Analysis
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max time kernel
129s -
max time network
132s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
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submitted
16-05-2024 08:00
General
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Target
9a852750d155a30729eb21b36edad15f585aef49ef9877575f44e71b7137b4f9.exe
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Size
366KB
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MD5
262becfd40cd92429a55b4d109ed64e2
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SHA1
e5d031cf99aae1625814154b0608551faf726514
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SHA256
9a852750d155a30729eb21b36edad15f585aef49ef9877575f44e71b7137b4f9
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SHA512
03de152a70f0de411b3ba18a062aba31df5ef996263104849b88ebccc67c15f31be345ea57baa4b8121bb306d3916f8e8a0c06c4d4df4c0d4e656e02988ac13a
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SSDEEP
6144:LT7vKU2KcMeiL0DDzlAy63Ha8ZrGhVVHS8ggReNEOJCongzciV3zW7bfhcP:7vKMheiL0nzlIHa1y5FaoRijOjhcP
Malware Config
Extracted
stealc
default100
http://185.172.128.150
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url_path
/c698e1bc8a2f5e6d.php
Signatures
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Stealc
Stealc is an infostealer written in C++.
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Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
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Loads dropped DLL 2 IoCs
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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 1 IoCs
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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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Suspicious behavior: EnumeratesProcesses 23 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of FindShellTrayWindow 7 IoCs
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Suspicious use of SendNotifyMessage 7 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\9a852750d155a30729eb21b36edad15f585aef49ef9877575f44e71b7137b4f9.exe"C:\Users\Admin\AppData\Local\Temp\9a852750d155a30729eb21b36edad15f585aef49ef9877575f44e71b7137b4f9.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\u1tk.0.exe"C:\Users\Admin\AppData\Local\Temp\u1tk.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Temp\u1tk.1.exe"C:\Users\Admin\AppData\Local\Temp\u1tk.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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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
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2360 -s 16082⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2360 -ip 23601⤵
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
239KB
MD5431c601846123a7b4aa67d75e31a3dfd
SHA10704a6551c01b3b5744e7b743b33ffa5be2b4ced
SHA2560a9eab89753e07a01b1c5e0197acefea9cc05e5f7829823f811e7aa1d7b817b7
SHA51287a0f6eb99baf620b25216ba491f4891154224ad44ecbbe209c5189585d4cc8abea25ef7b34d78608f074c00ce76374fe49252d76b693521363aced52e4cda27
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954
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Filesize
4.7MB
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Filesize
4.7MB
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Filesize
432KB
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Filesize
1024KB
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Filesize
444KB
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Filesize
3.7MB
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Filesize
444KB
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Filesize
432KB
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Filesize
972KB
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Filesize
3.6MB
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Filesize
3.6MB
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Filesize
3.6MB
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Filesize
48KB
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Filesize
40KB
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Filesize
64KB
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Filesize
56.2MB
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Filesize
80KB
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Filesize
144KB
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Filesize
168KB
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Filesize
40KB
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Filesize
712KB
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Filesize
320KB
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Filesize
136KB
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Filesize
1.0MB
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Filesize
3.0MB
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Filesize
32KB
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Filesize
224KB
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Filesize
56KB
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Filesize
32KB
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Filesize
40KB
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Filesize
392KB
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Filesize
136KB
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Filesize
5.2MB
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Filesize
48KB
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Filesize
472KB
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Filesize
120KB