Analysis
-
max time kernel
156s -
max time network
174s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2023, 09:49
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe
Resource
win7-20230831-en
5 signatures
150 seconds
General
-
Target
a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe
-
Size
350KB
-
MD5
be0a54b888bcbbc83580ccac59fd8766
-
SHA1
6d28841c7f61a4cc00674601a1ec6501e06df9e0
-
SHA256
a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324
-
SHA512
af29df71e4303d12a48cf0f817e8f45491230d68a7c6c8c0e7380ae92927db98cc82c25d212b8bc9da55317f9f27fba3fb2aeabc42ed16a6f1cb574886a01aea
-
SSDEEP
6144:MtGLsrNJmc30jXud9b7zAO2p70n6dsy4N1ninUtscIYKmI0M6ktu4aJF4S:MJxJm+bz0pwn6drG9thIYfIxxtu7F4S
Malware Config
Extracted
Family
mystic
C2
http://5.42.92.211/loghub/master
Signatures
-
Detect Mystic stealer payload 6 IoCs
resource yara_rule behavioral2/memory/1052-0-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/1052-1-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/1052-2-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/1052-3-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/1052-4-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/1052-5-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4112 set thread context of 1052 4112 a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe 89 -
Program crash 1 IoCs
pid pid_target Process procid_target 5096 4112 WerFault.exe 85 -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 4112 wrote to memory of 1052 4112 a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe 89 PID 4112 wrote to memory of 1052 4112 a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe 89 PID 4112 wrote to memory of 1052 4112 a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe 89 PID 4112 wrote to memory of 1052 4112 a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe 89 PID 4112 wrote to memory of 1052 4112 a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe 89 PID 4112 wrote to memory of 1052 4112 a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe 89 PID 4112 wrote to memory of 1052 4112 a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe 89 PID 4112 wrote to memory of 1052 4112 a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe 89 PID 4112 wrote to memory of 1052 4112 a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe 89 PID 4112 wrote to memory of 1052 4112 a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe"C:\Users\Admin\AppData\Local\Temp\a51becfacdf0e58e96ca8f00ee2dfbd9d38cdf285e264b45ba173de6fcd25324.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4112 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:1052
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4112 -s 2722⤵
- Program crash
PID:5096
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4112 -ip 41121⤵PID:1252