Analysis
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max time kernel
122s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
27-03-2024 11:16
Static task
static1
Behavioral task
behavioral1
Sample
22b7e30240f2ba7b9f8dc28b8ca8a3e8.exe
Resource
win7-20240221-en
General
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Target
22b7e30240f2ba7b9f8dc28b8ca8a3e8.exe
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Size
252KB
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MD5
22b7e30240f2ba7b9f8dc28b8ca8a3e8
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SHA1
e6ff3a623345ff800c3b5cfed45375face9c9a64
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SHA256
9120566b5096fc5643a1b64c2ef29fd034c245d52ec244cdf06b6e312e299acf
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SHA512
20fc8a81d5c3b1ce2abc243c5f046c999f7a904f065a5495334ec10a07fa60b0232c44b42cfb7a7319987852333997658fadc37b877d2d44449949b80d7d5f35
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SSDEEP
6144:OvcdMCQi9IKtAEdht4fTPnVujyu7P7uHyl64:9dMCh9IKqEle5uT7uHc
Malware Config
Extracted
stealc
http://185.172.128.26
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url_path
/f993692117a3fda2.php
Signatures
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Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
BGCBGCAFII.exepid process 2708 BGCBGCAFII.exe -
Loads dropped DLL 3 IoCs
Processes:
22b7e30240f2ba7b9f8dc28b8ca8a3e8.execmd.exepid process 1744 22b7e30240f2ba7b9f8dc28b8ca8a3e8.exe 1744 22b7e30240f2ba7b9f8dc28b8ca8a3e8.exe 2720 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 processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
22b7e30240f2ba7b9f8dc28b8ca8a3e8.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 22b7e30240f2ba7b9f8dc28b8ca8a3e8.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 22b7e30240f2ba7b9f8dc28b8ca8a3e8.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
22b7e30240f2ba7b9f8dc28b8ca8a3e8.exepid process 1744 22b7e30240f2ba7b9f8dc28b8ca8a3e8.exe 1744 22b7e30240f2ba7b9f8dc28b8ca8a3e8.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
22b7e30240f2ba7b9f8dc28b8ca8a3e8.execmd.exeBGCBGCAFII.execmd.exedescription pid process target process PID 1744 wrote to memory of 2720 1744 22b7e30240f2ba7b9f8dc28b8ca8a3e8.exe cmd.exe PID 1744 wrote to memory of 2720 1744 22b7e30240f2ba7b9f8dc28b8ca8a3e8.exe cmd.exe PID 1744 wrote to memory of 2720 1744 22b7e30240f2ba7b9f8dc28b8ca8a3e8.exe cmd.exe PID 1744 wrote to memory of 2720 1744 22b7e30240f2ba7b9f8dc28b8ca8a3e8.exe cmd.exe PID 2720 wrote to memory of 2708 2720 cmd.exe BGCBGCAFII.exe PID 2720 wrote to memory of 2708 2720 cmd.exe BGCBGCAFII.exe PID 2720 wrote to memory of 2708 2720 cmd.exe BGCBGCAFII.exe PID 2720 wrote to memory of 2708 2720 cmd.exe BGCBGCAFII.exe PID 2708 wrote to memory of 1912 2708 BGCBGCAFII.exe cmd.exe PID 2708 wrote to memory of 1912 2708 BGCBGCAFII.exe cmd.exe PID 2708 wrote to memory of 1912 2708 BGCBGCAFII.exe cmd.exe PID 2708 wrote to memory of 1912 2708 BGCBGCAFII.exe cmd.exe PID 1912 wrote to memory of 1332 1912 cmd.exe PING.EXE PID 1912 wrote to memory of 1332 1912 cmd.exe PING.EXE PID 1912 wrote to memory of 1332 1912 cmd.exe PING.EXE PID 1912 wrote to memory of 1332 1912 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\22b7e30240f2ba7b9f8dc28b8ca8a3e8.exe"C:\Users\Admin\AppData\Local\Temp\22b7e30240f2ba7b9f8dc28b8ca8a3e8.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\BGCBGCAFII.exe"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\BGCBGCAFII.exe"C:\Users\Admin\AppData\Local\Temp\BGCBGCAFII.exe"3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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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\BGCBGCAFII.exe4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping 2.2.2.2 -n 1 -w 30005⤵
- Runs ping.exe
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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\ProgramData\mozglue.dllFilesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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\ProgramData\nss3.dllFilesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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\Users\Admin\AppData\Local\Temp\BGCBGCAFII.exeFilesize
106KB
MD5fe380780b5c35bd6d54541791151c2be
SHA17fe3a583cf91474c733f85cebf3c857682e269e1
SHA256b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53
SHA512ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c
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memory/1744-36-0x0000000000400000-0x000000000063B000-memory.dmpFilesize
2.2MB
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memory/1744-1-0x0000000000290000-0x0000000000390000-memory.dmpFilesize
1024KB
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memory/1744-43-0x0000000000290000-0x0000000000390000-memory.dmpFilesize
1024KB
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memory/1744-47-0x0000000000400000-0x000000000063B000-memory.dmpFilesize
2.2MB
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memory/1744-4-0x0000000061E00000-0x0000000061EF3000-memory.dmpFilesize
972KB
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memory/1744-3-0x0000000000400000-0x000000000063B000-memory.dmpFilesize
2.2MB
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memory/1744-70-0x0000000000400000-0x000000000063B000-memory.dmpFilesize
2.2MB
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memory/1744-71-0x0000000000290000-0x0000000000390000-memory.dmpFilesize
1024KB
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memory/1744-2-0x00000000001B0000-0x00000000001D7000-memory.dmpFilesize
156KB
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memory/2708-75-0x0000000000F10000-0x0000000000F30000-memory.dmpFilesize
128KB
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memory/2708-76-0x0000000073CA0000-0x000000007438E000-memory.dmpFilesize
6.9MB
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memory/2708-77-0x0000000004860000-0x00000000048A0000-memory.dmpFilesize
256KB
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memory/2708-79-0x0000000073CA0000-0x000000007438E000-memory.dmpFilesize
6.9MB