads dropped DLL 2 IoCs
pid Process 5152 u1pw.0.exe 5152 u1pw.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 4896 2228 WerFault.exe 82 2236 5152 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 u1pw.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1pw.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1pw.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 u1pw.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u1pw.0.exe -
Suspicious behavior: EnumeratesProcesses 25 IoCs
pid Process 5152 u1pw.0.exe 5152 u1pw.0.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5152 u1pw.0.exe 5152 u1pw.0.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2204 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 5480 u1pw.1.exe 5480 u1pw.1.exe 5480 u1pw.1.exe 5480 u1pw.1.exe 5480 u1pw.1.exe 5480 u1pw.1.exe 5480 u1pw.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 5480 u1pw.1.exe 5480 u1pw.1.exe 5480 u1pw.1.exe 5480 u1pw.1.exe 5480 u1pw.1.exe 5480 u1pw.1.exe 5480 u1pw.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2228 wrote to memory of 5152 2228 85a077e4192e6627fe3c5456064ff0c9e1fa820cc65f0dfafbf521cdadc8df4d.exe 91 PID 2228 wrote to memory of 5152 2228 85a077e4192e6627fe3c5456064ff0c9e1fa820cc65f0dfafbf521cdadc8df4d.exe 91 PID 2228 wrote to memory of 5152 2228 85a077e4192e6627fe3c5456064ff0c9e1fa820cc65f0dfafbf521cdadc8df4d.exe 91 PID 2228 wrote to memory of 5480 2228 85a077e4192e6627fe3c5456064ff0c9e1fa820cc65f0dfafbf521cdadc8df4d.exe 94 PID 2228 wrote to memory of 5480 2228 85a077e4192e6627fe3c5456064ff0c9e1fa820cc65f0dfafbf521cdadc8df4d.exe 94 PID 2228 wrote to memory of 5480 2228 85a077e4192e6627fe3c5456064ff0c9e1fa820cc65f0dfafbf521cdadc8df4d.exe 94 PID 5480 wrote to memory of 2204 5480 u1pw.1.exe 101 PID 5480 wrote to memory of 2204 5480 u1pw.1.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\85a077e4192e6627fe3c5456064ff0c9e1fa820cc65f0dfafbf521cdadc8df4d.exe"C:\Users\Admin\AppData\Local\Temp\85a077e4192e6627fe3c5456064ff0c9e1fa820cc65f0dfafbf521cdadc8df4d.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2228 -
C:\Users\Admin\AppData\Local\Temp\u1pw.0.exe"C:\Users\Admin\AppData\Local\Temp\u1pw.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:5152 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5152 -s 24603⤵
- Program crash
PID:2236
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C:\Users\Admin\AppData\Local\Temp\u1pw.1.exe"C:\Users\Admin\AppData\Local\Temp\u1pw.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:5480 -
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:2204
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2228 -s 11642⤵
- Program crash
PID:4896
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2228 -ip 22281⤵PID:1912
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 5152 -ip 51521⤵PID:216
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
3KB
MD5f92165d685408e9fba059f48bc0c2efb
SHA12fe9bad5fb850bb49912ecce6ef83eb3cf8f717b
SHA256139d7bfd93d775c3b77011b7e9eb9f0a4cc5b1fa29acf61cd4bbaf28e8691f3a
SHA512b2be7a7fe076de7e43c9f6d09f46c3eca7e9c37d0bd4b2ee92240c0381851c6825e48d7dfa266669fef123cf2a03a67e47535f261d64f6d0b188e33736f79ad7
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Filesize
275KB
MD583493b3717b3e54113b89fe0e5b765a1
SHA10e0b8f1f0a18258e9130f151c06b163418f7a90e
SHA2563cf852a87b37cd494844030de64eec372931b19570a10e0896fc18c94bb99627
SHA51285dd3e6cfc6ed41fe045627d5f701455d94320e7ad21e2ffaff55607b390224e70b2923c2e327e68463fe91a84755fc04f3e3e753720c7d0ede53ba129df0121
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954