Analysis
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max time kernel
150s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
22/05/2024, 02:41
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f.exe
Resource
win7-20240221-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f.exe
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Size
70KB
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MD5
c8138b198fae0c9c5a86ac8b88583a58
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SHA1
5b137ebff8024bb6ed5fa927d2a085240b900389
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SHA256
8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f
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SHA512
96ca85a74abf09556765228ce38e5dfc547c22cf8f048569726cb0976ab2d3a67c9fea96299d26762d48ca51533f1ba12cd1515db54c215a71ca354a5a53023f
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SSDEEP
1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8sl1G:Olg35GTslA5t3/w8r
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" atkunoan-deas.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" atkunoan-deas.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" atkunoan-deas.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" atkunoan-deas.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\{4B584950-5043-4b46-4B58-495050434b46} atkunoan-deas.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4B584950-5043-4b46-4B58-495050434b46}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a" atkunoan-deas.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4B584950-5043-4b46-4B58-495050434b46}\IsInstalled = "1" atkunoan-deas.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4B584950-5043-4b46-4B58-495050434b46}\StubPath = "C:\\Windows\\system32\\apnoacam.exe" atkunoan-deas.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 atkunoan-deas.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a" atkunoan-deas.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\bnibug.exe" atkunoan-deas.exe -
Executes dropped EXE 2 IoCs
pid Process 2884 atkunoan-deas.exe 2984 atkunoan-deas.exe -
Loads dropped DLL 3 IoCs
pid Process 1808 8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f.exe 1808 8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f.exe 2884 atkunoan-deas.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600" atkunoan-deas.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" atkunoan-deas.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" atkunoan-deas.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" atkunoan-deas.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}\DLLName = "C:\\Windows\\system32\\tpeamok-ipeas.dll" atkunoan-deas.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup" atkunoan-deas.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B} atkunoan-deas.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify atkunoan-deas.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a" atkunoan-deas.exe -
Drops file in System32 directory 9 IoCs
description ioc Process File created C:\Windows\SysWOW64\tpeamok-ipeas.dll atkunoan-deas.exe File opened for modification C:\Windows\SysWOW64\bnibug.exe atkunoan-deas.exe File opened for modification C:\Windows\SysWOW64\apnoacam.exe atkunoan-deas.exe File opened for modification C:\Windows\SysWOW64\tpeamok-ipeas.dll atkunoan-deas.exe File created C:\Windows\SysWOW64\apnoacam.exe atkunoan-deas.exe File opened for modification C:\Windows\SysWOW64\atkunoan-deas.exe atkunoan-deas.exe File opened for modification C:\Windows\SysWOW64\atkunoan-deas.exe 8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f.exe File created C:\Windows\SysWOW64\atkunoan-deas.exe 8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f.exe File created C:\Windows\SysWOW64\bnibug.exe atkunoan-deas.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2984 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe 2884 atkunoan-deas.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1808 8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f.exe Token: SeDebugPrivilege 2884 atkunoan-deas.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1808 wrote to memory of 2884 1808 8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f.exe 28 PID 1808 wrote to memory of 2884 1808 8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f.exe 28 PID 1808 wrote to memory of 2884 1808 8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f.exe 28 PID 1808 wrote to memory of 2884 1808 8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f.exe 28 PID 2884 wrote to memory of 412 2884 atkunoan-deas.exe 5 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 2984 2884 atkunoan-deas.exe 29 PID 2884 wrote to memory of 2984 2884 atkunoan-deas.exe 29 PID 2884 wrote to memory of 2984 2884 atkunoan-deas.exe 29 PID 2884 wrote to memory of 2984 2884 atkunoan-deas.exe 29 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21 PID 2884 wrote to memory of 1324 2884 atkunoan-deas.exe 21
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:412
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1324
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C:\Users\Admin\AppData\Local\Temp\8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f.exe"C:\Users\Admin\AppData\Local\Temp\8a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f.exe"2⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1808 -
C:\Windows\SysWOW64\atkunoan-deas.exe"C:\Windows\system32\atkunoan-deas.exe"3⤵
- Windows security bypass
- Modifies Installed Components in the registry
- Sets file execution options in registry
- Executes dropped EXE
- Loads dropped DLL
- Windows security modification
- Modifies WinLogon
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2884 -
C:\Windows\SysWOW64\atkunoan-deas.exe--k33p4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2984
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
72KB
MD52a1a5b263dddd44a5263226ed21aaa99
SHA180597e2e37bd1814eb61e7a7027441984ee7ef12
SHA25694e046b02eb41b5281834540d6c899fa505b0370a2b228334259b68abeee0d82
SHA512337e53d99e87d4ded83b2d08af4b732cd7416b59ee7d5fc73501e98331742ea394d375ad8a57e8d86497b053da6c02650cdcd83917501cc959a688785908613f
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Filesize
73KB
MD5422a410a11460d26757071fca67e40cf
SHA1bec42db94f4ba24781ad783a06b58f0ecb79e66e
SHA25621950e36849a488d2ccdaf4b6251d14a9a797a5e4bd618a5ed82e4ae59364ba8
SHA512f35c123b14a833b01c0d462947f45bcb1bad939c3a632c28e38c785ccc704353dfc1b8a1c44d675f20821b6ee2640ba383d9d955453995f8f39957a458094c8a
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Filesize
5KB
MD5f37b21c00fd81bd93c89ce741a88f183
SHA1b2796500597c68e2f5638e1101b46eaf32676c1c
SHA25676cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0
SHA512252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4
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Filesize
70KB
MD5c8138b198fae0c9c5a86ac8b88583a58
SHA15b137ebff8024bb6ed5fa927d2a085240b900389
SHA2568a0397e52be9188cb3aaa6fd717d38fd6f4870ec44ffd064f56e7ed221e63e8f
SHA51296ca85a74abf09556765228ce38e5dfc547c22cf8f048569726cb0976ab2d3a67c9fea96299d26762d48ca51533f1ba12cd1515db54c215a71ca354a5a53023f