Analysis
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max time kernel
146s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
29-01-2023 21:08
Static task
static1
Behavioral task
behavioral1
Sample
3472bce1e2a03730287a029d6ab2aa729b9b8f114cac43989272094af26ef404.dll
Resource
win7-20221111-en
General
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Target
3472bce1e2a03730287a029d6ab2aa729b9b8f114cac43989272094af26ef404.dll
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Size
1.1MB
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MD5
9ebb3e24459bd86f749f01523fae652d
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SHA1
cc8d16513038fb2b43798571f5c2591ee91f097e
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SHA256
3472bce1e2a03730287a029d6ab2aa729b9b8f114cac43989272094af26ef404
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SHA512
f013bbad5bc4ee88a83dd98421d22ad58d55fa03cef4833471867daaf0059716c2feca4909530f0829c2f7c180d2524ef5053567f146724426049473660ff677
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SSDEEP
24576:i30ixqmP/+GZgTXrHJB+pffKUmHaRLNW0wfpKncbBWZtxjB/s69wTGxUcbrJOBPO:i30ixj/aTXrH7+pHKUmHeLNW0wBKnc4z
Malware Config
Extracted
gozi
Extracted
gozi
1000
http://ey7kuuklgieop2pq.onion
http://drunt.at
http://news-deck.at
http://taslks.at
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build
217107
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dga_base_url
constitution.org/usdeclar.txt
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dga_crc
0x4eb7d2ca
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dga_season
10
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dga_tlds
com
ru
org
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exe_type
worker
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server_id
12
Signatures
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Unexpected DNS network traffic destination 3 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 208.67.222.222 Destination IP 208.67.222.222 Destination IP 208.67.222.222 -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Explorer.EXEdescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\comsspex = "rundll32 \"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Acletall\\DfsSspci.dll\",DllRegisterServer" Explorer.EXE -
Suspicious use of SetThreadContext 4 IoCs
Processes:
rundll32.execontrol.exeExplorer.EXEdescription pid process target process PID 1764 set thread context of 584 1764 rundll32.exe control.exe PID 584 set thread context of 1212 584 control.exe Explorer.EXE PID 584 set thread context of 1752 584 control.exe rundll32.exe PID 1212 set thread context of 884 1212 Explorer.EXE cmd.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exeExplorer.EXEpid process 1764 rundll32.exe 1212 Explorer.EXE -
Suspicious behavior: MapViewOfSection 4 IoCs
Processes:
rundll32.execontrol.exeExplorer.EXEpid process 1764 rundll32.exe 584 control.exe 584 control.exe 1212 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
Explorer.EXEpid process 1212 Explorer.EXE 1212 Explorer.EXE -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
Explorer.EXEpid process 1212 Explorer.EXE 1212 Explorer.EXE -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Explorer.EXEpid process 1212 Explorer.EXE -
Suspicious use of WriteProcessMemory 39 IoCs
Processes:
rundll32.exerundll32.execontrol.exeExplorer.EXEcmd.exedescription pid process target process PID 2016 wrote to memory of 1764 2016 rundll32.exe rundll32.exe PID 2016 wrote to memory of 1764 2016 rundll32.exe rundll32.exe PID 2016 wrote to memory of 1764 2016 rundll32.exe rundll32.exe PID 2016 wrote to memory of 1764 2016 rundll32.exe rundll32.exe PID 2016 wrote to memory of 1764 2016 rundll32.exe rundll32.exe PID 2016 wrote to memory of 1764 2016 rundll32.exe rundll32.exe PID 2016 wrote to memory of 1764 2016 rundll32.exe rundll32.exe PID 1764 wrote to memory of 584 1764 rundll32.exe control.exe PID 1764 wrote to memory of 584 1764 rundll32.exe control.exe PID 1764 wrote to memory of 584 1764 rundll32.exe control.exe PID 1764 wrote to memory of 584 1764 rundll32.exe control.exe PID 1764 wrote to memory of 584 1764 rundll32.exe control.exe PID 1764 wrote to memory of 584 1764 rundll32.exe control.exe PID 1764 wrote to memory of 584 1764 rundll32.exe control.exe PID 584 wrote to memory of 1212 584 control.exe Explorer.EXE PID 584 wrote to memory of 1212 584 control.exe Explorer.EXE PID 584 wrote to memory of 1212 584 control.exe Explorer.EXE PID 584 wrote to memory of 1752 584 control.exe rundll32.exe PID 584 wrote to memory of 1752 584 control.exe rundll32.exe PID 584 wrote to memory of 1752 584 control.exe rundll32.exe PID 584 wrote to memory of 1752 584 control.exe rundll32.exe PID 584 wrote to memory of 1752 584 control.exe rundll32.exe PID 584 wrote to memory of 1752 584 control.exe rundll32.exe PID 1212 wrote to memory of 1900 1212 Explorer.EXE cmd.exe PID 1212 wrote to memory of 1900 1212 Explorer.EXE cmd.exe PID 1212 wrote to memory of 1900 1212 Explorer.EXE cmd.exe PID 1900 wrote to memory of 1336 1900 cmd.exe nslookup.exe PID 1900 wrote to memory of 1336 1900 cmd.exe nslookup.exe PID 1900 wrote to memory of 1336 1900 cmd.exe nslookup.exe PID 1212 wrote to memory of 1768 1212 Explorer.EXE cmd.exe PID 1212 wrote to memory of 1768 1212 Explorer.EXE cmd.exe PID 1212 wrote to memory of 1768 1212 Explorer.EXE cmd.exe PID 1212 wrote to memory of 884 1212 Explorer.EXE cmd.exe PID 1212 wrote to memory of 884 1212 Explorer.EXE cmd.exe PID 1212 wrote to memory of 884 1212 Explorer.EXE cmd.exe PID 1212 wrote to memory of 884 1212 Explorer.EXE cmd.exe PID 1212 wrote to memory of 884 1212 Explorer.EXE cmd.exe PID 1212 wrote to memory of 884 1212 Explorer.EXE cmd.exe PID 1212 wrote to memory of 884 1212 Explorer.EXE cmd.