Analysis
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max time kernel
300s -
max time network
210s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
27-05-2024 17:31
Static task
static1
Behavioral task
behavioral1
Sample
EacDriverBE.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
EacDriverBE.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
obs.exe
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
obs.exe
Resource
win10v2004-20240508-en
General
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Target
EacDriverBE.exe
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Size
11KB
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MD5
c6b2c74b647dcbbea223c51925c5c7dd
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SHA1
071fa2b1394d2c95553149fd5eb643e0291927b3
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SHA256
c5f1d37d96ed0788783f626a376144f85887a182155fed3b637744d9d9215a22
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SHA512
ff1d378751d2722c165293b1dbefccc9aad42cb653f20178bbcbbc3318d6da0592e9099b7030f268c7cd60bc3e782ed2d66ddbf485391596f659b1e4c3c47b6c
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SSDEEP
192:5S8JnK2fj6JIFjsJwpVwP456gijoVIgMa42JjrUxF59ooFIda:5S92L5FIJw/wgAjE7MeJvYooFi
Malware Config
Extracted
gozi
Signatures
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
EacDriverBE.exewscript.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation EacDriverBE.exe Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation wscript.exe -
Loads dropped DLL 1 IoCs
Processes:
EacDriverBE.exepid process 3268 EacDriverBE.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 5072 3268 WerFault.exe EacDriverBE.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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Modifies registry class 7 IoCs
Processes:
reg.exereg.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings\shell reg.exe Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings\shell\open reg.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings\shell\open\command\ = "wscript.exe C:\\Users\\Admin\\AppData\\Local\\Temp\\consoledamage374.vbs" reg.exe Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings\shell\open\command reg.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings\shell\open\command\DelegateExecute = "0" reg.exe Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings\shell\open\command reg.exe Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings reg.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
EacDriverBE.exedescription pid process Token: SeDebugPrivilege 3268 EacDriverBE.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
EacDriverBE.execmd.exeComputerDefaults.exewscript.execmd.exedescription pid process target process PID 3268 wrote to memory of 2136 3268 EacDriverBE.exe reg.exe PID 3268 wrote to memory of 2136 3268 EacDriverBE.exe reg.exe PID 3268 wrote to memory of 2136 3268 EacDriverBE.exe reg.exe PID 3268 wrote to memory of 4828 3268 EacDriverBE.exe reg.exe PID 3268 wrote to memory of 4828 3268 EacDriverBE.exe reg.exe PID 3268 wrote to memory of 4828 3268 EacDriverBE.exe reg.exe PID 3268 wrote to memory of 428 3268 EacDriverBE.exe cmd.exe PID 3268 wrote to memory of 428 3268 EacDriverBE.exe cmd.exe PID 3268 wrote to memory of 428 3268 EacDriverBE.exe cmd.exe PID 428 wrote to memory of 3004 428 cmd.exe ComputerDefaults.exe PID 428 wrote to memory of 3004 428 cmd.exe ComputerDefaults.exe PID 428 wrote to memory of 3004 428 cmd.exe ComputerDefaults.exe PID 3004 wrote to memory of 1884 3004 ComputerDefaults.exe wscript.exe PID 3004 wrote to memory of 1884 3004 ComputerDefaults.exe wscript.exe PID 3004 wrote to memory of 1884 3004 ComputerDefaults.exe wscript.exe PID 1884 wrote to memory of 5024 1884 wscript.exe cmd.exe PID 1884 wrote to memory of 5024 1884 wscript.exe cmd.exe PID 1884 wrote to memory of 5024 1884 wscript.exe cmd.exe PID 3268 wrote to memory of 748 3268 EacDriverBE.exe cmd.exe PID 3268 wrote to memory of 748 3268 EacDriverBE.exe cmd.exe PID 3268 wrote to memory of 748 3268 EacDriverBE.exe cmd.exe PID 748 wrote to memory of 3884 748 cmd.exe schtasks.exe PID 748 wrote to memory of 3884 748 cmd.exe schtasks.exe PID 748 wrote to memory of 3884 748 cmd.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\EacDriverBE.exe"C:\Users\Admin\AppData\Local\Temp\EacDriverBE.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3268 -
C:\Windows\SysWOW64\reg.exe"C:\Windows\system32\reg.exe" add "HKCU\Software\Classes\ms-settings\shell\open\command" /d "wscript.exe C:\Users\Admin\AppData\Local\Temp\consoledamage374.vbs" /f2⤵
- Modifies registry class
PID:2136 -
C:\Windows\SysWOW64\reg.exe"C:\Windows\system32\reg.exe" add "HKCU\Software\Classes\ms-settings\shell\open\command" /v DelegateExecute /d "0" /f2⤵
- Modifies registry class
PID:4828 -
C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C computerdefaults.exe2⤵
- Suspicious use of WriteProcessMemory
PID:428 -
C:\Windows\SysWOW64\ComputerDefaults.execomputerdefaults.exe3⤵
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Windows\SysWOW64\wscript.exe"wscript.exe" C:\Users\Admin\AppData\Local\Temp\consoledamage374.vbs4⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1884 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C del C:\Windows\System32\drivers\etc\hosts5⤵PID:5024
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C schtasks /Create /SC ONLOGON /TN JavaAutoUpdateTask_wwf7vChHJBMBk7lWy050MX /TR "C:\Users\Admin\AppData\Local\Microsoft\Windows\GameExplorer\wwf7vChHJBMBk7lWy050MX.exe" /RL HIGHEST /IT2⤵
- Suspicious use of WriteProcessMemory
PID:748 -
C:\Windows\SysWOW64\schtasks.exeschtasks /Create /SC ONLOGON /TN JavaAutoUpdateTask_wwf7vChHJBMBk7lWy050MX /TR "C:\Users\Admin\AppData\Local\Microsoft\Windows\GameExplorer\wwf7vChHJBMBk7lWy050MX.exe" /RL HIGHEST /IT3⤵
- Creates scheduled task(s)
PID:3884 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3268 -s 23642⤵
- Program crash
PID:5072
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3268 -ip 32681⤵PID:2492
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.4MB
MD56f2fdecc48e7d72ca1eb7f17a97e59ad
SHA1fcbc8c4403e5c8194ee69158d7e70ee7dbd4c056
SHA25670e48ef5c14766f3601c97451b47859fddcbe7f237e1c5200cea8e7a7609d809
SHA512fea98a3d6fff1497551dc6583dd92798dcac764070a350fd381e856105a6411c94effd4b189b7a32608ff610422b8dbd6d93393c5da99ee66d4569d45191dc8b
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Filesize
171B
MD5a34267102c21aff46aecc85598924544
SHA177268af47c6a4b9c6be7f7487b2c9b233d49d435
SHA256eba7ab5c248e46dbe70470b41ebf25a378b4eff9ce632adff927ac1f95583d44
SHA5125d320312b93b46c9051a20c82d6405a3f2c78b23adb3ab3e71aad854b65b500937de7ca2986cf79967386d689beecccf676d89afde8ecc5d5ad0cb4ae2bf38a3