Analysis
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max time kernel
144s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
25-07-2024 14:28
Static task
static1
Behavioral task
behavioral1
Sample
055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8.exe
Resource
win7-20240704-en
General
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Target
055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8.exe
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Size
246KB
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MD5
97a3d3bbbf620a1eead18626beef0932
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SHA1
52a1b750a8bb5b64e153179e090f95c69bd340b8
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SHA256
055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8
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SHA512
cf5b5a215c7e2ac16306a3f3737d9c7a57c87e8cbe92299e947cf734a8379a23f18b8a43058d359b10e1aa7597f141e54862d6980186d1614902b803c233385d
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SSDEEP
3072:1+m9ZYH0gOSr9fM9pXF57/VQ9LZjfnGCH:sSSOj99/GLpe
Malware Config
Extracted
systembc
31.44.185.6:4001
31.44.185.11:4001
Signatures
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resource yara_rule behavioral1/files/0x00080000000120ff-8.dat aspack_v212_v242 behavioral1/memory/1960-10-0x0000000000F70000-0x0000000000F79000-memory.dmp aspack_v212_v242 -
Executes dropped EXE 3 IoCs
pid Process 2416 FYGAKz.exe 1060 xakirj.exe 2000 FYGAKz.exe -
Loads dropped DLL 4 IoCs
pid Process 1960 055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8.exe 1960 055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8.exe 1060 xakirj.exe 1060 xakirj.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE FYGAKz.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jre7\bin\keytool.exe FYGAKz.exe File opened for modification C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe FYGAKz.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Google\Update\Install\{2B81D3B1-6134-4F8A-A160-385C02BE7682}\chrome_installer.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\misc.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE FYGAKz.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jre7\bin\javaw.exe FYGAKz.exe File opened for modification C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE FYGAKz.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE FYGAKz.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe FYGAKz.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE FYGAKz.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE FYGAKz.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE FYGAKz.exe File opened for modification C:\Program Files\7-Zip\7z.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jre7\bin\ktab.exe FYGAKz.exe File opened for modification C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe FYGAKz.exe File opened for modification C:\Program Files\Windows Journal\PDIALOG.exe FYGAKz.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jre7\bin\kinit.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe FYGAKz.exe File opened for modification C:\Program Files\Windows Journal\Journal.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE FYGAKz.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE FYGAKz.exe File opened for modification C:\Program Files\Java\jre7\bin\orbd.exe FYGAKz.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jre7\bin\pack200.exe FYGAKz.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE FYGAKz.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jre7\bin\ssvagent.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe FYGAKz.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe FYGAKz.exe File opened for modification C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jre7\bin\rmiregistry.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jre7\bin\unpack200.exe FYGAKz.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe FYGAKz.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\Tasks\xakirj.job 055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8.exe File opened for modification C:\Windows\Tasks\xakirj.job 055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language FYGAKz.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language xakirj.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language FYGAKz.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies data under HKEY_USERS 3 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" FYGAKz.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ FYGAKz.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" FYGAKz.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1960 055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 1960 wrote to memory of 2416 1960 055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8.exe 30 PID 1960 wrote to memory of 2416 1960 055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8.exe 30 PID 1960 wrote to memory of 2416 1960 055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8.exe 30 PID 1960 wrote to memory of 2416 1960 055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8.exe 30 PID 2416 wrote to memory of 2712 2416 FYGAKz.exe 33 PID 2416 wrote to memory of 2712 2416 FYGAKz.exe 33 PID 2416 wrote to memory of 2712 2416 FYGAKz.exe 33 PID 2416 wrote to memory of 2712 2416 FYGAKz.exe 33 PID 796 wrote to memory of 1060 796 taskeng.exe 36 PID 796 wrote to memory of 1060 796 taskeng.exe 36 PID 796 wrote to memory of 1060 796 taskeng.exe 36 PID 796 wrote to memory of 1060 796 taskeng.exe 36 PID 1060 wrote to memory of 2000 1060 xakirj.exe 37 PID 1060 wrote to memory of 2000 1060 xakirj.exe 37 PID 1060 wrote to memory of 2000 1060 xakirj.exe 37 PID 1060 wrote to memory of 2000 1060 xakirj.exe 37 PID 2000 wrote to memory of 2904 2000 FYGAKz.exe 38 PID 2000 wrote to memory of 2904 2000 FYGAKz.exe 38 PID 2000 wrote to memory of 2904 2000 FYGAKz.exe 38 PID 2000 wrote to memory of 2904 2000 FYGAKz.exe 38
Processes
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C:\Users\Admin\AppData\Local\Temp\055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8.exe"C:\Users\Admin\AppData\Local\Temp\055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8.exe"1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1960 -
C:\Users\Admin\AppData\Local\Temp\FYGAKz.exeC:\Users\Admin\AppData\Local\Temp\FYGAKz.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2416 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\05af77cc.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2712
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C:\Windows\system32\taskeng.exetaskeng.exe {BCB4C794-A76F-4F30-B973-DD0E6084E2AB} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
PID:796 -
C:\ProgramData\qrrrrr\xakirj.exeC:\ProgramData\qrrrrr\xakirj.exe start2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1060 -
C:\Windows\TEMP\FYGAKz.exeC:\Windows\TEMP\FYGAKz.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:2000 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Windows\TEMP\33c16c8c.bat" "4⤵
- System Location Discovery: System Language Discovery
PID:2904
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
246KB
MD597a3d3bbbf620a1eead18626beef0932
SHA152a1b750a8bb5b64e153179e090f95c69bd340b8
SHA256055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8
SHA512cf5b5a215c7e2ac16306a3f3737d9c7a57c87e8cbe92299e947cf734a8379a23f18b8a43058d359b10e1aa7597f141e54862d6980186d1614902b803c233385d
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Filesize
187B
MD56560607db7d3586eeaff002136dfabb1
SHA142997c3e80f120067109e3400f3fabd21145cd4b
SHA25635122a95bfe9c0d84ea1842507b47fa9ddd0595c1c63de406a28d24e3e118a13
SHA51282608492ab324fee46a36a6b4b1286db37fd0cf28aa70108164792aabbc45874cb20e4680c781e8c5f770baab116176091afd86af65a631008bdaa97ebe12f15
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD5f7d21de5c4e81341eccd280c11ddcc9a
SHA1d4e9ef10d7685d491583c6fa93ae5d9105d815bd
SHA2564485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794
SHA512e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3
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Filesize
133B
MD5804b10e866f0f57dab2d7f90ec3ab7f1
SHA16136cfec63e8d643407b631044387168f79d8712
SHA256fa0ba342566ae8f896c021ff8650a8314e973fa6248781fbefa09ed3b96f9435
SHA5125d9834e640a75663e328df7ae8eabcc570e7d66e441539ea5eabf4a5769567c5a463be0e355c22f9f870972fe44641002d7975193df34f222e77acaf585b37bb