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Overview
overview
10Static
static
7899859da24...96.exe
windows7-x64
10899859da24...96.exe
windows10-2004-x64
10$PLUGINSDIR/INetC.dll
windows7-x64
3$PLUGINSDIR/INetC.dll
windows10-2004-x64
3$TEMP/BroomSetup.exe
windows7-x64
7$TEMP/BroomSetup.exe
windows10-2004-x64
7$TEMP/syncUpd.exe
windows7-x64
10$TEMP/syncUpd.exe
windows10-2004-x64
10Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
12/03/2024, 10:24
Behavioral task
behavioral1
Sample
899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/INetC.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/INetC.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$TEMP/BroomSetup.exe
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$TEMP/BroomSetup.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
$TEMP/syncUpd.exe
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$TEMP/syncUpd.exe
Resource
win10v2004-20231215-en
General
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Target
899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe
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Size
2.0MB
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MD5
cf77e816a9eed276d7b0537084f1c8df
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SHA1
b1d75e826497a6c7f253e86798e3f85e4a7bbe08
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SHA256
899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396
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SHA512
8f138c17bc5cd0ab41a5db11de271fc61fc8646fcce54f2103e25ccdd2f27873dab90ba70ce87a77f088e208ee14765cec98b2e6d90dca13630ba46b304ad9c6
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SSDEEP
49152:LPImNQB7he9zS2dvMZ8cZLVS6W/iZab3sZlZm8mS:0Qoc9O6kZJxS6OZ8X
Malware Config
Extracted
stealc
http://185.172.128.145
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url_path
/3cd2b41cbde8fc9c.php
Signatures
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Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
pid Process 2216 syncUpd.exe 2540 BroomSetup.exe 1928 HDGHJEBFBF.exe -
Loads dropped DLL 8 IoCs
pid Process 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 2216 syncUpd.exe 2216 syncUpd.exe 1616 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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resource yara_rule behavioral1/files/0x0006000000016042-28.dat upx behavioral1/files/0x0006000000016042-21.dat upx behavioral1/memory/2540-30-0x0000000000400000-0x0000000000930000-memory.dmp upx behavioral1/memory/2540-89-0x0000000000400000-0x0000000000930000-memory.dmp upx behavioral1/memory/2540-159-0x0000000000400000-0x0000000000930000-memory.dmp upx -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\Ledger-Live Updater = "C:\\Users\\Admin\\AppData\\Local\\Temp\\HDGHJEBFBF.exe" HDGHJEBFBF.exe -
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.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 syncUpd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString syncUpd.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1320 schtasks.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2636 PING.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2216 syncUpd.exe 2216 syncUpd.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe 1928 HDGHJEBFBF.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1928 HDGHJEBFBF.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2540 BroomSetup.exe -
Suspicious use of WriteProcessMemory 43 IoCs
description pid Process procid_target PID 2804 wrote to memory of 2216 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 28 PID 2804 wrote to memory of 2216 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 28 PID 2804 wrote to memory of 2216 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 28 PID 2804 wrote to memory of 2216 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 28 PID 2804 wrote to memory of 2540 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 29 PID 2804 wrote to memory of 2540 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 29 PID 2804 wrote to memory of 2540 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 29 PID 2804 wrote to memory of 2540 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 29 PID 2804 wrote to memory of 2540 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 29 PID 2804 wrote to memory of 2540 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 29 PID 2804 wrote to memory of 2540 2804 899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe 29 PID 2540 wrote to memory of 1848 2540 BroomSetup.exe 31 PID 2540 wrote to memory of 1848 2540 BroomSetup.exe 31 PID 2540 wrote to memory of 1848 2540 BroomSetup.exe 31 PID 2540 wrote to memory of 1848 2540 BroomSetup.exe 31 PID 1848 wrote to memory of 1008 1848 cmd.exe 33 PID 1848 wrote to memory of 1008 1848 cmd.exe 33 PID 1848 wrote to memory of 1008 1848 cmd.exe 33 PID 1848 wrote to memory of 1008 1848 cmd.exe 33 PID 