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Analysis
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max time kernel
150s -
max time network
144s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
17/04/2024, 13:33
Static task
static1
Behavioral task
behavioral1
Sample
f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe
Resource
win10v2004-20240412-en
General
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Target
f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe
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Size
232KB
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MD5
b5f3dc95c09fa3bfdf009a404736f94e
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SHA1
03e471e7edf9bbcbe2483ebd1ba05364c93a190a
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SHA256
f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be
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SHA512
f63cba660384d5296e2f8aeeceba1a2d4707311a242cd5f12220008670cb5c2bf686b546fafe03cc6c5363bd62fe4c067a1f9dc73a8388488e13854b631ee546
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SSDEEP
6144:j6zxC0r84BWnfZUH7SFcQU+9HFsvKMXOCU:kY0r9BeZUbSiy9HSvKwO
Malware Config
Extracted
tofsee
vanaheim.cn
jotunheim.name
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\uyjolxqt = "0" svchost.exe -
Creates new service(s) 1 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2448 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\uyjolxqt\ImagePath = "C:\\Windows\\SysWOW64\\uyjolxqt\\ugsxuazn.exe" svchost.exe -
Deletes itself 1 IoCs
pid Process 2584 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2528 ugsxuazn.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile:.repos svchost.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile:.repos svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2528 set thread context of 2584 2528 ugsxuazn.exe 41 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2560 sc.exe 2648 sc.exe 2808 sc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies data under HKEY_USERS 3 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Control Panel\Buses svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\Control Panel\Buses\Config0 = 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 svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\Control Panel\Buses\Config0 = 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 svchost.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 1696 wrote to memory of 2036 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 28 PID 1696 wrote to memory of 2036 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 28 PID 1696 wrote to memory of 2036 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 28 PID 1696 wrote to memory of 2036 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 28 PID 1696 wrote to memory of 2912 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 30 PID 1696 wrote to memory of 2912 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 30 PID 1696 wrote to memory of 2912 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 30 PID 1696 wrote to memory of 2912 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 30 PID 1696 wrote to memory of 2560 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 32 PID 1696 wrote to memory of 2560 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 32 PID 1696 wrote to memory of 2560 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 32 PID 1696 wrote to memory of 2560 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 32 PID 1696 wrote to memory of 2648 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 34 PID 1696 wrote to memory of 2648 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 34 PID 1696 wrote to memory of 2648 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 34 PID 1696 wrote to memory of 2648 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 34 PID 1696 wrote to memory of 2808 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 36 PID 1696 wrote to memory of 2808 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 36 PID 1696 wrote to memory of 2808 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 36 PID 1696 wrote to memory of 2808 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 36 PID 1696 wrote to memory of 2448 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 39 PID 1696 wrote to memory of 2448 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 39 PID 1696 wrote to memory of 2448 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 39 PID 1696 wrote to memory of 2448 1696 f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe 39 PID 2528 wrote to memory of 2584 2528 ugsxuazn.exe 41 PID 2528 wrote to memory of 2584 2528 ugsxuazn.exe 41 PID 2528 wrote to memory of 2584 2528 ugsxuazn.exe 41 PID 2528 wrote to memory of 2584 2528 ugsxuazn.exe 41 PID 2528 wrote to memory of 2584 2528 ugsxuazn.exe 41 PID 2528 wrote to memory of 2584 2528 ugsxuazn.exe 41
Processes
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C:\Users\Admin\AppData\Local\Temp\f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe"C:\Users\Admin\AppData\Local\Temp\f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1696 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\uyjolxqt\2⤵PID:2036
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ugsxuazn.exe" C:\Windows\SysWOW64\uyjolxqt\2⤵PID:2912
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create uyjolxqt binPath= "C:\Windows\SysWOW64\uyjolxqt\ugsxuazn.exe /d\"C:\Users\Admin\AppData\Local\Temp\f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
PID:2560
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description uyjolxqt "wifi internet conection"2⤵
- Launches sc.exe
PID:2648
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start uyjolxqt2⤵
- Launches sc.exe
PID:2808
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul2⤵
- Modifies Windows Firewall
PID:2448
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C:\Windows\SysWOW64\uyjolxqt\ugsxuazn.exeC:\Windows\SysWOW64\uyjolxqt\ugsxuazn.exe /d"C:\Users\Admin\AppData\Local\Temp\f379c2c732470dbce8e17423baf7f6fcca63bcb13c4ade33a15df1225e3841be.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2528 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2584
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
13.6MB
MD5513ad32d18664b78e13df1300a38f088
SHA10b13ad0204fdeecf5e63d3c6f376e87f38e06594
SHA256183cb441643a897f5a1dd1c884303789a4ef8c94724acdf13788605662fd1278
SHA5125b08fd6c30f1ec64449069ba697ad7bb14db337621b13b1184762ef58e2f314e16c896a1ba541d8fd46ff6f0ec723e12f4af56cdcf8c6cf8fb69bd3971e9f48e