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Analysis
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max time kernel
149s -
max time network
92s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
11/05/2024, 04:06
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
da2c497bc409f6354f3836db3b47b869ae39f1a103de37061746765879f7ba66.exe
Resource
win7-20240215-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
da2c497bc409f6354f3836db3b47b869ae39f1a103de37061746765879f7ba66.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
da2c497bc409f6354f3836db3b47b869ae39f1a103de37061746765879f7ba66.exe
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Size
72KB
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MD5
79830a34c98df7f9cf408cf1c10701df
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SHA1
efe583166075d7e5fce588ce75afcd403c6b0082
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SHA256
da2c497bc409f6354f3836db3b47b869ae39f1a103de37061746765879f7ba66
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SHA512
d407e276b0768a101d1c254e50ebd10bc4acafd7b2a6c7287dc61c5b5abb9f93082eb81247fa235f8ba2d1e1adb6686208b252b258e708967f1b39105054950a
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SSDEEP
1536:xeYGHYFoC0ZzetcCf4X2JdnRfzAuvbG/jyydIL+pNsIFrTu3MZH:AYGHYb0ZHCfg2Jdn+dIKpNXFu3OH
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" ictohoam.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" ictohoam.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" ictohoam.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" ictohoam.exe -
Modifies Installed Components in the registry 2 TTPs 4 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4256524B-4950-5453-4256-524B49505453}\IsInstalled = "1" ictohoam.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4256524B-4950-5453-4256-524B49505453}\StubPath = "C:\\Windows\\system32\\ouvxopead.exe" ictohoam.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4256524B-4950-5453-4256-524B49505453} ictohoam.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4256524B-4950-5453-4256-524B49505453}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a" ictohoam.exe -
Sets file execution options in registry 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a" ictohoam.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\eamdagut.exe" ictohoam.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe ictohoam.exe -
Executes dropped EXE 2 IoCs
pid Process 4388 ictohoam.exe 4888 ictohoam.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" ictohoam.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600" ictohoam.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" ictohoam.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" ictohoam.exe -
Modifies WinLogon 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B} ictohoam.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify ictohoam.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a" ictohoam.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\cnoapear-pur.dll" ictohoam.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup" ictohoam.exe -
Drops file in System32 directory 9 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\ictohoam.exe da2c497bc409f6354f3836db3b47b869ae39f1a103de37061746765879f7ba66.exe File created C:\Windows\SysWOW64\ictohoam.exe da2c497bc409f6354f3836db3b47b869ae39f1a103de37061746765879f7ba66.exe File created C:\Windows\SysWOW64\eamdagut.exe ictohoam.exe File opened for modification C:\Windows\SysWOW64\ouvxopead.exe ictohoam.exe File opened for modification C:\Windows\SysWOW64\cnoapear-pur.dll ictohoam.exe File created C:\Windows\SysWOW64\cnoapear-pur.dll ictohoam.exe File opened for modification C:\Windows\SysWOW64\eamdagut.exe ictohoam.exe File created C:\Windows\SysWOW64\ouvxopead.exe ictohoam.exe File opened for modification C:\Windows\SysWOW64\ictohoam.exe ictohoam.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4888 ictohoam.exe 4888 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe 4388 ictohoam.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4388 ictohoam.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4816 wrote to memory of 4388 4816 da2c497bc409f6354f3836db3b47b869ae39f1a103de37061746765879f7ba66.exe 83 PID 4816 wrote to memory of 4388 4816 da2c497bc409f6354f3836db3b47b869ae39f1a103de37061746765879f7ba66.exe 83 PID 4816 wrote to memory of 4388 4816 da2c497bc409f6354f3836db3b47b869ae39f1a103de37061746765879f7ba66.exe 83 PID 4388 wrote to memory of 620 4388 ictohoam.exe 5 PID 4388 wrote to memory of 4888 4388 ictohoam.exe 84 PID 4388 wrote to memory of 4888 4388 ictohoam.exe 84 PID 4388 wrote to memory of 4888 4388 ictohoam.exe 84 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55 PID 4388 wrote to memory of 3440 4388 ictohoam.exe 55
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:620
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3440
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C:\Users\Admin\AppData\Local\Temp\da2c497bc409f6354f3836db3b47b869ae39f1a103de37061746765879f7ba66.exe"C:\Users\Admin\AppData\Local\Temp\da2c497bc409f6354f3836db3b47b869ae39f1a103de37061746765879f7ba66.exe"2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4816 -
C:\Windows\SysWOW64\ictohoam.exe"C:\Windows\SysWOW64\ictohoam.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:4388 -
C:\Windows\SysWOW64\ictohoam.exe--k33p4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4888
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5KB
MD5f37b21c00fd81bd93c89ce741a88f183
SHA1b2796500597c68e2f5638e1101b46eaf32676c1c
SHA25676cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0
SHA512252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4
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Filesize
73KB
MD54d51435d52208563676164ff3e2f276a
SHA17151f5e02ce58e7906b403b582962eeb2245cdbc
SHA256cbc0e7382ac0f4b8fcd4a29813a77f837dc25a3aaef5f5f163c19a8c4353cba0
SHA512d241beaae5ca423652d8d417d537e3c4ea18291cbf966d731896074d899f4570813a5f82cd8291451ddcdc6f6a5c74a157db6bebe17d9e4fd148f914913afb09
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Filesize
70KB
MD5663adc029eb8e233cd505383e5b986d3
SHA13ffecec6dd03c59e9da4465673ce75958d7ccac8
SHA256e7a18c83ad32df5613e548e45cc58e5ca12a78a990712d6a50e39da76e2997a1
SHA512f4ba2f28b231f325908c11df4db264c6ef55231257d1e94ae66e34d956f246462e83024576c5e86bd77223fd018f51da37e48263e611502e839b6d394cbac591
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Filesize
72KB
MD5dc8f83b83928407d2498cdd07a575ad5
SHA1fbcd2e89e989474044a58cb88f43312818bdaacf
SHA2567b51005cdd1d2f91b424b4cb8d9545ee7ef8cab1838c158a3e0586a6107eb09c
SHA5121d6ca61b6c87ddc2f20036e64ab008e22d46b3dacb9ad36a4fe6a10107840148d21b7aaa1c222ab74e4b6f9aff2acb27e2981d00eeb49d399a0c1eb8726c4997