Analysis
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max time kernel
149s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
27-05-2024 23:25
General
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Target
2024-05-27_55583b5d1cf5bf17a8a444d703105a51_icedid_nymaim.exe
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Size
4.4MB
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MD5
55583b5d1cf5bf17a8a444d703105a51
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SHA1
4505a809d5a47b3d13fc687c202734922f227f4b
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SHA256
7b58053dd98be526f54646ff764e3a08e83ae5fae1975ddd5ad2f9f4197bdd49
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SHA512
f87c625903653c14a26d2c4959bcad0a08974ff46c562a99749031ab585238bc759072ce5b2bd1e0d60ce2e524cc84a4e64c41fd09870c5062037b8cbb5f2daa
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SSDEEP
49152:LFic9QERhCbKh4w8OZLniJdfdPxTROPE41oS5HiAGuj7Ql:Lv9QUHhmarwdPBRi1T5HiAGse
Malware Config
Extracted
sality
http://89.119.67.154/testo5/
http://kukutrustnet777.info/home.gif
http://kukutrustnet888.info/home.gif
http://kukutrustnet987.info/home.gif
http://www.klkjwre9fqwieluoi.info/
http://kukutrustnet777888.info/
Signatures
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Modifies firewall policy service 2 TTPs 3 IoCs
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Sality
Sality is backdoor written in C++, first discovered in 2003.
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UAC bypass 3 TTPs 1 IoCs
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Windows security bypass 2 TTPs 6 IoCs
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Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 43 IoCs
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UPX dump on OEP (original entry point) 43 IoCs
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Disables RegEdit via registry modification 1 IoCs
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Disables Task Manager via registry modification
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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UPX packed file 42 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Windows security modification 2 TTPs 7 IoCs
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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Drops autorun.inf file 1 TTPs 2 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
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Drops file in Program Files directory 12 IoCs
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Drops file in Windows directory 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
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Suspicious behavior: EnumeratesProcesses 30 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
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Suspicious use of SetWindowsHookEx 2 IoCs
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Suspicious use of WriteProcessMemory 64 IoCs
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System policy modification 1 TTPs 1 IoCs
Processes
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵
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C:\Windows\system32\sihost.exesihost.exe1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\2024-05-27_55583b5d1cf5bf17a8a444d703105a51_icedid_nymaim.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-27_55583b5d1cf5bf17a8a444d703105a51_icedid_nymaim.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Disables RegEdit via registry modification
- Checks computer location settings
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\SysWOW64\regsvr32.exe"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\PWRISOSH.DLL"3⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵
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C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
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C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca1⤵
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca1⤵
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
3Disable or Modify Tools
3Modify Registry
5Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD54198afdeb9ace242c575ee572af22e1f
SHA132784594ec69ca459878010401c3931be8e5e15e
SHA256b4d6704aabfcc8b7cb8f4ee58b162dd124e2d0e4dce20ecf13eebd262dd1e76e
SHA512d4288466d9a669c7735dc788f81fd5581876048644c48a58df5e2f8c70d468464d9de2bcbd295cdfe8510fd77a9a3cc26e3de0a1cf985622fec00baefda7f4cc
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Filesize
100KB
MD5069309f58d366a01dc8dd39f9dc9de76
SHA129765f42e2302d7149465c5ec6e357622eb4c2ae
SHA256e1dcb8d579f331b168e51fb142407f909e2403a962dc928999a9368424e419af
SHA512704829e89e43f7fb1ead568cac1bc48e6dc54a996c2384c8d734f84bb27beaf31bbca5842d013c1b69204b484d77ba38610494b1605918ac7baecd690bf33d93
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Filesize
5.8MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
8KB
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Filesize
8KB
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Filesize
4KB
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Filesize
8KB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
16.6MB
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Filesize
8KB