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Analysis
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max time kernel
149s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
17/05/2024, 14:40
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b7e2f51031b66bf4305a8b9955caaa36.exe
Resource
win7-20240215-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
b7e2f51031b66bf4305a8b9955caaa36.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
b7e2f51031b66bf4305a8b9955caaa36.exe
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Size
71KB
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MD5
b7e2f51031b66bf4305a8b9955caaa36
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SHA1
4df2f8c5fd0d12a93de5b16f15d08c663615b9b6
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SHA256
5a695e38fea044ea09564ebfbbe6eae0d29e840cea2fe2769f0aefe4194562a7
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SHA512
89020c3a0955a46e80f1d544921360239732194a48362967146b24ad1f3fede77d44ce69192f16c8154c5f6fe6d457752606fb4354b2e91d7c92581c42093bcc
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SSDEEP
1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8slR:Olg35GTslA5t3/w8E
Score
10/10
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600" proaxib.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" proaxib.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" proaxib.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" proaxib.exe -
Modifies Installed Components in the registry 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{47594C51-574a-434e-4759-4C51574A434e} proaxib.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{47594C51-574a-434e-4759-4C51574A434e}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a" proaxib.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{47594C51-574a-434e-4759-4C51574A434e}\IsInstalled = "1" proaxib.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{47594C51-574a-434e-4759-4C51574A434e}\StubPath = "C:\\Windows\\system32\\akcoahooh.exe" proaxib.exe -
Sets file execution options in registry 2 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe proaxib.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a" proaxib.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\nfoarex-ofex.exe" proaxib.exe -
Executes dropped EXE 2 IoCs
pid Process 4552 proaxib.exe 2316 proaxib.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600" proaxib.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" proaxib.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" proaxib.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" proaxib.exe -
Modifies WinLogon 2 TTPs 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup" proaxib.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B} proaxib.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify proaxib.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a" proaxib.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\ouvfabor.dll" proaxib.exe -
Drops file in System32 directory 9 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\akcoahooh.exe proaxib.exe File opened for modification C:\Windows\SysWOW64\ouvfabor.dll proaxib.exe File opened for modification C:\Windows\SysWOW64\proaxib.exe proaxib.exe File created C:\Windows\SysWOW64\proaxib.exe b7e2f51031b66bf4305a8b9955caaa36.exe File opened for modification C:\Windows\SysWOW64\nfoarex-ofex.exe proaxib.exe File created C:\Windows\SysWOW64\akcoahooh.exe proaxib.exe File created C:\Windows\SysWOW64\ouvfabor.dll proaxib.exe File opened for modification C:\Windows\SysWOW64\proaxib.exe b7e2f51031b66bf4305a8b9955caaa36.exe File created C:\Windows\SysWOW64\nfoarex-ofex.exe proaxib.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 2316 proaxib.exe 2316 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe 4552 proaxib.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4540 b7e2f51031b66bf4305a8b9955caaa36.exe Token: SeDebugPrivilege 4552 proaxib.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4540 wrote to memory of 4552 4540 b7e2f51031b66bf4305a8b9955caaa36.exe 90 PID 4540 wrote to memory of 4552 4540 b7e2f51031b66bf4305a8b9955caaa36.exe 90 PID 4540 wrote to memory of 4552 4540 b7e2f51031b66bf4305a8b9955caaa36.exe 90 PID 4552 wrote to memory of 612 4552 proaxib.exe 5 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 2316 4552 proaxib.exe 91 PID 4552 wrote to memory of 2316 4552 proaxib.exe 91 PID 4552 wrote to memory of 2316 4552 proaxib.exe 91 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56 PID 4552 wrote to memory of 3524 4552 proaxib.exe 56
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:612
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3524
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C:\Users\Admin\AppData\Local\Temp\b7e2f51031b66bf4305a8b9955caaa36.exe"C:\Users\Admin\AppData\Local\Temp\b7e2f51031b66bf4305a8b9955caaa36.exe"2⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4540 -
C:\Windows\SysWOW64\proaxib.exe"C:\Windows\system32\proaxib.exe"3⤵
- Windows security bypass
- Modifies Installed Components in the registry
- Sets file execution options in registry
- Executes dropped EXE
- Windows security modification
- Modifies WinLogon
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4552 -
C:\Windows\SysWOW64\proaxib.exe--k33p4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2316
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4624,i,1999448010053300448,1112699187621658374,262144 --variations-seed-version --mojo-platform-channel-handle=3404 /prefetch:81⤵PID:320
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
73KB
MD5f35de16bcfb9553f15136dd85b47a02b
SHA15ede068dcbd439482accf64d49c61fe90b47ce76
SHA256e9f94ff0d373c3a4151a53b16d8b9fa376c68538ea159d777fa12fe2da58a379
SHA5128d1c2f479e527289223caf63afd4a43560c02525eec5541d87811aa5556b8bb1c13f86375de44e082d674fd2e5fbe4f5efd546797d2106a61dd8554d7dbaab25
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Filesize
74KB
MD526ed7d056f8006eafab273523c9e37f7
SHA13d5eba4984eb7562ca89a69c60e11a2c653f3c4b
SHA2567518f4db99d71d36f273bddb72b1974a971d9d95a412a501123031a9f5b48dfd
SHA5129fef1322e8763cd5a0ae1f194276d57449244213aa974e45c6aaa38e82d0e1b29ef9ea4193feb5450b2391bf093cd750ea765b8415f82a3861a3c0a637088325
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Filesize
5KB
MD5f37b21c00fd81bd93c89ce741a88f183
SHA1b2796500597c68e2f5638e1101b46eaf32676c1c
SHA25676cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0
SHA512252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4
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Filesize
71KB
MD5b7e2f51031b66bf4305a8b9955caaa36
SHA14df2f8c5fd0d12a93de5b16f15d08c663615b9b6
SHA2565a695e38fea044ea09564ebfbbe6eae0d29e840cea2fe2769f0aefe4194562a7
SHA51289020c3a0955a46e80f1d544921360239732194a48362967146b24ad1f3fede77d44ce69192f16c8154c5f6fe6d457752606fb4354b2e91d7c92581c42093bcc