Analysis
-
max time kernel
149s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
10-05-2024 12:47
Static task
static1
Behavioral task
behavioral1
Sample
27d6ac6efe0f2d9c4950c4f44aaf6cf2558f4eb3d3e7c0b7ab9c4d802c8cab21.exe
Resource
win10v2004-20240426-en
General
-
Target
27d6ac6efe0f2d9c4950c4f44aaf6cf2558f4eb3d3e7c0b7ab9c4d802c8cab21.exe
-
Size
372KB
-
MD5
0fd5e049f1827fb5ce1ba178d0e07047
-
SHA1
54651777d7ec6e9d158337abc2b8ef78a4a6ff27
-
SHA256
27d6ac6efe0f2d9c4950c4f44aaf6cf2558f4eb3d3e7c0b7ab9c4d802c8cab21
-
SHA512
824db71133eadbdfa14b50e8a52132e7208be4bd17425d47cb348a7735687c122edbd0eb36a9aef5e904c562d849252ed935cb42bf90dc236fa2d3b8c0c1da5b
-
SSDEEP
6144:pGPxzYVfryibS0RMb2oP6jZRDu82So+jO8PdCkniwVUBh0V+VtdQT6lXv:pGPx0zzb9RMbP6jZhGSo+jOpiXI2V+VL
Malware Config
Extracted
stealc
http://185.172.128.150
-
url_path
/c698e1bc8a2f5e6d.php
Signatures
-
Detect ZGRat V1 3 IoCs
resource yara_rule behavioral2/memory/1580-137-0x000001913D800000-0x0000019141034000-memory.dmp family_zgrat_v1 behavioral2/memory/1580-138-0x000001915B7B0000-0x000001915B8BA000-memory.dmp family_zgrat_v1 behavioral2/memory/1580-142-0x000001915B8C0000-0x000001915B8E4000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
-
Executes dropped EXE 2 IoCs
pid Process 4780 u300.0.exe 2060 u300.1.exe -
Loads dropped DLL 2 IoCs
pid Process 4780 u300.0.exe 4780 u300.0.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 2 IoCs
pid pid_target Process procid_target 2884 3888 WerFault.exe 79 4688 4780 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 opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u300.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u300.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u300.1.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 u300.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u300.0.exe -
Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 4780 u300.0.exe 4780 u300.0.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1580 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 2060 u300.1.exe 2060 u300.1.exe 2060 u300.1.exe 2060 u300.1.exe 2060 u300.1.exe 2060 u300.1.exe 2060 u300.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 2060 u300.1.exe 2060 u300.1.exe 2060 u300.1.exe 2060 u300.1.exe 2060 u300.1.exe 2060 u300.1.exe 2060 u300.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3888 wrote to memory of 4780 3888 27d6ac6efe0f2d9c4950c4f44aaf6cf2558f4eb3d3e7c0b7ab9c4d802c8cab21.exe 82 PID 3888 wrote to memory of 4780 3888 27d6ac6efe0f2d9c4950c4f44aaf6cf2558f4eb3d3e7c0b7ab9c4d802c8cab21.exe 82 PID 3888 wrote to memory of 4780 3888 27d6ac6efe0f2d9c4950c4f44aaf6cf2558f4eb3d3e7c0b7ab9c4d802c8cab21.exe 82 PID 3888 wrote to memory of 2060 3888 27d6ac6efe0f2d9c4950c4f44aaf6cf2558f4eb3d3e7c0b7ab9c4d802c8cab21.exe 85 PID 3888 wrote to memory of 2060 3888 27d6ac6efe0f2d9c4950c4f44aaf6cf2558f4eb3d3e7c0b7ab9c4d802c8cab21.exe 85 PID 3888 wrote to memory of 2060 3888 27d6ac6efe0f2d9c4950c4f44aaf6cf2558f4eb3d3e7c0b7ab9c4d802c8cab21.exe 85 PID 2060 wrote to memory of 1580 2060 u300.1.exe 90 PID 2060 wrote to memory of 1580 2060 u300.1.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\27d6ac6efe0f2d9c4950c4f44aaf6cf2558f4eb3d3e7c0b7ab9c4d802c8cab21.exe"C:\Users\Admin\AppData\Local\Temp\27d6ac6efe0f2d9c4950c4f44aaf6cf2558f4eb3d3e7c0b7ab9c4d802c8cab21.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3888 -
C:\Users\Admin\AppData\Local\Temp\u300.0.exe"C:\Users\Admin\AppData\Local\Temp\u300.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4780 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4780 -s 24323⤵
- Program crash
PID:4688
-
-
-
C:\Users\Admin\AppData\Local\Temp\u300.1.exe"C:\Users\Admin\AppData\Local\Temp\u300.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2060 -
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:1580
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3888 -s 15402⤵
- Program crash
PID:2884
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3888 -ip 38881⤵PID:4612
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4780 -ip 47801⤵PID:2448
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
11KB
MD5a33e5b189842c5867f46566bdbf7a095
SHA1e1c06359f6a76da90d19e8fd95e79c832edb3196
SHA2565abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454
SHA512f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b
-
Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
-
Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
-
Filesize
231KB
MD5879b731bc25ad06eea7282496b49363e
SHA1b8d419721f28e130cce781e5968f40ac2c5e7456
SHA256ab5ad9f5fd8938c963a1602539d2409a514f26e8263b9f424b3a79fc3632f98f
SHA5126c69b11027063f24ee98c7202b4a8fd8c0cf023f4819231710c93707d2624127b41b8337f7a7e7de45d8c9b2b9ecf8e7c469b47ab1916c6468ab439a038b06c2
-
Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954