Analysis
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max time kernel
120s -
max time network
131s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
07-04-2024 20:26
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20231129-en
General
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Target
tmp.exe
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Size
454KB
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MD5
4492c0fed06f47b4e844633e7b56293c
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SHA1
c072235414b249c89d2fe05691c2c0af36e54bda
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SHA256
711255b88ff35cdd174c920672c0ebc2da771f5ba47b7afc1e10666e6bd351ee
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SHA512
bff79c233a9e7459cdd10c5814e511369fa6e3f737ded6ea4ebacbb51fdc012c1bfa01f30e38125db8ea15b809fe6419d8af7b9d6305c7400ae64ae2bfb889b8
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SSDEEP
12288:2iB9S1zi63i/LYjQogh7cz3EP4Fn4IWneiS6U:2irSI63iTYkogh4DlKrU
Malware Config
Extracted
stealc
http://185.172.128.209
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url_path
/3cd2b41cbde8fc9c.php
Signatures
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Detect ZGRat V1 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1812-137-0x0000000000DE0000-0x00000000046D8000-memory.dmp family_zgrat_v1 behavioral1/memory/1812-139-0x000000001EFA0000-0x000000001F0B0000-memory.dmp family_zgrat_v1 behavioral1/memory/1812-143-0x000000001E600000-0x000000001E624000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
Processes:
u1sg.0.exeu1sg.1.exeEGIJEBGDAF.exepid process 2592 u1sg.0.exe 2668 u1sg.1.exe 2648 EGIJEBGDAF.exe -
Loads dropped DLL 11 IoCs
Processes:
tmp.exeu1sg.0.execmd.exepid process 2320 tmp.exe 2320 tmp.exe 2320 tmp.exe 2320 tmp.exe 2320 tmp.exe 2320 tmp.exe 2320 tmp.exe 2320 tmp.exe 2592 u1sg.0.exe 2592 u1sg.0.exe 2192 cmd.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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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
u1sg.1.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1sg.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1sg.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1sg.1.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
u1sg.0.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 u1sg.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u1sg.0.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
u1sg.0.exeSystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exepid process 2592 u1sg.0.exe 1812 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1812 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1812 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1812 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1812 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2592 u1sg.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exedescription pid process Token: SeDebugPrivilege 1812 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
Processes:
u1sg.1.exepid process 2668 u1sg.1.exe 2668 u1sg.1.exe 2668 u1sg.1.exe 2668 u1sg.1.exe 2668 u1sg.1.exe 2668 u1sg.1.exe 2668 u1sg.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
Processes:
u1sg.1.exepid process 2668 u1sg.1.exe 2668 u1sg.1.exe 2668 u1sg.1.exe 2668 u1sg.1.exe 2668 u1sg.1.exe 2668 u1sg.1.exe 2668 u1sg.1.exe -
Suspicious use of WriteProcessMemory 32 IoCs
Processes:
