Analysis
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max time kernel
132s -
max time network
133s -
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 17:44
Static task
static1
Behavioral task
behavioral1
Sample
d7a29a6c822d5ac4f4faef4105aa50a563832decca35cfab3c24cb1b389b7f03.exe
Resource
win7-20240221-en
General
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Target
d7a29a6c822d5ac4f4faef4105aa50a563832decca35cfab3c24cb1b389b7f03.exe
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Size
416KB
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MD5
0251b972016cb69c049602a3d2aa3ff7
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SHA1
24847d133682d9d820dc8163019359927b6d71c2
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SHA256
d7a29a6c822d5ac4f4faef4105aa50a563832decca35cfab3c24cb1b389b7f03
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SHA512
523e359293557144d8c4dc09a6196e4eae5cfa9d11bd8d1353ca8dc347415f019436505fb72e0a5f0332e3ea24fcb97440fce1f64ea0d7ab868d6fd81eb9f77d
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SSDEEP
6144:EkIIKkd5F7LcRmt5tuGEBQ4ZHXbA/3TntkIKcqFWWgfLR8tai6:E3DkzF7gmt5tuPBQ6LO3btbKnuLWtf6
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/4316-100-0x000001CFC5270000-0x000001CFC8AA4000-memory.dmp family_zgrat_v1 behavioral2/memory/4316-107-0x000001CFE41A0000-0x000001CFE42AA000-memory.dmp family_zgrat_v1 behavioral2/memory/4316-111-0x000001CFE3DA0000-0x000001CFE3DC4000-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 u1tg.1.exe Key value queried \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation d7a29a6c822d5ac4f4faef4105aa50a563832decca35cfab3c24cb1b389b7f03.exe -
Executes dropped EXE 2 IoCs
pid Process 3976 u1tg.0.exe 4344 u1tg.1.exe -
Loads dropped DLL 2 IoCs
pid Process 3976 u1tg.0.exe 3976 u1tg.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 4960 2356 WerFault.exe 84 2540 3976 WerFault.exe 93 -
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 u1tg.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1tg.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1tg.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 u1tg.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u1tg.0.exe -
Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 3976 u1tg.0.exe 3976 u1tg.0.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3976 u1tg.0.exe 3976 u1tg.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4316 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 4344 u1tg.1.exe 4344 u1tg.1.exe 4344 u1tg.1.exe 4344 u1tg.1.exe 4344 u1tg.1.exe 4344 u1tg.1.exe 4344 u1tg.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 4344 u1tg.1.exe 4344 u1tg.1.exe 4344 u1tg.1.exe 4344 u1tg.1.exe 4344 u1tg.1.exe 4344 u1tg.1.exe 4344 u1tg.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2356 wrote to memory of 3976 2356 d7a29a6c822d5ac4f4faef4105aa50a563832decca35cfab3c24cb1b389b7f03.exe 93 PID 2356 wrote to memory of 3976 2356 d7a29a6c822d5ac4f4faef4105aa50a563832decca35cfab3c24cb1b389b7f03.exe 93 PID 2356 wrote to memory of 3976 2356 d7a29a6c822d5ac4f4faef4105aa50a563832decca35cfab3c24cb1b389b7f03.exe 93 PID 2356 wrote to memory of 4344 2356 d7a29a6c822d5ac4f4faef4105aa50a563832decca35cfab3c24cb1b389b7f03.exe 97 PID 2356 wrote to memory of 4344 2356 d7a29a6c822d5ac4f4faef4105aa50a563832decca35cfab3c24cb1b389b7f03.exe 97 PID 2356 wrote to memory of 4344 2356 d7a29a6c822d5ac4f4faef4105aa50a563832decca35cfab3c24cb1b389b7f03.exe 97 PID 4344 wrote to memory of 4316 4344 u1tg.1.exe 105 PID 4344 wrote to memory of 4316 4344 u1tg.1.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\d7a29a6c822d5ac4f4faef4105aa50a563832decca35cfab3c24cb1b389b7f03.exe"C:\Users\Admin\AppData\Local\Temp\d7a29a6c822d5ac4f4faef4105aa50a563832decca35cfab3c24cb1b389b7f03.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2356 -
C:\Users\Admin\AppData\Local\Temp\u1tg.0.exe"C:\Users\Admin\AppData\Local\Temp\u1tg.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3976 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3976 -s 24883⤵
- Program crash
PID:2540
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C:\Users\Admin\AppData\Local\Temp\u1tg.1.exe"C:\Users\Admin\AppData\Local\Temp\u1tg.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:4344 -
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:4316
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2356 -s 11562⤵
- Program crash
PID:4960
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2356 -ip 23561⤵PID:2372
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3976 -ip 39761⤵PID:1768
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
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
2KB
MD5fb4a2c275c1c079f970bf0a8d0256fff
SHA1417e96920fdb96c40a133c0909e3a5ca7f85c5b9
SHA2567d96c3002b8437155d996514a6df6e022f5d0633877669ccc2b1145b61d1bca8
SHA5121cf03cf91984cbd90eca27b79688c0131b5b6b32001c461f2317b754f5abc7060dd729df8d5aa2e70f2daeec68e4e7c15b7a9d9a45dfa14917019654048ed195
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Filesize
3KB
MD52bfe63286417016fce98c1ee37276929
SHA19bd2ae475f6fc62763f8585509e738417449971a
SHA256ad5368d54d131d4fe35251887c90a5ccbceef1ed70f58e2914ad8ba9ef055b81
SHA512e3f3f19351558d12995f35114f9fa4a2a3abab6161d118a3fd079026b6f88ebe429c256bc5f6e60cb6be3d9b831ee18ac2bf8ce00185b3aa473f5bb4d07f6ea9
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Filesize
266KB
MD56bab6de801426725e2bfb5fe5e618be3
SHA1a95566e6494f403bee7ba8f87740afb7b2390a71
SHA256ecaa6655bef1c90bf1fa78e326b9df7561a7df156315f1ce1abef710ea925104
SHA5126e9940f12e2bca37d3df5e35627a013a42229a5a91c6393a712f955e3450b0edd4dbb161c43b61905a0e16e778d91a5880d9e2e65958c09b77252e117c6cb101
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954