Analysis
- max time kernel
122s - max time network
128s - platform
windows7_x64 - resource
win7-20240729-en - resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system - submitted
05/08/2024, 20:11
Behavioral task
behavioral1
Sample
SolaraBootstrapper.exe
Resource
win7-20240729-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
SolaraBootstrapper.exe
Resource
win10v2004-20240802-en
13 signatures
150 seconds
General
- Target SolaraBootstrapper.exe
- Size 30.0MB
- Sample240805-yyhtbs1blb
- SHA256 35662500e31d085d460b306293ac426efa47b97dae45f3778906076913944e31
- MD5 8def6d80db11ec36bdf5f86f6de3316b
- SHA1 399fd854999b014a26818e09ba2a0f5a6ce9ff58
- SHA512 6242f2854f9791af8c24c07f86a7f5816c781e1928e19759fda4e01d67a044b197e3f3215a957ca45a6561f7453cfa256a07f0bcb59534febd5afedc3e8a3230
- SSDEEP 786432:Y9Z9OAQD7vD+szcY87WGhySW8MCNrZpC3dC:6vhQD7v/E7WGhySWINrZpq
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- Loads dropped DLL 1 IoCs
pid Process 2440 SolaraBootstrapper.exe -
resource yara_rule behavioral1/files/0x000400000001cbe5-1100.dat upx - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3016 wrote to memory of 2440 3016 SolaraBootstrapper.exe 30 PID 3016 wrote to memory of 2440 3016 SolaraBootstrapper.exe 30 PID 3016 wrote to memory of 2440 3016 SolaraBootstrapper.exe 30
Processes
-
C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe"C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3016 -
C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe"C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe"2⤵
- Loads dropped DLL
PID:2440
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\_MEI30162\python310.dll
- Size 1.4MB
- SHA256 ab3e996db016ba87004a3c4227313a86919ff6195eb4b03ac1ce523f126f2206
- MD5 933b49da4d229294aad0c6a805ad2d71
- SHA1 9828e3ce504151c2f933173ef810202d405510a4
- SHA512 6023188f3b412dd12c2d4f3a8e279dcace945b6e24e1f6bbd4e49a5d2939528620ceb9a5f77b9a47d2d0454e472e2999240b81bed0239e7e400a4e25c96e1165
- SSDEEP 24576:vmhx0O5yMVUEV51zVZ/7KqaI0jVSn/OCNYLfUehwHqDdt9OJzoCr2TAY/f+TNX59:vmT0OjUK51xZ/7s6GDwKDD9OJEwsAE2V
- MD5 SHA1 SHA512 SSDEEP