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Analysis
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max time kernel
207s -
max time network
210s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
03/12/2022, 02:09
Static task
static1
Behavioral task
behavioral1
Sample
99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe
Resource
win7-20220812-en
windows7-x64
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
5 signatures
150 seconds
General
-
Target
99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe
-
Size
367KB
-
MD5
421b240301bb855687ffcade44017435
-
SHA1
6e34447474f8d061c6824ef08b41e01385a25360
-
SHA256
99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8
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SHA512
6e98e6acf6901fee689b26d108ee72bb1dc7a58cae3f7d2a99664ca409a1f6174575503857802f8d8c95fdfd73f265617fa971a0f3cbafa6aedf860ccf526245
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SSDEEP
6144:Z0pqlAPM9FURr7mmS6PPL6RgoHjoyXgq48ct8Yc8396qyti4:ZRCk9gHmH6WRloKCyYVFyt/
Score
10/10
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\sdra64.exe," 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\sdra64.exe 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe File created C:\Windows\SysWOW64\sdra64.exe 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4 PID 4400 wrote to memory of 616 4400 99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe 4
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:616
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C:\Users\Admin\AppData\Local\Temp\99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe"C:\Users\Admin\AppData\Local\Temp\99f281b1384a8bb8b679064f3a9b6f26daa5e5d8a54a9452262f60c41a2175f8.exe"1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4400