Overview
overview
10Static
static
7be7cab4f62...d2.exe
windows7-x64
10be7cab4f62...d2.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
138s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
12-03-2024 23:11
Behavioral task
behavioral1
Sample
be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.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
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
$TEMP/syncUpd.exe
Resource
win7-20240221-en
General
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Target
be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe
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Size
2.0MB
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MD5
0f86df0443fdc92dbcef78add7601663
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SHA1
76f257fcbd8cbfbc4a22b7ee47a6984c9d2ba273
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SHA256
be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2
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SHA512
3239e97e1bf6a8e856a25fa62375a0ed93f4fe3ca51760437565ea7b29651bc683b8b991818bb74a731eb02af36fb9a3961f01dcbfe315d8728f554b807301f8
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SSDEEP
24576:L+2/6wyqDKhBOfI7IkmORbrjwUK6e2et+cV9+/a2fGRwpgdjoKirBhsCjTsYcOOO:L+qep7YORvxDcV0/a2+SGyFrd6I
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
Processes:
syncUpd.exeBroomSetup.exeEHJDHJKFIE.exepid process 2588 syncUpd.exe 2936 BroomSetup.exe 2100 EHJDHJKFIE.exe -
Loads dropped DLL 8 IoCs
Processes:
be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exesyncUpd.execmd.exepid process 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe 2588 syncUpd.exe 2588 syncUpd.exe 2000 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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Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\BroomSetup.exe upx \Users\Admin\AppData\Local\Temp\BroomSetup.exe upx behavioral1/memory/2936-30-0x0000000000400000-0x0000000000930000-memory.dmp upx behavioral1/memory/2936-67-0x0000000000400000-0x0000000000930000-memory.dmp upx behavioral1/memory/2936-192-0x0000000000400000-0x0000000000930000-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
Processes:
EHJDHJKFIE.exedescription 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\\EHJDHJKFIE.exe" EHJDHJKFIE.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.
Processes:
syncUpd.exedescription 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.
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
syncUpd.exeEHJDHJKFIE.exepid process 2588 syncUpd.exe 2588 syncUpd.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe 2100 EHJDHJKFIE.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
EHJDHJKFIE.exedescription pid process Token: SeDebugPrivilege 2100 EHJDHJKFIE.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
BroomSetup.exepid process 2936 BroomSetup.exe -
Suspicious use of WriteProcessMemory 43 IoCs
Processes:
be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exeBroomSetup.execmd.exesyncUpd.execmd.exeEHJDHJKFIE.execmd.exedescription pid process target process PID 2264 wrote to memory of 2588 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe syncUpd.exe PID 2264 wrote to memory of 2588 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe syncUpd.exe PID 2264 wrote to memory of 2588 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe syncUpd.exe PID 2264 wrote to memory of 2588 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe syncUpd.exe PID 2264 wrote to memory of 2936 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe BroomSetup.exe PID 2264 wrote to memory of 2936 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe BroomSetup.exe PID 2264 wrote to memory of 2936 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe BroomSetup.exe PID 2264 wrote to memory of 2936 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe BroomSetup.exe PID 2264 wrote to memory of 2936 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe BroomSetup.exe PID 2264 wrote to memory of 2936 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe BroomSetup.exe PID 2264 wrote to memory of 2936 2264 be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe BroomSetup.exe PID 2936 wrote to memory of 2840 2936 BroomSetup.exe cmd.exe PID 2936 wrote to memory of 2840 2936 BroomSetup.exe cmd.exe PID 2936 wrote to memory of 2840 2936 