1848 wrote to memory of 1320 1848 cmd.exe 34 PID 1848 wrote to memory of 1320 1848 cmd.exe 34 PID 1848 wrote to memory of 1320 1848 cmd.exe 34 PID 1848 wrote to memory of 1320 1848 cmd.exe 34 PID 2216 wrote to memory of 1616 2216 syncUpd.exe 35 PID 2216 wrote to memory of 1616 2216 syncUpd.exe 35 PID 2216 wrote to memory of 1616 2216 syncUpd.exe 35 PID 2216 wrote to memory of 1616 2216 syncUpd.exe 35 PID 2216 wrote to memory of 2008 2216 syncUpd.exe 37 PID 2216 wrote to memory of 2008 2216 syncUpd.exe 37 PID 2216 wrote to memory of 2008 2216 syncUpd.exe 37 PID 2216 wrote to memory of 2008 2216 syncUpd.exe 37 PID 1616 wrote to memory of 1928 1616 cmd.exe 39 PID 1616 wrote to memory of 1928 1616 cmd.exe 39 PID 1616 wrote to memory of 1928 1616 cmd.exe 39 PID 1616 wrote to memory of 1928 1616 cmd.exe 39 PID 1928 wrote to memory of 2156 1928 HDGHJEBFBF.exe 40 PID 1928 wrote to memory of 2156 1928 HDGHJEBFBF.exe 40 PID 1928 wrote to memory of 2156 1928 HDGHJEBFBF.exe 40 PID 1928 wrote to memory of 2156 1928 HDGHJEBFBF.exe 40 PID 2156 wrote to memory of 2636 2156 cmd.exe 42 PID 2156 wrote to memory of 2636 2156 cmd.exe 42 PID 2156 wrote to memory of 2636 2156 cmd.exe 42 PID 2156 wrote to memory of 2636 2156 cmd.exe 42
Processes
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C:\Users\Admin\AppData\Local\Temp\899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe"C:\Users\Admin\AppData\Local\Temp\899859da24d37f27235b52d83379a30f525ac738d66b44e7d37943e0f6595396.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2804 -
C:\Users\Admin\AppData\Local\Temp\syncUpd.exeC:\Users\Admin\AppData\Local\Temp\syncUpd.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\HDGHJEBFBF.exe"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1616 -
C:\Users\Admin\AppData\Local\Temp\HDGHJEBFBF.exe"C:\Users\Admin\AppData\Local\Temp\HDGHJEBFBF.exe"4⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1928 -
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\HDGHJEBFBF.exe5⤵
- Suspicious use of WriteProcessMemory
PID:2156 -
C:\Windows\SysWOW64\PING.EXEping 2.2.2.2 -n 1 -w 30006⤵
- Runs ping.exe
PID:2636
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\GCGIDGCGIE.exe"3⤵PID:2008
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C:\Users\Admin\AppData\Local\Temp\BroomSetup.exeC:\Users\Admin\AppData\Local\Temp\BroomSetup.exe2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2540 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Roaming\Temp\Task.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:1848 -
C:\Windows\SysWOW64\chcp.comchcp 12514⤵PID:1008
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "MalayamaraUpdate" /tr "'C:\Users\Admin\AppData\Local\Temp\Updater.exe'" /sc minute /mo 30 /F4⤵
- Creates scheduled task(s)
PID:1320
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
519KB
MD536fc0e54e32a1d6a019bf41fe600fc86
SHA11e4e9c5139d6917f69ea79d014cfd2501b0c8bb4
SHA256acae35254660e08dd194aaf5b1f93dbdaec0cde1ac1f54aa1f86c98405aa3e9a
SHA5123a504de426e779aabf23a26978222958cdad953c4dd17498b74b3b13f02c44ffa9c281d059d9ba5c5f67ebefea7db5e5f6d78aa446f51329e7a3b709218d2885
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Filesize
101KB
MD542b838cf8bdf67400525e128d917f6e0
SHA1a578f6faec738912dba8c41e7abe1502c46d0cae
SHA2560e4ffba62ce9a464aa1b7ff9f1e55ace8f51ff1e15102d856f801a81f8b4607d
SHA512f64b39d885375251ab7db72c57dc5b5095f0c6412169f1035d1f6a25b8415a2a01004d06bfa0267cf683ef7dea7a9f969ad43fde5a4376f1fcb65a57403433c0
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Filesize
128B
MD511bb3db51f701d4e42d3287f71a6a43e
SHA163a4ee82223be6a62d04bdfe40ef8ba91ae49a86
SHA2566be22058abfb22b40a42fb003f86b89e204a83024c03eb82cd53e2a0a047c331
SHA512907ad2c070cc1db89f43459a94d7f48985d939d749c9648b78572a266f0d3fde47813a129e9151dbf4a7d96d36f588172f57c88b8b947b56ed818d7d068abab2
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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
1.0MB
MD5b99cf10e538f33528b06ef2b27222535
SHA1d168e64bb79707db06c643932807f07ca4bb4be5
SHA25674490a33297e877f6ed02536eb3b2ebaab6032f03ea89bcdd74f0dbf9fbc55d8
SHA5127bea15377d46badb849697ca9cad0bc2c80287282028c3207913d177d4eb2de8fa2b36257db099a0cf0909e98875a9a9a4584e93b712eff7b71e4ecb97d8a9db
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Filesize
21KB
MD52b342079303895c50af8040a91f30f71
SHA1b11335e1cb8356d9c337cb89fe81d669a69de17e
SHA2562d5d89025911e2e273f90f393624be4819641dbee1606de792362e442e54612f
SHA512550452dadc86ecd205f40668894116790a456fe46e9985d68093d36cf32abf00edecb5c56ff0287464a0e819db7b3cc53926037a116de6c651332a7cc8035d47
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Filesize
199KB
MD5220cb1b1688c2364b9ab272e37b896f3
SHA13cb7b248bb15c6e51b0f58ec71c1f12c443c37b9
SHA25624db4554df7ef6ba312c16c14f72d20471da31e494f688ab01462c5a02124fe7
SHA512f2b18a3f0adaa70f871afa689c32591744e867dd1fae3b24344b842202ab9dc73723309391b7b98b72b45a55ef506b981db38d7a753b9d6712a198700a427e37