tmp.exeu1sg.1.exeu1sg.0.execmd.exeEGIJEBGDAF.execmd.exedescription pid process target process PID 2320 wrote to memory of 2592 2320 tmp.exe u1sg.0.exe PID 2320 wrote to memory of 2592 2320 tmp.exe u1sg.0.exe PID 2320 wrote to memory of 2592 2320 tmp.exe u1sg.0.exe PID 2320 wrote to memory of 2592 2320 tmp.exe u1sg.0.exe PID 2320 wrote to memory of 2668 2320 tmp.exe u1sg.1.exe PID 2320 wrote to memory of 2668 2320 tmp.exe u1sg.1.exe PID 2320 wrote to memory of 2668 2320 tmp.exe u1sg.1.exe PID 2320 wrote to memory of 2668 2320 tmp.exe u1sg.1.exe PID 2668 wrote to memory of 1812 2668 u1sg.1.exe SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe PID 2668 wrote to memory of 1812 2668 u1sg.1.exe SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe PID 2668 wrote to memory of 1812 2668 u1sg.1.exe SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe PID 2668 wrote to memory of 1812 2668 u1sg.1.exe SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe PID 2592 wrote to memory of 2192 2592 u1sg.0.exe cmd.exe PID 2592 wrote to memory of 2192 2592 u1sg.0.exe cmd.exe PID 2592 wrote to memory of 2192 2592 u1sg.0.exe cmd.exe PID 2592 wrote to memory of 2192 2592 u1sg.0.exe cmd.exe PID 2592 wrote to memory of 2888 2592 u1sg.0.exe cmd.exe PID 2592 wrote to memory of 2888 2592 u1sg.0.exe cmd.exe PID 2592 wrote to memory of 2888 2592 u1sg.0.exe cmd.exe PID 2592 wrote to memory of 2888 2592 u1sg.0.exe cmd.exe PID 2192 wrote to memory of 2648 2192 cmd.exe EGIJEBGDAF.exe PID 2192 wrote to memory of 2648 2192 cmd.exe EGIJEBGDAF.exe PID 2192 wrote to memory of 2648 2192 cmd.exe EGIJEBGDAF.exe PID 2192 wrote to memory of 2648 2192 cmd.exe EGIJEBGDAF.exe PID 2648 wrote to memory of 2444 2648 EGIJEBGDAF.exe cmd.exe PID 2648 wrote to memory of 2444 2648 EGIJEBGDAF.exe cmd.exe PID 2648 wrote to memory of 2444 2648 EGIJEBGDAF.exe cmd.exe PID 2648 wrote to memory of 2444 2648 EGIJEBGDAF.exe cmd.exe PID 2444 wrote to memory of 2684 2444 cmd.exe PING.EXE PID 2444 wrote to memory of 2684 2444 cmd.exe PING.EXE PID 2444 wrote to memory of 2684 2444 cmd.exe PING.EXE PID 2444 wrote to memory of 2684 2444 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2320 -
C:\Users\Admin\AppData\Local\Temp\u1sg.0.exe"C:\Users\Admin\AppData\Local\Temp\u1sg.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2592 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\EGIJEBGDAF.exe"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2192 -
C:\Users\Admin\AppData\Local\Temp\EGIJEBGDAF.exe"C:\Users\Admin\AppData\Local\Temp\EGIJEBGDAF.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2648 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C ping 2.2.2.2 -n 1 -w 3000 > Nul & Del C:\Users\Admin\AppData\Local\Temp\EGIJEBGDAF.exe5⤵
- Suspicious use of WriteProcessMemory
PID:2444 -
C:\Windows\SysWOW64\PING.EXEping 2.2.2.2 -n 1 -w 30006⤵
- Runs ping.exe
PID:2684 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\IIECFHDBAA.exe"3⤵PID:2888
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C:\Users\Admin\AppData\Local\Temp\u1sg.1.exe"C:\Users\Admin\AppData\Local\Temp\u1sg.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2668 -
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:1812
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\ApplicationInsights\a156d2ee87eeb3012aacff4fcc5518f7fa0b2caa0b97ad5a5e46c2e4fdf8c5f4\267bef2d04a846abbb887a61563a4fb5.tmp
Filesize1KB
MD553ddb2a1486631b7d75bcc0d6c1944c3
SHA1889038b357490369f1b9c5732a586708bcac5e21
SHA256ae8824887fc409b4ef5e4bb927fe125db1dedc3b1626ff721fef789a3a77c39e
SHA512e8a52a96622742d724cdd35dfbb74baff114f021dbd40fded032da578eb0a761cf98e07aee73f8c2250d7babfc84bcb1f43402de326d682bd2ac4ca0e61a296c
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Filesize
106KB
MD5fe380780b5c35bd6d54541791151c2be
SHA17fe3a583cf91474c733f85cebf3c857682e269e1
SHA256b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53
SHA512ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c
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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
312KB
MD5bdcc90f5922fa5c4d3431a05dddc4dee
SHA1dbc148068e881bcd61c839998f8ecedb7621b44a
SHA256c7357c7eab02c84d5a78daf9d6bcf8159d113a1ea0bde9c3d79f389a78be4211
SHA512f312f0cec92e7c66265d39c86a7092c45f5e558a15c625790ba7b716fda6871d0a3ea8c4cc8eab53076695776d88282c02791b57e9789ba47646ee4f9e2d0868
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954