BroomSetup.exe cmd.exe PID 2936 wrote to memory of 2840 2936 BroomSetup.exe cmd.exe PID 2840 wrote to memory of 2360 2840 cmd.exe chcp.com PID 2840 wrote to memory of 2360 2840 cmd.exe chcp.com PID 2840 wrote to memory of 2360 2840 cmd.exe chcp.com PID 2840 wrote to memory of 2360 2840 cmd.exe chcp.com PID 2840 wrote to memory of 1716 2840 cmd.exe schtasks.exe PID 2840 wrote to memory of 1716 2840 cmd.exe schtasks.exe PID 2840 wrote to memory of 1716 2840 cmd.exe schtasks.exe PID 2840 wrote to memory of 1716 2840 cmd.exe schtasks.exe PID 2588 wrote to memory of 2000 2588 syncUpd.exe cmd.exe PID 2588 wrote to memory of 2000 2588 syncUpd.exe cmd.exe PID 2588 wrote to memory of 2000 2588 syncUpd.exe cmd.exe PID 2588 wrote to memory of 2000 2588 syncUpd.exe cmd.exe PID 2588 wrote to memory of 1652 2588 syncUpd.exe cmd.exe PID 2588 wrote to memory of 1652 2588 syncUpd.exe cmd.exe PID 2588 wrote to memory of 1652 2588 syncUpd.exe cmd.exe PID 2588 wrote to memory of 1652 2588 syncUpd.exe cmd.exe PID 2000 wrote to memory of 2100 2000 cmd.exe EHJDHJKFIE.exe PID 2000 wrote to memory of 2100 2000 cmd.exe EHJDHJKFIE.exe PID 2000 wrote to memory of 2100 2000 cmd.exe EHJDHJKFIE.exe PID 2000 wrote to memory of 2100 2000 cmd.exe EHJDHJKFIE.exe PID 2100 wrote to memory of 2576 2100 EHJDHJKFIE.exe cmd.exe PID 2100 wrote to memory of 2576 2100 EHJDHJKFIE.exe cmd.exe PID 2100 wrote to memory of 2576 2100 EHJDHJKFIE.exe cmd.exe PID 2100 wrote to memory of 2576 2100 EHJDHJKFIE.exe cmd.exe PID 2576 wrote to memory of 2512 2576 cmd.exe PING.EXE PID 2576 wrote to memory of 2512 2576 cmd.exe PING.EXE PID 2576 wrote to memory of 2512 2576 cmd.exe PING.EXE PID 2576 wrote to memory of 2512 2576 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe"C:\Users\Admin\AppData\Local\Temp\be7cab4f62e17b7fc80b960644637bc0b014fe526c39d5103890345eaba3fed2.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2264 -
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:2588 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\EHJDHJKFIE.exe"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2000 -
C:\Users\Admin\AppData\Local\Temp\EHJDHJKFIE.exe"C:\Users\Admin\AppData\Local\Temp\EHJDHJKFIE.exe"4⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2100 -
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\EHJDHJKFIE.exe5⤵
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Windows\SysWOW64\PING.EXEping 2.2.2.2 -n 1 -w 30006⤵
- Runs ping.exe
PID:2512
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\GIJDGCAEBF.exe"3⤵PID:1652
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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:2936 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Roaming\Temp\Task.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:2840 -
C:\Windows\SysWOW64\chcp.comchcp 12514⤵PID:2360
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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:1716
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
128KB
MD588650eb0381656d8209e0263b42ec315
SHA1bba1c427b473a2ac8c8d771fd8bc5132e35a3f56
SHA256ee3b6ed35ad1ca6174b359f553c05447473a0041d7414cd07ed8f376180b4d43
SHA512eb55c28b1952b88f10d8176f376e6df205b2e8c3022420e6f738c94f138e04d0cc404353d93d6d1bac2b262cafe8385be20729b9666384ff26c575ced18fccb2
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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
192KB
MD54d39840677c34b8758d3407dc273f004
SHA137c7b820335eb11fcb6503a50b211b7fd60ebbd5
SHA2562a94630c1813938326d3f8ec662c2e72e01b37c2ce32d4efda4ddddce677a436
SHA5122c2ce4ea869a38e265fbb22eea0b176d2da19409259a768ace6e068d8f554705303d768a4333ca3a063dc39613fd4136c338e55b2bd6a18377eac7a218471fbe
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Filesize
21KB
MD52b342079303895c50af8040a91f30f71
SHA1b11335e1cb8356d9c337cb89fe81d669a69de17e
SHA2562d5d89025911e2e273f90f393624be4819641dbee1606de792362e442e54612f
SHA512550452dadc86ecd205f40668894116790a456fe46e9985d68093d36cf32abf00edecb5c56ff0287464a0e819db7b3cc53926037a116de6c651332a7cc8035d47
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Filesize
200KB
MD5c722591f624fb69970f246b8c81d830f
SHA185516decea5d6987bebe39cbadf36053beaf4bb0
SHA25613cd1152a19fdac6581cac2bd822f34bd3026ea1783ff231e299b6d28c046a6a
SHA512822584c5c8a0813af4d845e80919776c71a43464ab719d1c303ebaae6a8ed47763183566bedc9be2e8c44de8ee6fd62d1e12be471e5d5c73ae4b1dcdaa34a908