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3472bce1e2a03730287a029d6ab2aa729b9b8f114cac43989272094af26ef404.dll,#12⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3472bce1e2a03730287a029d6ab2aa729b9b8f114cac43989272094af26ef404.dll,#13⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\control.exeC:\Windows\system32\control.exe /?4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL /?5⤵
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C:\Windows\system32\cmd.execmd /C "nslookup myip.opendns.com resolver1.opendns.com > C:\Users\Admin\AppData\Local\Temp\FFF4.bi1"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\nslookup.exenslookup myip.opendns.com resolver1.opendns.com3⤵
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C:\Windows\system32\cmd.execmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\FFF4.bi1"2⤵
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C:\Windows\syswow64\cmd.exe"C:\Windows\syswow64\cmd.exe" /C pause dll mail, ,2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\FFF4.bi1Filesize
118B
MD541a49d1a2a3a8713a12ccf89932d4bb7
SHA1b324e8bbcd4ca71a35d0c00ac63c0255e8ec4287
SHA256f210a8e30967b13dabe340c45ce4a97e9c94ad74975728eccdd0a27edf29b5fe
SHA5121fc256f2068eb9ac32c04bad119e94ba006808fd2be48db397eecf69acd6d8972334f81f8439d6e153a9cb99db618a613f3b0adf2b5784c264b61d4d5c0669b1
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C:\Users\Admin\AppData\Local\Temp\FFF4.bi1Filesize
118B
MD541a49d1a2a3a8713a12ccf89932d4bb7
SHA1b324e8bbcd4ca71a35d0c00ac63c0255e8ec4287
SHA256f210a8e30967b13dabe340c45ce4a97e9c94ad74975728eccdd0a27edf29b5fe
SHA5121fc256f2068eb9ac32c04bad119e94ba006808fd2be48db397eecf69acd6d8972334f81f8439d6e153a9cb99db618a613f3b0adf2b5784c264b61d4d5c0669b1
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C:\Users\Admin\AppData\Roaming\Microsoft\Acletall\DfsSspci.dllFilesize
1.1MB
MD59ebb3e24459bd86f749f01523fae652d
SHA1cc8d16513038fb2b43798571f5c2591ee91f097e
SHA2563472bce1e2a03730287a029d6ab2aa729b9b8f114cac43989272094af26ef404
SHA512f013bbad5bc4ee88a83dd98421d22ad58d55fa03cef4833471867daaf0059716c2feca4909530f0829c2f7c180d2524ef5053567f146724426049473660ff677
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memory/584-66-0x0000000000000000-mapping.dmp
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memory/584-68-0x0000000001B10000-0x0000000001BC4000-memory.dmpFilesize
720KB
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memory/584-69-0x000007FEFB5F1000-0x000007FEFB5F3000-memory.dmpFilesize
8KB
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memory/584-72-0x0000000001B10000-0x0000000001BC4000-memory.dmpFilesize
720KB
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memory/884-80-0x0000000000000000-mapping.dmp
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memory/884-81-0x0000000000200000-0x00000000002A7000-memory.dmpFilesize
668KB
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memory/1212-74-0x0000000005E00000-0x0000000005EB4000-memory.dmpFilesize
720KB
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memory/1336-76-0x0000000000000000-mapping.dmp
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memory/1752-73-0x0000000001C40000-0x0000000001CF4000-memory.dmpFilesize
720KB
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memory/1752-71-0x0000000000000000-mapping.dmp
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memory/1764-59-0x0000000000170000-0x00000000001BB000-memory.dmpFilesize
300KB
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memory/1764-67-0x0000000010000000-0x0000000010A16000-memory.dmpFilesize
10.1MB
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memory/1764-54-0x0000000000000000-mapping.dmp
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memory/1764-58-0x0000000010000000-0x0000000010A16000-memory.dmpFilesize
10.1MB
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memory/1764-57-0x0000000010000000-0x0000000010A16000-memory.dmpFilesize
10.1MB
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memory/1764-56-0x0000000010000000-0x000000001004D000-memory.dmpFilesize
308KB
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memory/1764-55-0x0000000075D61000-0x0000000075D63000-memory.dmpFilesize
8KB
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memory/1768-77-0x0000000000000000-mapping.dmp
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memory/1900-75-0x0000000000000000-mapping.dmp