Analysis
- max time kernel
161s - max time network
182s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system - submitted
27/11/2022, 22:05
Static task
static1
Behavioral task
behavioral1
Sample
Setup.exe
Resource
win7-20220901-en
10 signatures
150 seconds
General
- Target Setup.exe
- Size 879KB
- Sample221127-1zhaascb68
- SHA256 6d8a49a97882ab8810f740302d2fb6a59b4670e341c636dbdd1a0507de7e0334
- MD5 c3ff6ba48a804d68c76f303c56c2bf2f
- SHA1 4f5ba05497d117689910358678c60e4acd25a735
- SHA512 55c53877baa02c4cfd6e4f52cf4df12fd5c501fb9562b304e54830f93f63549e28b327a9cf4fd32dc03ab573e0adebd46744ac0b853faf25ddbfea421373c184
- SSDEEP 24576:T8Z8EMg45Pq1LQKeZuxbPhSU6/HAklxGjvhZLT:g215PHlslpSt/HVKLL
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
laplas
C2
-
79.137.206.137
Attributes
-
api_key
0f183cb4288647960d1c458ed8456bf6524ebfbc16ebc53caab66c2376fd0eef
Signatures
- Downloads MZ/PE file
- Executes dropped EXE 1 IoCs
pid Process 2816 ltjapavlluzxujfz.exe - Uses the VBS compiler for execution 1 TTPs
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1800 set thread context of 224 1800 Setup.exe 83 - Program crash 1 IoCs
pid pid_target Process procid_target 2904 1800 WerFault.exe 81 - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1800 wrote to memory of 224 1800 Setup.exe 83 PID 1800 wrote to memory of 224 1800 Setup.exe 83 PID 1800 wrote to memory of 224 1800 Setup.exe 83 PID 1800 wrote to memory of 224 1800 Setup.exe 83 PID 1800 wrote to memory of 224 1800 Setup.exe 83 PID 224 wrote to memory of 2816 224 vbc.exe 90 PID 224 wrote to memory of 2816 224 vbc.exe 90 PID 224 wrote to memory of 2816 224 vbc.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\Setup.exe"C:\Users\Admin\AppData\Local\Temp\Setup.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1800 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:224 -
C:\Users\Admin\AppData\Local\Temp\ltjapavlluzxujfz.exe"ltjapavlluzxujfz.exe"3⤵
- Executes dropped EXE
PID:2816
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1800 -s 6202⤵
- Program crash
PID:2904
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1800 -ip 18001⤵PID:3132
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\ltjapavlluzxujfz.exe
- Size 4.6MB
- SHA256 3c39c19a17c68b76ab916e85cc9d7a2e24525f4099a6d258f28dd27353febd25
- MD5 21f79006cf7560986de8ec8a60998894
- SHA1 b4e170268721f7ddfb33c2cb5af3f953a0f16278
- SHA512 f794f98972f9a7ee2cf5ee9541db8f83d6670cea95289dd8f55a52d576b2fdce58136d21b85f278ca28e545c522efecaea6529736ca89e62f8f596bd102f5615
- SSDEEP 49152:rB3pvIEnEFeJAzS3Z1vAaE5FKY/t7mWcz64tVD2uCLfP5/xfKopX8Lh1eFY2xMQe:lZAxD23ZVWczxVCN/FGTQW81
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\ltjapavlluzxujfz.exe
- Size 4.6MB
- SHA256 3c39c19a17c68b76ab916e85cc9d7a2e24525f4099a6d258f28dd27353febd25
- MD5 21f79006cf7560986de8ec8a60998894
- SHA1 b4e170268721f7ddfb33c2cb5af3f953a0f16278
- SHA512 f794f98972f9a7ee2cf5ee9541db8f83d6670cea95289dd8f55a52d576b2fdce58136d21b85f278ca28e545c522efecaea6529736ca89e62f8f596bd102f5615
- SSDEEP 49152:rB3pvIEnEFeJAzS3Z1vAaE5FKY/t7mWcz64tVD2uCLfP5/xfKopX8Lh1eFY2xMQe:lZAxD23ZVWczxVCN/FGTQW81
- MD5 SHA1 SHA512 SSDEEP