Analysis
-
max time kernel
146s -
max time network
177s -
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 12:48
Static task
static1
Behavioral task
behavioral1
Sample
a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe
Resource
win7-20230831-en
windows7-x64
5 signatures
150 seconds
General
-
Target
a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe
-
Size
379KB
-
MD5
36e4d7c38ed8609c3a2ffaa57d593809
-
SHA1
9903b576d9fc80f3ee65869f8cb6d025a863416b
-
SHA256
a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83
-
SHA512
0c91e260f1719b80a9ea7b3179f12978fec4f008860dbb467d25a893191fba6e2d00f96012a46d89a80643c6367851af9bd7c9c6f674844750555fcda670eb37
-
SSDEEP
6144:GMecRgs3r9vIum2Tg0N63KAOw4VTudJ02l8reRaCJMvdg3F:GM1RP3r9Hmeau2qyRaCSvK3F
Malware Config
Extracted
Family
mystic
C2
http://5.42.92.211/loghub/master
Signatures
-
Detect Mystic stealer payload 5 IoCs
resource yara_rule behavioral2/memory/4876-0-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/4876-1-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/4876-2-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/4876-3-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/4876-4-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4464 set thread context of 4876 4464 a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe 87 -
Program crash 1 IoCs
pid pid_target Process procid_target 4548 4464 WerFault.exe 84 -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 4464 wrote to memory of 4652 4464 a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe 86 PID 4464 wrote to memory of 4652 4464 a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe 86 PID 4464 wrote to memory of 4652 4464 a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe 86 PID 4464 wrote to memory of 4876 4464 a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe 87 PID 4464 wrote to memory of 4876 4464 a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe 87 PID 4464 wrote to memory of 4876 4464 a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe 87 PID 4464 wrote to memory of 4876 4464 a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe 87 PID 4464 wrote to memory of 4876 4464 a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe 87 PID 4464 wrote to memory of 4876 4464 a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe 87 PID 4464 wrote to memory of 4876 4464 a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe 87 PID 4464 wrote to memory of 4876 4464 a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe 87 PID 4464 wrote to memory of 4876 4464 a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe 87 PID 4464 wrote to memory of 4876 4464 a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe"C:\Users\Admin\AppData\Local\Temp\a23e825a219297f40d096df546a11e21e70c0642ebb04866cac9f8c991f16f83.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4464 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:4652
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:4876
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 2842⤵
- Program crash
PID:4548
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4464 -ip 44641⤵PID:208