Analysis
-
max time kernel
162s -
max time network
161s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
19/09/2022, 18:27
Static task
static1
Behavioral task
behavioral1
Sample
5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe
Resource
win7-20220901-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
5 signatures
150 seconds
General
-
Target
5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe
-
Size
746KB
-
MD5
46b18fbbed9a5a768a7efcacdef86809
-
SHA1
144db0268932dde0d08da3e84b16d71d80d6f883
-
SHA256
5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336
-
SHA512
57abfb4e64a463a8e30f1700efc0c2e8cdee1658c2637f94d7a1cb71ce612d284a795aa87723f04585cd41ff65d69e69e2e66da31d78c62269b4a5feba23c270
-
SSDEEP
12288:tcXHyJTwW1ApCLUyjJc1P0CPgo9th3fB3VN4Ov4jbNoCFarzMLMDvMXgbBeMinYW:tcXHkwW1ApCLUyjJg003J1v0n4rWwvUz
Score
10/10
Malware Config
Signatures
-
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\\ntos.exe," 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\ntos.exe 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe File created C:\Windows\SysWOW64\ntos.exe 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5 PID 3604 wrote to memory of 608 3604 5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe 5
Processes
-
C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:608
-
C:\Users\Admin\AppData\Local\Temp\5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe"C:\Users\Admin\AppData\Local\Temp\5aa23b806e037e53d7aa17d3af8d277ac5e550c017d75efec87933b27f3f4336.exe"1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3604